Merge branch 'x86/cleanups' into perf/uprobes

Merge reason: We want to merge a dependent patch.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

297 files changed, 3271 insertions, 4031 deletions

diff --git a/arch/alpha/include/asm/posix_types.h b/arch/alpha/include/asm/posix_types.h
index db167413300b..24779fc95994 100644
--- a/arch/alpha/include/asm/posix_types.h
+++ b/arch/alpha/include/asm/posix_types.h
@@ -8,116 +8,13 @@
  */
 
 typedef unsigned int	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
-typedef unsigned int	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef long long	__kernel_loff_t;
-typedef int		__kernel_pid_t;
-typedef int		__kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
-typedef unsigned long	__kernel_size_t;
-typedef long		__kernel_ssize_t;
-typedef long		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned long	__kernel_sigset_t;	/* at least 32 bits */
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_timer_t;
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-typedef __kernel_uid_t __kernel_old_uid_t;
-typedef __kernel_gid_t __kernel_old_gid_t;
-typedef __kernel_uid_t __kernel_uid32_t;
-typedef __kernel_gid_t __kernel_gid32_t;
-
-typedef unsigned int	__kernel_old_dev_t;
-
-#ifdef __KERNEL__
-
-#ifndef __GNUC__
-
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-#define	__FD_ISSET(d, set)	(((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
-#define	__FD_ZERO(set)	\
-  ((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set)))
-
-#else /* __GNUC__ */
-
-/* With GNU C, use inline functions instead so args are evaluated only once: */
+#define __kernel_ino_t __kernel_ino_t
 
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long fd, const __kernel_fd_set *p)
-{ 
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned long *tmp = p->fds_bits;
-	int i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		      case 16:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			return;
-
-		      case 8:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			return;
-
-		      case 4:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
+typedef unsigned int	__kernel_nlink_t;
+#define __kernel_nlink_t __kernel_nlink_t
 
-#endif /* __GNUC__ */
+typedef unsigned long	__kernel_sigset_t;	/* at least 32 bits */
 
-#endif /* __KERNEL__ */
+#include <asm-generic/posix_types.h>
 
 #endif /* _ALPHA_POSIX_TYPES_H */
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 63d7578856c1..a1dd2ee83753 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -29,6 +29,7 @@
 		compatible = "arm,cortex-a9-gic";
 		#interrupt-cells = <3>;
 		interrupt-controller;
+		cpu-offset = <0x8000>;
 		reg = <0x10490000 0x1000>, <0x10480000 0x100>;
 	};
 
diff --git a/arch/arm/boot/dts/tegra-paz00.dts b/arch/arm/boot/dts/tegra-paz00.dts
index 1a1d7023b69b..825d2957da0b 100644
--- a/arch/arm/boot/dts/tegra-paz00.dts
+++ b/arch/arm/boot/dts/tegra-paz00.dts
@@ -46,11 +46,11 @@
 	};
 
 	serial@70006200 {
-		status = "disable";
+		clock-frequency = <216000000>;
 	};
 
 	serial@70006300 {
-		clock-frequency = <216000000>;
+		status = "disable";
 	};
 
 	serial@70006400 {
@@ -60,7 +60,7 @@
 	sdhci@c8000000 {
 		cd-gpios = <&gpio 173 0>; /* gpio PV5 */
 		wp-gpios = <&gpio 57 0>;  /* gpio PH1 */
-		power-gpios = <&gpio 155 0>; /* gpio PT3 */
+		power-gpios = <&gpio 169 0>; /* gpio PV1 */
 	};
 
 	sdhci@c8000200 {
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index d1bcd7b13ebc..fb1f1cfce60c 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -320,13 +320,6 @@ err0:
 	return -EBUSY;
 }
 
-/*
- * If we set up a device for bus mastering, we need to check the latency
- * timer as we don't have even crappy BIOSes to set it properly.
- * The implementation is from arch/i386/pci/i386.c
- */
-unsigned int pcibios_max_latency = 255;
-
 /* ITE bridge requires setting latency timer to avoid early bus access
    termination by PCI bus master devices
 */
diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c
index d8e44a43047c..ff3ad2244824 100644
--- a/arch/arm/common/pl330.c
+++ b/arch/arm/common/pl330.c
@@ -1502,12 +1502,13 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op)
 	struct pl330_thread *thrd = ch_id;
 	struct pl330_dmac *pl330;
 	unsigned long flags;
-	int ret = 0, active = thrd->req_running;
+	int ret = 0, active;
 
 	if (!thrd || thrd->free || thrd->dmac->state == DYING)
 		return -EINVAL;
 
 	pl330 = thrd->dmac;
+	active = thrd->req_running;
 
 	spin_lock_irqsave(&pl330->lock, flags);
 
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 62f8095d46de..23371b17b23e 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -137,6 +137,11 @@
 	disable_irq
 	.endm
 
+	.macro	save_and_disable_irqs_notrace, oldcpsr
+	mrs	\oldcpsr, cpsr
+	disable_irq_notrace
+	.endm
+
 /*
  * Restore interrupt state previously stored in a register.  We don't
  * guarantee that this will preserve the flags.
diff --git a/arch/arm/include/asm/hardware/pl330.h b/arch/arm/include/asm/hardware/pl330.h
index 575fa8186ca0..c1821385abfa 100644
--- a/arch/arm/include/asm/hardware/pl330.h
+++ b/arch/arm/include/asm/hardware/pl330.h
@@ -41,7 +41,7 @@ enum pl330_dstcachectrl {
 	DCCTRL1, /* Bufferable only */
 	DCCTRL2, /* Cacheable, but do not allocate */
 	DCCTRL3, /* Cacheable and bufferable, but do not allocate */
-	DINVALID1 = 8,
+	DINVALID1,              /* AWCACHE = 0x1000 */
 	DINVALID2,
 	DCCTRL6, /* Cacheable write-through, allocate on writes only */
 	DCCTRL7, /* Cacheable write-back, allocate on writes only */
diff --git a/arch/arm/include/asm/posix_types.h b/arch/arm/include/asm/posix_types.h
index 2446d23bfdbf..efdf99045d87 100644
--- a/arch/arm/include/asm/posix_types.h
+++ b/arch/arm/include/asm/posix_types.h
@@ -19,59 +19,22 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long		__kernel_ino_t;
 typedef unsigned short		__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short		__kernel_nlink_t;
-typedef long			__kernel_off_t;
-typedef int			__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short		__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short		__kernel_uid_t;
 typedef unsigned short		__kernel_gid_t;
-typedef unsigned int		__kernel_size_t;
-typedef int			__kernel_ssize_t;
-typedef int			__kernel_ptrdiff_t;
-typedef long			__kernel_time_t;
-typedef long			__kernel_suseconds_t;
-typedef long			__kernel_clock_t;
-typedef int			__kernel_timer_t;
-typedef int			__kernel_clockid_t;
-typedef int			__kernel_daddr_t;
-typedef char *			__kernel_caddr_t;
-typedef unsigned short		__kernel_uid16_t;
-typedef unsigned short		__kernel_gid16_t;
-typedef unsigned int		__kernel_uid32_t;
-typedef unsigned int		__kernel_gid32_t;
+#define __kernel_uid_t __kernel_uid_t
 
-typedef unsigned short		__kernel_old_uid_t;
-typedef unsigned short		__kernel_old_gid_t;
 typedef unsigned short		__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#ifdef __GNUC__
-typedef long long		__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef	__FD_SET
-#define __FD_SET(fd, fdsetp) \
-		(((fd_set *)(fdsetp))->fds_bits[(fd) >> 5] |= (1<<((fd) & 31)))
-
-#undef	__FD_CLR
-#define __FD_CLR(fd, fdsetp) \
-		(((fd_set *)(fdsetp))->fds_bits[(fd) >> 5] &= ~(1<<((fd) & 31)))
-
-#undef	__FD_ISSET
-#define __FD_ISSET(fd, fdsetp) \
-		((((fd_set *)(fdsetp))->fds_bits[(fd) >> 5] & (1<<((fd) & 31))) != 0)
-
-#undef	__FD_ZERO
-#define __FD_ZERO(fdsetp) \
-		(memset (fdsetp, 0, sizeof (*(fd_set *)(fdsetp))))
-
-#endif
+#include <asm-generic/posix_types.h>
 
 #endif
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index ce280b8d613c..cb8d638924fd 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -22,6 +22,7 @@
 #include <asm/hw_breakpoint.h>
 #include <asm/ptrace.h>
 #include <asm/types.h>
+#include <asm/system.h>
 
 #ifdef __KERNEL__
 #define STACK_TOP	((current->personality & ADDR_LIMIT_32BIT) ? \
diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h
index 5d3ed7e38561..314d4664eae7 100644
--- a/arch/arm/include/asm/tlb.h
+++ b/arch/arm/include/asm/tlb.h
@@ -198,7 +198,15 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
 	unsigned long addr)
 {
 	pgtable_page_dtor(pte);
-	tlb_add_flush(tlb, addr);
+
+	/*
+	 * With the classic ARM MMU, a pte page has two corresponding pmd
+	 * entries, each covering 1MB.
+	 */
+	addr &= PMD_MASK;
+	tlb_add_flush(tlb, addr + SZ_1M - PAGE_SIZE);
+	tlb_add_flush(tlb, addr + SZ_1M);
+
 	tlb_remove_page(tlb, pte);
 }
 
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 3a456c6c7005..be16a48007b4 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -790,7 +790,7 @@ __kuser_cmpxchg64:				@ 0xffff0f60
 	smp_dmb	arm
 	rsbs	r0, r3, #0			@ set returned val and C flag
 	ldmfd	sp!, {r4, r5, r6, r7}
-	bx	lr
+	usr_ret	lr
 
 #elif !defined(CONFIG_SMP)
 
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 460bbbb6b885..6933244c68f9 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -469,6 +469,20 @@ static const unsigned armv7_a5_perf_cache_map[PERF_COUNT_HW_CACHE_MAX]
 			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
 		},
 	},
+	[C(NODE)] = {
+		[C(OP_READ)] = {
+			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
+			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
+		},
+		[C(OP_WRITE)] = {
+			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
+			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
+		},
+		[C(OP_PREFETCH)] = {
+			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
+			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
+		},
+	},
 };
 
 /*
@@ -579,6 +593,20 @@ static const unsigned armv7_a15_perf_cache_map[PERF_COUNT_HW_CACHE_MAX]
 			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
 		},
 	},
+	[C(NODE)] = {
+		[C(OP_READ)] = {
+			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
+			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
+		},
+		[C(OP_WRITE)] = {
+			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
+			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
+		},
+		[C(OP_PREFETCH)] = {
+			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
+			[C(RESULT_MISS)]	= CACHE_OP_UNSUPPORTED,
+		},
+	},
 };
 
 /*
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index e1d5e1929fbd..ede6443c34d9 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -23,6 +23,7 @@
 #include <linux/perf_event.h>
 #include <linux/hw_breakpoint.h>
 #include <linux/regset.h>
+#include <linux/audit.h>
 
 #include <asm/pgtable.h>
 #include <asm/system.h>
@@ -699,10 +700,13 @@ static int vfp_set(struct task_struct *target,
 {
 	int ret;
 	struct thread_info *thread = task_thread_info(target);
-	struct vfp_hard_struct new_vfp = thread->vfpstate.hard;
+	struct vfp_hard_struct new_vfp;
 	const size_t user_fpregs_offset = offsetof(struct user_vfp, fpregs);
 	const size_t user_fpscr_offset = offsetof(struct user_vfp, fpscr);
 
+	vfp_sync_hwstate(thread);
+	new_vfp = thread->vfpstate.hard;
+
 	ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
 				  &new_vfp.fpregs,
 				  user_fpregs_offset,
@@ -723,9 +727,8 @@ static int vfp_set(struct task_struct *target,
 	if (ret)
 		return ret;
 
-	vfp_sync_hwstate(thread);
-	thread->vfpstate.hard = new_vfp;
 	vfp_flush_hwstate(thread);
+	thread->vfpstate.hard = new_vfp;
 
 	return 0;
 }
@@ -902,6 +905,12 @@ long arch_ptrace(struct task_struct *child, long request,
 	return ret;
 }
 
+#ifdef __ARMEB__
+#define AUDIT_ARCH_NR AUDIT_ARCH_ARMEB
+#else
+#define AUDIT_ARCH_NR AUDIT_ARCH_ARM
+#endif
+
 asmlinkage int syscall_trace(int why, struct pt_regs *regs, int scno)
 {
 	unsigned long ip;
@@ -916,7 +925,7 @@ asmlinkage int syscall_trace(int why, struct pt_regs *regs, int scno)
 	if (!ip)
 		audit_syscall_exit(regs);
 	else
-		audit_syscall_entry(AUDIT_ARCH_ARMEB, scno, regs->ARM_r0,
+		audit_syscall_entry(AUDIT_ARCH_NR, scno, regs->ARM_r0,
 				    regs->ARM_r1, regs->ARM_r2, regs->ARM_r3);
 
 	if (!test_thread_flag(TIF_SYSCALL_TRACE))
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 0340224cf73c..9e617bd4a146 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -227,6 +227,8 @@ static int restore_vfp_context(struct vfp_sigframe __user *frame)
 	if (magic != VFP_MAGIC || size != VFP_STORAGE_SIZE)
 		return -EINVAL;
 
+	vfp_flush_hwstate(thread);
+
 	/*
 	 * Copy the floating point registers. There can be unused
 	 * registers see asm/hwcap.h for details.
@@ -251,9 +253,6 @@ static int restore_vfp_context(struct vfp_sigframe __user *frame)
 	__get_user_error(h->fpinst, &frame->ufp_exc.fpinst, err);
 	__get_user_error(h->fpinst2, &frame->ufp_exc.fpinst2, err);
 
-	if (!err)
-		vfp_flush_hwstate(thread);
-
 	return err ? -EFAULT : 0;
 }
 
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index 4285daa077b0..7a79b24597b2 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -129,7 +129,7 @@ static struct notifier_block twd_cpufreq_nb = {
 
 static int twd_cpufreq_init(void)
 {
-	if (!IS_ERR(twd_clk))
+	if (twd_evt && *__this_cpu_ptr(twd_evt) && !IS_ERR(twd_clk))
 		return cpufreq_register_notifier(&twd_cpufreq_nb,
 			CPUFREQ_TRANSITION_NOTIFIER);
 
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 99a572702509..f84dfe67724f 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -266,6 +266,7 @@ void die(const char *str, struct pt_regs *regs, int err)
 {
 	struct thread_info *thread = current_thread_info();
 	int ret;
+	enum bug_trap_type bug_type = BUG_TRAP_TYPE_NONE;
 
 	oops_enter();
 
@@ -273,7 +274,9 @@ void die(const char *str, struct pt_regs *regs, int err)
 	console_verbose();
 	bust_spinlocks(1);
 	if (!user_mode(regs))
-		report_bug(regs->ARM_pc, regs);
+		bug_type = report_bug(regs->ARM_pc, regs);
+	if (bug_type != BUG_TRAP_TYPE_NONE)
+		str = "Oops - BUG";
 	ret = __die(str, err, thread, regs);
 
 	if (regs && kexec_should_crash(thread->task))
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 1e19691e0406..43a31fb06318 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -10,6 +10,7 @@
 #include <asm/page.h>
 	
 #define PROC_INFO							\
+	. = ALIGN(4);							\
 	VMLINUX_SYMBOL(__proc_info_begin) = .;				\
 	*(.proc.info.init)						\
 	VMLINUX_SYMBOL(__proc_info_end) = .;
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index 18bacec2b094..97676bdae998 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -83,7 +83,7 @@ void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
  *  USB Device (Gadget)
  * -------------------------------------------------------------------- */
 
-#ifdef CONFIG_USB_AT91
+#if defined(CONFIG_USB_AT91) || defined(CONFIG_USB_AT91_MODULE)
 static struct at91_udc_data udc_data;
 
 static struct resource udc_resources[] = {
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index 642ccb6d26b2..5a24f0b4554d 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -84,7 +84,7 @@ void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
  *  USB Device (Gadget)
  * -------------------------------------------------------------------- */
 
-#ifdef CONFIG_USB_AT91
+#if defined(CONFIG_USB_AT91) || defined(CONFIG_USB_AT91_MODULE)
 static struct at91_udc_data udc_data;
 
 static struct resource udc_resources[] = {
@@ -1215,8 +1215,7 @@ void __init at91_add_device_serial(void) {}
  *  CF/IDE
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE) || \
-	defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE) || \
+#if defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE) || \
 	defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE)
 
 static struct at91_cf_data cf0_data;
@@ -1313,10 +1312,8 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
 	if (data->flags & AT91_CF_TRUE_IDE)
 #if defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE)
 		pdev->name = "pata_at91";
-#elif defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
-		pdev->name = "at91_ide";
 #else
-#warning "board requires AT91_CF_TRUE_IDE: enable either at91_ide or pata_at91"
+#warning "board requires AT91_CF_TRUE_IDE: enable pata_at91"
 #endif
 	else
 		pdev->name = "at91_cf";
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index fc59cbdb0e3c..1e28bed8f425 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -87,7 +87,7 @@ void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
  *  USB Device (Gadget)
  * -------------------------------------------------------------------- */
 
-#ifdef CONFIG_USB_AT91
+#if defined(CONFIG_USB_AT91) || defined(CONFIG_USB_AT91_MODULE)
 static struct at91_udc_data udc_data;
 
 static struct resource udc_resources[] = {
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index 7b46b2787022..366a7765635b 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -92,7 +92,7 @@ void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
  *  USB Device (Gadget)
  * -------------------------------------------------------------------- */
 
-#ifdef CONFIG_USB_AT91
+#if defined(CONFIG_USB_AT91) || defined(CONFIG_USB_AT91_MODULE)
 static struct at91_udc_data udc_data;
 
 static struct resource udc_resources[] = {
@@ -355,8 +355,8 @@ void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
  *  Compact Flash (PCMCIA or IDE)
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \
-    defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
+#if defined(CONFIG_PATA_AT91) || defined(CONFIG_PATA_AT91_MODULE) || \
+	defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE)
 
 static struct at91_cf_data cf0_data;
 
@@ -450,7 +450,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
 	at91_set_A_periph(AT91_PIN_PD9, 0);  /* CFCE2 */
 	at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */
 
-	pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf";
+	pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "pata_at91" : "at91_cf";
 	platform_device_register(pdev);
 }
 #else
diff --git a/arch/arm/mach-at91/include/mach/at91sam9_smc.h b/arch/arm/mach-at91/include/mach/at91sam9_smc.h
index eb18a70fa647..175e1fdd9fe8 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9_smc.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9_smc.h
@@ -18,6 +18,35 @@
 
 #include <mach/cpu.h>
 
+#ifndef __ASSEMBLY__
+struct sam9_smc_config {
+	/* Setup register */
+	u8 ncs_read_setup;
+	u8 nrd_setup;
+	u8 ncs_write_setup;
+	u8 nwe_setup;
+
+	/* Pulse register */
+	u8 ncs_read_pulse;
+	u8 nrd_pulse;
+	u8 ncs_write_pulse;
+	u8 nwe_pulse;
+
+	/* Cycle register */
+	u16 read_cycle;
+	u16 write_cycle;
+
+	/* Mode register */
+	u32 mode;
+	u8 tdf_cycles:4;
+};
+
+extern void sam9_smc_configure(int id, int cs, struct sam9_smc_config *config);
+extern void sam9_smc_read(int id, int cs, struct sam9_smc_config *config);
+extern void sam9_smc_read_mode(int id, int cs, struct sam9_smc_config *config);
+extern void sam9_smc_write_mode(int id, int cs, struct sam9_smc_config *config);
+#endif
+
 #define AT91_SMC_SETUP		0x00				/* Setup Register for CS n */
 #define		AT91_SMC_NWESETUP	(0x3f << 0)			/* NWE Setup Length */
 #define			AT91_SMC_NWESETUP_(x)	((x) << 0)
diff --git a/arch/arm/mach-at91/sam9_smc.c b/arch/arm/mach-at91/sam9_smc.c
index 8294783b679d..99a0a1d2b7dc 100644
--- a/arch/arm/mach-at91/sam9_smc.c
+++ b/arch/arm/mach-at91/sam9_smc.c
@@ -2,6 +2,7 @@
  * linux/arch/arm/mach-at91/sam9_smc.c
  *
  * Copyright (C) 2008 Andrew Victor
+ * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -22,7 +23,22 @@
 
 static void __iomem *smc_base_addr[2];
 
-static void __init sam9_smc_cs_configure(void __iomem *base, struct sam9_smc_config* config)
+static void sam9_smc_cs_write_mode(void __iomem *base,
+					struct sam9_smc_config *config)
+{
+	__raw_writel(config->mode
+		   | AT91_SMC_TDF_(config->tdf_cycles),
+		   base + AT91_SMC_MODE);
+}
+
+void sam9_smc_write_mode(int id, int cs,
+					struct sam9_smc_config *config)
+{
+	sam9_smc_cs_write_mode(AT91_SMC_CS(id, cs), config);
+}
+
+static void sam9_smc_cs_configure(void __iomem *base,
+					struct sam9_smc_config *config)
 {
 
 	/* Setup register */
@@ -45,16 +61,66 @@ static void __init sam9_smc_cs_configure(void __iomem *base, struct sam9_smc_con
 		   base + AT91_SMC_CYCLE);
 
 	/* Mode register */
-	__raw_writel(config->mode
-		   | AT91_SMC_TDF_(config->tdf_cycles),
-		   base + AT91_SMC_MODE);
+	sam9_smc_cs_write_mode(base, config);
 }
 
-void __init sam9_smc_configure(int id, int cs, struct sam9_smc_config* config)
+void sam9_smc_configure(int id, int cs,
+					struct sam9_smc_config *config)
 {
 	sam9_smc_cs_configure(AT91_SMC_CS(id, cs), config);
 }
 
+static void sam9_smc_cs_read_mode(void __iomem *base,
+					struct sam9_smc_config *config)
+{
+	u32 val = __raw_readl(base + AT91_SMC_MODE);
+
+	config->mode = (val & ~AT91_SMC_NWECYCLE);
+	config->tdf_cycles = (val & AT91_SMC_NWECYCLE) >> 16 ;
+}
+
+void sam9_smc_read_mode(int id, int cs,
+					struct sam9_smc_config *config)
+{
+	sam9_smc_cs_read_mode(AT91_SMC_CS(id, cs), config);
+}
+
+static void sam9_smc_cs_read(void __iomem *base,
+					struct sam9_smc_config *config)
+{
+	u32 val;
+
+	/* Setup register */
+	val = __raw_readl(base + AT91_SMC_SETUP);
+
+	config->nwe_setup = val & AT91_SMC_NWESETUP;
+	config->ncs_write_setup = (val & AT91_SMC_NCS_WRSETUP) >> 8;
+	config->nrd_setup = (val & AT91_SMC_NRDSETUP) >> 16;
+	config->ncs_read_setup = (val & AT91_SMC_NCS_RDSETUP) >> 24;
+
+	/* Pulse register */
+	val = __raw_readl(base + AT91_SMC_PULSE);
+
+	config->nwe_setup = val & AT91_SMC_NWEPULSE;
+	config->ncs_write_pulse = (val & AT91_SMC_NCS_WRPULSE) >> 8;
+	config->nrd_pulse = (val & AT91_SMC_NRDPULSE) >> 16;
+	config->ncs_read_pulse = (val & AT91_SMC_NCS_RDPULSE) >> 24;
+
+	/* Cycle register */
+	val = __raw_readl(base + AT91_SMC_CYCLE);
+
+	config->write_cycle = val & AT91_SMC_NWECYCLE;
+	config->read_cycle = (val & AT91_SMC_NRDCYCLE) >> 16;
+
+	/* Mode register */
+	sam9_smc_cs_read_mode(base, config);
+}
+
+void sam9_smc_read(int id, int cs, struct sam9_smc_config *config)
+{
+	sam9_smc_cs_read(AT91_SMC_CS(id, cs), config);
+}
+
 void __init at91sam9_ioremap_smc(int id, u32 addr)
 {
 	if (id > 1) {
diff --git a/arch/arm/mach-at91/sam9_smc.h b/arch/arm/mach-at91/sam9_smc.h
index 039c5ce17aec..3e52dcd4a59f 100644
--- a/arch/arm/mach-at91/sam9_smc.h
+++ b/arch/arm/mach-at91/sam9_smc.h
@@ -8,27 +8,4 @@
  * published by the Free Software Foundation.
  */
 
-struct sam9_smc_config {
-	/* Setup register */
-	u8 ncs_read_setup;
-	u8 nrd_setup;
-	u8 ncs_write_setup;
-	u8 nwe_setup;
-
-	/* Pulse register */
-	u8 ncs_read_pulse;
-	u8 nrd_pulse;
-	u8 ncs_write_pulse;
-	u8 nwe_pulse;
-
-	/* Cycle register */
-	u16 read_cycle;
-	u16 write_cycle;
-
-	/* Mode register */
-	u32 mode;
-	u8 tdf_cycles:4;
-};
-
-extern void __init sam9_smc_configure(int id, int cs, struct sam9_smc_config* config);
 extern void __init at91sam9_ioremap_smc(int id, u32 addr);
diff --git a/arch/arm/mach-bcmring/arch.c b/arch/arm/mach-bcmring/arch.c
index 9e5e7552498c..45c97b1ee9b1 100644
--- a/arch/arm/mach-bcmring/arch.c
+++ b/arch/arm/mach-bcmring/arch.c
@@ -194,6 +194,6 @@ MACHINE_START(BCMRING, "BCMRING")
 	.init_early = bcmring_init_early,
 	.init_irq = bcmring_init_irq,
 	.timer = &bcmring_timer,
-	.init_machine = bcmring_init_machine
+	.init_machine = bcmring_init_machine,
 	.restart = bcmring_restart,
 MACHINE_END
diff --git a/arch/arm/mach-bcmring/dma.c b/arch/arm/mach-bcmring/dma.c
index 1a1a27dd5654..1024396797e1 100644
--- a/arch/arm/mach-bcmring/dma.c
+++ b/arch/arm/mach-bcmring/dma.c
@@ -33,17 +33,11 @@
 
 #include <mach/timer.h>
 
-#include <linux/mm.h>
 #include <linux/pfn.h>
 #include <linux/atomic.h>
 #include <linux/sched.h>
 #include <mach/dma.h>
 
-/* I don't quite understand why dc4 fails when this is set to 1 and DMA is enabled */
-/* especially since dc4 doesn't use kmalloc'd memory. */
-
-#define ALLOW_MAP_OF_KMALLOC_MEMORY 0
-
 /* ---- Public Variables ------------------------------------------------- */
 
 /* ---- Private Constants and Types -------------------------------------- */
@@ -53,24 +47,12 @@
 #define CONTROLLER_FROM_HANDLE(handle)    (((handle) >> 4) & 0x0f)
 #define CHANNEL_FROM_HANDLE(handle)       ((handle) & 0x0f)
 
-#define DMA_MAP_DEBUG   0
-
-#if DMA_MAP_DEBUG
-#   define  DMA_MAP_PRINT(fmt, args...)   printk("%s: " fmt, __func__,  ## args)
-#else
-#   define  DMA_MAP_PRINT(fmt, args...)
-#endif
 
 /* ---- Private Variables ------------------------------------------------ */
 
 static DMA_Global_t gDMA;
 static struct proc_dir_entry *gDmaDir;
 
-static atomic_t gDmaStatMemTypeKmalloc = ATOMIC_INIT(0);
-static atomic_t gDmaStatMemTypeVmalloc = ATOMIC_INIT(0);
-static atomic_t gDmaStatMemTypeUser = ATOMIC_INIT(0);
-static atomic_t gDmaStatMemTypeCoherent = ATOMIC_INIT(0);
-
 #include "dma_device.c"
 
 /* ---- Private Function Prototypes -------------------------------------- */
@@ -79,34 +61,6 @@ static atomic_t gDmaStatMemTypeCoherent = ATOMIC_INIT(0);
 
 /****************************************************************************/
 /**
-*   Displays information for /proc/dma/mem-type
-*/
-/****************************************************************************/
-
-static int dma_proc_read_mem_type(char *buf, char **start, off_t offset,
-				  int count, int *eof, void *data)
-{
-	int len = 0;
-
-	len += sprintf(buf + len, "dma_map_mem statistics\n");
-	len +=
-	    sprintf(buf + len, "coherent: %d\n",
-		    atomic_read(&gDmaStatMemTypeCoherent));
-	len +=
-	    sprintf(buf + len, "kmalloc:  %d\n",
-		    atomic_read(&gDmaStatMemTypeKmalloc));
-	len +=
-	    sprintf(buf + len, "vmalloc:  %d\n",
-		    atomic_read(&gDmaStatMemTypeVmalloc));
-	len +=
-	    sprintf(buf + len, "user:     %d\n",
-		    atomic_read(&gDmaStatMemTypeUser));
-
-	return len;
-}
-
-/****************************************************************************/
-/**
 *   Displays information for /proc/dma/channels
 */
 /****************************************************************************/
@@ -846,8 +800,6 @@ int dma_init(void)
 				       dma_proc_read_channels, NULL);
 		create_proc_read_entry("devices", 0, gDmaDir,
 				       dma_proc_read_devices, NULL);
-		create_proc_read_entry("mem-type", 0, gDmaDir,
-				       dma_proc_read_mem_type, NULL);
 	}
 
 out:
@@ -1565,767 +1517,3 @@ int dma_set_device_handler(DMA_Device_t dev,	/* Device to set the callback for.
 }
 
 EXPORT_SYMBOL(dma_set_device_handler);
-
-/****************************************************************************/
-/**
-*   Initializes a memory mapping structure
-*/
-/****************************************************************************/
-
-int dma_init_mem_map(DMA_MemMap_t *memMap)
-{
-	memset(memMap, 0, sizeof(*memMap));
-
-	sema_init(&memMap->lock, 1);
-
-	return 0;
-}
-
-EXPORT_SYMBOL(dma_init_mem_map);
-
-/****************************************************************************/
-/**
-*   Releases any memory currently being held by a memory mapping structure.
-*/
-/****************************************************************************/
-
-int dma_term_mem_map(DMA_MemMap_t *memMap)
-{
-	down(&memMap->lock);	/* Just being paranoid */
-
-	/* Free up any allocated memory */
-
-	up(&memMap->lock);
-	memset(memMap, 0, sizeof(*memMap));
-
-	return 0;
-}
-
-EXPORT_SYMBOL(dma_term_mem_map);
-
-/****************************************************************************/
-/**
-*   Looks at a memory address and categorizes it.
-*
-*   @return One of the values from the DMA_MemType_t enumeration.
-*/
-/****************************************************************************/
-
-DMA_MemType_t dma_mem_type(void *addr)
-{
-	unsigned long addrVal = (unsigned long)addr;
-
-	if (addrVal >= CONSISTENT_BASE) {
-		/* NOTE: DMA virtual memory space starts at 0xFFxxxxxx */
-
-		/* dma_alloc_xxx pages are physically and virtually contiguous */
-
-		return DMA_MEM_TYPE_DMA;
-	}
-
-	/* Technically, we could add one more classification. Addresses between VMALLOC_END */
-	/* and the beginning of the DMA virtual address could be considered to be I/O space. */
-	/* Right now, nobody cares about this particular classification, so we ignore it. */
-
-	if (is_vmalloc_addr(addr)) {
-		/* Address comes from the vmalloc'd region. Pages are virtually */
-		/* contiguous but NOT physically contiguous */
-
-		return DMA_MEM_TYPE_VMALLOC;
-	}
-
-	if (addrVal >= PAGE_OFFSET) {
-		/* PAGE_OFFSET is typically 0xC0000000 */
-
-		/* kmalloc'd pages are physically contiguous */
-
-		return DMA_MEM_TYPE_KMALLOC;
-	}
-
-	return DMA_MEM_TYPE_USER;
-}
-
-EXPORT_SYMBOL(dma_mem_type);
-
-/****************************************************************************/
-/**
-*   Looks at a memory address and determines if we support DMA'ing to/from
-*   that type of memory.
-*
-*   @return boolean -
-*               return value != 0 means dma supported
-*               return value == 0 means dma not supported
-*/
-/****************************************************************************/
-
-int dma_mem_supports_dma(void *addr)
-{
-	DMA_MemType_t memType = dma_mem_type(addr);
-
-	return (memType == DMA_MEM_TYPE_DMA)
-#if ALLOW_MAP_OF_KMALLOC_MEMORY
-	    || (memType == DMA_MEM_TYPE_KMALLOC)
-#endif
-	    || (memType == DMA_MEM_TYPE_USER);
-}
-
-EXPORT_SYMBOL(dma_mem_supports_dma);
-
-/****************************************************************************/
-/**
-*   Maps in a memory region such that it can be used for performing a DMA.
-*
-*   @return
-*/
-/****************************************************************************/
-
-int dma_map_start(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-		  enum dma_data_direction dir	/* Direction that the mapping will be going */
-    ) {
-	int rc;
-
-	down(&memMap->lock);
-
-	DMA_MAP_PRINT("memMap: %p\n", memMap);
-
-	if (memMap->inUse) {
-		printk(KERN_ERR "%s: memory map %p is already being used\n",
-		       __func__, memMap);
-		rc = -EBUSY;
-		goto out;
-	}
-
-	memMap->inUse = 1;
-	memMap->dir = dir;
-	memMap->numRegionsUsed = 0;
-
-	rc = 0;
-
-out:
-
-	DMA_MAP_PRINT("returning %d", rc);
-
-	up(&memMap->lock);
-
-	return rc;
-}
-
-EXPORT_SYMBOL(dma_map_start);
-
-/****************************************************************************/
-/**
-*   Adds a segment of memory to a memory map. Each segment is both
-*   physically and virtually contiguous.
-*
-*   @return     0 on success, error code otherwise.
-*/
-/****************************************************************************/
-
-static int dma_map_add_segment(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-			       DMA_Region_t *region,	/* Region that the segment belongs to */
-			       void *virtAddr,	/* Virtual address of the segment being added */
-			       dma_addr_t physAddr,	/* Physical address of the segment being added */
-			       size_t numBytes	/* Number of bytes of the segment being added */
-    ) {
-	DMA_Segment_t *segment;
-
-	DMA_MAP_PRINT("memMap:%p va:%p pa:0x%x #:%d\n", memMap, virtAddr,
-		      physAddr, numBytes);
-
-	/* Sanity check */
-
-	if (((unsigned long)virtAddr < (unsigned long)region->virtAddr)
-	    || (((unsigned long)virtAddr + numBytes)) >
-	    ((unsigned long)region->virtAddr + region->numBytes)) {
-		printk(KERN_ERR
-		       "%s: virtAddr %p is outside region @ %p len: %d\n",
-		       __func__, virtAddr, region->virtAddr, region->numBytes);
-		return -EINVAL;
-	}
-
-	if (region->numSegmentsUsed > 0) {
-		/* Check to see if this segment is physically contiguous with the previous one */
-
-		segment = &region->segment[region->numSegmentsUsed - 1];
-
-		if ((segment->physAddr + segment->numBytes) == physAddr) {
-			/* It is - just add on to the end */
-
-			DMA_MAP_PRINT("appending %d bytes to last segment\n",
-				      numBytes);
-
-			segment->numBytes += numBytes;
-
-			return 0;
-		}
-	}
-
-	/* Reallocate to hold more segments, if required. */
-
-	if (region->numSegmentsUsed >= region->numSegmentsAllocated) {
-		DMA_Segment_t *newSegment;
-		size_t oldSize =
-		    region->numSegmentsAllocated * sizeof(*newSegment);
-		int newAlloc = region->numSegmentsAllocated + 4;
-		size_t newSize = newAlloc * sizeof(*newSegment);
-
-		newSegment = kmalloc(newSize, GFP_KERNEL);
-		if (newSegment == NULL) {
-			return -ENOMEM;
-		}
-		memcpy(newSegment, region->segment, oldSize);
-		memset(&((uint8_t *) newSegment)[oldSize], 0,
-		       newSize - oldSize);
-		kfree(region->segment);
-
-		region->numSegmentsAllocated = newAlloc;
-		region->segment = newSegment;
-	}
-
-	segment = &region->segment[region->numSegmentsUsed];
-	region->numSegmentsUsed++;
-
-	segment->virtAddr = virtAddr;
-	segment->physAddr = physAddr;
-	segment->numBytes = numBytes;
-
-	DMA_MAP_PRINT("returning success\n");
-
-	return 0;
-}
-
-/****************************************************************************/
-/**
-*   Adds a region of memory to a memory map. Each region is virtually
-*   contiguous, but not necessarily physically contiguous.
-*
-*   @return     0 on success, error code otherwise.
-*/
-/****************************************************************************/
-
-int dma_map_add_region(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-		       void *mem,	/* Virtual address that we want to get a map of */
-		       size_t numBytes	/* Number of bytes being mapped */
-    ) {
-	unsigned long addr = (unsigned long)mem;
-	unsigned int offset;
-	int rc = 0;
-	DMA_Region_t *region;
-	dma_addr_t physAddr;
-
-	down(&memMap->lock);
-
-	DMA_MAP_PRINT("memMap:%p va:%p #:%d\n", memMap, mem, numBytes);
-
-	if (!memMap->inUse) {
-		printk(KERN_ERR "%s: Make sure you call dma_map_start first\n",
-		       __func__);
-		rc = -EINVAL;
-		goto out;
-	}
-
-	/* Reallocate to hold more regions. */
-
-	if (memMap->numRegionsUsed >= memMap->numRegionsAllocated) {
-		DMA_Region_t *newRegion;
-		size_t oldSize =
-		    memMap->numRegionsAllocated * sizeof(*newRegion);
-		int newAlloc = memMap->numRegionsAllocated + 4;
-		size_t newSize = newAlloc * sizeof(*newRegion);
-
-		newRegion = kmalloc(newSize, GFP_KERNEL);
-		if (newRegion == NULL) {
-			rc = -ENOMEM;
-			goto out;
-		}
-		memcpy(newRegion, memMap->region, oldSize);
-		memset(&((uint8_t *) newRegion)[oldSize], 0, newSize - oldSize);
-
-		kfree(memMap->region);
-
-		memMap->numRegionsAllocated = newAlloc;
-		memMap->region = newRegion;
-	}
-
-	region = &memMap->region[memMap->numRegionsUsed];
-	memMap->numRegionsUsed++;
-
-	offset = addr & ~PAGE_MASK;
-
-	region->memType = dma_mem_type(mem);
-	region->virtAddr = mem;
-	region->numBytes = numBytes;
-	region->numSegmentsUsed = 0;
-	region->numLockedPages = 0;
-	region->lockedPages = NULL;
-
-	switch (region->memType) {
-	case DMA_MEM_TYPE_VMALLOC:
-		{
-			atomic_inc(&gDmaStatMemTypeVmalloc);
-
-			/* printk(KERN_ERR "%s: vmalloc'd pages are not supported\n", __func__); */
-
-			/* vmalloc'd pages are not physically contiguous */
-
-			rc = -EINVAL;
-			break;
-		}
-
-	case DMA_MEM_TYPE_KMALLOC:
-		{
-			atomic_inc(&gDmaStatMemTypeKmalloc);
-
-			/* kmalloc'd pages are physically contiguous, so they'll have exactly */
-			/* one segment */
-
-#if ALLOW_MAP_OF_KMALLOC_MEMORY
-			physAddr =
-			    dma_map_single(NULL, mem, numBytes, memMap->dir);
-			rc = dma_map_add_segment(memMap, region, mem, physAddr,
-						 numBytes);
-#else
-			rc = -EINVAL;
-#endif
-			break;
-		}
-
-	case DMA_MEM_TYPE_DMA:
-		{
-			/* dma_alloc_xxx pages are physically contiguous */
-
-			atomic_inc(&gDmaStatMemTypeCoherent);
-
-			physAddr = (vmalloc_to_pfn(mem) << PAGE_SHIFT) + offset;
-
-			dma_sync_single_for_cpu(NULL, physAddr, numBytes,
-						memMap->dir);
-			rc = dma_map_add_segment(memMap, region, mem, physAddr,
-						 numBytes);
-			break;
-		}
-
-	case DMA_MEM_TYPE_USER:
-		{
-			size_t firstPageOffset;
-			size_t firstPageSize;
-			struct page **pages;
-			struct task_struct *userTask;
-
-			atomic_inc(&gDmaStatMemTypeUser);
-
-#if 1
-			/* If the pages are user pages, then the dma_mem_map_set_user_task function */
-			/* must have been previously called. */
-
-			if (memMap->userTask == NULL) {
-				printk(KERN_ERR
-				       "%s: must call dma_mem_map_set_user_task when using user-mode memory\n",
-				       __func__);
-				return -EINVAL;
-			}
-
-			/* User pages need to be locked. */
-
-			firstPageOffset =
-			    (unsigned long)region->virtAddr & (PAGE_SIZE - 1);
-			firstPageSize = PAGE_SIZE - firstPageOffset;
-
-			region->numLockedPages = (firstPageOffset
-						  + region->numBytes +
-						  PAGE_SIZE - 1) / PAGE_SIZE;
-			pages =
-			    kmalloc(region->numLockedPages *
-				    sizeof(struct page *), GFP_KERNEL);
-
-			if (pages == NULL) {
-				region->numLockedPages = 0;
-				return -ENOMEM;
-			}
-
-			userTask = memMap->userTask;
-
-			down_read(&userTask->mm->mmap_sem);
-			rc = get_user_pages(userTask,	/* task */
-					    userTask->mm,	/* mm */
-					    (unsigned long)region->virtAddr,	/* start */
-					    region->numLockedPages,	/* len */
-					    memMap->dir == DMA_FROM_DEVICE,	/* write */
-					    0,	/* force */
-					    pages,	/* pages (array of pointers to page) */
-					    NULL);	/* vmas */
-			up_read(&userTask->mm->mmap_sem);
-
-			if (rc != region->numLockedPages) {
-				kfree(pages);
-				region->numLockedPages = 0;
-
-				if (rc >= 0) {
-					rc = -EINVAL;
-				}
-			} else {
-				uint8_t *virtAddr = region->virtAddr;
-				size_t bytesRemaining;
-				int pageIdx;
-
-				rc = 0;	/* Since get_user_pages returns +ve number */
-
-				region->lockedPages = pages;
-
-				/* We've locked the user pages. Now we need to walk them and figure */
-				/* out the physical addresses. */
-
-				/* The first page may be partial */
-
-				dma_map_add_segment(memMap,
-						    region,
-						    virtAddr,
-						    PFN_PHYS(page_to_pfn
-							     (pages[0])) +
-						    firstPageOffset,
-						    firstPageSize);
-
-				virtAddr += firstPageSize;
-				bytesRemaining =
-				    region->numBytes - firstPageSize;
-
-				for (pageIdx = 1;
-				     pageIdx < region->numLockedPages;
-				     pageIdx++) {
-					size_t bytesThisPage =
-					    (bytesRemaining >
-					     PAGE_SIZE ? PAGE_SIZE :
-					     bytesRemaining);
-
-					DMA_MAP_PRINT
-					    ("pageIdx:%d pages[pageIdx]=%p pfn=%u phys=%u\n",
-					     pageIdx, pages[pageIdx],
-					     page_to_pfn(pages[pageIdx]),
-					     PFN_PHYS(page_to_pfn
-						      (pages[pageIdx])));
-
-					dma_map_add_segment(memMap,
-							    region,
-							    virtAddr,
-							    PFN_PHYS(page_to_pfn
-								     (pages
-								      [pageIdx])),
-							    bytesThisPage);
-
-					virtAddr += bytesThisPage;
-					bytesRemaining -= bytesThisPage;
-				}
-			}
-#else
-			printk(KERN_ERR
-			       "%s: User mode pages are not yet supported\n",
-			       __func__);
-
-			/* user pages are not physically contiguous */
-
-			rc = -EINVAL;
-#endif
-			break;
-		}
-
-	default:
-		{
-			printk(KERN_ERR "%s: Unsupported memory type: %d\n",
-			       __func__, region->memType);
-
-			rc = -EINVAL;
-			break;
-		}
-	}
-
-	if (rc != 0) {
-		memMap->numRegionsUsed--;
-	}
-
-out:
-
-	DMA_MAP_PRINT("returning %d\n", rc);
-
-	up(&memMap->lock);
-
-	return rc;
-}
-
-EXPORT_SYMBOL(dma_map_add_segment);
-
-/****************************************************************************/
-/**
-*   Maps in a memory region such that it can be used for performing a DMA.
-*
-*   @return     0 on success, error code otherwise.
-*/
-/****************************************************************************/
-
-int dma_map_mem(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-		void *mem,	/* Virtual address that we want to get a map of */
-		size_t numBytes,	/* Number of bytes being mapped */
-		enum dma_data_direction dir	/* Direction that the mapping will be going */
-    ) {
-	int rc;
-
-	rc = dma_map_start(memMap, dir);
-	if (rc == 0) {
-		rc = dma_map_add_region(memMap, mem, numBytes);
-		if (rc < 0) {
-			/* Since the add fails, this function will fail, and the caller won't */
-			/* call unmap, so we need to do it here. */
-
-			dma_unmap(memMap, 0);
-		}
-	}
-
-	return rc;
-}
-
-EXPORT_SYMBOL(dma_map_mem);
-
-/****************************************************************************/
-/**
-*   Setup a descriptor ring for a given memory map.
-*
-*   It is assumed that the descriptor ring has already been initialized, and
-*   this routine will only reallocate a new descriptor ring if the existing
-*   one is too small.
-*
-*   @return     0 on success, error code otherwise.
-*/
-/****************************************************************************/
-
-int dma_map_create_descriptor_ring(DMA_Device_t dev,	/* DMA device (where the ring is stored) */
-				   DMA_MemMap_t *memMap,	/* Memory map that will be used */
-				   dma_addr_t devPhysAddr	/* Physical address of device */
-    ) {
-	int rc;
-	int numDescriptors;
-	DMA_DeviceAttribute_t *devAttr;
-	DMA_Region_t *region;
-	DMA_Segment_t *segment;
-	dma_addr_t srcPhysAddr;
-	dma_addr_t dstPhysAddr;
-	int regionIdx;
-	int segmentIdx;
-
-	devAttr = &DMA_gDeviceAttribute[dev];
-
-	down(&memMap->lock);
-
-	/* Figure out how many descriptors we need */
-
-	numDescriptors = 0;
-	for (regionIdx = 0; regionIdx < memMap->numRegionsUsed; regionIdx++) {
-		region = &memMap->region[regionIdx];
-
-		for (segmentIdx = 0; segmentIdx < region->numSegmentsUsed;
-		     segmentIdx++) {
-			segment = &region->segment[segmentIdx];
-
-			if (memMap->dir == DMA_TO_DEVICE) {
-				srcPhysAddr = segment->physAddr;
-				dstPhysAddr = devPhysAddr;
-			} else {
-				srcPhysAddr = devPhysAddr;
-				dstPhysAddr = segment->physAddr;
-			}
-
-			rc =
-			     dma_calculate_descriptor_count(dev, srcPhysAddr,
-							    dstPhysAddr,
-							    segment->
-							    numBytes);
-			if (rc < 0) {
-				printk(KERN_ERR
-				       "%s: dma_calculate_descriptor_count failed: %d\n",
-				       __func__, rc);
-				goto out;
-			}
-			numDescriptors += rc;
-		}
-	}
-
-	/* Adjust the size of the ring, if it isn't big enough */
-
-	if (numDescriptors > devAttr->ring.descriptorsAllocated) {
-		dma_free_descriptor_ring(&devAttr->ring);
-		rc =
-		     dma_alloc_descriptor_ring(&devAttr->ring,
-					       numDescriptors);
-		if (rc < 0) {
-			printk(KERN_ERR
-			       "%s: dma_alloc_descriptor_ring failed: %d\n",
-			       __func__, rc);
-			goto out;
-		}
-	} else {
-		rc =
-		     dma_init_descriptor_ring(&devAttr->ring,
-					      numDescriptors);
-		if (rc < 0) {
-			printk(KERN_ERR
-			       "%s: dma_init_descriptor_ring failed: %d\n",
-			       __func__, rc);
-			goto out;
-		}
-	}
-
-	/* Populate the descriptors */
-
-	for (regionIdx = 0; regionIdx < memMap->numRegionsUsed; regionIdx++) {
-		region = &memMap->region[regionIdx];
-
-		for (segmentIdx = 0; segmentIdx < region->numSegmentsUsed;
-		     segmentIdx++) {
-			segment = &region->segment[segmentIdx];
-
-			if (memMap->dir == DMA_TO_DEVICE) {
-				srcPhysAddr = segment->physAddr;
-				dstPhysAddr = devPhysAddr;
-			} else {
-				srcPhysAddr = devPhysAddr;
-				dstPhysAddr = segment->physAddr;
-			}
-
-			rc =
-			     dma_add_descriptors(&devAttr->ring, dev,
-						 srcPhysAddr, dstPhysAddr,
-						 segment->numBytes);
-			if (rc < 0) {
-				printk(KERN_ERR
-				       "%s: dma_add_descriptors failed: %d\n",
-				       __func__, rc);
-				goto out;
-			}
-		}
-	}
-
-	rc = 0;
-
-out:
-
-	up(&memMap->lock);
-	return rc;
-}
-
-EXPORT_SYMBOL(dma_map_create_descriptor_ring);
-
-/****************************************************************************/
-/**
-*   Maps in a memory region such that it can be used for performing a DMA.
-*
-*   @return
-*/
-/****************************************************************************/
-
-int dma_unmap(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-	      int dirtied	/* non-zero if any of the pages were modified */
-    ) {
-
-	int rc = 0;
-	int regionIdx;
-	int segmentIdx;
-	DMA_Region_t *region;
-	DMA_Segment_t *segment;
-
-	down(&memMap->lock);
-
-	for (regionIdx = 0; regionIdx < memMap->numRegionsUsed; regionIdx++) {
-		region = &memMap->region[regionIdx];
-
-		for (segmentIdx = 0; segmentIdx < region->numSegmentsUsed;
-		     segmentIdx++) {
-			segment = &region->segment[segmentIdx];
-
-			switch (region->memType) {
-			case DMA_MEM_TYPE_VMALLOC:
-				{
-					printk(KERN_ERR
-					       "%s: vmalloc'd pages are not yet supported\n",
-					       __func__);
-					rc = -EINVAL;
-					goto out;
-				}
-
-			case DMA_MEM_TYPE_KMALLOC:
-				{
-#if ALLOW_MAP_OF_KMALLOC_MEMORY
-					dma_unmap_single(NULL,
-							 segment->physAddr,
-							 segment->numBytes,
-							 memMap->dir);
-#endif
-					break;
-				}
-
-			case DMA_MEM_TYPE_DMA:
-				{
-					dma_sync_single_for_cpu(NULL,
-								segment->
-								physAddr,
-								segment->
-								numBytes,
-								memMap->dir);
-					break;
-				}
-
-			case DMA_MEM_TYPE_USER:
-				{
-					/* Nothing to do here. */
-
-					break;
-				}
-
-			default:
-				{
-					printk(KERN_ERR
-					       "%s: Unsupported memory type: %d\n",
-					       __func__, region->memType);
-					rc = -EINVAL;
-					goto out;
-				}
-			}
-
-			segment->virtAddr = NULL;
-			segment->physAddr = 0;
-			segment->numBytes = 0;
-		}
-
-		if (region->numLockedPages > 0) {
-			int pageIdx;
-
-			/* Some user pages were locked. We need to go and unlock them now. */
-
-			for (pageIdx = 0; pageIdx < region->numLockedPages;
-			     pageIdx++) {
-				struct page *page =
-				    region->lockedPages[pageIdx];
-
-				if (memMap->dir == DMA_FROM_DEVICE) {
-					SetPageDirty(page);
-				}
-				page_cache_release(page);
-			}
-			kfree(region->lockedPages);
-			region->numLockedPages = 0;
-			region->lockedPages = NULL;
-		}
-
-		region->memType = DMA_MEM_TYPE_NONE;
-		region->virtAddr = NULL;
-		region->numBytes = 0;
-		region->numSegmentsUsed = 0;
-	}
-	memMap->userTask = NULL;
-	memMap->numRegionsUsed = 0;
-	memMap->inUse = 0;
-
-out:
-	up(&memMap->lock);
-
-	return rc;
-}
-
-EXPORT_SYMBOL(dma_unmap);
diff --git a/arch/arm/mach-bcmring/include/mach/dma.h b/arch/arm/mach-bcmring/include/mach/dma.h
index 1f2c5319c056..72543781207b 100644
--- a/arch/arm/mach-bcmring/include/mach/dma.h
+++ b/arch/arm/mach-bcmring/include/mach/dma.h
@@ -26,15 +26,9 @@
 /* ---- Include Files ---------------------------------------------------- */
 
 #include <linux/kernel.h>
-#include <linux/wait.h>
 #include <linux/semaphore.h>
 #include <csp/dmacHw.h>
 #include <mach/timer.h>
-#include <linux/scatterlist.h>
-#include <linux/dma-mapping.h>
-#include <linux/mm.h>
-#include <linux/vmalloc.h>
-#include <linux/pagemap.h>
 
 /* ---- Constants and Types ---------------------------------------------- */
 
@@ -113,78 +107,6 @@ typedef struct {
 
 /****************************************************************************
 *
-*   The DMA_MemType_t and DMA_MemMap_t are helper structures used to setup
-*   DMA chains from a variety of memory sources.
-*
-*****************************************************************************/
-
-#define DMA_MEM_MAP_MIN_SIZE    4096	/* Pages less than this size are better */
-					/* off not being DMA'd. */
-
-typedef enum {
-	DMA_MEM_TYPE_NONE,	/* Not a valid setting */
-	DMA_MEM_TYPE_VMALLOC,	/* Memory came from vmalloc call */
-	DMA_MEM_TYPE_KMALLOC,	/* Memory came from kmalloc call */
-	DMA_MEM_TYPE_DMA,	/* Memory came from dma_alloc_xxx call */
-	DMA_MEM_TYPE_USER,	/* Memory came from user space. */
-
-} DMA_MemType_t;
-
-/* A segment represents a physically and virtually contiguous chunk of memory. */
-/* i.e. each segment can be DMA'd */
-/* A user of the DMA code will add memory regions. Each region may need to be */
-/* represented by one or more segments. */
-
-typedef struct {
-	void *virtAddr;		/* Virtual address used for this segment */
-	dma_addr_t physAddr;	/* Physical address this segment maps to */
-	size_t numBytes;	/* Size of the segment, in bytes */
-
-} DMA_Segment_t;
-
-/* A region represents a virtually contiguous chunk of memory, which may be */
-/* made up of multiple segments. */
-
-typedef struct {
-	DMA_MemType_t memType;
-	void *virtAddr;
-	size_t numBytes;
-
-	/* Each region (virtually contiguous) consists of one or more segments. Each */
-	/* segment is virtually and physically contiguous. */
-
-	int numSegmentsUsed;
-	int numSegmentsAllocated;
-	DMA_Segment_t *segment;
-
-	/* When a region corresponds to user memory, we need to lock all of the pages */
-	/* down before we can figure out the physical addresses. The lockedPage array contains */
-	/* the pages that were locked, and which subsequently need to be unlocked once the */
-	/* memory is unmapped. */
-
-	unsigned numLockedPages;
-	struct page **lockedPages;
-
-} DMA_Region_t;
-
-typedef struct {
-	int inUse;		/* Is this mapping currently being used? */
-	struct semaphore lock;	/* Acquired when using this structure */
-	enum dma_data_direction dir;	/* Direction this transfer is intended for */
-
-	/* In the event that we're mapping user memory, we need to know which task */
-	/* the memory is for, so that we can obtain the correct mm locks. */
-
-	struct task_struct *userTask;
-
-	int numRegionsUsed;
-	int numRegionsAllocated;
-	DMA_Region_t *region;
-
-} DMA_MemMap_t;
-
-/****************************************************************************
-*
 *   The DMA_DeviceAttribute_t contains information which describes a
 *   particular DMA device (or peripheral).
 *
@@ -570,124 +492,6 @@ int dma_alloc_double_dst_descriptors(DMA_Handle_t handle,	/* DMA Handle */
 
 /****************************************************************************/
 /**
-*   Initializes a DMA_MemMap_t data structure
-*/
-/****************************************************************************/
-
-int dma_init_mem_map(DMA_MemMap_t *memMap	/* Stores state information about the map */
-    );
-
-/****************************************************************************/
-/**
-*   Releases any memory currently being held by a memory mapping structure.
-*/
-/****************************************************************************/
-
-int dma_term_mem_map(DMA_MemMap_t *memMap	/* Stores state information about the map */
-    );
-
-/****************************************************************************/
-/**
-*   Looks at a memory address and categorizes it.
-*
-*   @return One of the values from the DMA_MemType_t enumeration.
-*/
-/****************************************************************************/
-
-DMA_MemType_t dma_mem_type(void *addr);
-
-/****************************************************************************/
-/**
-*   Sets the process (aka userTask) associated with a mem map. This is
-*   required if user-mode segments will be added to the mapping.
-*/
-/****************************************************************************/
-
-static inline void dma_mem_map_set_user_task(DMA_MemMap_t *memMap,
-					     struct task_struct *task)
-{
-	memMap->userTask = task;
-}
-
-/****************************************************************************/
-/**
-*   Looks at a memory address and determines if we support DMA'ing to/from
-*   that type of memory.
-*
-*   @return boolean -
-*               return value != 0 means dma supported
-*               return value == 0 means dma not supported
-*/
-/****************************************************************************/
-
-int dma_mem_supports_dma(void *addr);
-
-/****************************************************************************/
-/**
-*   Initializes a memory map for use. Since this function acquires a
-*   sempaphore within the memory map, it is VERY important that dma_unmap
-*   be called when you're finished using the map.
-*/
-/****************************************************************************/
-
-int dma_map_start(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-		  enum dma_data_direction dir	/* Direction that the mapping will be going */
-    );
-
-/****************************************************************************/
-/**
-*   Adds a segment of memory to a memory map.
-*
-*   @return     0 on success, error code otherwise.
-*/
-/****************************************************************************/
-
-int dma_map_add_region(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-		       void *mem,	/* Virtual address that we want to get a map of */
-		       size_t numBytes	/* Number of bytes being mapped */
-    );
-
-/****************************************************************************/
-/**
-*   Creates a descriptor ring from a memory mapping.
-*
-*   @return 0 on success, error code otherwise.
-*/
-/****************************************************************************/
-
-int dma_map_create_descriptor_ring(DMA_Device_t dev,	/* DMA device (where the ring is stored) */
-				   DMA_MemMap_t *memMap,	/* Memory map that will be used */
-				   dma_addr_t devPhysAddr	/* Physical address of device */
-    );
-
-/****************************************************************************/
-/**
-*   Maps in a memory region such that it can be used for performing a DMA.
-*
-*   @return
-*/
-/****************************************************************************/
-
-int dma_map_mem(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-		void *addr,	/* Virtual address that we want to get a map of */
-		size_t count,	/* Number of bytes being mapped */
-		enum dma_data_direction dir	/* Direction that the mapping will be going */
-    );
-
-/****************************************************************************/
-/**
-*   Maps in a memory region such that it can be used for performing a DMA.
-*
-*   @return
-*/
-/****************************************************************************/
-
-int dma_unmap(DMA_MemMap_t *memMap,	/* Stores state information about the map */
-	      int dirtied	/* non-zero if any of the pages were modified */
-    );
-
-/****************************************************************************/
-/**
 *   Initiates a transfer when the descriptors have already been setup.
 *
 *   This is a special case, and normally, the dma_transfer_xxx functions should
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 6b22b543a83f..d5088900af6c 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -44,7 +44,7 @@
 #include <mach/aemif.h>
 #include <mach/spi.h>
 
-#define DA850_EVM_PHY_ID		"0:00"
+#define DA850_EVM_PHY_ID		"davinci_mdio-0:00"
 #define DA850_LCD_PWR_PIN		GPIO_TO_PIN(2, 8)
 #define DA850_LCD_BL_PIN		GPIO_TO_PIN(2, 15)
 
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index 346e1de2f5a8..849311d3cb7c 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -54,7 +54,7 @@ static inline int have_tvp7002(void)
 	return 0;
 }
 
-#define DM365_EVM_PHY_ID		"0:01"
+#define DM365_EVM_PHY_ID		"davinci_mdio-0:01"
 /*
  * A MAX-II CPLD is used for various board control functions.
  */
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index a64b49cfedca..1247ecdcf752 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -40,7 +40,7 @@
 #include <mach/usb.h>
 #include <mach/aemif.h>
 
-#define DM644X_EVM_PHY_ID		"0:01"
+#define DM644X_EVM_PHY_ID		"davinci_mdio-0:01"
 #define LXT971_PHY_ID	(0x001378e2)
 #define LXT971_PHY_MASK	(0xfffffff0)
 
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index 64017558860b..872ac69fa049 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -736,7 +736,7 @@ static struct davinci_uart_config uart_config __initdata = {
 	.enabled_uarts = (1 << 0),
 };
 
-#define DM646X_EVM_PHY_ID		"0:01"
+#define DM646X_EVM_PHY_ID		"davinci_mdio-0:01"
 /*
  * The following EDMA channels/slots are not being used by drivers (for
  * example: Timer, GPIO, UART events etc) on dm646x, hence they are being
diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c
index 6c4a16415d47..8d34f513d415 100644
--- a/arch/arm/mach-davinci/board-neuros-osd2.c
+++ b/arch/arm/mach-davinci/board-neuros-osd2.c
@@ -39,7 +39,7 @@
 #include <mach/mmc.h>
 #include <mach/usb.h>
 
-#define NEUROS_OSD2_PHY_ID		"0:01"
+#define NEUROS_OSD2_PHY_ID		"davinci_mdio-0:01"
 #define LXT971_PHY_ID			0x001378e2
 #define LXT971_PHY_MASK			0xfffffff0
 
diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c
index e7c0c7c53493..45e815760a27 100644
--- a/arch/arm/mach-davinci/board-omapl138-hawk.c
+++ b/arch/arm/mach-davinci/board-omapl138-hawk.c
@@ -21,7 +21,7 @@
 #include <mach/da8xx.h>
 #include <mach/mux.h>
 
-#define HAWKBOARD_PHY_ID		"0:07"
+#define HAWKBOARD_PHY_ID		"davinci_mdio-0:07"
 #define DA850_HAWK_MMCSD_CD_PIN		GPIO_TO_PIN(3, 12)
 #define DA850_HAWK_MMCSD_WP_PIN		GPIO_TO_PIN(3, 13)
 
diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c
index 0b136a831c59..31da3c5b2ba3 100644
--- a/arch/arm/mach-davinci/board-sffsdr.c
+++ b/arch/arm/mach-davinci/board-sffsdr.c
@@ -42,7 +42,7 @@
 #include <mach/mux.h>
 #include <mach/usb.h>
 
-#define SFFSDR_PHY_ID		"0:01"
+#define SFFSDR_PHY_ID		"davinci_mdio-0:01"
 static struct mtd_partition davinci_sffsdr_nandflash_partition[] = {
 	/* U-Boot Environment: Block 0
 	 * UBL:                Block 1
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 0ed7fdb64efb..992c4c410185 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -153,34 +153,6 @@ static struct clk pll1_sysclk3 = {
 	.div_reg	= PLLDIV3,
 };
 
-static struct clk pll1_sysclk4 = {
-	.name		= "pll1_sysclk4",
-	.parent		= &pll1_clk,
-	.flags		= CLK_PLL,
-	.div_reg	= PLLDIV4,
-};
-
-static struct clk pll1_sysclk5 = {
-	.name		= "pll1_sysclk5",
-	.parent		= &pll1_clk,
-	.flags		= CLK_PLL,
-	.div_reg	= PLLDIV5,
-};
-
-static struct clk pll1_sysclk6 = {
-	.name		= "pll0_sysclk6",
-	.parent		= &pll0_clk,
-	.flags		= CLK_PLL,
-	.div_reg	= PLLDIV6,
-};
-
-static struct clk pll1_sysclk7 = {
-	.name		= "pll1_sysclk7",
-	.parent		= &pll1_clk,
-	.flags		= CLK_PLL,
-	.div_reg	= PLLDIV7,
-};
-
 static struct clk i2c0_clk = {
 	.name		= "i2c0",
 	.parent		= &pll0_aux_clk,
@@ -397,10 +369,6 @@ static struct clk_lookup da850_clks[] = {
 	CLK(NULL,		"pll1_aux",	&pll1_aux_clk),
 	CLK(NULL,		"pll1_sysclk2",	&pll1_sysclk2),
 	CLK(NULL,		"pll1_sysclk3",	&pll1_sysclk3),
-	CLK(NULL,		"pll1_sysclk4",	&pll1_sysclk4),
-	CLK(NULL,		"pll1_sysclk5",	&pll1_sysclk5),
-	CLK(NULL,		"pll1_sysclk6",	&pll1_sysclk6),
-	CLK(NULL,		"pll1_sysclk7",	&pll1_sysclk7),
 	CLK("i2c_davinci.1",	NULL,		&i2c0_clk),
 	CLK(NULL,		"timer0",	&timerp64_0_clk),
 	CLK("watchdog",		NULL,		&timerp64_1_clk),
diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c
index dd1429ae6405..bda7aca04ca0 100644
--- a/arch/arm/mach-dove/common.c
+++ b/arch/arm/mach-dove/common.c
@@ -28,6 +28,7 @@
 #include <asm/mach/arch.h>
 #include <linux/irq.h>
 #include <plat/time.h>
+#include <plat/ehci-orion.h>
 #include <plat/common.h>
 #include <plat/addr-map.h>
 #include "common.h"
@@ -71,7 +72,7 @@ void __init dove_map_io(void)
  ****************************************************************************/
 void __init dove_ehci0_init(void)
 {
-	orion_ehci_init(DOVE_USB0_PHYS_BASE, IRQ_DOVE_USB0);
+	orion_ehci_init(DOVE_USB0_PHYS_BASE, IRQ_DOVE_USB0, EHCI_PHY_NA);
 }
 
 /*****************************************************************************
diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c
index 03dd4012043e..d5fb44f16d31 100644
--- a/arch/arm/mach-ep93xx/vision_ep9307.c
+++ b/arch/arm/mach-ep93xx/vision_ep9307.c
@@ -32,6 +32,7 @@
 #include <mach/hardware.h>
 #include <mach/fb.h>
 #include <mach/ep93xx_spi.h>
+#include <mach/gpio-ep93xx.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/map.h>
@@ -153,7 +154,6 @@ static struct i2c_board_info vision_i2c_info[] __initdata = {
 	}, {
 		I2C_BOARD_INFO("pca9539", 0x74),
 		.platform_data	= &pca953x_74_gpio_data,
-		.irq		= gpio_to_irq(EP93XX_GPIO_LINE_F(7)),
 	}, {
 		I2C_BOARD_INFO("pca9539", 0x75),
 		.platform_data	= &pca953x_75_gpio_data,
@@ -348,6 +348,8 @@ static void __init vision_init_machine(void)
 				"pca9539:74"))
 		pr_warn("cannot request interrupt gpio for pca9539:74\n");
 
+	vision_i2c_info[1].irq = gpio_to_irq(EP93XX_GPIO_LINE_F(7));
+
 	ep93xx_register_i2c(&vision_i2c_gpio_data, vision_i2c_info,
 				ARRAY_SIZE(vision_i2c_info));
 	ep93xx_register_spi(&vision_spi_master, vision_spi_board_info,
diff --git a/arch/arm/mach-exynos/clock-exynos4210.c b/arch/arm/mach-exynos/clock-exynos4210.c
index a5823a7f249e..13312ccb2d93 100644
--- a/arch/arm/mach-exynos/clock-exynos4210.c
+++ b/arch/arm/mach-exynos/clock-exynos4210.c
@@ -32,6 +32,7 @@
 
 #include "common.h"
 
+#ifdef CONFIG_PM_SLEEP
 static struct sleep_save exynos4210_clock_save[] = {
 	SAVE_ITEM(S5P_CLKSRC_IMAGE),
 	SAVE_ITEM(S5P_CLKSRC_LCD1),
@@ -42,6 +43,7 @@ static struct sleep_save exynos4210_clock_save[] = {
 	SAVE_ITEM(S5P_CLKGATE_IP_LCD1),
 	SAVE_ITEM(S5P_CLKGATE_IP_PERIR_4210),
 };
+#endif
 
 static struct clksrc_clk *sysclks[] = {
 	/* nothing here yet */
diff --git a/arch/arm/mach-exynos/clock-exynos4212.c b/arch/arm/mach-exynos/clock-exynos4212.c
index 26a668b0d101..48af28566fa1 100644
--- a/arch/arm/mach-exynos/clock-exynos4212.c
+++ b/arch/arm/mach-exynos/clock-exynos4212.c
@@ -32,12 +32,14 @@
 
 #include "common.h"
 
+#ifdef CONFIG_PM_SLEEP
 static struct sleep_save exynos4212_clock_save[] = {
 	SAVE_ITEM(S5P_CLKSRC_IMAGE),
 	SAVE_ITEM(S5P_CLKDIV_IMAGE),
 	SAVE_ITEM(S5P_CLKGATE_IP_IMAGE_4212),
 	SAVE_ITEM(S5P_CLKGATE_IP_PERIR_4212),
 };
+#endif
 
 static struct clk *clk_src_mpll_user_list[] = {
 	[0] = &clk_fin_mpll,
diff --git a/arch/arm/mach-exynos/clock.c b/arch/arm/mach-exynos/clock.c
index 5a8c42e90005..187287aa57ab 100644
--- a/arch/arm/mach-exynos/clock.c
+++ b/arch/arm/mach-exynos/clock.c
@@ -30,6 +30,7 @@
 
 #include "common.h"
 
+#ifdef CONFIG_PM_SLEEP
 static struct sleep_save exynos4_clock_save[] = {
 	SAVE_ITEM(S5P_CLKDIV_LEFTBUS),
 	SAVE_ITEM(S5P_CLKGATE_IP_LEFTBUS),
@@ -93,6 +94,7 @@ static struct sleep_save exynos4_clock_save[] = {
 	SAVE_ITEM(S5P_CLKGATE_SCLKCPU),
 	SAVE_ITEM(S5P_CLKGATE_IP_CPU),
 };
+#endif
 
 struct clk clk_sclk_hdmi27m = {
 	.name		= "sclk_hdmi27m",
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index 85fa02767d67..e6b02fdf1b09 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -15,11 +15,13 @@
 #include <linux/serial_core.h>
 
 #include <asm/mach/arch.h>
+#include <asm/hardware/gic.h>
 #include <mach/map.h>
 
 #include <plat/cpu.h>
 #include <plat/regs-serial.h>
-#include <plat/exynos4.h>
+
+#include "common.h"
 
 /*
  * The following lookup table is used to override device names when devices
@@ -60,7 +62,7 @@ static const struct of_dev_auxdata exynos4210_auxdata_lookup[] __initconst = {
 
 static void __init exynos4210_dt_map_io(void)
 {
-	s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+	exynos_init_io(NULL, 0);
 	s3c24xx_init_clocks(24000000);
 }
 
@@ -79,7 +81,9 @@ DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)")
 	/* Maintainer: Thomas Abraham <thomas.abraham@linaro.org> */
 	.init_irq	= exynos4_init_irq,
 	.map_io		= exynos4210_dt_map_io,
+	.handle_irq	= gic_handle_irq,
 	.init_machine	= exynos4210_dt_machine_init,
 	.timer		= &exynos4_timer,
 	.dt_compat	= exynos4210_dt_compat,
+	.restart        = exynos4_restart,
 MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c
index b895ec031105..435261f83f46 100644
--- a/arch/arm/mach-exynos/mach-nuri.c
+++ b/arch/arm/mach-exynos/mach-nuri.c
@@ -220,14 +220,14 @@ static struct s3c_fb_pd_win nuri_fb_win0 = {
 		.lower_margin	= 1,
 		.hsync_len	= 48,
 		.vsync_len	= 3,
-		.xres		= 1280,
-		.yres		= 800,
+		.xres		= 1024,
+		.yres		= 600,
 		.refresh	= 60,
 	},
 	.max_bpp	= 24,
 	.default_bpp	= 16,
-	.virtual_x	= 1280,
-	.virtual_y	= 800,
+	.virtual_x	= 1024,
+	.virtual_y	= 2 * 600,
 };
 
 static struct s3c_fb_platdata nuri_fb_pdata __initdata = {
diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c
index 37ac93e8d6d9..0fc65ffde8ff 100644
--- a/arch/arm/mach-exynos/mach-universal_c210.c
+++ b/arch/arm/mach-exynos/mach-universal_c210.c
@@ -910,7 +910,7 @@ static struct s5p_fimc_isp_info universal_camera_sensors[] = {
 		.bus_type	= FIMC_MIPI_CSI2,
 		.board_info	= &m5mols_board_info,
 		.i2c_bus_num	= 0,
-		.clk_frequency	= 21600000UL,
+		.clk_frequency	= 24000000UL,
 		.csi_data_align	= 32,
 	},
 };
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index a4f61a43c7ba..e19013051772 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -206,7 +206,7 @@ static void exynos4_pm_prepare(void)
 
 }
 
-static int exynos4_pm_add(struct device *dev)
+static int exynos4_pm_add(struct device *dev, struct subsys_interface *sif)
 {
 	pm_cpu_prep = exynos4_pm_prepare;
 	pm_cpu_sleep = exynos4_cpu_suspend;
@@ -384,7 +384,9 @@ static void exynos4_pm_resume(void)
 
 	exynos4_restore_pll();
 
+#ifdef CONFIG_SMP
 	scu_enable(S5P_VA_SCU);
+#endif
 
 #ifdef CONFIG_CACHE_L2X0
 	s3c_pm_do_restore_core(exynos4_l2cc_save, ARRAY_SIZE(exynos4_l2cc_save));
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index cc15426787b1..77d4852e19f2 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -27,6 +27,7 @@
 #include <plat/cache-feroceon-l2.h>
 #include <plat/mvsdio.h>
 #include <plat/orion_nand.h>
+#include <plat/ehci-orion.h>
 #include <plat/common.h>
 #include <plat/time.h>
 #include <plat/addr-map.h>
@@ -73,7 +74,7 @@ unsigned int kirkwood_clk_ctrl = CGC_DUNIT | CGC_RESERVED;
 void __init kirkwood_ehci_init(void)
 {
 	kirkwood_clk_ctrl |= CGC_USB0;
-	orion_ehci_init(USB_PHYS_BASE, IRQ_KIRKWOOD_USB);
+	orion_ehci_init(USB_PHYS_BASE, IRQ_KIRKWOOD_USB, EHCI_PHY_NA);
 }
 
 
diff --git a/arch/arm/mach-kirkwood/mpp.h b/arch/arm/mach-kirkwood/mpp.h
index e8fda45c0736..d5a0d1da2e0e 100644
--- a/arch/arm/mach-kirkwood/mpp.h
+++ b/arch/arm/mach-kirkwood/mpp.h
@@ -31,314 +31,314 @@
 #define MPP_F6282_MASK		MPP(  0, 0x0, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP0_GPIO		MPP(  0, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP0_NF_IO2		MPP(  0, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP0_SPI_SCn		MPP(  0, 0x2, 0, 1, 1,   1,   1,   1,   1 )
+#define MPP0_NF_IO2		MPP(  0, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP0_SPI_SCn		MPP(  0, 0x2, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP1_GPO		MPP(  1, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP1_NF_IO3		MPP(  1, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP1_SPI_MOSI		MPP(  1, 0x2, 0, 1, 1,   1,   1,   1,   1 )
+#define MPP1_NF_IO3		MPP(  1, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP1_SPI_MOSI		MPP(  1, 0x2, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP2_GPO		MPP(  2, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP2_NF_IO4		MPP(  2, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP2_SPI_SCK		MPP(  2, 0x2, 0, 1, 1,   1,   1,   1,   1 )
+#define MPP2_NF_IO4		MPP(  2, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP2_SPI_SCK		MPP(  2, 0x2, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP3_GPO		MPP(  3, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP3_NF_IO5		MPP(  3, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP3_SPI_MISO		MPP(  3, 0x2, 1, 0, 1,   1,   1,   1,   1 )
+#define MPP3_NF_IO5		MPP(  3, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP3_SPI_MISO		MPP(  3, 0x2, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP4_GPIO		MPP(  4, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP4_NF_IO6		MPP(  4, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP4_UART0_RXD		MPP(  4, 0x2, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP4_SATA1_ACTn		MPP(  4, 0x5, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP4_NF_IO6		MPP(  4, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP4_UART0_RXD		MPP(  4, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP4_SATA1_ACTn		MPP(  4, 0x5, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP4_LCD_VGA_HSYNC	MPP(  4, 0xb, 0, 0, 0,   0,   0,   0,   1 )
-#define MPP4_PTP_CLK		MPP(  4, 0xd, 1, 0, 1,   1,   1,   1,   0 )
+#define MPP4_PTP_CLK		MPP(  4, 0xd, 0, 0, 1,   1,   1,   1,   0 )
 
 #define MPP5_GPO		MPP(  5, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP5_NF_IO7		MPP(  5, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP5_UART0_TXD		MPP(  5, 0x2, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP5_PTP_TRIG_GEN	MPP(  5, 0x4, 0, 1, 1,   1,   1,   1,   0 )
-#define MPP5_SATA0_ACTn		MPP(  5, 0x5, 0, 1, 0,   1,   1,   1,   1 )
+#define MPP5_NF_IO7		MPP(  5, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP5_UART0_TXD		MPP(  5, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP5_PTP_TRIG_GEN	MPP(  5, 0x4, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP5_SATA0_ACTn		MPP(  5, 0x5, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP5_LCD_VGA_VSYNC	MPP(  5, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
-#define MPP6_SYSRST_OUTn	MPP(  6, 0x1, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP6_SPI_MOSI		MPP(  6, 0x2, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP6_PTP_TRIG_GEN	MPP(  6, 0x3, 0, 1, 1,   1,   1,   1,   0 )
+#define MPP6_SYSRST_OUTn	MPP(  6, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP6_SPI_MOSI		MPP(  6, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP6_PTP_TRIG_GEN	MPP(  6, 0x3, 0, 0, 1,   1,   1,   1,   0 )
 
 #define MPP7_GPO		MPP(  7, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP7_PEX_RST_OUTn	MPP(  7, 0x1, 0, 1, 1,   1,   1,   1,   0 )
-#define MPP7_SPI_SCn		MPP(  7, 0x2, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP7_PTP_TRIG_GEN	MPP(  7, 0x3, 0, 1, 1,   1,   1,   1,   0 )
-#define MPP7_LCD_PWM		MPP(  7, 0xb, 0, 1, 0,   0,   0,   0,   1 )
+#define MPP7_PEX_RST_OUTn	MPP(  7, 0x1, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP7_SPI_SCn		MPP(  7, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP7_PTP_TRIG_GEN	MPP(  7, 0x3, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP7_LCD_PWM		MPP(  7, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP8_GPIO		MPP(  8, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP8_TW0_SDA		MPP(  8, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP8_UART0_RTS		MPP(  8, 0x2, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP8_UART1_RTS		MPP(  8, 0x3, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP8_MII0_RXERR		MPP(  8, 0x4, 1, 0, 0,   1,   1,   1,   1 )
-#define MPP8_SATA1_PRESENTn	MPP(  8, 0x5, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP8_PTP_CLK		MPP(  8, 0xc, 1, 0, 1,   1,   1,   1,   0 )
-#define MPP8_MII0_COL		MPP(  8, 0xd, 1, 0, 1,   1,   1,   1,   1 )
+#define MPP8_TW0_SDA		MPP(  8, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP8_UART0_RTS		MPP(  8, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP8_UART1_RTS		MPP(  8, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP8_MII0_RXERR		MPP(  8, 0x4, 0, 0, 0,   1,   1,   1,   1 )
+#define MPP8_SATA1_PRESENTn	MPP(  8, 0x5, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP8_PTP_CLK		MPP(  8, 0xc, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP8_MII0_COL		MPP(  8, 0xd, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP9_GPIO		MPP(  9, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP9_TW0_SCK		MPP(  9, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP9_UART0_CTS		MPP(  9, 0x2, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP9_UART1_CTS		MPP(  9, 0x3, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP9_SATA0_PRESENTn	MPP(  9, 0x5, 0, 1, 0,   1,   1,   1,   1 )
-#define MPP9_PTP_EVENT_REQ	MPP(  9, 0xc, 1, 0, 1,   1,   1,   1,   0 )
-#define MPP9_MII0_CRS		MPP(  9, 0xd, 1, 0, 1,   1,   1,   1,   1 )
+#define MPP9_TW0_SCK		MPP(  9, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP9_UART0_CTS		MPP(  9, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP9_UART1_CTS		MPP(  9, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP9_SATA0_PRESENTn	MPP(  9, 0x5, 0, 0, 0,   1,   1,   1,   1 )
+#define MPP9_PTP_EVENT_REQ	MPP(  9, 0xc, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP9_MII0_CRS		MPP(  9, 0xd, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP10_GPO		MPP( 10, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP10_SPI_SCK		MPP( 10, 0x2, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP10_UART0_TXD		MPP( 10, 0X3, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP10_SATA1_ACTn	MPP( 10, 0x5, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP10_PTP_TRIG_GEN	MPP( 10, 0xc, 0, 1, 1,   1,   1,   1,   0 )
+#define MPP10_SPI_SCK		MPP( 10, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP10_UART0_TXD		MPP( 10, 0X3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP10_SATA1_ACTn	MPP( 10, 0x5, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP10_PTP_TRIG_GEN	MPP( 10, 0xc, 0, 0, 1,   1,   1,   1,   0 )
 
 #define MPP11_GPIO		MPP( 11, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP11_SPI_MISO		MPP( 11, 0x2, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP11_UART0_RXD		MPP( 11, 0x3, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP11_PTP_EVENT_REQ	MPP( 11, 0x4, 1, 0, 1,   1,   1,   1,   0 )
-#define MPP11_PTP_TRIG_GEN	MPP( 11, 0xc, 0, 1, 1,   1,   1,   1,   0 )
-#define MPP11_PTP_CLK		MPP( 11, 0xd, 1, 0, 1,   1,   1,   1,   0 )
-#define MPP11_SATA0_ACTn	MPP( 11, 0x5, 0, 1, 0,   1,   1,   1,   1 )
+#define MPP11_SPI_MISO		MPP( 11, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP11_UART0_RXD		MPP( 11, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP11_PTP_EVENT_REQ	MPP( 11, 0x4, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP11_PTP_TRIG_GEN	MPP( 11, 0xc, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP11_PTP_CLK		MPP( 11, 0xd, 0, 0, 1,   1,   1,   1,   0 )
+#define MPP11_SATA0_ACTn	MPP( 11, 0x5, 0, 0, 0,   1,   1,   1,   1 )
 
 #define MPP12_GPO		MPP( 12, 0x0, 0, 1, 1,   1,   1,   1,   1 )
 #define MPP12_GPIO		MPP( 12, 0x0, 1, 1, 0,   0,   0,   1,   0 )
-#define MPP12_SD_CLK		MPP( 12, 0x1, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP12_AU_SPDIF0		MPP( 12, 0xa, 0, 1, 0,   0,   0,   0,   1 )
-#define MPP12_SPI_MOSI		MPP( 12, 0xb, 0, 1, 0,   0,   0,   0,   1 )
-#define MPP12_TW1_SDA		MPP( 12, 0xd, 1, 0, 0,   0,   0,   0,   1 )
+#define MPP12_SD_CLK		MPP( 12, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP12_AU_SPDIF0		MPP( 12, 0xa, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP12_SPI_MOSI		MPP( 12, 0xb, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP12_TW1_SDA		MPP( 12, 0xd, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP13_GPIO		MPP( 13, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP13_SD_CMD		MPP( 13, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP13_UART1_TXD		MPP( 13, 0x3, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP13_AU_SPDIFRMCLK	MPP( 13, 0xa, 0, 1, 0,   0,   0,   0,   1 )
-#define MPP13_LCDPWM		MPP( 13, 0xb, 0, 1, 0,   0,   0,   0,   1 )
+#define MPP13_SD_CMD		MPP( 13, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP13_UART1_TXD		MPP( 13, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP13_AU_SPDIFRMCLK	MPP( 13, 0xa, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP13_LCDPWM		MPP( 13, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP14_GPIO		MPP( 14, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP14_SD_D0		MPP( 14, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP14_UART1_RXD		MPP( 14, 0x3, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP14_SATA1_PRESENTn	MPP( 14, 0x4, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP14_AU_SPDIFI		MPP( 14, 0xa, 1, 0, 0,   0,   0,   0,   1 )
-#define MPP14_AU_I2SDI		MPP( 14, 0xb, 1, 0, 0,   0,   0,   0,   1 )
-#define MPP14_MII0_COL		MPP( 14, 0xd, 1, 0, 1,   1,   1,   1,   1 )
+#define MPP14_SD_D0		MPP( 14, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP14_UART1_RXD		MPP( 14, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP14_SATA1_PRESENTn	MPP( 14, 0x4, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP14_AU_SPDIFI		MPP( 14, 0xa, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP14_AU_I2SDI		MPP( 14, 0xb, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP14_MII0_COL		MPP( 14, 0xd, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP15_GPIO		MPP( 15, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP15_SD_D1		MPP( 15, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP15_UART0_RTS		MPP( 15, 0x2, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP15_UART1_TXD		MPP( 15, 0x3, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP15_SATA0_ACTn	MPP( 15, 0x4, 0, 1, 0,   1,   1,   1,   1 )
-#define MPP15_SPI_CSn		MPP( 15, 0xb, 0, 1, 0,   0,   0,   0,   1 )
+#define MPP15_SD_D1		MPP( 15, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP15_UART0_RTS		MPP( 15, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP15_UART1_TXD		MPP( 15, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP15_SATA0_ACTn	MPP( 15, 0x4, 0, 0, 0,   1,   1,   1,   1 )
+#define MPP15_SPI_CSn		MPP( 15, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP16_GPIO		MPP( 16, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP16_SD_D2		MPP( 16, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP16_UART0_CTS		MPP( 16, 0x2, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP16_UART1_RXD		MPP( 16, 0x3, 1, 0, 1,   1,   1,   1,   1 )
-#define MPP16_SATA1_ACTn	MPP( 16, 0x4, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP16_LCD_EXT_REF_CLK	MPP( 16, 0xb, 1, 0, 0,   0,   0,   0,   1 )
-#define MPP16_MII0_CRS		MPP( 16, 0xd, 1, 0, 1,   1,   1,   1,   1 )
+#define MPP16_SD_D2		MPP( 16, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP16_UART0_CTS		MPP( 16, 0x2, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP16_UART1_RXD		MPP( 16, 0x3, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP16_SATA1_ACTn	MPP( 16, 0x4, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP16_LCD_EXT_REF_CLK	MPP( 16, 0xb, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP16_MII0_CRS		MPP( 16, 0xd, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP17_GPIO		MPP( 17, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP17_SD_D3		MPP( 17, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP17_SATA0_PRESENTn	MPP( 17, 0x4, 0, 1, 0,   1,   1,   1,   1 )
-#define MPP17_SATA1_ACTn	MPP( 17, 0xa, 0, 1, 0,   0,   0,   0,   1 )
-#define MPP17_TW1_SCK		MPP( 17, 0xd, 1, 1, 0,   0,   0,   0,   1 )
+#define MPP17_SD_D3		MPP( 17, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP17_SATA0_PRESENTn	MPP( 17, 0x4, 0, 0, 0,   1,   1,   1,   1 )
+#define MPP17_SATA1_ACTn	MPP( 17, 0xa, 0, 0, 0,   0,   0,   0,   1 )
+#define MPP17_TW1_SCK		MPP( 17, 0xd, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP18_GPO		MPP( 18, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP18_NF_IO0		MPP( 18, 0x1, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP18_PEX0_CLKREQ	MPP( 18, 0x2, 0, 1, 0,   0,   0,   0,   1 )
+#define MPP18_NF_IO0		MPP( 18, 0x1, 0, 0, 1,   1,   1,   1,   1 )
+#define MPP18_PEX0_CLKREQ	MPP( 18, 0x2, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP19_GPO		MPP( 19, 0x0, 0, 1, 1,   1,   1,   1,   1 )
-#define MPP19_NF_IO1		MPP( 19, 0x1, 1, 1, 1,   1,   1,   1,   1 )
+#define MPP19_NF_IO1		MPP( 19, 0x1, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP20_GPIO		MPP( 20, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP20_TSMP0		MPP( 20, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP20_TDM_CH0_TX_QL	MPP( 20, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP20_TSMP0		MPP( 20, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP20_TDM_CH0_TX_QL	MPP( 20, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP20_GE1_TXD0		MPP( 20, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP20_AU_SPDIFI		MPP( 20, 0x4, 1, 0, 0,   0,   1,   1,   1 )
-#define MPP20_SATA1_ACTn	MPP( 20, 0x5, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP20_AU_SPDIFI		MPP( 20, 0x4, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP20_SATA1_ACTn	MPP( 20, 0x5, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP20_LCD_D0		MPP( 20, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP21_GPIO		MPP( 21, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP21_TSMP1		MPP( 21, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP21_TDM_CH0_RX_QL	MPP( 21, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP21_TSMP1		MPP( 21, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP21_TDM_CH0_RX_QL	MPP( 21, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP21_GE1_TXD1		MPP( 21, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP21_AU_SPDIFO		MPP( 21, 0x4, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP21_SATA0_ACTn	MPP( 21, 0x5, 0, 1, 0,   1,   1,   1,   1 )
+#define MPP21_AU_SPDIFO		MPP( 21, 0x4, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP21_SATA0_ACTn	MPP( 21, 0x5, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP21_LCD_D1		MPP( 21, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP22_GPIO		MPP( 22, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP22_TSMP2		MPP( 22, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP22_TDM_CH2_TX_QL	MPP( 22, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP22_TSMP2		MPP( 22, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP22_TDM_CH2_TX_QL	MPP( 22, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP22_GE1_TXD2		MPP( 22, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP22_AU_SPDIFRMKCLK	MPP( 22, 0x4, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP22_SATA1_PRESENTn	MPP( 22, 0x5, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP22_AU_SPDIFRMKCLK	MPP( 22, 0x4, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP22_SATA1_PRESENTn	MPP( 22, 0x5, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP22_LCD_D2		MPP( 22, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP23_GPIO		MPP( 23, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP23_TSMP3		MPP( 23, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP23_TDM_CH2_RX_QL	MPP( 23, 0x2, 1, 0, 0,   0,   1,   1,   1 )
+#define MPP23_TSMP3		MPP( 23, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP23_TDM_CH2_RX_QL	MPP( 23, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP23_GE1_TXD3		MPP( 23, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP23_AU_I2SBCLK	MPP( 23, 0x4, 0, 1, 0,   0,   1,   1,   1 )
-#define MPP23_SATA0_PRESENTn	MPP( 23, 0x5, 0, 1, 0,   1,   1,   1,   1 )
+#define MPP23_AU_I2SBCLK	MPP( 23, 0x4, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP23_SATA0_PRESENTn	MPP( 23, 0x5, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP23_LCD_D3		MPP( 23, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP24_GPIO		MPP( 24, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP24_TSMP4		MPP( 24, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP24_TDM_SPI_CS0	MPP( 24, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP24_TSMP4		MPP( 24, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP24_TDM_SPI_CS0	MPP( 24, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP24_GE1_RXD0		MPP( 24, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP24_AU_I2SDO		MPP( 24, 0x4, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP24_AU_I2SDO		MPP( 24, 0x4, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP24_LCD_D4		MPP( 24, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP25_GPIO		MPP( 25, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP25_TSMP5		MPP( 25, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP25_TDM_SPI_SCK	MPP( 25, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP25_TSMP5		MPP( 25, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP25_TDM_SPI_SCK	MPP( 25, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP25_GE1_RXD1		MPP( 25, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP25_AU_I2SLRCLK	MPP( 25, 0x4, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP25_AU_I2SLRCLK	MPP( 25, 0x4, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP25_LCD_D5		MPP( 25, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP26_GPIO		MPP( 26, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP26_TSMP6		MPP( 26, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP26_TDM_SPI_MISO	MPP( 26, 0x2, 1, 0, 0,   0,   1,   1,   1 )
+#define MPP26_TSMP6		MPP( 26, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP26_TDM_SPI_MISO	MPP( 26, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP26_GE1_RXD2		MPP( 26, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP26_AU_I2SMCLK	MPP( 26, 0x4, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP26_AU_I2SMCLK	MPP( 26, 0x4, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP26_LCD_D6		MPP( 26, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP27_GPIO		MPP( 27, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP27_TSMP7		MPP( 27, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP27_TDM_SPI_MOSI	MPP( 27, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP27_TSMP7		MPP( 27, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP27_TDM_SPI_MOSI	MPP( 27, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP27_GE1_RXD3		MPP( 27, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP27_AU_I2SDI		MPP( 27, 0x4, 1, 0, 0,   0,   1,   1,   1 )
+#define MPP27_AU_I2SDI		MPP( 27, 0x4, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP27_LCD_D7		MPP( 27, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP28_GPIO		MPP( 28, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP28_TSMP8		MPP( 28, 0x1, 1, 1, 0,   0,   1,   1,   1 )
+#define MPP28_TSMP8		MPP( 28, 0x1, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP28_TDM_CODEC_INTn	MPP( 28, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP28_GE1_COL		MPP( 28, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP28_AU_EXTCLK		MPP( 28, 0x4, 1, 0, 0,   0,   1,   1,   1 )
+#define MPP28_AU_EXTCLK		MPP( 28, 0x4, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP28_LCD_D8		MPP( 28, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP29_GPIO		MPP( 29, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP29_TSMP9		MPP( 29, 0x1, 1, 1, 0,   0,   1,   1,   1 )
+#define MPP29_TSMP9		MPP( 29, 0x1, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP29_TDM_CODEC_RSTn	MPP( 29, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP29_GE1_TCLK		MPP( 29, 0x3, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP29_LCD_D9		MPP( 29, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP30_GPIO		MPP( 30, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP30_TSMP10		MPP( 30, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP30_TDM_PCLK		MPP( 30, 0x2, 1, 1, 0,   0,   1,   1,   1 )
+#define MPP30_TSMP10		MPP( 30, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP30_TDM_PCLK		MPP( 30, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP30_GE1_RXCTL		MPP( 30, 0x3, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP30_LCD_D10		MPP( 30, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP31_GPIO		MPP( 31, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP31_TSMP11		MPP( 31, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP31_TDM_FS		MPP( 31, 0x2, 1, 1, 0,   0,   1,   1,   1 )
+#define MPP31_TSMP11		MPP( 31, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP31_TDM_FS		MPP( 31, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP31_GE1_RXCLK		MPP( 31, 0x3, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP31_LCD_D11		MPP( 31, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP32_GPIO		MPP( 32, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP32_TSMP12		MPP( 32, 0x1, 1, 1, 0,   0,   1,   1,   1 )
-#define MPP32_TDM_DRX		MPP( 32, 0x2, 1, 0, 0,   0,   1,   1,   1 )
+#define MPP32_TSMP12		MPP( 32, 0x1, 0, 0, 0,   0,   1,   1,   1 )
+#define MPP32_TDM_DRX		MPP( 32, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP32_GE1_TCLKOUT	MPP( 32, 0x3, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP32_LCD_D12		MPP( 32, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP33_GPO		MPP( 33, 0x0, 0, 1, 0,   1,   1,   1,   1 )
-#define MPP33_TDM_DTX		MPP( 33, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP33_TDM_DTX		MPP( 33, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP33_GE1_TXCTL		MPP( 33, 0x3, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP33_LCD_D13		MPP( 33, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP34_GPIO		MPP( 34, 0x0, 1, 1, 0,   1,   1,   1,   1 )
-#define MPP34_TDM_SPI_CS1	MPP( 34, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP34_TDM_SPI_CS1	MPP( 34, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP34_GE1_TXEN		MPP( 34, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP34_SATA1_ACTn	MPP( 34, 0x5, 0, 1, 0,   0,   0,   1,   1 )
+#define MPP34_SATA1_ACTn	MPP( 34, 0x5, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP34_LCD_D14		MPP( 34, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP35_GPIO		MPP( 35, 0x0, 1, 1, 1,   1,   1,   1,   1 )
-#define MPP35_TDM_CH0_TX_QL	MPP( 35, 0x2, 0, 1, 0,   0,   1,   1,   1 )
+#define MPP35_TDM_CH0_TX_QL	MPP( 35, 0x2, 0, 0, 0,   0,   1,   1,   1 )
 #define MPP35_GE1_RXERR		MPP( 35, 0x3, 0, 0, 0,   1,   1,   1,   1 )
-#define MPP35_SATA0_ACTn	MPP( 35, 0x5, 0, 1, 0,   1,   1,   1,   1 )
+#define MPP35_SATA0_ACTn	MPP( 35, 0x5, 0, 0, 0,   1,   1,   1,   1 )
 #define MPP35_LCD_D15		MPP( 22, 0xb, 0, 0, 0,   0,   0,   0,   1 )
-#define MPP35_MII0_RXERR	MPP( 35, 0xc, 1, 0, 1,   1,   1,   1,   1 )
+#define MPP35_MII0_RXERR	MPP( 35, 0xc, 0, 0, 1,   1,   1,   1,   1 )
 
 #define MPP36_GPIO		MPP( 36, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP36_TSMP0		MPP( 36, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP36_TDM_SPI_CS1	MPP( 36, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP36_AU_SPDIFI		MPP( 36, 0x4, 1, 0, 1,   0,   0,   1,   1 )
-#define MPP36_TW1_SDA		MPP( 36, 0xb, 1, 1, 0,   0,   0,   0,   1 )
+#define MPP36_TSMP0		MPP( 36, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP36_TDM_SPI_CS1	MPP( 36, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP36_AU_SPDIFI		MPP( 36, 0x4, 0, 0, 1,   0,   0,   1,   1 )
+#define MPP36_TW1_SDA		MPP( 36, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP37_GPIO		MPP( 37, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP37_TSMP1		MPP( 37, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP37_TDM_CH2_TX_QL	MPP( 37, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP37_AU_SPDIFO		MPP( 37, 0x4, 0, 1, 1,   0,   0,   1,   1 )
-#define MPP37_TW1_SCK		MPP( 37, 0xb, 1, 1, 0,   0,   0,   0,   1 )
+#define MPP37_TSMP1		MPP( 37, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP37_TDM_CH2_TX_QL	MPP( 37, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP37_AU_SPDIFO		MPP( 37, 0x4, 0, 0, 1,   0,   0,   1,   1 )
+#define MPP37_TW1_SCK		MPP( 37, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP38_GPIO		MPP( 38, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP38_TSMP2		MPP( 38, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP38_TDM_CH2_RX_QL	MPP( 38, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP38_AU_SPDIFRMLCLK	MPP( 38, 0x4, 0, 1, 1,   0,   0,   1,   1 )
+#define MPP38_TSMP2		MPP( 38, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP38_TDM_CH2_RX_QL	MPP( 38, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP38_AU_SPDIFRMLCLK	MPP( 38, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP38_LCD_D18		MPP( 38, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP39_GPIO		MPP( 39, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP39_TSMP3		MPP( 39, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP39_TDM_SPI_CS0	MPP( 39, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP39_AU_I2SBCLK	MPP( 39, 0x4, 0, 1, 1,   0,   0,   1,   1 )
+#define MPP39_TSMP3		MPP( 39, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP39_TDM_SPI_CS0	MPP( 39, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP39_AU_I2SBCLK	MPP( 39, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP39_LCD_D19		MPP( 39, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP40_GPIO		MPP( 40, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP40_TSMP4		MPP( 40, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP40_TDM_SPI_SCK	MPP( 40, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP40_AU_I2SDO		MPP( 40, 0x4, 0, 1, 1,   0,   0,   1,   1 )
+#define MPP40_TSMP4		MPP( 40, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP40_TDM_SPI_SCK	MPP( 40, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP40_AU_I2SDO		MPP( 40, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP40_LCD_D20		MPP( 40, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP41_GPIO		MPP( 41, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP41_TSMP5		MPP( 41, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP41_TDM_SPI_MISO	MPP( 41, 0x2, 1, 0, 0,   0,   0,   1,   1 )
-#define MPP41_AU_I2SLRCLK	MPP( 41, 0x4, 0, 1, 1,   0,   0,   1,   1 )
+#define MPP41_TSMP5		MPP( 41, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP41_TDM_SPI_MISO	MPP( 41, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP41_AU_I2SLRCLK	MPP( 41, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP41_LCD_D21		MPP( 41, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP42_GPIO		MPP( 42, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP42_TSMP6		MPP( 42, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP42_TDM_SPI_MOSI	MPP( 42, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP42_AU_I2SMCLK	MPP( 42, 0x4, 0, 1, 1,   0,   0,   1,   1 )
+#define MPP42_TSMP6		MPP( 42, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP42_TDM_SPI_MOSI	MPP( 42, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP42_AU_I2SMCLK	MPP( 42, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP42_LCD_D22		MPP( 42, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP43_GPIO		MPP( 43, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP43_TSMP7		MPP( 43, 0x1, 1, 1, 0,   0,   0,   1,   1 )
+#define MPP43_TSMP7		MPP( 43, 0x1, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP43_TDM_CODEC_INTn	MPP( 43, 0x2, 0, 0, 0,   0,   0,   1,   1 )
-#define MPP43_AU_I2SDI		MPP( 43, 0x4, 1, 0, 1,   0,   0,   1,   1 )
+#define MPP43_AU_I2SDI		MPP( 43, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP43_LCD_D23		MPP( 22, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP44_GPIO		MPP( 44, 0x0, 1, 1, 1,   0,   0,   1,   1 )
-#define MPP44_TSMP8		MPP( 44, 0x1, 1, 1, 0,   0,   0,   1,   1 )
+#define MPP44_TSMP8		MPP( 44, 0x1, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP44_TDM_CODEC_RSTn	MPP( 44, 0x2, 0, 0, 0,   0,   0,   1,   1 )
-#define MPP44_AU_EXTCLK		MPP( 44, 0x4, 1, 0, 1,   0,   0,   1,   1 )
+#define MPP44_AU_EXTCLK		MPP( 44, 0x4, 0, 0, 1,   0,   0,   1,   1 )
 #define MPP44_LCD_CLK		MPP( 44, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP45_GPIO		MPP( 45, 0x0, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP45_TSMP9		MPP( 45, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP45_TDM_PCLK		MPP( 45, 0x2, 1, 1, 0,   0,   0,   1,   1 )
+#define MPP45_TSMP9		MPP( 45, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP45_TDM_PCLK		MPP( 45, 0x2, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP245_LCD_E		MPP( 45, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP46_GPIO		MPP( 46, 0x0, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP46_TSMP10		MPP( 46, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP46_TDM_FS		MPP( 46, 0x2, 1, 1, 0,   0,   0,   1,   1 )
+#define MPP46_TSMP10		MPP( 46, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP46_TDM_FS		MPP( 46, 0x2, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP46_LCD_HSYNC		MPP( 46, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP47_GPIO		MPP( 47, 0x0, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP47_TSMP11		MPP( 47, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP47_TDM_DRX		MPP( 47, 0x2, 1, 0, 0,   0,   0,   1,   1 )
+#define MPP47_TSMP11		MPP( 47, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP47_TDM_DRX		MPP( 47, 0x2, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP47_LCD_VSYNC		MPP( 47, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP48_GPIO		MPP( 48, 0x0, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP48_TSMP12		MPP( 48, 0x1, 1, 1, 0,   0,   0,   1,   1 )
-#define MPP48_TDM_DTX		MPP( 48, 0x2, 0, 1, 0,   0,   0,   1,   1 )
+#define MPP48_TSMP12		MPP( 48, 0x1, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP48_TDM_DTX		MPP( 48, 0x2, 0, 0, 0,   0,   0,   1,   1 )
 #define MPP48_LCD_D16		MPP( 22, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP49_GPIO		MPP( 49, 0x0, 1, 1, 0,   0,   0,   1,   0 )
 #define MPP49_GPO		MPP( 49, 0x0, 0, 1, 0,   0,   0,   0,   1 )
-#define MPP49_TSMP9		MPP( 49, 0x1, 1, 1, 0,   0,   0,   1,   0 )
-#define MPP49_TDM_CH0_RX_QL	MPP( 49, 0x2, 0, 1, 0,   0,   0,   1,   1 )
-#define MPP49_PTP_CLK		MPP( 49, 0x5, 1, 0, 0,   0,   0,   1,   0 )
-#define MPP49_PEX0_CLKREQ	MPP( 49, 0xa, 0, 1, 0,   0,   0,   0,   1 )
+#define MPP49_TSMP9		MPP( 49, 0x1, 0, 0, 0,   0,   0,   1,   0 )
+#define MPP49_TDM_CH0_RX_QL	MPP( 49, 0x2, 0, 0, 0,   0,   0,   1,   1 )
+#define MPP49_PTP_CLK		MPP( 49, 0x5, 0, 0, 0,   0,   0,   1,   0 )
+#define MPP49_PEX0_CLKREQ	MPP( 49, 0xa, 0, 0, 0,   0,   0,   0,   1 )
 #define MPP49_LCD_D17		MPP( 49, 0xb, 0, 0, 0,   0,   0,   0,   1 )
 
 #define MPP_MAX			49
diff --git a/arch/arm/mach-lpc32xx/include/mach/irqs.h b/arch/arm/mach-lpc32xx/include/mach/irqs.h
index 2667f52e3b04..9e3b90df32e1 100644
--- a/arch/arm/mach-lpc32xx/include/mach/irqs.h
+++ b/arch/arm/mach-lpc32xx/include/mach/irqs.h
@@ -61,7 +61,7 @@
  */
 #define IRQ_LPC32XX_JTAG_COMM_TX	LPC32XX_SIC1_IRQ(1)
 #define IRQ_LPC32XX_JTAG_COMM_RX	LPC32XX_SIC1_IRQ(2)
-#define IRQ_LPC32XX_GPI_11		LPC32XX_SIC1_IRQ(4)
+#define IRQ_LPC32XX_GPI_28		LPC32XX_SIC1_IRQ(4)
 #define IRQ_LPC32XX_TS_P		LPC32XX_SIC1_IRQ(6)
 #define IRQ_LPC32XX_TS_IRQ		LPC32XX_SIC1_IRQ(7)
 #define IRQ_LPC32XX_TS_AUX		LPC32XX_SIC1_IRQ(8)
diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c
index 4eae566dfdc7..c74de01ab5b6 100644
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -118,6 +118,10 @@ static const struct lpc32xx_event_info lpc32xx_events[NR_IRQS] = {
 		.event_group = &lpc32xx_event_pin_regs,
 		.mask = LPC32XX_CLKPWR_EXTSRC_GPI_06_BIT,
 	},
+	[IRQ_LPC32XX_GPI_28] = {
+		.event_group = &lpc32xx_event_pin_regs,
+		.mask = LPC32XX_CLKPWR_EXTSRC_GPI_28_BIT,
+	},
 	[IRQ_LPC32XX_GPIO_00] = {
 		.event_group = &lpc32xx_event_int_regs,
 		.mask = LPC32XX_CLKPWR_INTSRC_GPIO_00_BIT,
@@ -305,9 +309,18 @@ static int lpc32xx_irq_wake(struct irq_data *d, unsigned int state)
 
 		if (state)
 			eventreg |= lpc32xx_events[d->irq].mask;
-		else
+		else {
 			eventreg &= ~lpc32xx_events[d->irq].mask;
 
+			/*
+			 * When disabling the wakeup, clear the latched
+			 * event
+			 */
+			__raw_writel(lpc32xx_events[d->irq].mask,
+				lpc32xx_events[d->irq].
+				event_group->rawstat_reg);
+		}
+
 		__raw_writel(eventreg,
 			lpc32xx_events[d->irq].event_group->enab_reg);
 
@@ -380,13 +393,15 @@ void __init lpc32xx_init_irq(void)
 
 	/* Setup SIC1 */
 	__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC1_BASE));
-	__raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE));
-	__raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE));
+	__raw_writel(SIC1_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE));
+	__raw_writel(SIC1_ATR_DEFAULT,
+				LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE));
 
 	/* Setup SIC2 */
 	__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC2_BASE));
-	__raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE));
-	__raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE));
+	__raw_writel(SIC2_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE));
+	__raw_writel(SIC2_ATR_DEFAULT,
+				LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE));
 
 	/* Configure supported IRQ's */
 	for (i = 0; i < NR_IRQS; i++) {
diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c
index 429cfdbb2b3d..f2735281616a 100644
--- a/arch/arm/mach-lpc32xx/serial.c
+++ b/arch/arm/mach-lpc32xx/serial.c
@@ -88,6 +88,7 @@ struct uartinit {
 	char *uart_ck_name;
 	u32 ck_mode_mask;
 	void __iomem *pdiv_clk_reg;
+	resource_size_t mapbase;
 };
 
 static struct uartinit uartinit_data[] __initdata = {
@@ -97,6 +98,7 @@ static struct uartinit uartinit_data[] __initdata = {
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 5),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL,
+		.mapbase = LPC32XX_UART5_BASE,
 	},
 #endif
 #ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT
@@ -105,6 +107,7 @@ static struct uartinit uartinit_data[] __initdata = {
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 3),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL,
+		.mapbase = LPC32XX_UART3_BASE,
 	},
 #endif
 #ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT
@@ -113,6 +116,7 @@ static struct uartinit uartinit_data[] __initdata = {
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 4),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL,
+		.mapbase = LPC32XX_UART4_BASE,
 	},
 #endif
 #ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT
@@ -121,6 +125,7 @@ static struct uartinit uartinit_data[] __initdata = {
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 6),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL,
+		.mapbase = LPC32XX_UART6_BASE,
 	},
 #endif
 };
@@ -165,11 +170,24 @@ void __init lpc32xx_serial_init(void)
 
 		/* pre-UART clock divider set to 1 */
 		__raw_writel(0x0101, uartinit_data[i].pdiv_clk_reg);
+
+		/*
+		 * Force a flush of the RX FIFOs to work around a
+		 * HW bug
+		 */
+		puart = uartinit_data[i].mapbase;
+		__raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
+		__raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart));
+		j = LPC32XX_SUART_FIFO_SIZE;
+		while (j--)
+			tmp = __raw_readl(
+				LPC32XX_UART_DLL_FIFO(puart));
+		__raw_writel(0, LPC32XX_UART_IIR_FCR(puart));
 	}
 
 	/* This needs to be done after all UART clocks are setup */
 	__raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE);
-	for (i = 0; i < ARRAY_SIZE(uartinit_data) - 1; i++) {
+	for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) {
 		/* Force a flush of the RX FIFOs to work around a HW bug */
 		puart = serial_std_platform_data[i].mapbase;
 		__raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c
index 17cb76060125..3588a5584153 100644
--- a/arch/arm/mach-mmp/aspenite.c
+++ b/arch/arm/mach-mmp/aspenite.c
@@ -17,7 +17,6 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/nand.h>
 #include <linux/interrupt.h>
-#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 7bc17eaa12eb..ada1213982b4 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -24,7 +24,6 @@
 #include <mach/dma.h>
 #include <mach/devices.h>
 #include <mach/mfp.h>
-#include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <mach/pxa168.h>
 
diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c
index 8e3b5af04a57..bc97170125bf 100644
--- a/arch/arm/mach-mmp/tavorevb.c
+++ b/arch/arm/mach-mmp/tavorevb.c
@@ -12,7 +12,6 @@
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/smc91x.h>
-#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c
index 0cdd41004ad0..a5dcf766a3f9 100644
--- a/arch/arm/mach-mv78xx0/common.c
+++ b/arch/arm/mach-mv78xx0/common.c
@@ -19,6 +19,7 @@
 #include <mach/mv78xx0.h>
 #include <mach/bridge-regs.h>
 #include <plat/cache-feroceon-l2.h>
+#include <plat/ehci-orion.h>
 #include <plat/orion_nand.h>
 #include <plat/time.h>
 #include <plat/common.h>
@@ -169,7 +170,7 @@ void __init mv78xx0_map_io(void)
  ****************************************************************************/
 void __init mv78xx0_ehci0_init(void)
 {
-	orion_ehci_init(USB0_PHYS_BASE, IRQ_MV78XX0_USB_0);
+	orion_ehci_init(USB0_PHYS_BASE, IRQ_MV78XX0_USB_0, EHCI_PHY_NA);
 }
 
 
diff --git a/arch/arm/mach-mv78xx0/mpp.h b/arch/arm/mach-mv78xx0/mpp.h
index b61b50927123..3752302ae2ee 100644
--- a/arch/arm/mach-mv78xx0/mpp.h
+++ b/arch/arm/mach-mv78xx0/mpp.h
@@ -24,296 +24,296 @@
 #define MPP_78100_A0_MASK    MPP(0, 0x0, 0, 0, 1)
 
 #define MPP0_GPIO        MPP(0, 0x0, 1, 1, 1)
-#define MPP0_GE0_COL        MPP(0, 0x1, 1, 0, 1)
-#define MPP0_GE1_TXCLK        MPP(0, 0x2, 0, 1, 1)
+#define MPP0_GE0_COL        MPP(0, 0x1, 0, 0, 1)
+#define MPP0_GE1_TXCLK        MPP(0, 0x2, 0, 0, 1)
 #define MPP0_UNUSED        MPP(0, 0x3, 0, 0, 1)
 
 #define MPP1_GPIO        MPP(1, 0x0, 1, 1, 1)
-#define MPP1_GE0_RXERR        MPP(1, 0x1, 1, 0, 1)
-#define MPP1_GE1_TXCTL        MPP(1, 0x2, 0, 1, 1)
+#define MPP1_GE0_RXERR        MPP(1, 0x1, 0, 0, 1)
+#define MPP1_GE1_TXCTL        MPP(1, 0x2, 0, 0, 1)
 #define MPP1_UNUSED        MPP(1, 0x3, 0, 0, 1)
 
 #define MPP2_GPIO        MPP(2, 0x0, 1, 1, 1)
-#define MPP2_GE0_CRS        MPP(2, 0x1, 1, 0, 1)
-#define MPP2_GE1_RXCTL        MPP(2, 0x2, 1, 0, 1)
+#define MPP2_GE0_CRS        MPP(2, 0x1, 0, 0, 1)
+#define MPP2_GE1_RXCTL        MPP(2, 0x2, 0, 0, 1)
 #define MPP2_UNUSED        MPP(2, 0x3, 0, 0, 1)
 
 #define MPP3_GPIO        MPP(3, 0x0, 1, 1, 1)
-#define MPP3_GE0_TXERR        MPP(3, 0x1, 0, 1, 1)
-#define MPP3_GE1_RXCLK        MPP(3, 0x2, 1, 0, 1)
+#define MPP3_GE0_TXERR        MPP(3, 0x1, 0, 0, 1)
+#define MPP3_GE1_RXCLK        MPP(3, 0x2, 0, 0, 1)
 #define MPP3_UNUSED        MPP(3, 0x3, 0, 0, 1)
 
 #define MPP4_GPIO        MPP(4, 0x0, 1, 1, 1)
-#define MPP4_GE0_TXD4        MPP(4, 0x1, 0, 1, 1)
-#define MPP4_GE1_TXD0        MPP(4, 0x2, 0, 1, 1)
+#define MPP4_GE0_TXD4        MPP(4, 0x1, 0, 0, 1)
+#define MPP4_GE1_TXD0        MPP(4, 0x2, 0, 0, 1)
 #define MPP4_UNUSED        MPP(4, 0x3, 0, 0, 1)
 
 #define MPP5_GPIO        MPP(5, 0x0, 1, 1, 1)
-#define MPP5_GE0_TXD5        MPP(5, 0x1, 0, 1, 1)
-#define MPP5_GE1_TXD1        MPP(5, 0x2, 0, 1, 1)
+#define MPP5_GE0_TXD5        MPP(5, 0x1, 0, 0, 1)
+#define MPP5_GE1_TXD1        MPP(5, 0x2, 0, 0, 1)
 #define MPP5_UNUSED        MPP(5, 0x3, 0, 0, 1)
 
 #define MPP6_GPIO        MPP(6, 0x0, 1, 1, 1)
-#define MPP6_GE0_TXD6        MPP(6, 0x1, 0, 1, 1)
-#define MPP6_GE1_TXD2        MPP(6, 0x2, 0, 1, 1)
+#define MPP6_GE0_TXD6        MPP(6, 0x1, 0, 0, 1)
+#define MPP6_GE1_TXD2        MPP(6, 0x2, 0, 0, 1)
 #define MPP6_UNUSED        MPP(6, 0x3, 0, 0, 1)
 
 #define MPP7_GPIO        MPP(7, 0x0, 1, 1, 1)
-#define MPP7_GE0_TXD7        MPP(7, 0x1, 0, 1, 1)
-#define MPP7_GE1_TXD3        MPP(7, 0x2, 0, 1, 1)
+#define MPP7_GE0_TXD7        MPP(7, 0x1, 0, 0, 1)
+#define MPP7_GE1_TXD3        MPP(7, 0x2, 0, 0, 1)
 #define MPP7_UNUSED        MPP(7, 0x3, 0, 0, 1)
 
 #define MPP8_GPIO        MPP(8, 0x0, 1, 1, 1)
-#define MPP8_GE0_RXD4        MPP(8, 0x1, 1, 0, 1)
-#define MPP8_GE1_RXD0        MPP(8, 0x2, 1, 0, 1)
+#define MPP8_GE0_RXD4        MPP(8, 0x1, 0, 0, 1)
+#define MPP8_GE1_RXD0        MPP(8, 0x2, 0, 0, 1)
 #define MPP8_UNUSED        MPP(8, 0x3, 0, 0, 1)
 
 #define MPP9_GPIO        MPP(9, 0x0, 1, 1, 1)
-#define MPP9_GE0_RXD5        MPP(9, 0x1, 1, 0, 1)
-#define MPP9_GE1_RXD1        MPP(9, 0x2, 1, 0, 1)
+#define MPP9_GE0_RXD5        MPP(9, 0x1, 0, 0, 1)
+#define MPP9_GE1_RXD1        MPP(9, 0x2, 0, 0, 1)
 #define MPP9_UNUSED        MPP(9, 0x3, 0, 0, 1)
 
 #define MPP10_GPIO        MPP(10, 0x0, 1, 1, 1)
-#define MPP10_GE0_RXD6        MPP(10, 0x1, 1, 0, 1)
-#define MPP10_GE1_RXD2        MPP(10, 0x2, 1, 0, 1)
+#define MPP10_GE0_RXD6        MPP(10, 0x1, 0, 0, 1)
+#define MPP10_GE1_RXD2        MPP(10, 0x2, 0, 0, 1)
 #define MPP10_UNUSED        MPP(10, 0x3, 0, 0, 1)
 
 #define MPP11_GPIO        MPP(11, 0x0, 1, 1, 1)
-#define MPP11_GE0_RXD7        MPP(11, 0x1, 1, 0, 1)
-#define MPP11_GE1_RXD3        MPP(11, 0x2, 1, 0, 1)
+#define MPP11_GE0_RXD7        MPP(11, 0x1, 0, 0, 1)
+#define MPP11_GE1_RXD3        MPP(11, 0x2, 0, 0, 1)
 #define MPP11_UNUSED        MPP(11, 0x3, 0, 0, 1)
 
 #define MPP12_GPIO        MPP(12, 0x0, 1, 1, 1)
-#define MPP12_M_BB        MPP(12, 0x3, 1, 0, 1)
-#define MPP12_UA0_CTSn        MPP(12, 0x4, 1, 0, 1)
-#define MPP12_NAND_FLASH_REn0    MPP(12, 0x5, 0, 1, 1)
-#define MPP12_TDM0_SCSn        MPP(12, 0X6, 0, 1, 1)
+#define MPP12_M_BB        MPP(12, 0x3, 0, 0, 1)
+#define MPP12_UA0_CTSn        MPP(12, 0x4, 0, 0, 1)
+#define MPP12_NAND_FLASH_REn0    MPP(12, 0x5, 0, 0, 1)
+#define MPP12_TDM0_SCSn        MPP(12, 0X6, 0, 0, 1)
 #define MPP12_UNUSED        MPP(12, 0x1, 0, 0, 1)
 
 #define MPP13_GPIO        MPP(13, 0x0, 1, 1, 1)
-#define MPP13_SYSRST_OUTn    MPP(13, 0x3, 0, 1, 1)
-#define MPP13_UA0_RTSn        MPP(13, 0x4, 0, 1, 1)
-#define MPP13_NAN_FLASH_WEn0    MPP(13, 0x5, 0, 1, 1)
-#define MPP13_TDM_SCLK        MPP(13, 0x6, 0, 1, 1)
+#define MPP13_SYSRST_OUTn    MPP(13, 0x3, 0, 0, 1)
+#define MPP13_UA0_RTSn        MPP(13, 0x4, 0, 0, 1)
+#define MPP13_NAN_FLASH_WEn0    MPP(13, 0x5, 0, 0, 1)
+#define MPP13_TDM_SCLK        MPP(13, 0x6, 0, 0, 1)
 #define MPP13_UNUSED        MPP(13, 0x1, 0, 0, 1)
 
 #define MPP14_GPIO        MPP(14, 0x0, 1, 1, 1)
-#define MPP14_SATA1_ACTn    MPP(14, 0x3, 0, 1, 1)
-#define MPP14_UA1_CTSn        MPP(14, 0x4, 1, 0, 1)
-#define MPP14_NAND_FLASH_REn1    MPP(14, 0x5, 0, 1, 1)
-#define MPP14_TDM_SMOSI        MPP(14, 0x6, 0, 1, 1)
+#define MPP14_SATA1_ACTn    MPP(14, 0x3, 0, 0, 1)
+#define MPP14_UA1_CTSn        MPP(14, 0x4, 0, 0, 1)
+#define MPP14_NAND_FLASH_REn1    MPP(14, 0x5, 0, 0, 1)
+#define MPP14_TDM_SMOSI        MPP(14, 0x6, 0, 0, 1)
 #define MPP14_UNUSED        MPP(14, 0x1, 0, 0, 1)
 
 #define MPP15_GPIO        MPP(15, 0x0, 1, 1, 1)
-#define MPP15_SATA0_ACTn    MPP(15, 0x3, 0, 1, 1)
-#define MPP15_UA1_RTSn        MPP(15, 0x4, 0, 1, 1)
-#define MPP15_NAND_FLASH_WEn1    MPP(15, 0x5, 0, 1, 1)
-#define MPP15_TDM_SMISO        MPP(15, 0x6, 1, 0, 1)
+#define MPP15_SATA0_ACTn    MPP(15, 0x3, 0, 0, 1)
+#define MPP15_UA1_RTSn        MPP(15, 0x4, 0, 0, 1)
+#define MPP15_NAND_FLASH_WEn1    MPP(15, 0x5, 0, 0, 1)
+#define MPP15_TDM_SMISO        MPP(15, 0x6, 0, 0, 1)
 #define MPP15_UNUSED        MPP(15, 0x1, 0, 0, 1)
 
 #define MPP16_GPIO        MPP(16, 0x0, 1, 1, 1)
-#define MPP16_SATA1_PRESENTn    MPP(16, 0x3, 0, 1, 1)
-#define MPP16_UA2_TXD        MPP(16, 0x4, 0, 1, 1)
-#define MPP16_NAND_FLASH_REn3    MPP(16, 0x5, 0, 1, 1)
-#define MPP16_TDM_INTn        MPP(16, 0x6, 1, 0, 1)
+#define MPP16_SATA1_PRESENTn    MPP(16, 0x3, 0, 0, 1)
+#define MPP16_UA2_TXD        MPP(16, 0x4, 0, 0, 1)
+#define MPP16_NAND_FLASH_REn3    MPP(16, 0x5, 0, 0, 1)
+#define MPP16_TDM_INTn        MPP(16, 0x6, 0, 0, 1)
 #define MPP16_UNUSED        MPP(16, 0x1, 0, 0, 1)
 
 
 #define MPP17_GPIO        MPP(17, 0x0, 1, 1, 1)
-#define MPP17_SATA0_PRESENTn    MPP(17, 0x3, 0, 1, 1)
-#define MPP17_UA2_RXD        MPP(17, 0x4, 1, 0, 1)
-#define MPP17_NAND_FLASH_WEn3    MPP(17, 0x5, 0, 1, 1)
-#define MPP17_TDM_RSTn        MPP(17, 0x6, 0, 1, 1)
+#define MPP17_SATA0_PRESENTn    MPP(17, 0x3, 0, 0, 1)
+#define MPP17_UA2_RXD        MPP(17, 0x4, 0, 0, 1)
+#define MPP17_NAND_FLASH_WEn3    MPP(17, 0x5, 0, 0, 1)
+#define MPP17_TDM_RSTn        MPP(17, 0x6, 0, 0, 1)
 #define MPP17_UNUSED        MPP(17, 0x1, 0, 0, 1)
 
 
 #define MPP18_GPIO        MPP(18, 0x0, 1, 1, 1)
-#define MPP18_UA0_CTSn        MPP(18, 0x4, 1, 0, 1)
-#define MPP18_BOOT_FLASH_REn    MPP(18, 0x5, 0, 1, 1)
+#define MPP18_UA0_CTSn        MPP(18, 0x4, 0, 0, 1)
+#define MPP18_BOOT_FLASH_REn    MPP(18, 0x5, 0, 0, 1)
 #define MPP18_UNUSED        MPP(18, 0x1, 0, 0, 1)
 
 
 
 #define MPP19_GPIO        MPP(19, 0x0, 1, 1, 1)
-#define MPP19_UA0_CTSn        MPP(19, 0x4, 0, 1, 1)
-#define MPP19_BOOT_FLASH_WEn    MPP(19, 0x5, 0, 1, 1)
+#define MPP19_UA0_CTSn        MPP(19, 0x4, 0, 0, 1)
+#define MPP19_BOOT_FLASH_WEn    MPP(19, 0x5, 0, 0, 1)
 #define MPP19_UNUSED        MPP(19, 0x1, 0, 0, 1)
 
 
 #define MPP20_GPIO        MPP(20, 0x0, 1, 1, 1)
-#define MPP20_UA1_CTSs        MPP(20, 0x4, 1, 0, 1)
-#define MPP20_TDM_PCLK        MPP(20, 0x6, 1, 1, 0)
+#define MPP20_UA1_CTSs        MPP(20, 0x4, 0, 0, 1)
+#define MPP20_TDM_PCLK        MPP(20, 0x6, 0, 0, 0)
 #define MPP20_UNUSED        MPP(20, 0x1, 0, 0, 1)
 
 
 
 #define MPP21_GPIO        MPP(21, 0x0, 1, 1, 1)
-#define MPP21_UA1_CTSs        MPP(21, 0x4, 0, 1, 1)
-#define MPP21_TDM_FSYNC        MPP(21, 0x6, 1, 1, 0)
+#define MPP21_UA1_CTSs        MPP(21, 0x4, 0, 0, 1)
+#define MPP21_TDM_FSYNC        MPP(21, 0x6, 0, 0, 0)
 #define MPP21_UNUSED        MPP(21, 0x1, 0, 0, 1)
 
 
 
 #define MPP22_GPIO        MPP(22, 0x0, 1, 1, 1)
-#define MPP22_UA3_TDX        MPP(22, 0x4, 0, 1, 1)
-#define MPP22_NAND_FLASH_REn2    MPP(22, 0x5, 0, 1, 1)
-#define MPP22_TDM_DRX        MPP(22, 0x6, 1, 0, 1)
+#define MPP22_UA3_TDX        MPP(22, 0x4, 0, 0, 1)
+#define MPP22_NAND_FLASH_REn2    MPP(22, 0x5, 0, 0, 1)
+#define MPP22_TDM_DRX        MPP(22, 0x6, 0, 0, 1)
 #define MPP22_UNUSED        MPP(22, 0x1, 0, 0, 1)
 
 
 
 #define MPP23_GPIO        MPP(23, 0x0, 1, 1, 1)
-#define MPP23_UA3_RDX        MPP(23, 0x4, 1, 0, 1)
-#define MPP23_NAND_FLASH_WEn2    MPP(23, 0x5, 0, 1, 1)
-#define MPP23_TDM_DTX        MPP(23, 0x6, 0, 1, 1)
+#define MPP23_UA3_RDX        MPP(23, 0x4, 0, 0, 1)
+#define MPP23_NAND_FLASH_WEn2    MPP(23, 0x5, 0, 0, 1)
+#define MPP23_TDM_DTX        MPP(23, 0x6, 0, 0, 1)
 #define MPP23_UNUSED        MPP(23, 0x1, 0, 0, 1)
 
 
 #define MPP24_GPIO        MPP(24, 0x0, 1, 1, 1)
-#define MPP24_UA2_TXD        MPP(24, 0x4, 0, 1, 1)
-#define MPP24_TDM_INTn        MPP(24, 0x6, 1, 0, 1)
+#define MPP24_UA2_TXD        MPP(24, 0x4, 0, 0, 1)
+#define MPP24_TDM_INTn        MPP(24, 0x6, 0, 0, 1)
 #define MPP24_UNUSED        MPP(24, 0x1, 0, 0, 1)
 
 
 #define MPP25_GPIO        MPP(25, 0x0, 1, 1, 1)
-#define MPP25_UA2_RXD        MPP(25, 0x4, 1, 0, 1)
-#define MPP25_TDM_RSTn        MPP(25, 0x6, 0, 1, 1)
+#define MPP25_UA2_RXD        MPP(25, 0x4, 0, 0, 1)
+#define MPP25_TDM_RSTn        MPP(25, 0x6, 0, 0, 1)
 #define MPP25_UNUSED        MPP(25, 0x1, 0, 0, 1)
 
 
 #define MPP26_GPIO        MPP(26, 0x0, 1, 1, 1)
-#define MPP26_UA2_CTSn        MPP(26, 0x4, 1, 0, 1)
-#define MPP26_TDM_PCLK        MPP(26, 0x6, 1, 1, 1)
+#define MPP26_UA2_CTSn        MPP(26, 0x4, 0, 0, 1)
+#define MPP26_TDM_PCLK        MPP(26, 0x6, 0, 0, 1)
 #define MPP26_UNUSED        MPP(26, 0x1, 0, 0, 1)
 
 
 #define MPP27_GPIO        MPP(27, 0x0, 1, 1, 1)
-#define MPP27_UA2_RTSn        MPP(27, 0x4, 0, 1, 1)
-#define MPP27_TDM_FSYNC        MPP(27, 0x6, 1, 1, 1)
+#define MPP27_UA2_RTSn        MPP(27, 0x4, 0, 0, 1)
+#define MPP27_TDM_FSYNC        MPP(27, 0x6, 0, 0, 1)
 #define MPP27_UNUSED        MPP(27, 0x1, 0, 0, 1)
 
 
 #define MPP28_GPIO        MPP(28, 0x0, 1, 1, 1)
-#define MPP28_UA3_TXD        MPP(28, 0x4, 0, 1, 1)
-#define MPP28_TDM_DRX        MPP(28, 0x6, 1, 0, 1)
+#define MPP28_UA3_TXD        MPP(28, 0x4, 0, 0, 1)
+#define MPP28_TDM_DRX        MPP(28, 0x6, 0, 0, 1)
 #define MPP28_UNUSED        MPP(28, 0x1, 0, 0, 1)
 
 #define MPP29_GPIO        MPP(29, 0x0, 1, 1, 1)
-#define MPP29_UA3_RXD        MPP(29, 0x4, 1, 0, 1)
-#define MPP29_SYSRST_OUTn    MPP(29, 0x5, 0, 1, 1)
-#define MPP29_TDM_DTX        MPP(29, 0x6, 0, 1, 1)
+#define MPP29_UA3_RXD        MPP(29, 0x4, 0, 0, 1)
+#define MPP29_SYSRST_OUTn    MPP(29, 0x5, 0, 0, 1)
+#define MPP29_TDM_DTX        MPP(29, 0x6, 0, 0, 1)
 #define MPP29_UNUSED        MPP(29, 0x1, 0, 0, 1)
 
 #define MPP30_GPIO        MPP(30, 0x0, 1, 1, 1)
-#define MPP30_UA3_CTSn        MPP(30, 0x4, 1, 0, 1)
+#define MPP30_UA3_CTSn        MPP(30, 0x4, 0, 0, 1)
 #define MPP30_UNUSED        MPP(30, 0x1, 0, 0, 1)
 
 #define MPP31_GPIO        MPP(31, 0x0, 1, 1, 1)
-#define MPP31_UA3_RTSn        MPP(31, 0x4, 0, 1, 1)
-#define MPP31_TDM1_SCSn        MPP(31, 0x6, 0, 1, 1)
+#define MPP31_UA3_RTSn        MPP(31, 0x4, 0, 0, 1)
+#define MPP31_TDM1_SCSn        MPP(31, 0x6, 0, 0, 1)
 #define MPP31_UNUSED        MPP(31, 0x1, 0, 0, 1)
 
 
 #define MPP32_GPIO        MPP(32, 0x1, 1, 1, 1)
-#define MPP32_UA3_TDX        MPP(32, 0x4, 0, 1, 1)
-#define MPP32_SYSRST_OUTn    MPP(32, 0x5, 0, 1, 1)
-#define MPP32_TDM0_RXQ        MPP(32, 0x6, 0, 1, 1)
+#define MPP32_UA3_TDX        MPP(32, 0x4, 0, 0, 1)
+#define MPP32_SYSRST_OUTn    MPP(32, 0x5, 0, 0, 1)
+#define MPP32_TDM0_RXQ        MPP(32, 0x6, 0, 0, 1)
 #define MPP32_UNUSED        MPP(32, 0x3, 0, 0, 1)
 
 
 #define MPP33_GPIO        MPP(33, 0x1, 1, 1, 1)
-#define MPP33_UA3_RDX        MPP(33, 0x4, 1, 0, 1)
-#define MPP33_TDM0_TXQ        MPP(33, 0x6, 0, 1, 1)
+#define MPP33_UA3_RDX        MPP(33, 0x4, 0, 0, 1)
+#define MPP33_TDM0_TXQ        MPP(33, 0x6, 0, 0, 1)
 #define MPP33_UNUSED        MPP(33, 0x3, 0, 0, 1)
 
 
 
 #define MPP34_GPIO        MPP(34, 0x1, 1, 1, 1)
-#define MPP34_UA2_TDX        MPP(34, 0x4, 0, 1, 1)
-#define MPP34_TDM1_RXQ        MPP(34, 0x6, 0, 1, 1)
+#define MPP34_UA2_TDX        MPP(34, 0x4, 0, 0, 1)
+#define MPP34_TDM1_RXQ        MPP(34, 0x6, 0, 0, 1)
 #define MPP34_UNUSED        MPP(34, 0x3, 0, 0, 1)
 
 
 
 #define MPP35_GPIO        MPP(35, 0x1, 1, 1, 1)
-#define MPP35_UA2_RDX        MPP(35, 0x4, 1, 0, 1)
-#define MPP35_TDM1_TXQ        MPP(35, 0x6, 0, 1, 1)
+#define MPP35_UA2_RDX        MPP(35, 0x4, 0, 0, 1)
+#define MPP35_TDM1_TXQ        MPP(35, 0x6, 0, 0, 1)
 #define MPP35_UNUSED        MPP(35, 0x3, 0, 0, 1)
 
 #define MPP36_GPIO        MPP(36, 0x1, 1, 1, 1)
-#define MPP36_UA0_CTSn        MPP(36, 0x2, 1, 0, 1)
-#define MPP36_UA2_TDX        MPP(36, 0x4, 0, 1, 1)
-#define MPP36_TDM0_SCSn        MPP(36, 0x6, 0, 1, 1)
+#define MPP36_UA0_CTSn        MPP(36, 0x2, 0, 0, 1)
+#define MPP36_UA2_TDX        MPP(36, 0x4, 0, 0, 1)
+#define MPP36_TDM0_SCSn        MPP(36, 0x6, 0, 0, 1)
 #define MPP36_UNUSED        MPP(36, 0x3, 0, 0, 1)
 
 
 #define MPP37_GPIO        MPP(37, 0x1, 1, 1, 1)
-#define MPP37_UA0_RTSn        MPP(37, 0x2, 0, 1, 1)
-#define MPP37_UA2_RXD        MPP(37, 0x4, 1, 0, 1)
-#define MPP37_SYSRST_OUTn    MPP(37, 0x5, 0, 1, 1)
-#define MPP37_TDM_SCLK        MPP(37, 0x6, 0, 1, 1)
+#define MPP37_UA0_RTSn        MPP(37, 0x2, 0, 0, 1)
+#define MPP37_UA2_RXD        MPP(37, 0x4, 0, 0, 1)
+#define MPP37_SYSRST_OUTn    MPP(37, 0x5, 0, 0, 1)
+#define MPP37_TDM_SCLK        MPP(37, 0x6, 0, 0, 1)
 #define MPP37_UNUSED        MPP(37, 0x3, 0, 0, 1)
 
 
 
 
 #define MPP38_GPIO        MPP(38, 0x1, 1, 1, 1)
-#define MPP38_UA1_CTSn        MPP(38, 0x2, 1, 0, 1)
-#define MPP38_UA3_TXD        MPP(38, 0x4, 0, 1, 1)
-#define MPP38_SYSRST_OUTn    MPP(38, 0x5, 0, 1, 1)
-#define MPP38_TDM_SMOSI        MPP(38, 0x6, 0, 1, 1)
+#define MPP38_UA1_CTSn        MPP(38, 0x2, 0, 0, 1)
+#define MPP38_UA3_TXD        MPP(38, 0x4, 0, 0, 1)
+#define MPP38_SYSRST_OUTn    MPP(38, 0x5, 0, 0, 1)
+#define MPP38_TDM_SMOSI        MPP(38, 0x6, 0, 0, 1)
 #define MPP38_UNUSED        MPP(38, 0x3, 0, 0, 1)
 
 
 
 
 #define MPP39_GPIO        MPP(39, 0x1, 1, 1, 1)
-#define MPP39_UA1_RTSn        MPP(39, 0x2, 0, 1, 1)
-#define MPP39_UA3_RXD        MPP(39, 0x4, 1, 0, 1)
-#define MPP39_SYSRST_OUTn    MPP(39, 0x5, 0, 1, 1)
-#define MPP39_TDM_SMISO        MPP(39, 0x6, 1, 0, 1)
+#define MPP39_UA1_RTSn        MPP(39, 0x2, 0, 0, 1)
+#define MPP39_UA3_RXD        MPP(39, 0x4, 0, 0, 1)
+#define MPP39_SYSRST_OUTn    MPP(39, 0x5, 0, 0, 1)
+#define MPP39_TDM_SMISO        MPP(39, 0x6, 0, 0, 1)
 #define MPP39_UNUSED        MPP(39, 0x3, 0, 0, 1)
 
 
 
 #define MPP40_GPIO        MPP(40, 0x1, 1, 1, 1)
-#define MPP40_TDM_INTn        MPP(40, 0x6, 1, 0, 1)
+#define MPP40_TDM_INTn        MPP(40, 0x6, 0, 0, 1)
 #define MPP40_UNUSED        MPP(40, 0x0, 0, 0, 1)
 
 
 
 #define MPP41_GPIO        MPP(41, 0x1, 1, 1, 1)
-#define MPP41_TDM_RSTn        MPP(41, 0x6, 0, 1, 1)
+#define MPP41_TDM_RSTn        MPP(41, 0x6, 0, 0, 1)
 #define MPP41_UNUSED        MPP(41, 0x0, 0, 0, 1)
 
 
 
 #define MPP42_GPIO        MPP(42, 0x1, 1, 1, 1)
-#define MPP42_TDM_PCLK        MPP(42, 0x6, 1, 1, 1)
+#define MPP42_TDM_PCLK        MPP(42, 0x6, 0, 0, 1)
 #define MPP42_UNUSED        MPP(42, 0x0, 0, 0, 1)
 
 
 
 #define MPP43_GPIO        MPP(43, 0x1, 1, 1, 1)
-#define MPP43_TDM_FSYNC        MPP(43, 0x6, 1, 1, 1)
+#define MPP43_TDM_FSYNC        MPP(43, 0x6, 0, 0, 1)
 #define MPP43_UNUSED        MPP(43, 0x0, 0, 0, 1)
 
 
 
 #define MPP44_GPIO        MPP(44, 0x1, 1, 1, 1)
-#define MPP44_TDM_DRX        MPP(44, 0x6, 1, 0, 1)
+#define MPP44_TDM_DRX        MPP(44, 0x6, 0, 0, 1)
 #define MPP44_UNUSED        MPP(44, 0x0, 0, 0, 1)
 
 
 
 #define MPP45_GPIO        MPP(45, 0x1, 1, 1, 1)
-#define MPP45_SATA0_ACTn    MPP(45, 0x3, 0, 1, 1)
-#define MPP45_TDM_DRX        MPP(45, 0x6, 0, 1, 1)
+#define MPP45_SATA0_ACTn    MPP(45, 0x3, 0, 0, 1)
+#define MPP45_TDM_DRX        MPP(45, 0x6, 0, 0, 1)
 #define MPP45_UNUSED        MPP(45, 0x0, 0, 0, 1)
 
 
 #define MPP46_GPIO        MPP(46, 0x1, 1, 1, 1)
-#define MPP46_TDM_SCSn        MPP(46, 0x6, 0, 1, 1)
+#define MPP46_TDM_SCSn        MPP(46, 0x6, 0, 0, 1)
 #define MPP46_UNUSED        MPP(46, 0x0, 0, 0, 1)
 
 
@@ -323,14 +323,14 @@
 
 
 #define MPP48_GPIO        MPP(48, 0x1, 1, 1, 1)
-#define MPP48_SATA1_ACTn    MPP(48, 0x3, 0, 1, 1)
+#define MPP48_SATA1_ACTn    MPP(48, 0x3, 0, 0, 1)
 #define MPP48_UNUSED        MPP(48, 0x2, 0, 0, 1)
 
 
 
 #define MPP49_GPIO        MPP(49, 0x1, 1, 1, 1)
-#define MPP49_SATA0_ACTn    MPP(49, 0x3, 0, 1, 1)
-#define MPP49_M_BB        MPP(49, 0x4, 1, 0, 1)
+#define MPP49_SATA0_ACTn    MPP(49, 0x3, 0, 0, 1)
+#define MPP49_M_BB        MPP(49, 0x4, 0, 0, 1)
 #define MPP49_UNUSED        MPP(49, 0x2, 0, 0, 1)
 
 
diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index 309369ea6978..be2002f42dea 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -416,13 +416,13 @@ static void __init innovator_init(void)
 #ifdef CONFIG_ARCH_OMAP15XX
 	if (cpu_is_omap1510()) {
 		omap1_usb_init(&innovator1510_usb_config);
-		innovator_config[1].data = &innovator1510_lcd_config;
+		innovator_config[0].data = &innovator1510_lcd_config;
 	}
 #endif
 #ifdef CONFIG_ARCH_OMAP16XX
 	if (cpu_is_omap1610()) {
 		omap1_usb_init(&h2_usb_config);
-		innovator_config[1].data = &innovator1610_lcd_config;
+		innovator_config[0].data = &innovator1610_lcd_config;
 	}
 #endif
 	omap_board_config = innovator_config;
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 41e6612ecbaf..e20c8ab80b0e 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -213,13 +213,12 @@ config MACH_OMAP3_PANDORA
 	depends on ARCH_OMAP3
 	default y
 	select OMAP_PACKAGE_CBB
-	select REGULATOR_FIXED_VOLTAGE
+	select REGULATOR_FIXED_VOLTAGE if REGULATOR
 
 config MACH_OMAP3_TOUCHBOOK
 	bool "OMAP3 Touch Book"
 	depends on ARCH_OMAP3
 	default y
-	select BACKLIGHT_CLASS_DEVICE
 
 config MACH_OMAP_3430SDP
 	bool "OMAP 3430 SDP board"
@@ -265,7 +264,7 @@ config MACH_OMAP_ZOOM2
 	select SERIAL_8250
 	select SERIAL_CORE_CONSOLE
 	select SERIAL_8250_CONSOLE
-	select REGULATOR_FIXED_VOLTAGE
+	select REGULATOR_FIXED_VOLTAGE if REGULATOR
 
 config MACH_OMAP_ZOOM3
 	bool "OMAP3630 Zoom3 board"
@@ -275,7 +274,7 @@ config MACH_OMAP_ZOOM3
 	select SERIAL_8250
 	select SERIAL_CORE_CONSOLE
 	select SERIAL_8250_CONSOLE
-	select REGULATOR_FIXED_VOLTAGE
+	select REGULATOR_FIXED_VOLTAGE if REGULATOR
 
 config MACH_CM_T35
 	bool "CompuLab CM-T35/CM-T3730 modules"
@@ -334,7 +333,7 @@ config MACH_OMAP_4430SDP
 	depends on ARCH_OMAP4
 	select OMAP_PACKAGE_CBL
 	select OMAP_PACKAGE_CBS
-	select REGULATOR_FIXED_VOLTAGE
+	select REGULATOR_FIXED_VOLTAGE if REGULATOR
 
 config MACH_OMAP4_PANDA
 	bool "OMAP4 Panda Board"
@@ -342,7 +341,7 @@ config MACH_OMAP4_PANDA
 	depends on ARCH_OMAP4
 	select OMAP_PACKAGE_CBL
 	select OMAP_PACKAGE_CBS
-	select REGULATOR_FIXED_VOLTAGE
+	select REGULATOR_FIXED_VOLTAGE if REGULATOR
 
 config OMAP3_EMU
 	bool "OMAP3 debugging peripherals"
@@ -365,8 +364,8 @@ config OMAP3_SDRC_AC_TIMING
 	  going on could result in system crashes;
 
 config OMAP4_ERRATA_I688
-	bool "OMAP4 errata: Async Bridge Corruption (BROKEN)"
-	depends on ARCH_OMAP4 && BROKEN
+	bool "OMAP4 errata: Async Bridge Corruption"
+	depends on ARCH_OMAP4
 	select ARCH_HAS_BARRIERS
 	help
 	  If a data is stalled inside asynchronous bridge because of back
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index fc9b238cbc19..bd76394ccaf8 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -11,9 +11,9 @@ hwmod-common				= omap_hwmod.o \
 					  omap_hwmod_common_data.o
 clock-common				= clock.o clock_common_data.o \
 					  clkt_dpll.o clkt_clksel.o
-secure-common                          = omap-smc.o omap-secure.o
+secure-common				= omap-smc.o omap-secure.o
 
-obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) $(secure-common)
+obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common)
 obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common)
 obj-$(CONFIG_ARCH_OMAP4) += prm44xx.o $(hwmod-common) $(secure-common)
 
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 39fba9df17fb..4e9071589bfb 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -52,8 +52,9 @@
 #define ETH_KS8851_QUART		138
 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO	184
 #define OMAP4_SFH7741_ENABLE_GPIO		188
-#define HDMI_GPIO_HPD 60 /* Hot plug pin for HDMI */
+#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
 #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
+#define HDMI_GPIO_HPD  63 /* Hotplug detect */
 #define DISPLAY_SEL_GPIO	59	/* LCD2/PicoDLP switch */
 #define DLP_POWER_ON_GPIO	40
 
@@ -603,8 +604,9 @@ static void __init omap_sfh7741prox_init(void)
 }
 
 static struct gpio sdp4430_hdmi_gpios[] = {
-	{ HDMI_GPIO_HPD,	GPIOF_OUT_INIT_HIGH,	"hdmi_gpio_hpd"   },
+	{ HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
 	{ HDMI_GPIO_LS_OE,	GPIOF_OUT_INIT_HIGH,	"hdmi_gpio_ls_oe" },
+	{ HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
 };
 
 static int sdp4430_panel_enable_hdmi(struct omap_dss_device *dssdev)
@@ -621,8 +623,7 @@ static int sdp4430_panel_enable_hdmi(struct omap_dss_device *dssdev)
 
 static void sdp4430_panel_disable_hdmi(struct omap_dss_device *dssdev)
 {
-	gpio_free(HDMI_GPIO_LS_OE);
-	gpio_free(HDMI_GPIO_HPD);
+	gpio_free_array(sdp4430_hdmi_gpios, ARRAY_SIZE(sdp4430_hdmi_gpios));
 }
 
 static struct nokia_dsi_panel_data dsi1_panel = {
@@ -738,6 +739,10 @@ static void sdp4430_lcd_init(void)
 		pr_err("%s: Could not get lcd2_reset_gpio\n", __func__);
 }
 
+static struct omap_dss_hdmi_data sdp4430_hdmi_data = {
+	.hpd_gpio = HDMI_GPIO_HPD,
+};
+
 static struct omap_dss_device sdp4430_hdmi_device = {
 	.name = "hdmi",
 	.driver_name = "hdmi_panel",
@@ -745,6 +750,7 @@ static struct omap_dss_device sdp4430_hdmi_device = {
 	.platform_enable = sdp4430_panel_enable_hdmi,
 	.platform_disable = sdp4430_panel_disable_hdmi,
 	.channel = OMAP_DSS_CHANNEL_DIGIT,
+	.data = &sdp4430_hdmi_data,
 };
 
 static struct picodlp_panel_data sdp4430_picodlp_pdata = {
@@ -808,7 +814,7 @@ static struct omap_dss_board_info sdp4430_dss_data = {
 	.default_device	= &sdp4430_lcd_device,
 };
 
-static void omap_4430sdp_display_init(void)
+static void __init omap_4430sdp_display_init(void)
 {
 	int r;
 
@@ -829,6 +835,10 @@ static void omap_4430sdp_display_init(void)
 		omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
 	else
 		omap_hdmi_init(0);
+
+	omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
+	omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
+	omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
 }
 
 #ifdef CONFIG_OMAP_MUX
@@ -841,7 +851,7 @@ static struct omap_board_mux board_mux[] __initdata = {
 #define board_mux	NULL
  #endif
 
-static void omap4_sdp4430_wifi_mux_init(void)
+static void __init omap4_sdp4430_wifi_mux_init(void)
 {
 	omap_mux_init_gpio(GPIO_WIFI_IRQ, OMAP_PIN_INPUT |
 				OMAP_PIN_OFF_WAKEUPENABLE);
@@ -868,12 +878,17 @@ static struct wl12xx_platform_data omap4_sdp4430_wlan_data __initdata = {
 	.board_tcxo_clock = WL12XX_TCXOCLOCK_26,
 };
 
-static void omap4_sdp4430_wifi_init(void)
+static void __init omap4_sdp4430_wifi_init(void)
 {
+	int ret;
+
 	omap4_sdp4430_wifi_mux_init();
-	if (wl12xx_set_platform_data(&omap4_sdp4430_wlan_data))
-		pr_err("Error setting wl12xx data\n");
-	platform_device_register(&omap_vwlan_device);
+	ret = wl12xx_set_platform_data(&omap4_sdp4430_wlan_data);
+	if (ret)
+		pr_err("Error setting wl12xx data: %d\n", ret);
+	ret = platform_device_register(&omap_vwlan_device);
+	if (ret)
+		pr_err("Error registering wl12xx device: %d\n", ret);
 }
 
 static void __init omap_4430sdp_init(void)
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index e921e3be24a4..d73316ed4207 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -437,7 +437,7 @@ static struct usbhs_omap_board_data usbhs_bdata __initdata = {
 	.reset_gpio_port[2]  = -EINVAL
 };
 
-static void cm_t35_init_usbh(void)
+static void  __init cm_t35_init_usbh(void)
 {
 	int err;
 
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index d58756060483..ad497620539b 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -17,6 +17,7 @@
 #include <linux/i2c/twl.h>
 
 #include <mach/hardware.h>
+#include <asm/hardware/gic.h>
 #include <asm/mach/arch.h>
 
 #include <plat/board.h>
@@ -102,6 +103,7 @@ DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
 	.map_io		= omap242x_map_io,
 	.init_early	= omap2420_init_early,
 	.init_irq	= omap2_init_irq,
+	.handle_irq	= omap2_intc_handle_irq,
 	.init_machine	= omap_generic_init,
 	.timer		= &omap2_timer,
 	.dt_compat	= omap242x_boards_compat,
@@ -141,6 +143,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
 	.map_io		= omap3_map_io,
 	.init_early	= omap3430_init_early,
 	.init_irq	= omap3_init_irq,
+	.handle_irq	= omap3_intc_handle_irq,
 	.init_machine	= omap3_init,
 	.timer		= &omap3_timer,
 	.dt_compat	= omap3_boards_compat,
@@ -160,6 +163,7 @@ DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
 	.map_io		= omap4_map_io,
 	.init_early	= omap4430_init_early,
 	.init_irq	= gic_init_irq,
+	.handle_irq	= gic_handle_irq,
 	.init_machine	= omap4_init,
 	.timer		= &omap4_timer,
 	.dt_compat	= omap4_boards_compat,
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 42a4d11fad23..672262717601 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -371,7 +371,11 @@ static void n8x0_mmc_callback(void *data, u8 card_mask)
 	else
 		*openp = 0;
 
+#ifdef CONFIG_MMC_OMAP
 	omap_mmc_notify_cover_event(mmc_device, index, *openp);
+#else
+	pr_warn("MMC: notify cover event not available\n");
+#endif
 }
 
 static int n8x0_mmc_late_init(struct device *dev)
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 003fe34c9343..c877236a8442 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -381,7 +381,7 @@ static int omap3evm_twl_gpio_setup(struct device *dev,
 	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 
 	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
-	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+	gpio_leds[0].gpio = gpio + TWL4030_GPIO_MAX + 1;
 
 	platform_device_register(&leds_gpio);
 
@@ -617,6 +617,21 @@ static struct gpio omap3_evm_ehci_gpios[] __initdata = {
 	{ OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW,   "select EHCI port" },
 };
 
+static void __init omap3_evm_wl12xx_init(void)
+{
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+	int ret;
+
+	/* WL12xx WLAN Init */
+	ret = wl12xx_set_platform_data(&omap3evm_wlan_data);
+	if (ret)
+		pr_err("error setting wl12xx data: %d\n", ret);
+	ret = platform_device_register(&omap3evm_wlan_regulator);
+	if (ret)
+		pr_err("error registering wl12xx device: %d\n", ret);
+#endif
+}
+
 static void __init omap3_evm_init(void)
 {
 	omap3_evm_get_revision();
@@ -665,13 +680,7 @@ static void __init omap3_evm_init(void)
 	omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
 	omap3evm_init_smsc911x();
 	omap3_evm_display_init();
-
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
-	/* WL12xx WLAN Init */
-	if (wl12xx_set_platform_data(&omap3evm_wlan_data))
-		pr_err("error setting wl12xx data\n");
-	platform_device_register(&omap3evm_wlan_regulator);
-#endif
+	omap3_evm_wl12xx_init();
 }
 
 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 30ad40db2cf3..28fc271f7031 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -51,8 +51,9 @@
 #define GPIO_HUB_NRESET		62
 #define GPIO_WIFI_PMENA		43
 #define GPIO_WIFI_IRQ		53
-#define HDMI_GPIO_HPD 60 /* Hot plug pin for HDMI */
+#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */
 #define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
+#define HDMI_GPIO_HPD  63 /* Hotplug detect */
 
 /* wl127x BT, FM, GPS connectivity chip */
 static int wl1271_gpios[] = {46, -1, -1};
@@ -413,8 +414,9 @@ int __init omap4_panda_dvi_init(void)
 }
 
 static struct gpio panda_hdmi_gpios[] = {
-	{ HDMI_GPIO_HPD,	GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd"   },
+	{ HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
 	{ HDMI_GPIO_LS_OE,	GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
+	{ HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
 };
 
 static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
@@ -431,10 +433,13 @@ static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
 
 static void omap4_panda_panel_disable_hdmi(struct omap_dss_device *dssdev)
 {
-	gpio_free(HDMI_GPIO_LS_OE);
-	gpio_free(HDMI_GPIO_HPD);
+	gpio_free_array(panda_hdmi_gpios, ARRAY_SIZE(panda_hdmi_gpios));
 }
 
+static struct omap_dss_hdmi_data omap4_panda_hdmi_data = {
+	.hpd_gpio = HDMI_GPIO_HPD,
+};
+
 static struct omap_dss_device  omap4_panda_hdmi_device = {
 	.name = "hdmi",
 	.driver_name = "hdmi_panel",
@@ -442,6 +447,7 @@ static struct omap_dss_device  omap4_panda_hdmi_device = {
 	.platform_enable = omap4_panda_panel_enable_hdmi,
 	.platform_disable = omap4_panda_panel_disable_hdmi,
 	.channel = OMAP_DSS_CHANNEL_DIGIT,
+	.data = &omap4_panda_hdmi_data,
 };
 
 static struct omap_dss_device *omap4_panda_dss_devices[] = {
@@ -473,18 +479,24 @@ void omap4_panda_display_init(void)
 		omap_hdmi_init(OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP);
 	else
 		omap_hdmi_init(0);
+
+	omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
+	omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
+	omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
 }
 
 static void __init omap4_panda_init(void)
 {
 	int package = OMAP_PACKAGE_CBS;
+	int ret;
 
 	if (omap_rev() == OMAP4430_REV_ES1_0)
 		package = OMAP_PACKAGE_CBL;
 	omap4_mux_init(board_mux, NULL, package);
 
-	if (wl12xx_set_platform_data(&omap_panda_wlan_data))
-		pr_err("error setting wl12xx data\n");
+	ret = wl12xx_set_platform_data(&omap_panda_wlan_data);
+	if (ret)
+		pr_err("error setting wl12xx data: %d\n", ret);
 
 	omap4_panda_i2c_init();
 	platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices));
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index 8d7ce11cfeaf..c126461836ac 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -296,8 +296,10 @@ static void enable_board_wakeup_source(void)
 
 void __init zoom_peripherals_init(void)
 {
-	if (wl12xx_set_platform_data(&omap_zoom_wlan_data))
-		pr_err("error setting wl12xx data\n");
+	int ret = wl12xx_set_platform_data(&omap_zoom_wlan_data);
+
+	if (ret)
+		pr_err("error setting wl12xx data: %d\n", ret);
 
 	omap_i2c_init();
 	platform_device_register(&omap_vwlan_device);
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index febffde2ff10..7e9338e8d684 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -132,6 +132,7 @@ void omap3_map_io(void);
 void am33xx_map_io(void);
 void omap4_map_io(void);
 void ti81xx_map_io(void);
+void omap_barriers_init(void);
 
 /**
  * omap_test_timeout - busy-loop, testing a condition
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c
index cfdbb86bc84e..72e018b9b260 100644
--- a/arch/arm/mach-omap2/cpuidle44xx.c
+++ b/arch/arm/mach-omap2/cpuidle44xx.c
@@ -65,7 +65,6 @@ static int omap4_enter_idle(struct cpuidle_device *dev,
 	struct timespec ts_preidle, ts_postidle, ts_idle;
 	u32 cpu1_state;
 	int idle_time;
-	int new_state_idx;
 	int cpu_id = smp_processor_id();
 
 	/* Used to keep track of the total time in idle */
@@ -84,8 +83,8 @@ static int omap4_enter_idle(struct cpuidle_device *dev,
 	 */
 	cpu1_state = pwrdm_read_pwrst(cpu1_pd);
 	if (cpu1_state != PWRDM_POWER_OFF) {
-		new_state_idx = drv->safe_state_index;
-		cx = cpuidle_get_statedata(&dev->states_usage[new_state_idx]);
+		index = drv->safe_state_index;
+		cx = cpuidle_get_statedata(&dev->states_usage[index]);
 	}
 
 	if (index > 0)
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 0b510ad01a00..283d11eae693 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -405,6 +405,7 @@ static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
 			break;
 	default:
 			pr_err("Invalid McSPI Revision value\n");
+			kfree(pdata);
 			return -EINVAL;
 	}
 
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
index 3c446d1a1781..3677b1f58b85 100644
--- a/arch/arm/mach-omap2/display.c
+++ b/arch/arm/mach-omap2/display.c
@@ -103,12 +103,8 @@ static void omap4_hdmi_mux_pads(enum omap_hdmi_flags flags)
 	u32 reg;
 	u16 control_i2c_1;
 
-	/* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
-	omap_mux_init_signal("hdmi_hpd",
-			OMAP_PIN_INPUT_PULLUP);
 	omap_mux_init_signal("hdmi_cec",
 			OMAP_PIN_INPUT_PULLUP);
-	/* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
 	omap_mux_init_signal("hdmi_ddc_scl",
 			OMAP_PIN_INPUT_PULLUP);
 	omap_mux_init_signal("hdmi_ddc_sda",
diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c
index 997033129d26..bbb870c04a5e 100644
--- a/arch/arm/mach-omap2/gpmc-smsc911x.c
+++ b/arch/arm/mach-omap2/gpmc-smsc911x.c
@@ -19,6 +19,8 @@
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/smsc911x.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 
 #include <plat/board.h>
 #include <plat/gpmc.h>
@@ -42,6 +44,50 @@ static struct smsc911x_platform_config gpmc_smsc911x_config = {
 	.flags		= SMSC911X_USE_16BIT,
 };
 
+static struct regulator_consumer_supply gpmc_smsc911x_supply[] = {
+	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+};
+
+/* Generic regulator definition to satisfy smsc911x */
+static struct regulator_init_data gpmc_smsc911x_reg_init_data = {
+	.constraints = {
+		.min_uV			= 3300000,
+		.max_uV			= 3300000,
+		.valid_modes_mask	= REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask		= REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies	= ARRAY_SIZE(gpmc_smsc911x_supply),
+	.consumer_supplies	= gpmc_smsc911x_supply,
+};
+
+static struct fixed_voltage_config gpmc_smsc911x_fixed_reg_data = {
+	.supply_name		= "gpmc_smsc911x",
+	.microvolts		= 3300000,
+	.gpio			= -EINVAL,
+	.startup_delay		= 0,
+	.enable_high		= 0,
+	.enabled_at_boot	= 1,
+	.init_data		= &gpmc_smsc911x_reg_init_data,
+};
+
+/*
+ * Platform device id of 42 is a temporary fix to avoid conflicts
+ * with other reg-fixed-voltage devices. The real fix should
+ * involve the driver core providing a way of dynamically
+ * assigning a unique id on registration for platform devices
+ * in the same name space.
+ */
+static struct platform_device gpmc_smsc911x_regulator = {
+	.name		= "reg-fixed-voltage",
+	.id		= 42,
+	.dev = {
+		.platform_data	= &gpmc_smsc911x_fixed_reg_data,
+	},
+};
+
 /*
  * Initialize smsc911x device connected to the GPMC. Note that we
  * assume that pin multiplexing is done in the board-*.c file,
@@ -55,6 +101,12 @@ void __init gpmc_smsc911x_init(struct omap_smsc911x_platform_data *board_data)
 
 	gpmc_cfg = board_data;
 
+	ret = platform_device_register(&gpmc_smsc911x_regulator);
+	if (ret < 0) {
+		pr_err("Unable to register smsc911x regulators: %d\n", ret);
+		return;
+	}
+
 	if (gpmc_cs_request(gpmc_cfg->cs, SZ_16M, &cs_mem_base) < 0) {
 		pr_err("Failed to request GPMC mem region\n");
 		return;
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 130034bf01d5..dfffbbf4c009 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -528,7 +528,13 @@ int gpmc_cs_configure(int cs, int cmd, int wval)
 
 	case GPMC_CONFIG_DEV_SIZE:
 		regval  = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
+
+		/* clear 2 target bits */
+		regval &= ~GPMC_CONFIG1_DEVICESIZE(3);
+
+		/* set the proper value */
 		regval |= GPMC_CONFIG1_DEVICESIZE(wval);
+
 		gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, regval);
 		break;
 
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index bd844af13af5..19dd1657245c 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -175,14 +175,15 @@ static void hsmmc2_select_input_clk_src(struct omap_mmc_platform_data *mmc)
 {
 	u32 reg;
 
-	if (mmc->slots[0].internal_clock) {
-		reg = omap_ctrl_readl(control_devconf1_offset);
+	reg = omap_ctrl_readl(control_devconf1_offset);
+	if (mmc->slots[0].internal_clock)
 		reg |= OMAP2_MMCSDIO2ADPCLKISEL;
-		omap_ctrl_writel(reg, control_devconf1_offset);
-	}
+	else
+		reg &= ~OMAP2_MMCSDIO2ADPCLKISEL;
+	omap_ctrl_writel(reg, control_devconf1_offset);
 }
 
-static void hsmmc23_before_set_reg(struct device *dev, int slot,
+static void hsmmc2_before_set_reg(struct device *dev, int slot,
 				   int power_on, int vdd)
 {
 	struct omap_mmc_platform_data *mmc = dev->platform_data;
@@ -292,8 +293,8 @@ static inline void omap_hsmmc_mux(struct omap_mmc_platform_data *mmc_controller,
 	}
 }
 
-static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
-					struct omap_mmc_platform_data *mmc)
+static int omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
+				 struct omap_mmc_platform_data *mmc)
 {
 	char *hc_name;
 
@@ -407,14 +408,13 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
 			c->caps &= ~MMC_CAP_8_BIT_DATA;
 			c->caps |= MMC_CAP_4_BIT_DATA;
 		}
-		/* FALLTHROUGH */
-	case 3:
 		if (mmc->slots[0].features & HSMMC_HAS_PBIAS) {
 			/* off-chip level shifting, or none */
-			mmc->slots[0].before_set_reg = hsmmc23_before_set_reg;
+			mmc->slots[0].before_set_reg = hsmmc2_before_set_reg;
 			mmc->slots[0].after_set_reg = NULL;
 		}
 		break;
+	case 3:
 	case 4:
 	case 5:
 		mmc->slots[0].before_set_reg = NULL;
@@ -428,9 +428,10 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
 	return 0;
 }
 
+static int omap_hsmmc_done;
 #define MAX_OMAP_MMC_HWMOD_NAME_LEN		16
 
-void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
+void omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
 {
 	struct omap_hwmod *oh;
 	struct platform_device *pdev;
@@ -487,10 +488,15 @@ done:
 	kfree(mmc_data);
 }
 
-void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
+void omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
 {
 	u32 reg;
 
+	if (omap_hsmmc_done)
+		return;
+
+	omap_hsmmc_done = 1;
+
 	if (!cpu_is_omap44xx()) {
 		if (cpu_is_omap2430()) {
 			control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 3f174d51f67f..fb11b44fbdec 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -307,6 +307,7 @@ void __init omapam33xx_map_common_io(void)
 void __init omap44xx_map_common_io(void)
 {
 	iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
+	omap_barriers_init();
 }
 #endif
 
@@ -388,7 +389,7 @@ static void __init omap_hwmod_init_postsetup(void)
 	omap_pm_if_early_init();
 }
 
-#ifdef CONFIG_ARCH_OMAP2
+#ifdef CONFIG_SOC_OMAP2420
 void __init omap2420_init_early(void)
 {
 	omap2_set_globals_242x();
@@ -400,7 +401,9 @@ void __init omap2420_init_early(void)
 	omap_hwmod_init_postsetup();
 	omap2420_clk_init();
 }
+#endif
 
+#ifdef CONFIG_SOC_OMAP2430
 void __init omap2430_init_early(void)
 {
 	omap2_set_globals_243x();
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 609ea2ded7e3..2cc1aa004b94 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -281,8 +281,16 @@ static struct omap_mbox mbox_iva_info = {
 	.ops	= &omap2_mbox_ops,
 	.priv	= &omap2_mbox_iva_priv,
 };
+#endif
 
-struct omap_mbox *omap2_mboxes[] = { &mbox_dsp_info, &mbox_iva_info, NULL };
+#ifdef CONFIG_ARCH_OMAP2
+struct omap_mbox *omap2_mboxes[] = {
+	&mbox_dsp_info,
+#ifdef CONFIG_SOC_OMAP2420
+	&mbox_iva_info,
+#endif
+	NULL
+};
 #endif
 
 #if defined(CONFIG_ARCH_OMAP4)
@@ -412,7 +420,8 @@ static void __exit omap2_mbox_exit(void)
 	platform_driver_unregister(&omap2_mbox_driver);
 }
 
-module_init(omap2_mbox_init);
+/* must be ready before omap3isp is probed */
+subsys_initcall(omap2_mbox_init);
 module_exit(omap2_mbox_exit);
 
 MODULE_LICENSE("GPL v2");
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index e1cc75d1a57a..611a0e3d54ca 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -100,8 +100,8 @@ void omap_mux_write_array(struct omap_mux_partition *partition,
 
 static char *omap_mux_options;
 
-static int __init _omap_mux_init_gpio(struct omap_mux_partition *partition,
-				      int gpio, int val)
+static int _omap_mux_init_gpio(struct omap_mux_partition *partition,
+			       int gpio, int val)
 {
 	struct omap_mux_entry *e;
 	struct omap_mux *gpio_mux = NULL;
@@ -145,7 +145,7 @@ static int __init _omap_mux_init_gpio(struct omap_mux_partition *partition,
 	return 0;
 }
 
-int __init omap_mux_init_gpio(int gpio, int val)
+int omap_mux_init_gpio(int gpio, int val)
 {
 	struct omap_mux_partition *partition;
 	int ret;
@@ -159,9 +159,9 @@ int __init omap_mux_init_gpio(int gpio, int val)
 	return -ENODEV;
 }
 
-static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition,
-					const char *muxname,
-					struct omap_mux **found_mux)
+static int _omap_mux_get_by_name(struct omap_mux_partition *partition,
+				 const char *muxname,
+				 struct omap_mux **found_mux)
 {
 	struct omap_mux *mux = NULL;
 	struct omap_mux_entry *e;
@@ -218,7 +218,7 @@ static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition,
 	return -ENODEV;
 }
 
-static int __init
+static int
 omap_mux_get_by_name(const char *muxname,
 			struct omap_mux_partition **found_partition,
 			struct omap_mux **found_mux)
@@ -240,7 +240,7 @@ omap_mux_get_by_name(const char *muxname,
 	return -ENODEV;
 }
 
-int __init omap_mux_init_signal(const char *muxname, int val)
+int omap_mux_init_signal(const char *muxname, int val)
 {
 	struct omap_mux_partition *partition = NULL;
 	struct omap_mux *mux = NULL;
@@ -1094,8 +1094,8 @@ static void omap_mux_init_package(struct omap_mux *superset,
 		omap_mux_package_init_balls(package_balls, superset);
 }
 
-static void omap_mux_init_signals(struct omap_mux_partition *partition,
-				  struct omap_board_mux *board_mux)
+static void __init omap_mux_init_signals(struct omap_mux_partition *partition,
+					 struct omap_board_mux *board_mux)
 {
 	omap_mux_set_cmdline_signals();
 	omap_mux_write_array(partition, board_mux);
@@ -1109,8 +1109,8 @@ static void omap_mux_init_package(struct omap_mux *superset,
 {
 }
 
-static void omap_mux_init_signals(struct omap_mux_partition *partition,
-				  struct omap_board_mux *board_mux)
+static void __init omap_mux_init_signals(struct omap_mux_partition *partition,
+					 struct omap_board_mux *board_mux)
 {
 }
 
diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S
index b13ef7ef5ef4..503ac777a2ba 100644
--- a/arch/arm/mach-omap2/omap-headsmp.S
+++ b/arch/arm/mach-omap2/omap-headsmp.S
@@ -18,6 +18,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 
+	__CPUINIT
 /*
  * OMAP4 specific entry point for secondary CPU to jump from ROM
  * code.  This routine also provides a holding flag into which
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 40a8fbc07e4b..ebc595091312 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -24,6 +24,7 @@
 
 #include <plat/irqs.h>
 #include <plat/sram.h>
+#include <plat/omap-secure.h>
 
 #include <mach/hardware.h>
 #include <mach/omap-wakeupgen.h>
@@ -43,6 +44,9 @@ static void __iomem *sar_ram_base;
 
 void __iomem *dram_sync, *sram_sync;
 
+static phys_addr_t paddr;
+static u32 size;
+
 void omap_bus_sync(void)
 {
 	if (dram_sync && sram_sync) {
@@ -52,18 +56,20 @@ void omap_bus_sync(void)
 	}
 }
 
-static int __init omap_barriers_init(void)
+/* Steal one page physical memory for barrier implementation */
+int __init omap_barrier_reserve_memblock(void)
 {
-	struct map_desc dram_io_desc[1];
-	phys_addr_t paddr;
-	u32 size;
-
-	if (!cpu_is_omap44xx())
-		return -ENODEV;
 
 	size = ALIGN(PAGE_SIZE, SZ_1M);
 	paddr = arm_memblock_steal(size, SZ_1M);
 
+	return 0;
+}
+
+void __init omap_barriers_init(void)
+{
+	struct map_desc dram_io_desc[1];
+
 	dram_io_desc[0].virtual = OMAP4_DRAM_BARRIER_VA;
 	dram_io_desc[0].pfn = __phys_to_pfn(paddr);
 	dram_io_desc[0].length = size;
@@ -75,9 +81,10 @@ static int __init omap_barriers_init(void)
 	pr_info("OMAP4: Map 0x%08llx to 0x%08lx for dram barrier\n",
 		(long long) paddr, dram_io_desc[0].virtual);
 
-	return 0;
 }
-core_initcall(omap_barriers_init);
+#else
+void __init omap_barriers_init(void)
+{}
 #endif
 
 void __init gic_init_irq(void)
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 5192cabb40ed..eba6cd3816f5 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1517,8 +1517,8 @@ static int _enable(struct omap_hwmod *oh)
 	if (oh->_state != _HWMOD_STATE_INITIALIZED &&
 	    oh->_state != _HWMOD_STATE_IDLE &&
 	    oh->_state != _HWMOD_STATE_DISABLED) {
-		WARN(1, "omap_hwmod: %s: enabled state can only be entered "
-		     "from initialized, idle, or disabled state\n", oh->name);
+		WARN(1, "omap_hwmod: %s: enabled state can only be entered from initialized, idle, or disabled state\n",
+			oh->name);
 		return -EINVAL;
 	}
 
@@ -1600,8 +1600,8 @@ static int _idle(struct omap_hwmod *oh)
 	pr_debug("omap_hwmod: %s: idling\n", oh->name);
 
 	if (oh->_state != _HWMOD_STATE_ENABLED) {
-		WARN(1, "omap_hwmod: %s: idle state can only be entered from "
-		     "enabled state\n", oh->name);
+		WARN(1, "omap_hwmod: %s: idle state can only be entered from enabled state\n",
+			oh->name);
 		return -EINVAL;
 	}
 
@@ -1682,8 +1682,8 @@ static int _shutdown(struct omap_hwmod *oh)
 
 	if (oh->_state != _HWMOD_STATE_IDLE &&
 	    oh->_state != _HWMOD_STATE_ENABLED) {
-		WARN(1, "omap_hwmod: %s: disabled state can only be entered "
-		     "from idle, or enabled state\n", oh->name);
+		WARN(1, "omap_hwmod: %s: disabled state can only be entered from idle, or enabled state\n",
+			oh->name);
 		return -EINVAL;
 	}
 
@@ -2240,8 +2240,8 @@ void omap_hwmod_ocp_barrier(struct omap_hwmod *oh)
 	BUG_ON(!oh);
 
 	if (!oh->class->sysc || !oh->class->sysc->sysc_flags) {
-		WARN(1, "omap_device: %s: OCP barrier impossible due to "
-		      "device configuration\n", oh->name);
+		WARN(1, "omap_device: %s: OCP barrier impossible due to device configuration\n",
+			oh->name);
 		return;
 	}
 
diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
index c11273da5dcc..f08e442af397 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
@@ -56,27 +56,6 @@ struct omap_hwmod_class omap2_dss_hwmod_class = {
 };
 
 /*
- * 'dispc' class
- * display controller
- */
-
-static struct omap_hwmod_class_sysconfig omap2_dispc_sysc = {
-	.rev_offs	= 0x0000,
-	.sysc_offs	= 0x0010,
-	.syss_offs	= 0x0014,
-	.sysc_flags	= (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE |
-			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE),
-	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
-			   MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
-	.sysc_fields	= &omap_hwmod_sysc_type1,
-};
-
-struct omap_hwmod_class omap2_dispc_hwmod_class = {
-	.name	= "dispc",
-	.sysc	= &omap2_dispc_sysc,
-};
-
-/*
  * 'rfbi' class
  * remote frame buffer interface
  */
diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
index 177dee20faef..2a6729741b06 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
@@ -28,6 +28,28 @@ struct omap_hwmod_dma_info omap2xxx_dss_sdma_chs[] = {
 	{ .name = "dispc", .dma_req = 5 },
 	{ .dma_req = -1 }
 };
+
+/*
+ * 'dispc' class
+ * display controller
+ */
+
+static struct omap_hwmod_class_sysconfig omap2_dispc_sysc = {
+	.rev_offs	= 0x0000,
+	.sysc_offs	= 0x0010,
+	.syss_offs	= 0x0014,
+	.sysc_flags	= (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE |
+			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE),
+	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+			   MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
+	.sysc_fields	= &omap_hwmod_sysc_type1,
+};
+
+struct omap_hwmod_class omap2_dispc_hwmod_class = {
+	.name	= "dispc",
+	.sysc	= &omap2_dispc_sysc,
+};
+
 /* OMAP2xxx Timer Common */
 static struct omap_hwmod_class_sysconfig omap2xxx_timer_sysc = {
 	.rev_offs	= 0x0000,
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 5324e8d93bc0..3c8dd928628e 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -1480,6 +1480,28 @@ static struct omap_hwmod omap3xxx_dss_core_hwmod = {
 	.masters_cnt	= ARRAY_SIZE(omap3xxx_dss_masters),
 };
 
+/*
+ * 'dispc' class
+ * display controller
+ */
+
+static struct omap_hwmod_class_sysconfig omap3_dispc_sysc = {
+	.rev_offs	= 0x0000,
+	.sysc_offs	= 0x0010,
+	.syss_offs	= 0x0014,
+	.sysc_flags	= (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE |
+			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE |
+			   SYSC_HAS_ENAWAKEUP),
+	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+			   MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
+	.sysc_fields	= &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class omap3_dispc_hwmod_class = {
+	.name	= "dispc",
+	.sysc	= &omap3_dispc_sysc,
+};
+
 /* l4_core -> dss_dispc */
 static struct omap_hwmod_ocp_if omap3xxx_l4_core__dss_dispc = {
 	.master		= &omap3xxx_l4_core_hwmod,
@@ -1503,7 +1525,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_dss_dispc_slaves[] = {
 
 static struct omap_hwmod omap3xxx_dss_dispc_hwmod = {
 	.name		= "dss_dispc",
-	.class		= &omap2_dispc_hwmod_class,
+	.class		= &omap3_dispc_hwmod_class,
 	.mpu_irqs	= omap2_dispc_irqs,
 	.main_clk	= "dss1_alwon_fck",
 	.prcm		= {
@@ -3523,12 +3545,6 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
 	&omap3xxx_uart2_hwmod,
 	&omap3xxx_uart3_hwmod,
 
-	/* dss class */
-	&omap3xxx_dss_dispc_hwmod,
-	&omap3xxx_dss_dsi1_hwmod,
-	&omap3xxx_dss_rfbi_hwmod,
-	&omap3xxx_dss_venc_hwmod,
-
 	/* i2c class */
 	&omap3xxx_i2c1_hwmod,
 	&omap3xxx_i2c2_hwmod,
@@ -3635,6 +3651,15 @@ static __initdata struct omap_hwmod *am35xx_hwmods[] = {
 	NULL
 };
 
+static __initdata struct omap_hwmod *omap3xxx_dss_hwmods[] = {
+	/* dss class */
+	&omap3xxx_dss_dispc_hwmod,
+	&omap3xxx_dss_dsi1_hwmod,
+	&omap3xxx_dss_rfbi_hwmod,
+	&omap3xxx_dss_venc_hwmod,
+	NULL
+};
+
 int __init omap3xxx_hwmod_init(void)
 {
 	int r;
@@ -3708,6 +3733,21 @@ int __init omap3xxx_hwmod_init(void)
 
 	if (h)
 		r = omap_hwmod_register(h);
+	if (r < 0)
+		return r;
+
+	/*
+	 * DSS code presumes that dss_core hwmod is handled first,
+	 * _before_ any other DSS related hwmods so register common
+	 * DSS hwmods last to ensure that dss_core is already registered.
+	 * Otherwise some change things may happen, for ex. if dispc
+	 * is handled before dss_core and DSS is enabled in bootloader
+	 * DIPSC will be reset with outputs enabled which sometimes leads
+	 * to unrecoverable L3 error.
+	 * XXX The long-term fix to this is to ensure modules are set up
+	 * in dependency order in the hwmod core code.
+	 */
+	r = omap_hwmod_register(omap3xxx_dss_hwmods);
 
 	return r;
 }
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index f9f151081760..ef0524c10a84 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -1031,6 +1031,7 @@ static struct omap_hwmod_dma_info omap44xx_dmic_sdma_reqs[] = {
 
 static struct omap_hwmod_addr_space omap44xx_dmic_addrs[] = {
 	{
+		.name		= "mpu",
 		.pa_start	= 0x4012e000,
 		.pa_end		= 0x4012e07f,
 		.flags		= ADDR_TYPE_RT
@@ -1049,6 +1050,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_abe__dmic = {
 
 static struct omap_hwmod_addr_space omap44xx_dmic_dma_addrs[] = {
 	{
+		.name		= "dma",
 		.pa_start	= 0x4902e000,
 		.pa_end		= 0x4902e07f,
 		.flags		= ADDR_TYPE_RT
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index 1881fe915149..5a65dd04aa38 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -174,14 +174,17 @@ static int __init omap2_set_init_voltage(char *vdd_name, char *clk_name,
 	freq = clk->rate;
 	clk_put(clk);
 
+	rcu_read_lock();
 	opp = opp_find_freq_ceil(dev, &freq);
 	if (IS_ERR(opp)) {
+		rcu_read_unlock();
 		pr_err("%s: unable to find boot up OPP for vdd_%s\n",
 			__func__, vdd_name);
 		goto exit;
 	}
 
 	bootup_volt = opp_get_voltage(opp);
+	rcu_read_unlock();
 	if (!bootup_volt) {
 		pr_err("%s: unable to find voltage corresponding "
 			"to the bootup OPP for vdd_%s\n", __func__, vdd_name);
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index b8822f8b2891..23de98d03841 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -82,13 +82,7 @@ static int omap2_fclks_active(void)
 	f1 = omap2_cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
 	f2 = omap2_cm_read_mod_reg(CORE_MOD, OMAP24XX_CM_FCLKEN2);
 
-	/* Ignore UART clocks.  These are handled by UART core (serial.c) */
-	f1 &= ~(OMAP24XX_EN_UART1_MASK | OMAP24XX_EN_UART2_MASK);
-	f2 &= ~OMAP24XX_EN_UART3_MASK;
-
-	if (f1 | f2)
-		return 1;
-	return 0;
+	return (f1 | f2) ? 1 : 0;
 }
 
 static void omap2_enter_full_retention(void)
diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c
index c1c4d86a79a8..9ce765407ad5 100644
--- a/arch/arm/mach-omap2/prm2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c
@@ -19,6 +19,7 @@
 #include "common.h"
 #include <plat/cpu.h>
 #include <plat/prcm.h>
+#include <plat/irqs.h>
 
 #include "vp.h"
 
diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c
index 33dd655e6aab..a1d6154dc120 100644
--- a/arch/arm/mach-omap2/prm44xx.c
+++ b/arch/arm/mach-omap2/prm44xx.c
@@ -19,6 +19,7 @@
 
 #include "common.h"
 #include <plat/cpu.h>
+#include <plat/irqs.h>
 #include <plat/prcm.h>
 
 #include "vp.h"
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 247d89478f24..f590afc1f673 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -107,18 +107,18 @@ static void omap_uart_set_noidle(struct platform_device *pdev)
 	omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_NO);
 }
 
-static void omap_uart_set_forceidle(struct platform_device *pdev)
+static void omap_uart_set_smartidle(struct platform_device *pdev)
 {
 	struct omap_device *od = to_omap_device(pdev);
 
-	omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_FORCE);
+	omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_SMART);
 }
 
 #else
 static void omap_uart_enable_wakeup(struct platform_device *pdev, bool enable)
 {}
 static void omap_uart_set_noidle(struct platform_device *pdev) {}
-static void omap_uart_set_forceidle(struct platform_device *pdev) {}
+static void omap_uart_set_smartidle(struct platform_device *pdev) {}
 #endif /* CONFIG_PM */
 
 #ifdef CONFIG_OMAP_MUX
@@ -349,7 +349,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata,
 	omap_up.uartclk = OMAP24XX_BASE_BAUD * 16;
 	omap_up.flags = UPF_BOOT_AUTOCONF;
 	omap_up.get_context_loss_count = omap_pm_get_dev_context_loss_count;
-	omap_up.set_forceidle = omap_uart_set_forceidle;
+	omap_up.set_forceidle = omap_uart_set_smartidle;
 	omap_up.set_noidle = omap_uart_set_noidle;
 	omap_up.enable_wakeup = omap_uart_enable_wakeup;
 	omap_up.dma_rx_buf_size = info->dma_rx_buf_size;
diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index 9dd93453e563..7e755bb0ffc4 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -897,7 +897,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 		ret = sr_late_init(sr_info);
 		if (ret) {
 			pr_warning("%s: Error in SR late init\n", __func__);
-			return ret;
+			goto err_iounmap;
 		}
 	}
 
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index 6eeff0e0ae01..5c9acea95761 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -270,7 +270,7 @@ static struct clocksource clocksource_gpt = {
 static u32 notrace dmtimer_read_sched_clock(void)
 {
 	if (clksrc.reserved)
-		return __omap_dm_timer_read_counter(clksrc.io_base, 1);
+		return __omap_dm_timer_read_counter(&clksrc, 1);
 
 	return 0;
 }
diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c
index 771dc781b746..f51348dafafd 100644
--- a/arch/arm/mach-omap2/usb-host.c
+++ b/arch/arm/mach-omap2/usb-host.c
@@ -486,7 +486,7 @@ static void setup_4430ohci_io_mux(const enum usbhs_omap_port_mode *port_mode)
 void __init usbhs_init(const struct usbhs_omap_board_data *pdata)
 {
 	struct omap_hwmod	*oh[2];
-	struct omap_device	*od;
+	struct platform_device	*pdev;
 	int			bus_id = -1;
 	int			i;
 
@@ -522,11 +522,11 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata)
 		return;
 	}
 
-	od = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2,
+	pdev = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2,
 				(void *)&usbhs_data, sizeof(usbhs_data),
 				omap_uhhtll_latency,
 				ARRAY_SIZE(omap_uhhtll_latency), false);
-	if (IS_ERR(od)) {
+	if (IS_ERR(pdev)) {
 		pr_err("Could not build hwmod devices %s,%s\n",
 			USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME);
 		return;
diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c
index 031d116fbf10..175b7d86d86a 100644
--- a/arch/arm/mach-omap2/vc.c
+++ b/arch/arm/mach-omap2/vc.c
@@ -247,7 +247,7 @@ static void __init omap4_vc_init_channel(struct voltagedomain *voltdm)
  * omap_vc_i2c_init - initialize I2C interface to PMIC
  * @voltdm: voltage domain containing VC data
  *
- * Use PMIC supplied seetings for I2C high-speed mode and
+ * Use PMIC supplied settings for I2C high-speed mode and
  * master code (if set) and program the VC I2C configuration
  * register.
  *
@@ -265,8 +265,8 @@ static void __init omap_vc_i2c_init(struct voltagedomain *voltdm)
 
 	if (initialized) {
 		if (voltdm->pmic->i2c_high_speed != i2c_high_speed)
-			pr_warn("%s: I2C config for all channels must match.",
-				__func__);
+			pr_warn("%s: I2C config for vdd_%s does not match other channels (%u).",
+				__func__, voltdm->name, i2c_high_speed);
 		return;
 	}
 
@@ -292,9 +292,7 @@ void __init omap_vc_init_channel(struct voltagedomain *voltdm)
 	u32 val;
 
 	if (!voltdm->pmic || !voltdm->pmic->uv_to_vsel) {
-		pr_err("%s: PMIC info requried to configure vc for"
-			"vdd_%s not populated.Hence cannot initialize vc\n",
-			__func__, voltdm->name);
+		pr_err("%s: No PMIC info for vdd_%s\n", __func__, voltdm->name);
 		return;
 	}
 
diff --git a/arch/arm/mach-omap2/voltagedomains3xxx_data.c b/arch/arm/mach-omap2/voltagedomains3xxx_data.c
index c005e2f5e383..57db2038b23c 100644
--- a/arch/arm/mach-omap2/voltagedomains3xxx_data.c
+++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c
@@ -108,6 +108,7 @@ void __init omap3xxx_voltagedomains_init(void)
 	 * XXX Will depend on the process, validation, and binning
 	 * for the currently-running IC
 	 */
+#ifdef CONFIG_PM_OPP
 	if (cpu_is_omap3630()) {
 		omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data;
 		omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data;
@@ -115,6 +116,7 @@ void __init omap3xxx_voltagedomains_init(void)
 		omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data;
 		omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data;
 	}
+#endif
 
 	if (cpu_is_omap3517() || cpu_is_omap3505())
 		voltdms = voltagedomains_am35xx;
diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c
index 4e11d022595d..c3115f6853d4 100644
--- a/arch/arm/mach-omap2/voltagedomains44xx_data.c
+++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c
@@ -100,9 +100,11 @@ void __init omap44xx_voltagedomains_init(void)
 	 * XXX Will depend on the process, validation, and binning
 	 * for the currently-running IC
 	 */
+#ifdef CONFIG_PM_OPP
 	omap4_voltdm_mpu.volt_data = omap44xx_vdd_mpu_volt_data;
 	omap4_voltdm_iva.volt_data = omap44xx_vdd_iva_volt_data;
 	omap4_voltdm_core.volt_data = omap44xx_vdd_core_volt_data;
+#endif
 
 	for (i = 0; voltdm = voltagedomains_omap4[i], voltdm; i++)
 		voltdm->sys_clk.name = sys_clk_name;
diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c
index 807391d84a9d..0df88820978d 100644
--- a/arch/arm/mach-omap2/vp.c
+++ b/arch/arm/mach-omap2/vp.c
@@ -41,6 +41,11 @@ void __init omap_vp_init(struct voltagedomain *voltdm)
 	u32 val, sys_clk_rate, timeout, waittime;
 	u32 vddmin, vddmax, vstepmin, vstepmax;
 
+	if (!voltdm->pmic || !voltdm->pmic->uv_to_vsel) {
+		pr_err("%s: No PMIC info for vdd_%s\n", __func__, voltdm->name);
+		return;
+	}
+
 	if (!voltdm->read || !voltdm->write) {
 		pr_err("%s: No read/write API for accessing vdd_%s regs\n",
 			__func__, voltdm->name);
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 0e28bae20bd4..5dad38ec00ea 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -29,6 +29,7 @@
 #include <mach/hardware.h>
 #include <mach/orion5x.h>
 #include <plat/orion_nand.h>
+#include <plat/ehci-orion.h>
 #include <plat/time.h>
 #include <plat/common.h>
 #include <plat/addr-map.h>
@@ -72,7 +73,8 @@ void __init orion5x_map_io(void)
  ****************************************************************************/
 void __init orion5x_ehci0_init(void)
 {
-	orion_ehci_init(ORION5X_USB0_PHYS_BASE, IRQ_ORION5X_USB0_CTRL);
+	orion_ehci_init(ORION5X_USB0_PHYS_BASE, IRQ_ORION5X_USB0_CTRL,
+			EHCI_PHY_ORION);
 }
 
 
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index fb9b62dcf4ca..208eef1c0485 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -45,6 +45,7 @@
 #include <mach/hx4700.h>
 #include <mach/irda.h>
 
+#include <sound/ak4641.h>
 #include <video/platform_lcd.h>
 #include <video/w100fb.h>
 
@@ -765,6 +766,28 @@ static struct i2c_board_info __initdata pi2c_board_info[] = {
 };
 
 /*
+ * Asahi Kasei AK4641 on I2C
+ */
+
+static struct ak4641_platform_data ak4641_info = {
+	.gpio_power = GPIO27_HX4700_CODEC_ON,
+	.gpio_npdn  = GPIO109_HX4700_CODEC_nPDN,
+};
+
+static struct i2c_board_info i2c_board_info[] __initdata = {
+	{
+		I2C_BOARD_INFO("ak4641", 0x12),
+		.platform_data = &ak4641_info,
+	},
+};
+
+static struct platform_device audio = {
+	.name	= "hx4700-audio",
+	.id	= -1,
+};
+
+
+/*
  * PCMCIA
  */
 
@@ -790,6 +813,7 @@ static struct platform_device *devices[] __initdata = {
 	&gpio_vbus,
 	&power_supply,
 	&strataflash,
+	&audio,
 	&pcmcia,
 };
 
@@ -827,6 +851,7 @@ static void __init hx4700_init(void)
 	pxa_set_ficp_info(&ficp_info);
 	pxa27x_set_i2c_power_info(NULL);
 	pxa_set_i2c_info(NULL);
+	i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info));
 	i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
 	pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
 	spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 91e4f6c03766..00d6eacab8e4 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -25,7 +25,6 @@
 #include <linux/suspend.h>
 #include <linux/syscore_ops.h>
 #include <linux/irq.h>
-#include <linux/gpio.h>
 
 #include <asm/mach/map.h>
 #include <asm/suspend.h>
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index aed6cbcf3866..c1673b3441d4 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -22,7 +22,6 @@
 #include <linux/io.h>
 #include <linux/irq.h>
 #include <linux/i2c/pxa-i2c.h>
-#include <linux/gpio.h>
 
 #include <asm/mach/map.h>
 #include <mach/hardware.h>
diff --git a/arch/arm/mach-pxa/saarb.c b/arch/arm/mach-pxa/saarb.c
index febc809ed5a6..5aded5e6148f 100644
--- a/arch/arm/mach-pxa/saarb.c
+++ b/arch/arm/mach-pxa/saarb.c
@@ -15,7 +15,6 @@
 #include <linux/i2c.h>
 #include <linux/i2c/pxa-i2c.h>
 #include <linux/mfd/88pm860x.h>
-#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index 8d5168d253a9..30989baf7f2a 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -168,6 +168,7 @@ struct battery_thresh sharpsl_battery_levels_noac[] = {
 #define MAXCTRL_SEL_SH   4
 #define MAXCTRL_STR      (1u << 7)
 
+extern int max1111_read_channel(int);
 /*
  * Read MAX1111 ADC
  */
@@ -177,8 +178,6 @@ int sharpsl_pm_pxa_read_max1111(int channel)
 	if (machine_is_tosa())
 	    return 0;
 
-	extern int max1111_read_channel(int);
-
 	/* max1111 accepts channels from 0-3, however,
 	 * it is encoded from 0-7 here in the code.
 	 */
diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 34cbdac51525..438f02fe122a 100644
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -172,10 +172,9 @@ static int spitz_should_wakeup(unsigned int resume_on_alarm)
 static unsigned long spitz_charger_wakeup(void)
 {
 	unsigned long ret;
-	ret = (!gpio_get_value(SPITZ_GPIO_KEY_INT)
+	ret = ((!gpio_get_value(SPITZ_GPIO_KEY_INT)
 		<< GPIO_bit(SPITZ_GPIO_KEY_INT))
-		| (!gpio_get_value(SPITZ_GPIO_SYNC)
-		<< GPIO_bit(SPITZ_GPIO_SYNC));
+		| gpio_get_value(SPITZ_GPIO_SYNC));
 	return ret;
 }
 
diff --git a/arch/arm/mach-s3c2410/cpu-freq.c b/arch/arm/mach-s3c2410/cpu-freq.c
index 7dc6c46b5e2b..5404535da1a5 100644
--- a/arch/arm/mach-s3c2410/cpu-freq.c
+++ b/arch/arm/mach-s3c2410/cpu-freq.c
@@ -115,7 +115,8 @@ static struct s3c_cpufreq_info s3c2410_cpufreq_info = {
 	.debug_io_show	= s3c_cpufreq_debugfs_call(s3c2410_iotiming_debugfs),
 };
 
-static int s3c2410_cpufreq_add(struct device *dev)
+static int s3c2410_cpufreq_add(struct device *dev,
+			       struct subsys_interface *sif)
 {
 	return s3c_cpufreq_register(&s3c2410_cpufreq_info);
 }
@@ -133,7 +134,8 @@ static int __init s3c2410_cpufreq_init(void)
 
 arch_initcall(s3c2410_cpufreq_init);
 
-static int s3c2410a_cpufreq_add(struct device *dev)
+static int s3c2410a_cpufreq_add(struct device *dev,
+				struct subsys_interface *sif)
 {
 	/* alter the maximum freq settings for S3C2410A. If a board knows
 	 * it only has a maximum of 200, then it should register its own
@@ -144,7 +146,7 @@ static int s3c2410a_cpufreq_add(struct device *dev)
 	s3c2410_cpufreq_info.max.pclk =  66500000;
 	s3c2410_cpufreq_info.name = "s3c2410a";
 
-	return s3c2410_cpufreq_add(dev);
+	return s3c2410_cpufreq_add(dev, sif);
 }
 
 static struct subsys_interface s3c2410a_cpufreq_interface = {
diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c
index 2afd00014a77..4803338cf56e 100644
--- a/arch/arm/mach-s3c2410/dma.c
+++ b/arch/arm/mach-s3c2410/dma.c
@@ -132,7 +132,8 @@ static struct s3c24xx_dma_order __initdata s3c2410_dma_order = {
 	},
 };
 
-static int __init s3c2410_dma_add(struct device *dev)
+static int __init s3c2410_dma_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	s3c2410_dma_init();
 	s3c24xx_dma_order_set(&s3c2410_dma_order);
@@ -148,7 +149,7 @@ static struct subsys_interface s3c2410_dma_interface = {
 
 static int __init s3c2410_dma_drvinit(void)
 {
-	return subsys_interface_register(&s3c2410_interface);
+	return subsys_interface_register(&s3c2410_dma_interface);
 }
 
 arch_initcall(s3c2410_dma_drvinit);
diff --git a/arch/arm/mach-s3c2410/pll.c b/arch/arm/mach-s3c2410/pll.c
index c07438bfc99f..e0b3b347da82 100644
--- a/arch/arm/mach-s3c2410/pll.c
+++ b/arch/arm/mach-s3c2410/pll.c
@@ -66,7 +66,7 @@ static struct cpufreq_frequency_table pll_vals_12MHz[] = {
     { .frequency = 270000000, .index = PLLVAL(127, 1, 1),  },
 };
 
-static int s3c2410_plls_add(struct device *dev)
+static int s3c2410_plls_add(struct device *dev, struct subsys_interface *sif)
 {
 	return s3c_plltab_register(pll_vals_12MHz, ARRAY_SIZE(pll_vals_12MHz));
 }
diff --git a/arch/arm/mach-s3c2410/pm.c b/arch/arm/mach-s3c2410/pm.c
index fda5385deff6..03f706dd6009 100644
--- a/arch/arm/mach-s3c2410/pm.c
+++ b/arch/arm/mach-s3c2410/pm.c
@@ -111,7 +111,7 @@ struct syscore_ops s3c2410_pm_syscore_ops = {
 	.resume		= s3c2410_pm_resume,
 };
 
-static int s3c2410_pm_add(struct device *dev)
+static int s3c2410_pm_add(struct device *dev, struct subsys_interface *sif)
 {
 	pm_cpu_prep = s3c2410_pm_prepare;
 	pm_cpu_sleep = s3c2410_cpu_suspend;
diff --git a/arch/arm/mach-s3c2412/cpu-freq.c b/arch/arm/mach-s3c2412/cpu-freq.c
index d8664b7652ce..125be7d5fa60 100644
--- a/arch/arm/mach-s3c2412/cpu-freq.c
+++ b/arch/arm/mach-s3c2412/cpu-freq.c
@@ -194,7 +194,8 @@ static struct s3c_cpufreq_info s3c2412_cpufreq_info = {
 	.debug_io_show  = s3c_cpufreq_debugfs_call(s3c2412_iotiming_debugfs),
 };
 
-static int s3c2412_cpufreq_add(struct device *dev)
+static int s3c2412_cpufreq_add(struct device *dev,
+			       struct subsys_interface *sif)
 {
 	unsigned long fclk_rate;
 
diff --git a/arch/arm/mach-s3c2412/dma.c b/arch/arm/mach-s3c2412/dma.c
index 142acd3b5e15..38472ac920ff 100644
--- a/arch/arm/mach-s3c2412/dma.c
+++ b/arch/arm/mach-s3c2412/dma.c
@@ -159,7 +159,8 @@ static struct s3c24xx_dma_selection __initdata s3c2412_dma_sel = {
 	.map_size	= ARRAY_SIZE(s3c2412_dma_mappings),
 };
 
-static int __init s3c2412_dma_add(struct device *dev)
+static int __init s3c2412_dma_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	s3c2410_dma_init();
 	return s3c24xx_dma_init_map(&s3c2412_dma_sel);
diff --git a/arch/arm/mach-s3c2412/irq.c b/arch/arm/mach-s3c2412/irq.c
index a8a46c1644f4..e65619ddbccc 100644
--- a/arch/arm/mach-s3c2412/irq.c
+++ b/arch/arm/mach-s3c2412/irq.c
@@ -170,7 +170,7 @@ static int s3c2412_irq_rtc_wake(struct irq_data *data, unsigned int state)
 
 static struct irq_chip s3c2412_irq_rtc_chip;
 
-static int s3c2412_irq_add(struct device *dev)
+static int s3c2412_irq_add(struct device *dev, struct subsys_interface *sif)
 {
 	unsigned int irqno;
 
diff --git a/arch/arm/mach-s3c2412/pm.c b/arch/arm/mach-s3c2412/pm.c
index d1adfa65f66d..d04588506ec4 100644
--- a/arch/arm/mach-s3c2412/pm.c
+++ b/arch/arm/mach-s3c2412/pm.c
@@ -56,7 +56,7 @@ static void s3c2412_pm_prepare(void)
 {
 }
 
-static int s3c2412_pm_add(struct device *dev)
+static int s3c2412_pm_add(struct device *dev, struct subsys_interface *sif)
 {
 	pm_cpu_prep = s3c2412_pm_prepare;
 	pm_cpu_sleep = s3c2412_cpu_suspend;
diff --git a/arch/arm/mach-s3c2416/irq.c b/arch/arm/mach-s3c2416/irq.c
index 36df761061de..fd49f35e448e 100644
--- a/arch/arm/mach-s3c2416/irq.c
+++ b/arch/arm/mach-s3c2416/irq.c
@@ -213,7 +213,8 @@ static int __init s3c2416_add_sub(unsigned int base,
 	return 0;
 }
 
-static int __init s3c2416_irq_add(struct device *dev)
+static int __init s3c2416_irq_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	printk(KERN_INFO "S3C2416: IRQ Support\n");
 
diff --git a/arch/arm/mach-s3c2416/pm.c b/arch/arm/mach-s3c2416/pm.c
index 3bdb15a0d419..1bd4817b8eb8 100644
--- a/arch/arm/mach-s3c2416/pm.c
+++ b/arch/arm/mach-s3c2416/pm.c
@@ -48,7 +48,7 @@ static void s3c2416_pm_prepare(void)
 	__raw_writel(virt_to_phys(s3c_cpu_resume), S3C2412_INFORM1);
 }
 
-static int s3c2416_pm_add(struct device *dev)
+static int s3c2416_pm_add(struct device *dev, struct subsys_interface *sif)
 {
 	pm_cpu_prep = s3c2416_pm_prepare;
 	pm_cpu_sleep = s3c2416_cpu_suspend;
diff --git a/arch/arm/mach-s3c2440/clock.c b/arch/arm/mach-s3c2440/clock.c
index bedbc87a3426..414364eb426c 100644
--- a/arch/arm/mach-s3c2440/clock.c
+++ b/arch/arm/mach-s3c2440/clock.c
@@ -149,7 +149,7 @@ static struct clk_lookup s3c2440_clk_lookup[] = {
 	CLKDEV_INIT(NULL, "clk_uart_baud3", &s3c2440_clk_fclk_n),
 };
 
-static int s3c2440_clk_add(struct device *dev)
+static int s3c2440_clk_add(struct device *dev, struct subsys_interface *sif)
 {
 	struct clk *clock_upll;
 	struct clk *clock_h;
diff --git a/arch/arm/mach-s3c2440/dma.c b/arch/arm/mach-s3c2440/dma.c
index 15b1ddf8f626..5f0a0c8ef84f 100644
--- a/arch/arm/mach-s3c2440/dma.c
+++ b/arch/arm/mach-s3c2440/dma.c
@@ -174,7 +174,8 @@ static struct s3c24xx_dma_order __initdata s3c2440_dma_order = {
 	},
 };
 
-static int __init s3c2440_dma_add(struct device *dev)
+static int __init s3c2440_dma_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	s3c2410_dma_init();
 	s3c24xx_dma_order_set(&s3c2440_dma_order);
diff --git a/arch/arm/mach-s3c2440/irq.c b/arch/arm/mach-s3c2440/irq.c
index 4fee9bc6bcb5..4a18cde439cc 100644
--- a/arch/arm/mach-s3c2440/irq.c
+++ b/arch/arm/mach-s3c2440/irq.c
@@ -92,7 +92,7 @@ static struct irq_chip s3c_irq_wdtac97 = {
 	.irq_ack	= s3c_irq_wdtac97_ack,
 };
 
-static int s3c2440_irq_add(struct device *dev)
+static int s3c2440_irq_add(struct device *dev, struct subsys_interface *sif)
 {
 	unsigned int irqno;
 
diff --git a/arch/arm/mach-s3c2440/s3c2440-cpufreq.c b/arch/arm/mach-s3c2440/s3c2440-cpufreq.c
index cf7596694efe..61776764d9f4 100644
--- a/arch/arm/mach-s3c2440/s3c2440-cpufreq.c
+++ b/arch/arm/mach-s3c2440/s3c2440-cpufreq.c
@@ -270,7 +270,8 @@ struct s3c_cpufreq_info s3c2440_cpufreq_info = {
 	.debug_io_show  = s3c_cpufreq_debugfs_call(s3c2410_iotiming_debugfs),
 };
 
-static int s3c2440_cpufreq_add(struct device *dev)
+static int s3c2440_cpufreq_add(struct device *dev,
+			       struct subsys_interface *sif)
 {
 	xtal = s3c_cpufreq_clk_get(NULL, "xtal");
 	hclk = s3c_cpufreq_clk_get(NULL, "hclk");
diff --git a/arch/arm/mach-s3c2440/s3c2440-pll-12000000.c b/arch/arm/mach-s3c2440/s3c2440-pll-12000000.c
index b5368ae8d7fe..551fb433be87 100644
--- a/arch/arm/mach-s3c2440/s3c2440-pll-12000000.c
+++ b/arch/arm/mach-s3c2440/s3c2440-pll-12000000.c
@@ -51,7 +51,7 @@ static struct cpufreq_frequency_table s3c2440_plls_12[] __initdata = {
 	{ .frequency = 400000000,	.index = PLLVAL(0x5c, 1, 1),  }, 	/* FVco 800.000000 */
 };
 
-static int s3c2440_plls12_add(struct device *dev)
+static int s3c2440_plls12_add(struct device *dev, struct subsys_interface *sif)
 {
 	struct clk *xtal_clk;
 	unsigned long xtal;
diff --git a/arch/arm/mach-s3c2440/s3c2440-pll-16934400.c b/arch/arm/mach-s3c2440/s3c2440-pll-16934400.c
index 42f2b5cd2399..3f15bcf64290 100644
--- a/arch/arm/mach-s3c2440/s3c2440-pll-16934400.c
+++ b/arch/arm/mach-s3c2440/s3c2440-pll-16934400.c
@@ -79,7 +79,8 @@ static struct cpufreq_frequency_table s3c2440_plls_169344[] __initdata = {
 	{ .frequency = 402192000,	.index = PLLVAL(87, 2, 1), 	}, 	/* FVco 804.384000 */
 };
 
-static int s3c2440_plls169344_add(struct device *dev)
+static int s3c2440_plls169344_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	struct clk *xtal_clk;
 	unsigned long xtal;
diff --git a/arch/arm/mach-s3c2440/s3c2442.c b/arch/arm/mach-s3c2440/s3c2442.c
index 8004e0497bf4..22cb7c94a8c8 100644
--- a/arch/arm/mach-s3c2440/s3c2442.c
+++ b/arch/arm/mach-s3c2440/s3c2442.c
@@ -122,7 +122,7 @@ static struct clk s3c2442_clk_cam_upll = {
 	},
 };
 
-static int s3c2442_clk_add(struct device *dev)
+static int s3c2442_clk_add(struct device *dev, struct subsys_interface *sif)
 {
 	struct clk *clock_upll;
 	struct clk *clock_h;
diff --git a/arch/arm/mach-s3c2440/s3c244x-clock.c b/arch/arm/mach-s3c2440/s3c244x-clock.c
index b3fdbdda3d5f..6d9b688c442b 100644
--- a/arch/arm/mach-s3c2440/s3c244x-clock.c
+++ b/arch/arm/mach-s3c2440/s3c244x-clock.c
@@ -72,7 +72,7 @@ static struct clk clk_arm = {
 	},
 };
 
-static int s3c244x_clk_add(struct device *dev)
+static int s3c244x_clk_add(struct device *dev, struct subsys_interface *sif)
 {
 	unsigned long camdivn = __raw_readl(S3C2440_CAMDIVN);
 	unsigned long clkdivn;
diff --git a/arch/arm/mach-s3c2440/s3c244x-irq.c b/arch/arm/mach-s3c2440/s3c244x-irq.c
index 74d3dcf46a48..5fe8e58d3afd 100644
--- a/arch/arm/mach-s3c2440/s3c244x-irq.c
+++ b/arch/arm/mach-s3c2440/s3c244x-irq.c
@@ -91,7 +91,7 @@ static struct irq_chip s3c_irq_cam = {
 	.irq_ack	= s3c_irq_cam_ack,
 };
 
-static int s3c244x_irq_add(struct device *dev)
+static int s3c244x_irq_add(struct device *dev, struct subsys_interface *sif)
 {
 	unsigned int irqno;
 
diff --git a/arch/arm/mach-s3c2443/dma.c b/arch/arm/mach-s3c2443/dma.c
index de6b4a23c9ed..14224517e621 100644
--- a/arch/arm/mach-s3c2443/dma.c
+++ b/arch/arm/mach-s3c2443/dma.c
@@ -135,7 +135,8 @@ static struct s3c24xx_dma_selection __initdata s3c2443_dma_sel = {
 	.map_size	= ARRAY_SIZE(s3c2443_dma_mappings),
 };
 
-static int __init s3c2443_dma_add(struct device *dev)
+static int __init s3c2443_dma_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	s3c24xx_dma_init(6, IRQ_S3C2443_DMA0, 0x100);
 	return s3c24xx_dma_init_map(&s3c2443_dma_sel);
diff --git a/arch/arm/mach-s3c2443/irq.c b/arch/arm/mach-s3c2443/irq.c
index 35e4ff24fb43..ac2829f56d12 100644
--- a/arch/arm/mach-s3c2443/irq.c
+++ b/arch/arm/mach-s3c2443/irq.c
@@ -241,7 +241,8 @@ static int __init s3c2443_add_sub(unsigned int base,
 	return 0;
 }
 
-static int __init s3c2443_irq_add(struct device *dev)
+static int __init s3c2443_irq_add(struct device *dev,
+				  struct subsys_interface *sif)
 {
 	printk("S3C2443: IRQ Support\n");
 
diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
index 31bb27dc4aeb..aebbcc291b4e 100644
--- a/arch/arm/mach-s3c64xx/clock.c
+++ b/arch/arm/mach-s3c64xx/clock.c
@@ -138,6 +138,11 @@ static struct clk init_clocks_off[] = {
 		.ctrlbit	= S3C_CLKCON_PCLK_TSADC,
 	}, {
 		.name		= "i2c",
+#ifdef CONFIG_S3C_DEV_I2C1
+		.devname        = "s3c2440-i2c.0",
+#else
+		.devname	= "s3c2440-i2c",
+#endif
 		.parent		= &clk_p,
 		.enable		= s3c64xx_pclk_ctrl,
 		.ctrlbit	= S3C_CLKCON_PCLK_IIC,
diff --git a/arch/arm/mach-s3c64xx/common.c b/arch/arm/mach-s3c64xx/common.c
index 4a7394d4bd9e..bee7dcd4df7c 100644
--- a/arch/arm/mach-s3c64xx/common.c
+++ b/arch/arm/mach-s3c64xx/common.c
@@ -49,7 +49,7 @@
 
 /* uart registration process */
 
-void __init s3c64xx_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+static void __init s3c64xx_init_uarts(struct s3c2410_uartcfg *cfg, int no)
 {
 	s3c24xx_init_uartdevs("s3c6400-uart", s3c64xx_uart_resources, cfg, no);
 }
diff --git a/arch/arm/mach-s5p64x0/pm.c b/arch/arm/mach-s5p64x0/pm.c
index 23f9b22439c9..9cba18bfe47b 100644
--- a/arch/arm/mach-s5p64x0/pm.c
+++ b/arch/arm/mach-s5p64x0/pm.c
@@ -160,7 +160,7 @@ static void s5p64x0_pm_prepare(void)
 
 }
 
-static int s5p64x0_pm_add(struct device *dev)
+static int s5p64x0_pm_add(struct device *dev, struct subsys_interface *sif)
 {
 	pm_cpu_prep = s5p64x0_pm_prepare;
 	pm_cpu_sleep = s5p64x0_cpu_suspend;
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index c78dfddd77fd..b9ec0c35379f 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -175,7 +175,7 @@ static int s5pv210_clk_mask1_ctrl(struct clk *clk, int enable)
 	return s5p_gatectrl(S5P_CLK_SRC_MASK1, clk, enable);
 }
 
-static int exynos4_clk_hdmiphy_ctrl(struct clk *clk, int enable)
+static int s5pv210_clk_hdmiphy_ctrl(struct clk *clk, int enable)
 {
 	return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
 }
@@ -372,7 +372,7 @@ static struct clk init_clocks_off[] = {
 	}, {
 		.name		= "hdmiphy",
 		.devname	= "s5pv210-hdmi",
-		.enable		= exynos4_clk_hdmiphy_ctrl,
+		.enable		= s5pv210_clk_hdmiphy_ctrl,
 		.ctrlbit	= (1 << 0),
 	}, {
 		.name		= "dacphy",
diff --git a/arch/arm/mach-s5pv210/pm.c b/arch/arm/mach-s5pv210/pm.c
index 677c71c41e50..736bfb103cbc 100644
--- a/arch/arm/mach-s5pv210/pm.c
+++ b/arch/arm/mach-s5pv210/pm.c
@@ -133,7 +133,7 @@ static void s5pv210_pm_prepare(void)
 	s3c_pm_do_save(s5pv210_core_save, ARRAY_SIZE(s5pv210_core_save));
 }
 
-static int s5pv210_pm_add(struct device *dev)
+static int s5pv210_pm_add(struct device *dev, struct subsys_interface *sif)
 {
 	pm_cpu_prep = s5pv210_pm_prepare;
 	pm_cpu_sleep = s5pv210_cpu_suspend;
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index eff8a96c75ee..068b754bc348 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -30,6 +30,7 @@
 #include <linux/serial_sci.h>
 #include <linux/smsc911x.h>
 #include <linux/gpio.h>
+#include <linux/videodev2.h>
 #include <linux/input.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/mmc/host.h>
@@ -37,7 +38,6 @@
 #include <linux/mmc/sh_mobile_sdhi.h>
 #include <linux/mfd/tmio.h>
 #include <linux/sh_clk.h>
-#include <linux/dma-mapping.h>
 #include <video/sh_mobile_lcdc.h>
 #include <video/sh_mipi_dsi.h>
 #include <sound/sh_fsi.h>
@@ -159,19 +159,12 @@ static struct resource sh_mmcif_resources[] = {
 	},
 };
 
-static struct sh_mmcif_dma sh_mmcif_dma = {
-	.chan_priv_rx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
-	},
-	.chan_priv_tx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
-	},
-};
 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
 	.sup_pclk	= 0,
 	.ocr		= MMC_VDD_165_195,
 	.caps		= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
-	.dma		= &sh_mmcif_dma,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device mmc_device = {
@@ -321,12 +314,11 @@ static struct resource mipidsi0_resources[] = {
 	},
 };
 
-#define DSI0PHYCR	0xe615006c
 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
 				 void __iomem *base,
 				 int enable)
 {
-	struct clk *pck;
+	struct clk *pck, *phy;
 	int ret;
 
 	pck = clk_get(&pdev->dev, "dsip_clk");
@@ -335,18 +327,27 @@ static int sh_mipi_set_dot_clock(struct platform_device *pdev,
 		goto sh_mipi_set_dot_clock_pck_err;
 	}
 
+	phy = clk_get(&pdev->dev, "dsiphy_clk");
+	if (IS_ERR(phy)) {
+		ret = PTR_ERR(phy);
+		goto sh_mipi_set_dot_clock_phy_err;
+	}
+
 	if (enable) {
 		clk_set_rate(pck, clk_round_rate(pck,  24000000));
-		__raw_writel(0x2a809010, DSI0PHYCR);
+		clk_set_rate(phy, clk_round_rate(pck, 510000000));
 		clk_enable(pck);
+		clk_enable(phy);
 	} else {
 		clk_disable(pck);
+		clk_disable(phy);
 	}
 
 	ret = 0;
 
+	clk_put(phy);
+sh_mipi_set_dot_clock_phy_err:
 	clk_put(pck);
-
 sh_mipi_set_dot_clock_pck_err:
 	return ret;
 }
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index aab0a349f759..eeb4d9664584 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -295,15 +295,6 @@ static struct resource sh_mmcif_resources[] = {
 	},
 };
 
-static struct sh_mmcif_dma sh_mmcif_dma = {
-	.chan_priv_rx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
-	},
-	.chan_priv_tx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
-	},
-};
-
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 	.sup_pclk	= 0,
 	.ocr		= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
@@ -311,7 +302,8 @@ static struct sh_mmcif_plat_data sh_mmcif_plat = {
 			  MMC_CAP_8_BIT_DATA |
 			  MMC_CAP_NEEDS_POLL,
 	.get_cd		= slot_cn7_get_cd,
-	.dma		= &sh_mmcif_dma,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device sh_mmcif_device = {
diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c
index 857ceeec1bb0..c8e7ca23fc06 100644
--- a/arch/arm/mach-shmobile/board-kota2.c
+++ b/arch/arm/mach-shmobile/board-kota2.c
@@ -143,11 +143,10 @@ static struct gpio_keys_button gpio_buttons[] = {
 static struct gpio_keys_platform_data gpio_key_info = {
 	.buttons        = gpio_buttons,
 	.nbuttons       = ARRAY_SIZE(gpio_buttons),
-	.poll_interval  = 250, /* polled for now */
 };
 
 static struct platform_device gpio_keys_device = {
-	.name   = "gpio-keys-polled", /* polled for now */
+	.name   = "gpio-keys",
 	.id     = -1,
 	.dev    = {
 		.platform_data  = &gpio_key_info,
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 9b42fbd10f8e..a2813247b455 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -43,7 +43,6 @@
 #include <linux/smsc911x.h>
 #include <linux/sh_intc.h>
 #include <linux/tca6416_keypad.h>
-#include <linux/usb/r8a66597.h>
 #include <linux/usb/renesas_usbhs.h>
 #include <linux/dma-mapping.h>
 
@@ -145,11 +144,6 @@
  * 1-2 short | VBUS 5V       | Host
  * open      | external VBUS | Function
  *
- * *1
- * CN31 is used as
- * CONFIG_USB_R8A66597_HCD	Host
- * CONFIG_USB_RENESAS_USBHS	Function
- *
  * CAUTION
  *
  * renesas_usbhs driver can use external interrupt mode
@@ -161,15 +155,6 @@
  * mackerel can not use external interrupt (IRQ7-PORT167) mode on "USB0",
  * because Touchscreen is using IRQ7-PORT40.
  * It is impossible to use IRQ7 demux on this board.
- *
- * We can use external interrupt mode USB-Function on "USB1".
- * USB1 can become Host by r8a66597, and become Function by renesas_usbhs.
- * But don't select both drivers in same time.
- * These uses same IRQ number for request_irq(), and aren't supporting
- * IRQF_SHARED / IORESOURCE_IRQ_SHAREABLE.
- *
- * Actually these are old/new version of USB driver.
- * This mean its register will be broken if it supports shared IRQ,
  */
 
 /*
@@ -208,6 +193,16 @@
  */
 
 /*
+ * FSI - AK4642
+ *
+ * it needs amixer settings for playing
+ *
+ * amixer set "Headphone" on
+ * amixer set "HPOUTL Mixer DACH" on
+ * amixer set "HPOUTR Mixer DACH" on
+ */
+
+/*
  * FIXME !!
  *
  * gpio_no_direction
@@ -676,51 +671,16 @@ static struct platform_device usbhs0_device = {
  * Use J30 to select between Host and Function. This setting
  * can however not be detected by software. Hotplug of USBHS1
  * is provided via IRQ8.
+ *
+ * Current USB1 works as "USB Host".
+ *  - set J30 "short"
+ *
+ * If you want to use it as "USB gadget",
+ *  - J30 "open"
+ *  - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
+ *  - add .get_vbus = usbhs_get_vbus in usbhs1_private
  */
 #define IRQ8 evt2irq(0x0300)
-
-/* USBHS1 USB Host support via r8a66597_hcd */
-static void usb1_host_port_power(int port, int power)
-{
-	if (!power) /* only power-on is supported for now */
-		return;
-
-	/* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
-	__raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
-}
-
-static struct r8a66597_platdata usb1_host_data = {
-	.on_chip	= 1,
-	.port_power	= usb1_host_port_power,
-};
-
-static struct resource usb1_host_resources[] = {
-	[0] = {
-		.name	= "USBHS1",
-		.start	= 0xe68b0000,
-		.end	= 0xe68b00e6 - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= evt2irq(0x1ce0) /* USB1_USB1I0 */,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device usb1_host_device = {
-	.name	= "r8a66597_hcd",
-	.id	= 1,
-	.dev = {
-		.dma_mask		= NULL,         /*  not use dma */
-		.coherent_dma_mask	= 0xffffffff,
-		.platform_data		= &usb1_host_data,
-	},
-	.num_resources	= ARRAY_SIZE(usb1_host_resources),
-	.resource	= usb1_host_resources,
-};
-
-/* USBHS1 USB Function support via renesas_usbhs */
-
 #define USB_PHY_MODE		(1 << 4)
 #define USB_PHY_INT_EN		((1 << 3) | (1 << 2))
 #define USB_PHY_ON		(1 << 1)
@@ -776,7 +736,7 @@ static void usbhs1_hardware_exit(struct platform_device *pdev)
 
 static int usbhs1_get_id(struct platform_device *pdev)
 {
-	return USBHS_GADGET;
+	return USBHS_HOST;
 }
 
 static u32 usbhs1_pipe_cfg[] = {
@@ -807,7 +767,6 @@ static struct usbhs_private usbhs1_private = {
 			.hardware_exit	= usbhs1_hardware_exit,
 			.get_id		= usbhs1_get_id,
 			.phy_reset	= usbhs_phy_reset,
-			.get_vbus	= usbhs_get_vbus,
 		},
 		.driver_param = {
 			.buswait_bwait	= 4,
@@ -1184,15 +1143,6 @@ static struct resource sh_mmcif_resources[] = {
 	},
 };
 
-static struct sh_mmcif_dma sh_mmcif_dma = {
-	.chan_priv_rx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
-	},
-	.chan_priv_tx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
-	},
-};
-
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 	.sup_pclk	= 0,
 	.ocr		= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
@@ -1200,7 +1150,8 @@ static struct sh_mmcif_plat_data sh_mmcif_plat = {
 			  MMC_CAP_8_BIT_DATA |
 			  MMC_CAP_NEEDS_POLL,
 	.get_cd		= slot_cn7_get_cd,
-	.dma		= &sh_mmcif_dma,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device sh_mmcif_device = {
@@ -1311,7 +1262,6 @@ static struct platform_device *mackerel_devices[] __initdata = {
 	&nor_flash_device,
 	&smc911x_device,
 	&lcdc_device,
-	&usb1_host_device,
 	&usbhs1_device,
 	&usbhs0_device,
 	&leds_device,
@@ -1473,9 +1423,6 @@ static void __init mackerel_init(void)
 	gpio_pull_down(GPIO_PORT167CR); /* VBUS0_1 pull down */
 	gpio_request(GPIO_FN_IDIN_1_113, NULL);
 
-	/* USB phy tweak to make the r8a66597_hcd host driver work */
-	__raw_writew(0x8a0a, 0xe6058130);       /* USBCR4 */
-
 	/* enable FSI2 port A (ak4643) */
 	gpio_request(GPIO_FN_FSIAIBT,	NULL);
 	gpio_request(GPIO_FN_FSIAILR,	NULL);
diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c
index afbead6a6e17..7727cca6136c 100644
--- a/arch/arm/mach-shmobile/clock-sh73a0.c
+++ b/arch/arm/mach-shmobile/clock-sh73a0.c
@@ -365,6 +365,114 @@ static struct clk div6_clks[DIV6_NR] = {
 			dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3),
 };
 
+/* DSI DIV */
+static unsigned long dsiphy_recalc(struct clk *clk)
+{
+	u32 value;
+
+	value = __raw_readl(clk->mapping->base);
+
+	/* FIXME */
+	if (!(value & 0x000B8000))
+		return clk->parent->rate;
+
+	value &= 0x3f;
+	value += 1;
+
+	if ((value < 12) ||
+	    (value > 33)) {
+		pr_err("DSIPHY has wrong value (%d)", value);
+		return 0;
+	}
+
+	return clk->parent->rate / value;
+}
+
+static long dsiphy_round_rate(struct clk *clk, unsigned long rate)
+{
+	return clk_rate_mult_range_round(clk, 12, 33, rate);
+}
+
+static void dsiphy_disable(struct clk *clk)
+{
+	u32 value;
+
+	value = __raw_readl(clk->mapping->base);
+	value &= ~0x000B8000;
+
+	__raw_writel(value , clk->mapping->base);
+}
+
+static int dsiphy_enable(struct clk *clk)
+{
+	u32 value;
+	int multi;
+
+	value = __raw_readl(clk->mapping->base);
+	multi = (value & 0x3f) + 1;
+
+	if ((multi < 12) || (multi > 33))
+		return -EIO;
+
+	__raw_writel(value | 0x000B8000, clk->mapping->base);
+
+	return 0;
+}
+
+static int dsiphy_set_rate(struct clk *clk, unsigned long rate)
+{
+	u32 value;
+	int idx;
+
+	idx = rate / clk->parent->rate;
+	if ((idx < 12) || (idx > 33))
+		return -EINVAL;
+
+	idx += -1;
+
+	value = __raw_readl(clk->mapping->base);
+	value = (value & ~0x3f) + idx;
+
+	__raw_writel(value, clk->mapping->base);
+
+	return 0;
+}
+
+static struct clk_ops dsiphy_clk_ops = {
+	.recalc		= dsiphy_recalc,
+	.round_rate	= dsiphy_round_rate,
+	.set_rate	= dsiphy_set_rate,
+	.enable		= dsiphy_enable,
+	.disable	= dsiphy_disable,
+};
+
+static struct clk_mapping dsi0phy_clk_mapping = {
+	.phys	= DSI0PHYCR,
+	.len	= 4,
+};
+
+static struct clk_mapping dsi1phy_clk_mapping = {
+	.phys	= DSI1PHYCR,
+	.len	= 4,
+};
+
+static struct clk dsi0phy_clk = {
+	.ops		= &dsiphy_clk_ops,
+	.parent		= &div6_clks[DIV6_DSI0P], /* late install */
+	.mapping	= &dsi0phy_clk_mapping,
+};
+
+static struct clk dsi1phy_clk = {
+	.ops		= &dsiphy_clk_ops,
+	.parent		= &div6_clks[DIV6_DSI1P], /* late install */
+	.mapping	= &dsi1phy_clk_mapping,
+};
+
+static struct clk *late_main_clks[] = {
+	&dsi0phy_clk,
+	&dsi1phy_clk,
+};
+
 enum { MSTP001,
 	MSTP129, MSTP128, MSTP127, MSTP126, MSTP125, MSTP118, MSTP116, MSTP100,
 	MSTP219,
@@ -429,6 +537,8 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
 	CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
 	CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
+	CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.0", &dsi0phy_clk),
+	CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.1", &dsi1phy_clk),
 
 	/* MSTP32 clocks */
 	CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */
@@ -504,6 +614,9 @@ void __init sh73a0_clock_init(void)
 	if (!ret)
 		ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR);
 
+	for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++)
+		ret = clk_register(late_main_clks[k]);
+
 	clkdev_add_table(lookups, ARRAY_SIZE(lookups));
 
 	if (!ret)
diff --git a/arch/arm/mach-shmobile/include/mach/sh73a0.h b/arch/arm/mach-shmobile/include/mach/sh73a0.h
index 881d515a9686..cad57578ceed 100644
--- a/arch/arm/mach-shmobile/include/mach/sh73a0.h
+++ b/arch/arm/mach-shmobile/include/mach/sh73a0.h
@@ -515,8 +515,8 @@ enum {
 	SHDMA_SLAVE_MMCIF_RX,
 };
 
-/* PINT interrupts are located at Linux IRQ 768 and up */
-#define SH73A0_PINT0_IRQ(irq) ((irq) + 768)
-#define SH73A0_PINT1_IRQ(irq) ((irq) + 800)
+/* PINT interrupts are located at Linux IRQ 800 and up */
+#define SH73A0_PINT0_IRQ(irq) ((irq) + 800)
+#define SH73A0_PINT1_IRQ(irq) ((irq) + 832)
 
 #endif /* __ASM_SH73A0_H__ */
diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c
index 1eda6b0b69e3..9857595eaa79 100644
--- a/arch/arm/mach-shmobile/intc-sh73a0.c
+++ b/arch/arm/mach-shmobile/intc-sh73a0.c
@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
+#include <linux/module.h>
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/sh_intc.h>
@@ -445,6 +446,7 @@ void __init sh73a0_init_irq(void)
 		setup_irq(gic_spi(1 + k), &sh73a0_irq_pin_cascade[k]);
 
 		n = intcs_evt2irq(to_intc_vect(gic_spi(1 + k)));
+		WARN_ON(irq_alloc_desc_at(n, numa_node_id()) != n);
 		irq_set_chip_and_handler_name(n, &intca_gic_irq_chip,
 					      handle_level_irq, "level");
 		set_irq_flags(n, IRQF_VALID); /* yuck */
diff --git a/arch/arm/mach-shmobile/pfc-r8a7779.c b/arch/arm/mach-shmobile/pfc-r8a7779.c
index 963532f2b2c4..d14c9b048077 100644
--- a/arch/arm/mach-shmobile/pfc-r8a7779.c
+++ b/arch/arm/mach-shmobile/pfc-r8a7779.c
@@ -2120,7 +2120,7 @@ static struct pinmux_cfg_reg pinmux_config_regs[] = {
 	    FN_AUDATA3, 0, 0, 0 }
 	},
 	{ PINMUX_CFG_REG_VAR("IPSR4", 0xfffc0030, 32,
-			     3, 1, 1, 1, 1, 1, 1, 3, 3, 1,
+			     3, 1, 1, 1, 1, 1, 1, 3, 3,
 			     1, 1, 1, 1, 1, 1, 3, 3, 3, 2) {
 	    /* IP4_31_29 [3] */
 	    FN_DU1_DB0, FN_VI2_DATA4_VI2_B4, FN_SCL2_B, FN_SD3_DAT0,
diff --git a/arch/arm/mach-shmobile/pfc-sh7372.c b/arch/arm/mach-shmobile/pfc-sh7372.c
index 1bd6585a6acf..336093f9210a 100644
--- a/arch/arm/mach-shmobile/pfc-sh7372.c
+++ b/arch/arm/mach-shmobile/pfc-sh7372.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/gpio.h>
+#include <mach/irqs.h>
 #include <mach/sh7372.h>
 
 #define CPU_ALL_PORT(fn, pfx, sfx) \
@@ -1594,6 +1595,43 @@ static struct pinmux_data_reg pinmux_data_regs[] = {
 	{ },
 };
 
+#define EXT_IRQ16L(n) evt2irq(0x200 + ((n) << 5))
+#define EXT_IRQ16H(n) evt2irq(0x3200 + (((n) - 16) << 5))
+static struct pinmux_irq pinmux_irqs[] = {
+	PINMUX_IRQ(EXT_IRQ16L(0), PORT6_FN0, PORT162_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(1), PORT12_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(2), PORT4_FN0, PORT5_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(3), PORT8_FN0, PORT16_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(4), PORT17_FN0, PORT163_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(5), PORT18_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(6), PORT39_FN0, PORT164_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(7), PORT40_FN0, PORT167_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(8), PORT41_FN0, PORT168_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(9), PORT42_FN0, PORT169_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(10), PORT65_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(11), PORT67_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(12), PORT80_FN0, PORT137_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(13), PORT81_FN0, PORT145_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(14), PORT82_FN0, PORT146_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(15), PORT83_FN0, PORT147_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(16), PORT84_FN0, PORT170_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(17), PORT85_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(18), PORT86_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(19), PORT87_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(20), PORT92_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(21), PORT93_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(22), PORT94_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(23), PORT95_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(24), PORT112_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(25), PORT119_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(26), PORT121_FN0, PORT172_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(27), PORT122_FN0, PORT180_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(28), PORT123_FN0, PORT181_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(29), PORT129_FN0, PORT182_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(30), PORT130_FN0, PORT183_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(31), PORT138_FN0, PORT184_FN0),
+};
+
 static struct pinmux_info sh7372_pinmux_info = {
 	.name = "sh7372_pfc",
 	.reserved_id = PINMUX_RESERVED,
@@ -1614,6 +1652,9 @@ static struct pinmux_info sh7372_pinmux_info = {
 
 	.gpio_data = pinmux_data,
 	.gpio_data_size = ARRAY_SIZE(pinmux_data),
+
+	.gpio_irq = pinmux_irqs,
+	.gpio_irq_size = ARRAY_SIZE(pinmux_irqs),
 };
 
 void sh7372_pinmux_init(void)
diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c
index 6fcf304d3cdf..a83cf51fc099 100644
--- a/arch/arm/mach-shmobile/setup-sh7372.c
+++ b/arch/arm/mach-shmobile/setup-sh7372.c
@@ -662,6 +662,7 @@ static struct sh_dmae_pdata usb_dma0_platform_data = {
 	.dmaor_is_32bit	= 1,
 	.needs_tend_set	= 1,
 	.no_dmars	= 1,
+	.slave_only	= 1,
 };
 
 static struct resource sh7372_usb_dmae0_resources[] = {
@@ -723,6 +724,7 @@ static struct sh_dmae_pdata usb_dma1_platform_data = {
 	.dmaor_is_32bit	= 1,
 	.needs_tend_set	= 1,
 	.no_dmars	= 1,
+	.slave_only	= 1,
 };
 
 static struct resource sh7372_usb_dmae1_resources[] = {
diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c
index 0d159d64a345..2d0d4212be41 100644
--- a/arch/arm/mach-shmobile/smp-sh73a0.c
+++ b/arch/arm/mach-shmobile/smp-sh73a0.c
@@ -80,7 +80,7 @@ int __cpuinit sh73a0_boot_secondary(unsigned int cpu)
 	/* enable cache coherency */
 	modify_scu_cpu_psr(0, 3 << (cpu * 8));
 
-	if (((__raw_readw(__io(PSTR)) >> (4 * cpu)) & 3) == 3)
+	if (((__raw_readl(__io(PSTR)) >> (4 * cpu)) & 3) == 3)
 		__raw_writel(1 << cpu, __io(WUPCR));	/* wake up */
 	else
 		__raw_writel(1 << cpu, __io(SRESCR));	/* reset */
diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c
index fcf4f377b1dc..330afdfa2475 100644
--- a/arch/arm/mach-tegra/board-paz00.c
+++ b/arch/arm/mach-tegra/board-paz00.c
@@ -60,9 +60,9 @@ static struct plat_serial8250_port debug_uart_platform_data[] = {
 		.uartclk	= 216000000,
 	}, {
 		/* serial port on mini-pcie */
-		.membase	= IO_ADDRESS(TEGRA_UARTD_BASE),
-		.mapbase	= TEGRA_UARTD_BASE,
-		.irq		= INT_UARTD,
+		.membase	= IO_ADDRESS(TEGRA_UARTC_BASE),
+		.mapbase	= TEGRA_UARTC_BASE,
+		.irq		= INT_UARTC,
 		.flags		= UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE,
 		.type		= PORT_TEGRA,
 		.iotype		= UPIO_MEM,
@@ -174,7 +174,7 @@ static void __init tegra_paz00_fixup(struct tag *tags, char **cmdline,
 static __initdata struct tegra_clk_init_table paz00_clk_init_table[] = {
 	/* name		parent		rate		enabled */
 	{ "uarta",	"pll_p",	216000000,	true },
-	{ "uartd",	"pll_p",	216000000,	true },
+	{ "uartc",	"pll_p",	216000000,	true },
 
 	{ "pll_p_out4",	"pll_p",	24000000,	true },
 	{ "usbd",	"clk_m",	12000000,	false },
diff --git a/arch/arm/mach-tegra/board-paz00.h b/arch/arm/mach-tegra/board-paz00.h
index ffa83f580db6..3c9f8da37ea3 100644
--- a/arch/arm/mach-tegra/board-paz00.h
+++ b/arch/arm/mach-tegra/board-paz00.h
@@ -22,7 +22,7 @@
 /* SDCARD */
 #define TEGRA_GPIO_SD1_CD		TEGRA_GPIO_PV5
 #define TEGRA_GPIO_SD1_WP		TEGRA_GPIO_PH1
-#define TEGRA_GPIO_SD1_POWER		TEGRA_GPIO_PT3
+#define TEGRA_GPIO_SD1_POWER		TEGRA_GPIO_PV1
 
 /* ULPI */
 #define TEGRA_ULPI_RST			TEGRA_GPIO_PV0
diff --git a/arch/arm/mach-tegra/include/mach/dma.h b/arch/arm/mach-tegra/include/mach/dma.h
index d0132e8031a1..3c9339058bec 100644
--- a/arch/arm/mach-tegra/include/mach/dma.h
+++ b/arch/arm/mach-tegra/include/mach/dma.h
@@ -23,11 +23,6 @@
 
 #include <linux/list.h>
 
-#if defined(CONFIG_TEGRA_SYSTEM_DMA)
-
-struct tegra_dma_req;
-struct tegra_dma_channel;
-
 #define TEGRA_DMA_REQ_SEL_CNTR			0
 #define TEGRA_DMA_REQ_SEL_I2S_2			1
 #define TEGRA_DMA_REQ_SEL_I2S_1			2
@@ -56,6 +51,11 @@ struct tegra_dma_channel;
 #define TEGRA_DMA_REQ_SEL_OWR			25
 #define TEGRA_DMA_REQ_SEL_INVALID		31
 
+#if defined(CONFIG_TEGRA_SYSTEM_DMA)
+
+struct tegra_dma_req;
+struct tegra_dma_channel;
+
 enum tegra_dma_mode {
 	TEGRA_DMA_SHARED = 1,
 	TEGRA_DMA_MODE_CONTINOUS = 2,
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 1a3ca2488164..7edef9121632 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -631,7 +631,8 @@ comment "Processor Features"
 
 config ARM_LPAE
 	bool "Support for the Large Physical Address Extension"
-	depends on MMU && CPU_V7
+	depends on MMU && CPU_32v7 && !CPU_32v6 && !CPU_32v5 && \
+		!CPU_32v4 && !CPU_32v3
 	help
 	  Say Y if you have an ARMv7 processor supporting the LPAE page
 	  table format and you would like to access memory beyond the
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index 07c4bc8ea0a4..a655d3da386d 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -54,9 +54,15 @@ loop1:
 	and	r1, r1, #7			@ mask of the bits for current cache only
 	cmp	r1, #2				@ see what cache we have at this level
 	blt	skip				@ skip if no cache, or just i-cache
+#ifdef CONFIG_PREEMPT
+	save_and_disable_irqs_notrace r9	@ make cssr&csidr read atomic
+#endif
 	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
 	isb					@ isb to sych the new cssr&csidr
 	mrc	p15, 1, r1, c0, c0, 0		@ read the new csidr
+#ifdef CONFIG_PREEMPT
+	restore_irqs_notrace r9
+#endif
 	and	r2, r1, #7			@ extract the length of the cache lines
 	add	r2, r2, #4			@ add 4 (line length offset)
 	ldr	r4, =0x3ff
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index ba159370fa5f..80632e8d7538 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -225,8 +225,7 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn,
 		if ((area->flags & VM_ARM_MTYPE_MASK) != VM_ARM_MTYPE(mtype))
 			continue;
 		if (__phys_to_pfn(area->phys_addr) > pfn ||
-		    __pfn_to_phys(pfn) + offset + size-1 >
-		    area->phys_addr + area->size-1)
+		    __pfn_to_phys(pfn) + size-1 > area->phys_addr + area->size-1)
 			continue;
 		/* we can drop the lock here as we know *area is static */
 		read_unlock(&vmlist_lock);
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 06383b51e655..4de7d1e79e73 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -69,6 +69,7 @@ void __init omap_reserve(void)
 	omap_vram_reserve_sdram_memblock();
 	omap_dsp_reserve_sdram_memblock();
 	omap_secure_ram_reserve_memblock();
+	omap_barrier_reserve_memblock();
 }
 
 void __init omap_init_consistent_dma_size(void)
diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h
index 64f9d1c7f1bb..8c7994ce9869 100644
--- a/arch/arm/plat-omap/include/plat/omap-secure.h
+++ b/arch/arm/plat-omap/include/plat/omap-secure.h
@@ -3,11 +3,17 @@
 
 #include <linux/types.h>
 
-#ifdef CONFIG_ARCH_OMAP2PLUS
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 extern int omap_secure_ram_reserve_memblock(void);
 #else
 static inline void omap_secure_ram_reserve_memblock(void)
 { }
 #endif
 
+#ifdef CONFIG_OMAP4_ERRATA_I688
+extern int omap_barrier_reserve_memblock(void);
+#else
+static inline void omap_barrier_reserve_memblock(void)
+{ }
+#endif
 #endif /* __OMAP_SECURE_H__ */
diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
index e5a2fde29b19..089899a7db72 100644
--- a/arch/arm/plat-orion/common.c
+++ b/arch/arm/plat-orion/common.c
@@ -789,10 +789,7 @@ void __init orion_xor1_init(unsigned long mapbase_low,
 /*****************************************************************************
  * EHCI
  ****************************************************************************/
-static struct orion_ehci_data orion_ehci_data = {
-	.phy_version	= EHCI_PHY_NA,
-};
-
+static struct orion_ehci_data orion_ehci_data;
 static u64 ehci_dmamask = DMA_BIT_MASK(32);
 
 
@@ -812,8 +809,10 @@ static struct platform_device orion_ehci = {
 };
 
 void __init orion_ehci_init(unsigned long mapbase,
-			    unsigned long irq)
+			    unsigned long irq,
+			    enum orion_ehci_phy_ver phy_version)
 {
+	orion_ehci_data.phy_version = phy_version;
 	fill_resources(&orion_ehci, orion_ehci_resources, mapbase, SZ_4K - 1,
 		       irq);
 
diff --git a/arch/arm/plat-orion/include/plat/common.h b/arch/arm/plat-orion/include/plat/common.h
index 0fe08d77e835..a7fa005a5a0e 100644
--- a/arch/arm/plat-orion/include/plat/common.h
+++ b/arch/arm/plat-orion/include/plat/common.h
@@ -89,7 +89,8 @@ void __init orion_xor1_init(unsigned long mapbase_low,
 			    unsigned long irq_1);
 
 void __init orion_ehci_init(unsigned long mapbase,
-			    unsigned long irq);
+			    unsigned long irq,
+			    enum orion_ehci_phy_ver phy_version);
 
 void __init orion_ehci_1_init(unsigned long mapbase,
 			      unsigned long irq);
diff --git a/arch/arm/plat-orion/mpp.c b/arch/arm/plat-orion/mpp.c
index 91553432711d..3b1e17bd3d17 100644
--- a/arch/arm/plat-orion/mpp.c
+++ b/arch/arm/plat-orion/mpp.c
@@ -64,8 +64,7 @@ void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask,
 			gpio_mode |= GPIO_INPUT_OK;
 		if (*mpp_list & MPP_OUTPUT_MASK)
 			gpio_mode |= GPIO_OUTPUT_OK;
-		if (sel != 0)
-			gpio_mode = 0;
+
 		orion_gpio_set_valid(num, gpio_mode);
 	}
 
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index 32a6e394db24..f10768e988d4 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -468,8 +468,10 @@ void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
 {
 	struct s3c2410_platform_i2c *npd;
 
-	if (!pd)
+	if (!pd) {
 		pd = &default_i2c_data;
+		pd->bus_num = 0;
+	}
 
 	npd = s3c_set_platdata(pd, sizeof(struct s3c2410_platform_i2c),
 			       &s3c_device_i2c0);
diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig
index 197e96f70405..3dea7231f637 100644
--- a/arch/avr32/Kconfig
+++ b/arch/avr32/Kconfig
@@ -8,6 +8,7 @@ config AVR32
 	select HAVE_KPROBES
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_IRQ_PROBE
+	select GENERIC_ATOMIC64
 	select HARDIRQS_SW_RESEND
 	select GENERIC_IRQ_SHOW
 	select ARCH_HAVE_NMI_SAFE_CMPXCHG
diff --git a/arch/avr32/include/asm/posix_types.h b/arch/avr32/include/asm/posix_types.h
index fe0c0c014389..74667bfc88cc 100644
--- a/arch/avr32/include/asm/posix_types.h
+++ b/arch/avr32/include/asm/posix_types.h
@@ -14,112 +14,27 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long   __kernel_ino_t;
 typedef unsigned short  __kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short  __kernel_nlink_t;
-typedef long            __kernel_off_t;
-typedef int             __kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short  __kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned long	__kernel_size_t;
 typedef long		__kernel_ssize_t;
 typedef int             __kernel_ptrdiff_t;
-typedef long            __kernel_time_t;
-typedef long            __kernel_suseconds_t;
-typedef long            __kernel_clock_t;
-typedef int             __kernel_timer_t;
-typedef int             __kernel_clockid_t;
-typedef int             __kernel_daddr_t;
-typedef char *          __kernel_caddr_t;
-typedef unsigned short  __kernel_uid16_t;
-typedef unsigned short  __kernel_gid16_t;
-typedef unsigned int    __kernel_uid32_t;
-typedef unsigned int    __kernel_gid32_t;
+#define __kernel_size_t __kernel_size_t
 
 typedef unsigned short  __kernel_old_uid_t;
 typedef unsigned short  __kernel_old_gid_t;
-typedef unsigned short  __kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long       __kernel_loff_t;
-#endif
-
-typedef struct {
-    int     val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef  __FD_SET
-static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-    unsigned long __tmp = __fd / __NFDBITS;
-    unsigned long __rem = __fd % __NFDBITS;
-    __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
-}
-
-#undef  __FD_CLR
-static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-    unsigned long __tmp = __fd / __NFDBITS;
-    unsigned long __rem = __fd % __NFDBITS;
-    __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
-}
+#define __kernel_old_uid_t __kernel_old_uid_t
 
+typedef unsigned short  __kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#undef  __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
-{
-    unsigned long __tmp = __fd / __NFDBITS;
-    unsigned long __rem = __fd % __NFDBITS;
-    return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef  __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
-{
-    unsigned long *__tmp = __p->fds_bits;
-    int __i;
-
-    if (__builtin_constant_p(__FDSET_LONGS)) {
-        switch (__FDSET_LONGS) {
-            case 16:
-                __tmp[ 0] = 0; __tmp[ 1] = 0;
-                __tmp[ 2] = 0; __tmp[ 3] = 0;
-                __tmp[ 4] = 0; __tmp[ 5] = 0;
-                __tmp[ 6] = 0; __tmp[ 7] = 0;
-                __tmp[ 8] = 0; __tmp[ 9] = 0;
-                __tmp[10] = 0; __tmp[11] = 0;
-                __tmp[12] = 0; __tmp[13] = 0;
-                __tmp[14] = 0; __tmp[15] = 0;
-                return;
-
-            case 8:
-                __tmp[ 0] = 0; __tmp[ 1] = 0;
-                __tmp[ 2] = 0; __tmp[ 3] = 0;
-                __tmp[ 4] = 0; __tmp[ 5] = 0;
-                __tmp[ 6] = 0; __tmp[ 7] = 0;
-                return;
-
-            case 4:
-                __tmp[ 0] = 0; __tmp[ 1] = 0;
-                __tmp[ 2] = 0; __tmp[ 3] = 0;
-                return;
-        }
-    }
-    __i = __FDSET_LONGS;
-    while (__i) {
-        __i--;
-        *__tmp = 0;
-        __tmp++;
-    }
-}
-
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif /* __ASM_AVR32_POSIX_TYPES_H */
diff --git a/arch/c6x/boot/Makefile b/arch/c6x/boot/Makefile
index ecca820e6041..6891257d514c 100644
--- a/arch/c6x/boot/Makefile
+++ b/arch/c6x/boot/Makefile
@@ -13,7 +13,7 @@ obj-y += linked_dtb.o
 endif
 
 $(obj)/%.dtb: $(src)/dts/%.dts FORCE
-	$(call cmd,dtc)
+	$(call if_changed_dep,dtc)
 
 quiet_cmd_cp = CP      $< $@$2
 	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
diff --git a/arch/cris/include/asm/posix_types.h b/arch/cris/include/asm/posix_types.h
index ce3fb25a460b..72b3cd6eda0b 100644
--- a/arch/cris/include/asm/posix_types.h
+++ b/arch/cris/include/asm/posix_types.h
@@ -12,55 +12,25 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short  __kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
+#define __kernel_uid_t __kernel_uid_t
+
 typedef __SIZE_TYPE__	__kernel_size_t;
 typedef long		__kernel_ssize_t;
 typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long            __kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short  __kernel_uid16_t;
-typedef unsigned short  __kernel_gid16_t;
-typedef unsigned int    __kernel_uid32_t;
-typedef unsigned int    __kernel_gid32_t;
+#define __kernel_size_t __kernel_size_t
 
-typedef unsigned short  __kernel_old_uid_t;
-typedef unsigned short  __kernel_old_gid_t;
 typedef unsigned short	__kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#ifdef __KERNEL__
-
-#undef	__FD_SET
-#define __FD_SET(fd,fdsetp) set_bit(fd, (void *)(fdsetp))
-
-#undef	__FD_CLR
-#define __FD_CLR(fd,fdsetp) clear_bit(fd, (void *)(fdsetp))
-
-#undef	__FD_ISSET
-#define __FD_ISSET(fd,fdsetp) test_bit(fd, (void *)(fdsetp))
-
-#undef	__FD_ZERO
-#define __FD_ZERO(fdsetp) memset((void *)(fdsetp), 0, __FDSET_LONGS << 2)
-
-#endif /* __KERNEL__ */
+#define __kernel_old_dev_t __kernel_old_dev_t
 
 #endif /* __ARCH_CRIS_POSIX_TYPES_H */
diff --git a/arch/frv/include/asm/posix_types.h b/arch/frv/include/asm/posix_types.h
index a9f1f5be0632..3f34cb45fbb3 100644
--- a/arch/frv/include/asm/posix_types.h
+++ b/arch/frv/include/asm/posix_types.h
@@ -7,56 +7,23 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short	__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
-typedef unsigned int	__kernel_size_t;
-typedef int		__kernel_ssize_t;
-typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
-
-typedef unsigned short	__kernel_old_uid_t;
-typedef unsigned short	__kernel_old_gid_t;
-typedef unsigned short	__kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
+#define __kernel_uid_t __kernel_uid_t
 
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef	__FD_SET
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-
-#undef	__FD_CLR
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-
-#undef	__FD_ISSET
-#define	__FD_ISSET(d, set)	(!!((set)->fds_bits[__FDELT(d)] & __FDMASK(d)))
-
-#undef	__FD_ZERO
-#define __FD_ZERO(fdsetp) (memset (fdsetp, 0, sizeof(*(fd_set *)fdsetp)))
+typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif
 
diff --git a/arch/h8300/include/asm/posix_types.h b/arch/h8300/include/asm/posix_types.h
index 6f833a16f694..bc4c34efb1ad 100644
--- a/arch/h8300/include/asm/posix_types.h
+++ b/arch/h8300/include/asm/posix_types.h
@@ -7,54 +7,23 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short	__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
-typedef unsigned int	__kernel_size_t;
-typedef int		__kernel_ssize_t;
-typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
+#define __kernel_uid_t __kernel_uid_t
 
 typedef unsigned short	__kernel_old_uid_t;
 typedef unsigned short	__kernel_old_gid_t;
+#define __kernel_old_uid_t __kernel_old_uid_t
 
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef	__FD_SET
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-
-#undef	__FD_CLR
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-
-#undef	__FD_ISSET
-#define	__FD_ISSET(d, set)	(!!((set)->fds_bits[__FDELT(d)] & __FDMASK(d)))
-
-#undef	__FD_ZERO
-#define __FD_ZERO(fdsetp) (memset (fdsetp, 0, sizeof(*(fd_set *)fdsetp)))
-
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif
diff --git a/arch/ia64/include/asm/posix_types.h b/arch/ia64/include/asm/posix_types.h
index 17885567b731..7323ab9467eb 100644
--- a/arch/ia64/include/asm/posix_types.h
+++ b/arch/ia64/include/asm/posix_types.h
@@ -1,126 +1,11 @@
 #ifndef _ASM_IA64_POSIX_TYPES_H
 #define _ASM_IA64_POSIX_TYPES_H
 
-/*
- * This file is generally used by user-level software, so you need to
- * be a little careful about namespace pollution etc.  Also, we cannot
- * assume GCC is being used.
- *
- * Based on <asm-alpha/posix_types.h>.
- *
- * Modified 1998-2000, 2003
- *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
- */
-
-typedef unsigned long	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
 typedef unsigned int	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef long long	__kernel_loff_t;
-typedef int		__kernel_pid_t;
-typedef int		__kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
-typedef unsigned long	__kernel_size_t;
-typedef long		__kernel_ssize_t;
-typedef long		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned long	__kernel_sigset_t;	/* at least 32 bits */
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-typedef __kernel_uid_t __kernel_old_uid_t;
-typedef __kernel_gid_t __kernel_old_gid_t;
-typedef __kernel_uid_t __kernel_uid32_t;
-typedef __kernel_gid_t __kernel_gid32_t;
-
-typedef unsigned int	__kernel_old_dev_t;
-
-# ifdef __KERNEL__
-
-#  ifndef __GNUC__
-
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-#define	__FD_ISSET(d, set)	(((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
-#define	__FD_ZERO(set)	\
-  ((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set)))
+#define __kernel_nlink_t __kernel_nlink_t
 
-#  else /* !__GNUC__ */
-
-/* With GNU C, use inline functions instead so args are evaluated only once: */
-
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long fd, const __kernel_fd_set *p)
-{ 
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned long *tmp = p->fds_bits;
-	int i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		      case 16:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			return;
-
-		      case 8:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			return;
+typedef unsigned long	__kernel_sigset_t;	/* at least 32 bits */
 
-		      case 4:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
+#include <asm-generic/posix_types.h>
 
-#  endif /* !__GNUC__ */
-# endif /* __KERNEL__ */
 #endif /* _ASM_IA64_POSIX_TYPES_H */
diff --git a/arch/m32r/include/asm/posix_types.h b/arch/m32r/include/asm/posix_types.h
index b309c5858637..0195850e1f88 100644
--- a/arch/m32r/include/asm/posix_types.h
+++ b/arch/m32r/include/asm/posix_types.h
@@ -7,112 +7,22 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short	__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
-typedef unsigned int	__kernel_size_t;
-typedef int		__kernel_ssize_t;
-typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
+#define __kernel_uid_t __kernel_uid_t
 
-typedef unsigned short	__kernel_old_uid_t;
-typedef unsigned short	__kernel_old_gid_t;
 typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef	__FD_SET
-static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
-}
-
-#undef	__FD_CLR
-static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
-}
-
-
-#undef	__FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef	__FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
-{
-	unsigned long *__tmp = __p->fds_bits;
-	int __i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		case 16:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			__tmp[ 8] = 0; __tmp[ 9] = 0;
-			__tmp[10] = 0; __tmp[11] = 0;
-			__tmp[12] = 0; __tmp[13] = 0;
-			__tmp[14] = 0; __tmp[15] = 0;
-			return;
-
-		case 8:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			return;
-
-		case 4:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			return;
-		}
-	}
-	__i = __FDSET_LONGS;
-	while (__i) {
-		__i--;
-		*__tmp = 0;
-		__tmp++;
-	}
-}
-
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif  /* _ASM_M32R_POSIX_TYPES_H */
diff --git a/arch/m68k/include/asm/mcf_pgtable.h b/arch/m68k/include/asm/mcf_pgtable.h
index 756bde4fb4f8..3c793682e5d9 100644
--- a/arch/m68k/include/asm/mcf_pgtable.h
+++ b/arch/m68k/include/asm/mcf_pgtable.h
@@ -78,7 +78,8 @@
 				 | CF_PAGE_READABLE \
 				 | CF_PAGE_WRITABLE \
 				 | CF_PAGE_EXEC \
-				 | CF_PAGE_SYSTEM)
+				 | CF_PAGE_SYSTEM \
+				 | CF_PAGE_SHARED)
 
 #define PAGE_COPY	__pgprot(CF_PAGE_VALID \
 				 | CF_PAGE_ACCESSED \
diff --git a/arch/m68k/include/asm/posix_types.h b/arch/m68k/include/asm/posix_types.h
index 98d0970d9bad..6373093be72b 100644
--- a/arch/m68k/include/asm/posix_types.h
+++ b/arch/m68k/include/asm/posix_types.h
@@ -7,55 +7,22 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short	__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
-typedef unsigned int	__kernel_size_t;
-typedef int		__kernel_ssize_t;
-typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
-
-typedef unsigned short	__kernel_old_uid_t;
-typedef unsigned short	__kernel_old_gid_t;
-typedef unsigned short	__kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
+#define __kernel_uid_t __kernel_uid_t
 
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef	__FD_SET
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-
-#undef	__FD_CLR
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-
-#undef	__FD_ISSET
-#define	__FD_ISSET(d, set)	(!!((set)->fds_bits[__FDELT(d)] & __FDMASK(d)))
-
-#undef	__FD_ZERO
-#define __FD_ZERO(fdsetp) (memset (fdsetp, 0, sizeof(*(fd_set *)fdsetp)))
+typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif
diff --git a/arch/m68k/mm/mcfmmu.c b/arch/m68k/mm/mcfmmu.c
index babd5a97cdcb..875b800ef0dd 100644
--- a/arch/m68k/mm/mcfmmu.c
+++ b/arch/m68k/mm/mcfmmu.c
@@ -87,7 +87,7 @@ void __init paging_init(void)
 
 int cf_tlb_miss(struct pt_regs *regs, int write, int dtlb, int extension_word)
 {
-	unsigned long flags, mmuar;
+	unsigned long flags, mmuar, mmutr;
 	struct mm_struct *mm;
 	pgd_t *pgd;
 	pmd_t *pmd;
@@ -137,9 +137,10 @@ int cf_tlb_miss(struct pt_regs *regs, int write, int dtlb, int extension_word)
 	if (!pte_dirty(*pte) && !KMAPAREA(mmuar))
 		set_pte(pte, pte_wrprotect(*pte));
 
-	mmu_write(MMUTR, (mmuar & PAGE_MASK) | (asid << MMUTR_IDN) |
-		(((int)(pte->pte) & (int)CF_PAGE_MMUTR_MASK)
-		>> CF_PAGE_MMUTR_SHIFT) | MMUTR_V);
+	mmutr = (mmuar & PAGE_MASK) | (asid << MMUTR_IDN) | MMUTR_V;
+	if ((mmuar < TASK_UNMAPPED_BASE) || (mmuar >= TASK_SIZE))
+		mmutr |= (pte->pte & CF_PAGE_MMUTR_MASK) >> CF_PAGE_MMUTR_SHIFT;
+	mmu_write(MMUTR, mmutr);
 
 	mmu_write(MMUDR, (pte_val(*pte) & PAGE_MASK) |
 		((pte->pte) & CF_PAGE_MMUDR_MASK) | MMUDR_SZ_8KB | MMUDR_X);
diff --git a/arch/m68k/platform/coldfire/entry.S b/arch/m68k/platform/coldfire/entry.S
index 863889fc31c9..281e38c2b6c7 100644
--- a/arch/m68k/platform/coldfire/entry.S
+++ b/arch/m68k/platform/coldfire/entry.S
@@ -136,7 +136,7 @@ Luser_return:
 	movel	%sp,%d1			/* get thread_info pointer */
 	andl	#-THREAD_SIZE,%d1	/* at base of kernel stack */
 	movel	%d1,%a0
-	movel	%a0@(TINFO_FLAGS),%d1	/* get thread_info->flags */
+	moveb	%a0@(TINFO_FLAGS+3),%d1	/* thread_info->flags (low 8 bits) */
 	jne	Lwork_to_do		/* still work to do */
 
 Lreturn:
@@ -148,8 +148,6 @@ Lwork_to_do:
 	btst	#TIF_NEED_RESCHED,%d1
 	jne	reschedule
 
-	/* GERG: do we need something here for TRACEing?? */
-
 Lsignal_return:
 	subql	#4,%sp			/* dummy return address */
 	SAVE_SWITCH_STACK
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index c4c1312473fb..5ab6e89603c5 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2356,6 +2356,7 @@ config PCI
 	depends on HW_HAS_PCI
 	select PCI_DOMAINS
 	select GENERIC_PCI_IOMAP
+	select NO_GENERIC_PCI_IOPORT_MAP
 	help
 	  Find out whether you have a PCI motherboard. PCI is the name of a
 	  bus system, i.e. the way the CPU talks to the other stuff inside
diff --git a/arch/mips/include/asm/posix_types.h b/arch/mips/include/asm/posix_types.h
index c200102c8586..e0308dcca135 100644
--- a/arch/mips/include/asm/posix_types.h
+++ b/arch/mips/include/asm/posix_types.h
@@ -17,128 +17,21 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
-#if (_MIPS_SZLONG == 32)
-typedef unsigned long	__kernel_nlink_t;
-#endif
 #if (_MIPS_SZLONG == 64)
 typedef unsigned int	__kernel_nlink_t;
+#define __kernel_nlink_t __kernel_nlink_t
 #endif
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
-typedef int		__kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
-#if (_MIPS_SZLONG == 32)
-typedef unsigned int	__kernel_size_t;
-typedef int		__kernel_ssize_t;
-typedef int		__kernel_ptrdiff_t;
-#endif
-#if (_MIPS_SZLONG == 64)
-typedef unsigned long	__kernel_size_t;
-typedef long		__kernel_ssize_t;
-typedef long		__kernel_ptrdiff_t;
-#endif
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef long		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
 
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
-typedef __kernel_uid_t	__kernel_old_uid_t;
-typedef __kernel_gid_t	__kernel_old_gid_t;
-typedef unsigned int	__kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long      __kernel_loff_t;
-#endif
+typedef long		__kernel_daddr_t;
+#define __kernel_daddr_t __kernel_daddr_t
 
-typedef struct {
 #if (_MIPS_SZLONG == 32)
+typedef struct {
 	long	val[2];
-#endif
-#if (_MIPS_SZLONG == 64)
-	int	val[2];
-#endif
 } __kernel_fsid_t;
+#define __kernel_fsid_t __kernel_fsid_t
+#endif
 
-#if defined(__KERNEL__)
-
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
-{
-	unsigned long *__tmp = __p->fds_bits;
-	int __i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		case 16:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			__tmp[ 8] = 0; __tmp[ 9] = 0;
-			__tmp[10] = 0; __tmp[11] = 0;
-			__tmp[12] = 0; __tmp[13] = 0;
-			__tmp[14] = 0; __tmp[15] = 0;
-			return;
-
-		case 8:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			return;
-
-		case 4:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			return;
-		}
-	}
-	__i = __FDSET_LONGS;
-	while (__i) {
-		__i--;
-		*__tmp = 0;
-		__tmp++;
-	}
-}
-
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif /* _ASM_POSIX_TYPES_H */
diff --git a/arch/mips/kernel/kspd.c b/arch/mips/kernel/kspd.c
index 29811f043399..84d0639e4580 100644
--- a/arch/mips/kernel/kspd.c
+++ b/arch/mips/kernel/kspd.c
@@ -326,7 +326,7 @@ static void sp_cleanup(void)
 		i = j * __NFDBITS;
 		if (i >= fdt->max_fds)
 			break;
-		set = fdt->open_fds->fds_bits[j++];
+		set = fdt->open_fds[j++];
 		while (set) {
 			if (set & 1) {
 				struct file * file = xchg(&fdt->fd[i], NULL);
diff --git a/arch/mips/lib/iomap-pci.c b/arch/mips/lib/iomap-pci.c
index 2635b1a96333..fd35daa45314 100644
--- a/arch/mips/lib/iomap-pci.c
+++ b/arch/mips/lib/iomap-pci.c
@@ -10,8 +10,8 @@
 #include <linux/module.h>
 #include <asm/io.h>
 
-static void __iomem *ioport_map_pci(struct pci_dev *dev,
-                                     unsigned long port, unsigned int nr)
+void __iomem *__pci_ioport_map(struct pci_dev *dev,
+			       unsigned long port, unsigned int nr)
 {
 	struct pci_controller *ctrl = dev->bus->sysdata;
 	unsigned long base = ctrl->io_map_base;
diff --git a/arch/mn10300/include/asm/posix_types.h b/arch/mn10300/include/asm/posix_types.h
index 56ffbc158798..ab506181ec31 100644
--- a/arch/mn10300/include/asm/posix_types.h
+++ b/arch/mn10300/include/asm/posix_types.h
@@ -17,14 +17,19 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short	__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
+#define __kernel_uid_t __kernel_uid_t
+
 #if __GNUC__ == 4
 typedef unsigned int	__kernel_size_t;
 typedef signed int	__kernel_ssize_t;
@@ -33,105 +38,11 @@ typedef unsigned long	__kernel_size_t;
 typedef signed long	__kernel_ssize_t;
 #endif
 typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
+#define __kernel_size_t __kernel_size_t
 
-typedef unsigned short	__kernel_old_uid_t;
-typedef unsigned short	__kernel_old_gid_t;
 typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-#if defined(__KERNEL__) || defined(__USE_ALL)
-	int	val[2];
-#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
-	int	__val[2];
-#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
-
-#undef	__FD_SET
-static inline void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
-}
-
-#undef	__FD_CLR
-static inline void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
-}
-
-
-#undef	__FD_ISSET
-static inline int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef	__FD_ZERO
-static inline void __FD_ZERO(__kernel_fd_set *__p)
-{
-	unsigned long *__tmp = __p->fds_bits;
-	int __i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		case 16:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			__tmp[ 8] = 0; __tmp[ 9] = 0;
-			__tmp[10] = 0; __tmp[11] = 0;
-			__tmp[12] = 0; __tmp[13] = 0;
-			__tmp[14] = 0; __tmp[15] = 0;
-			return;
-
-		case 8:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			return;
-
-		case 4:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			return;
-		}
-	}
-	__i = __FDSET_LONGS;
-	while (__i) {
-		__i--;
-		*__tmp = 0;
-		__tmp++;
-	}
-}
-
-#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+#include <asm-generic/posix_types.h>
 
 #endif /* _ASM_POSIX_TYPES_H */
diff --git a/arch/openrisc/include/asm/ptrace.h b/arch/openrisc/include/asm/ptrace.h
index 054537c5f9c9..e612ce4512c7 100644
--- a/arch/openrisc/include/asm/ptrace.h
+++ b/arch/openrisc/include/asm/ptrace.h
@@ -77,7 +77,6 @@ struct pt_regs {
 	long  syscallno;	/* Syscall number (used by strace) */
 	long dummy;		/* Cheap alignment fix */
 };
-#endif /* __ASSEMBLY__ */
 
 /* TODO: Rename this to REDZONE because that's what it is */
 #define STACK_FRAME_OVERHEAD  128  /* size of minimum stack frame */
@@ -87,6 +86,13 @@ struct pt_regs {
 #define user_stack_pointer(regs)	((unsigned long)(regs)->sp)
 #define profile_pc(regs)		instruction_pointer(regs)
 
+static inline long regs_return_value(struct pt_regs *regs)
+{
+	return regs->gpr[11];
+}
+
+#endif /* __ASSEMBLY__ */
+
 /*
  * Offsets used by 'ptrace' system call interface.
  */
diff --git a/arch/openrisc/kernel/init_task.c b/arch/openrisc/kernel/init_task.c
index 45744a384927..ca534082d5f3 100644
--- a/arch/openrisc/kernel/init_task.c
+++ b/arch/openrisc/kernel/init_task.c
@@ -17,6 +17,7 @@
 
 #include <linux/init_task.h>
 #include <linux/mqueue.h>
+#include <linux/export.h>
 
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
diff --git a/arch/openrisc/kernel/irq.c b/arch/openrisc/kernel/irq.c
index 59b302338331..4bfead220956 100644
--- a/arch/openrisc/kernel/irq.c
+++ b/arch/openrisc/kernel/irq.c
@@ -23,6 +23,7 @@
 #include <linux/irq.h>
 #include <linux/seq_file.h>
 #include <linux/kernel_stat.h>
+#include <linux/export.h>
 
 #include <linux/irqflags.h>
 
diff --git a/arch/openrisc/kernel/ptrace.c b/arch/openrisc/kernel/ptrace.c
index 656b94beab89..7259047d5f9d 100644
--- a/arch/openrisc/kernel/ptrace.c
+++ b/arch/openrisc/kernel/ptrace.c
@@ -188,11 +188,9 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
 		 */
 		ret = -1L;
 
-	/* Are these regs right??? */
-	if (unlikely(current->audit_context))
-		audit_syscall_entry(audit_arch(), regs->syscallno,
-				    regs->gpr[3], regs->gpr[4],
-				    regs->gpr[5], regs->gpr[6]);
+	audit_syscall_entry(audit_arch(), regs->syscallno,
+			    regs->gpr[3], regs->gpr[4],
+			    regs->gpr[5], regs->gpr[6]);
 
 	return ret ? : regs->syscallno;
 }
@@ -201,9 +199,7 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs)
 {
 	int step;
 
-	if (unlikely(current->audit_context))
-		audit_syscall_exit(AUDITSC_RESULT(regs->gpr[11]),
-				   regs->gpr[11]);
+	audit_syscall_exit(regs);
 
 	step = test_thread_flag(TIF_SINGLESTEP);
 	if (step || test_thread_flag(TIF_SYSCALL_TRACE))
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 55cca1dac431..19ab7b2ea1cd 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -31,7 +31,11 @@ ifdef CONFIG_64BIT
 UTS_MACHINE	:= parisc64
 CHECKFLAGS	+= -D__LP64__=1 -m64
 WIDTH		:= 64
+
+# FIXME: if no default set, should really try to locate dynamically
+ifeq ($(CROSS_COMPILE),)
 CROSS_COMPILE	:= hppa64-linux-gnu-
+endif
 else # 32-bit
 WIDTH		:=
 endif
diff --git a/arch/parisc/include/asm/posix_types.h b/arch/parisc/include/asm/posix_types.h
index 00da29a340ba..5212b0357daf 100644
--- a/arch/parisc/include/asm/posix_types.h
+++ b/arch/parisc/include/asm/posix_types.h
@@ -6,123 +6,22 @@
  * be a little careful about namespace pollution etc.  Also, we cannot
  * assume GCC is being used.
  */
-typedef unsigned long		__kernel_ino_t;
+
 typedef unsigned short		__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short		__kernel_nlink_t;
-typedef long			__kernel_off_t;
-typedef int			__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short		__kernel_ipc_pid_t;
-typedef unsigned int		__kernel_uid_t;
-typedef unsigned int		__kernel_gid_t;
-typedef int			__kernel_suseconds_t;
-typedef long			__kernel_clock_t;
-typedef int			__kernel_timer_t;
-typedef int			__kernel_clockid_t;
-typedef int			__kernel_daddr_t;
-/* Note these change from narrow to wide kernels */
-#ifdef CONFIG_64BIT
-typedef unsigned long		__kernel_size_t;
-typedef long			__kernel_ssize_t;
-typedef long			__kernel_ptrdiff_t;
-#else
-typedef unsigned int		__kernel_size_t;
-typedef int			__kernel_ssize_t;
-typedef int			__kernel_ptrdiff_t;
-#endif
-typedef long			__kernel_time_t;
-typedef char *			__kernel_caddr_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
 
-typedef unsigned short		__kernel_uid16_t;
-typedef unsigned short		__kernel_gid16_t;
-typedef unsigned int		__kernel_uid32_t;
-typedef unsigned int		__kernel_gid32_t;
+typedef int			__kernel_suseconds_t;
+#define __kernel_suseconds_t __kernel_suseconds_t
 
-#ifdef __GNUC__
-typedef long long		__kernel_loff_t;
 typedef long long		__kernel_off64_t;
 typedef unsigned long long	__kernel_ino64_t;
-#endif
-
-typedef unsigned int		__kernel_old_dev_t;
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-/* compatibility stuff */
-typedef __kernel_uid_t __kernel_old_uid_t;
-typedef __kernel_gid_t __kernel_old_gid_t;
-
-#if defined(__KERNEL__)
-
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
-{
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	__fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
-{ 
-	unsigned long __tmp = __fd / __NFDBITS;
-	unsigned long __rem = __fd % __NFDBITS;
-	return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
-{
-	unsigned long *__tmp = __p->fds_bits;
-	int __i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		case 16:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			__tmp[ 8] = 0; __tmp[ 9] = 0;
-			__tmp[10] = 0; __tmp[11] = 0;
-			__tmp[12] = 0; __tmp[13] = 0;
-			__tmp[14] = 0; __tmp[15] = 0;
-			return;
-
-		case 8:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			__tmp[ 4] = 0; __tmp[ 5] = 0;
-			__tmp[ 6] = 0; __tmp[ 7] = 0;
-			return;
-
-		case 4:
-			__tmp[ 0] = 0; __tmp[ 1] = 0;
-			__tmp[ 2] = 0; __tmp[ 3] = 0;
-			return;
-		}
-	}
-	__i = __FDSET_LONGS;
-	while (__i) {
-		__i--;
-		*__tmp = 0;
-		__tmp++;
-	}
-}
 
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 2156e077859b..1acf65026773 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -24,10 +24,6 @@ CONFIG_PPC_SPLPAR=y
 CONFIG_SCANLOG=m
 CONFIG_PPC_SMLPAR=y
 CONFIG_DTL=y
-CONFIG_PPC_ISERIES=y
-CONFIG_VIODASD=y
-CONFIG_VIOCD=m
-CONFIG_VIOTAPE=m
 CONFIG_PPC_MAPLE=y
 CONFIG_PPC_PASEMI=y
 CONFIG_PPC_PASEMI_IOMMU=y
@@ -259,7 +255,6 @@ CONFIG_PASEMI_MAC=y
 CONFIG_MLX4_EN=m
 CONFIG_QLGE=m
 CONFIG_BE2NET=m
-CONFIG_ISERIES_VETH=m
 CONFIG_PPP=m
 CONFIG_PPP_ASYNC=m
 CONFIG_PPP_SYNC_TTY=m
diff --git a/arch/powerpc/include/asm/posix_types.h b/arch/powerpc/include/asm/posix_types.h
index c4e396b540df..f1393252bbda 100644
--- a/arch/powerpc/include/asm/posix_types.h
+++ b/arch/powerpc/include/asm/posix_types.h
@@ -7,122 +7,22 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
-typedef long		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef long		__kernel_suseconds_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
-typedef unsigned int	__kernel_old_uid_t;
-typedef unsigned int	__kernel_old_gid_t;
-
 #ifdef __powerpc64__
-typedef unsigned long  	__kernel_nlink_t;
-typedef int             __kernel_ipc_pid_t;
-typedef unsigned long	__kernel_size_t;
-typedef long		__kernel_ssize_t;
 typedef unsigned long	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 #else
-typedef unsigned short	__kernel_nlink_t;
-typedef short		__kernel_ipc_pid_t;
 typedef unsigned int	__kernel_size_t;
 typedef int		__kernel_ssize_t;
-typedef unsigned int	__kernel_old_dev_t;
-#endif
-
-#ifdef __powerpc64__
-typedef long long	__kernel_loff_t;
-#else
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#ifndef __GNUC__
-
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-#define	__FD_ISSET(d, set)	(((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
-#define	__FD_ZERO(set)	\
-  ((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set)))
-
-#else /* __GNUC__ */
-
-#if defined(__KERNEL__)
-/* With GNU C, use inline functions instead so args are evaluated only once: */
-
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p)
-{ 
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned long *tmp = (unsigned long *)p->fds_bits;
-	int i;
+typedef long		__kernel_ptrdiff_t;
+#define __kernel_size_t __kernel_size_t
 
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		      case 16:
-			tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
+typedef unsigned short	__kernel_nlink_t;
+#define __kernel_nlink_t __kernel_nlink_t
 
-		      case 8:
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
+typedef short		__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+#endif
 
-		      case 4:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
+#include <asm-generic/posix_types.h>
 
-#endif /* defined(__KERNEL__) */
-#endif /* __GNUC__ */
 #endif /* _ASM_POWERPC_POSIX_TYPES_H */
diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h
index 43268f15004e..6d422979ebaf 100644
--- a/arch/powerpc/include/asm/ppc-pci.h
+++ b/arch/powerpc/include/asm/ppc-pci.h
@@ -142,6 +142,11 @@ static inline const char *eeh_pci_name(struct pci_dev *pdev)
 	return pdev ? pci_name(pdev) : "<null>";
 } 
 
+static inline const char *eeh_driver_name(struct pci_dev *pdev)
+{
+	return (pdev && pdev->driver) ? pdev->driver->name : "<null>";
+}
+
 #endif /* CONFIG_EEH */
 
 #else /* CONFIG_PCI */
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
index 78a205162fd7..84cc7840cd18 100644
--- a/arch/powerpc/include/asm/ptrace.h
+++ b/arch/powerpc/include/asm/ptrace.h
@@ -83,8 +83,18 @@ struct pt_regs {
 
 #ifndef __ASSEMBLY__
 
-#define instruction_pointer(regs) ((regs)->nip)
-#define user_stack_pointer(regs) ((regs)->gpr[1])
+#define GET_IP(regs)		((regs)->nip)
+#define GET_USP(regs)		((regs)->gpr[1])
+#define GET_FP(regs)		(0)
+#define SET_FP(regs, val)
+
+#ifdef CONFIG_SMP
+extern unsigned long profile_pc(struct pt_regs *regs);
+#define profile_pc profile_pc
+#endif
+
+#include <asm-generic/ptrace.h>
+
 #define kernel_stack_pointer(regs) ((regs)->gpr[1])
 static inline int is_syscall_success(struct pt_regs *regs)
 {
@@ -99,12 +109,6 @@ static inline long regs_return_value(struct pt_regs *regs)
 		return -regs->gpr[3];
 }
 
-#ifdef CONFIG_SMP
-extern unsigned long profile_pc(struct pt_regs *regs);
-#else
-#define profile_pc(regs) instruction_pointer(regs)
-#endif
-
 #ifdef __powerpc64__
 #define user_mode(regs) ((((regs)->msr) >> MSR_PR_LG) & 0x1)
 #else
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 4f80cf1ce77b..3e57a00b8cba 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -1213,7 +1213,7 @@ do_user_signal:			/* r10 contains MSR_KERNEL here */
 	stw	r3,_TRAP(r1)
 2:	addi	r3,r1,STACK_FRAME_OVERHEAD
 	mr	r4,r9
-	bl	do_signal
+	bl	do_notify_resume
 	REST_NVGPRS(r1)
 	b	recheck
 
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index d834425186ae..866462cbe2d8 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -751,12 +751,16 @@ user_work:
 
 	andi.	r0,r4,_TIF_NEED_RESCHED
 	beq	1f
+	li	r5,1
+	TRACE_AND_RESTORE_IRQ(r5);
 	bl	.schedule
 	b	.ret_from_except_lite
 
 1:	bl	.save_nvgprs
+	li	r5,1
+	TRACE_AND_RESTORE_IRQ(r5);
 	addi	r3,r1,STACK_FRAME_OVERHEAD
-	bl	.do_signal
+	bl	.do_notify_resume
 	b	.ret_from_except
 
 unrecov_restore:
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index d4be7bb3dbdf..15c5a4f6de01 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -774,8 +774,8 @@ alignment_common:
 program_check_common:
 	EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN)
 	bl	.save_nvgprs
+	DISABLE_INTS
 	addi	r3,r1,STACK_FRAME_OVERHEAD
-	ENABLE_INTS
 	bl	.program_check_exception
 	b	.ret_from_except
 
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 701d4aceb4f4..01e2877e8e04 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -118,10 +118,14 @@ static inline notrace void set_soft_enabled(unsigned long enable)
 static inline notrace void decrementer_check_overflow(void)
 {
 	u64 now = get_tb_or_rtc();
-	u64 *next_tb = &__get_cpu_var(decrementers_next_tb);
+	u64 *next_tb;
+
+	preempt_disable();
+	next_tb = &__get_cpu_var(decrementers_next_tb);
 
 	if (now >= *next_tb)
 		set_dec(1);
+	preempt_enable();
 }
 
 notrace void arch_local_irq_restore(unsigned long en)
diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c
index d614ab57ccca..f04c2301725e 100644
--- a/arch/powerpc/kernel/perf_event.c
+++ b/arch/powerpc/kernel/perf_event.c
@@ -865,6 +865,7 @@ static void power_pmu_start(struct perf_event *event, int ef_flags)
 {
 	unsigned long flags;
 	s64 left;
+	unsigned long val;
 
 	if (!event->hw.idx || !event->hw.sample_period)
 		return;
@@ -880,7 +881,12 @@ static void power_pmu_start(struct perf_event *event, int ef_flags)
 
 	event->hw.state = 0;
 	left = local64_read(&event->hw.period_left);
-	write_pmc(event->hw.idx, left);
+
+	val = 0;
+	if (left < 0x80000000L)
+		val = 0x80000000L - left;
+
+	write_pmc(event->hw.idx, val);
 
 	perf_event_update_userpage(event);
 	perf_pmu_enable(event->pmu);
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index ebe5766781aa..d817ab018486 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -566,12 +566,12 @@ static void show_instructions(struct pt_regs *regs)
 		 */
 		if (!__kernel_text_address(pc) ||
 		     __get_user(instr, (unsigned int __user *)pc)) {
-			printk("XXXXXXXX ");
+			printk(KERN_CONT "XXXXXXXX ");
 		} else {
 			if (regs->nip == pc)
-				printk("<%08x> ", instr);
+				printk(KERN_CONT "<%08x> ", instr);
 			else
-				printk("%08x ", instr);
+				printk(KERN_CONT "%08x ", instr);
 		}
 
 		pc += sizeof(int);
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 517b1d8f455b..9f843cdfee9e 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -716,7 +716,6 @@ static int __rtas_suspend_last_cpu(struct rtas_suspend_me_data *data, int wake_w
 	int cpu;
 
 	slb_set_size(SLB_MIN_SIZE);
-	stop_topology_update();
 	printk(KERN_DEBUG "calling ibm,suspend-me on cpu %i\n", smp_processor_id());
 
 	while (rc == H_MULTI_THREADS_ACTIVE && !atomic_read(&data->done) &&
@@ -732,7 +731,6 @@ static int __rtas_suspend_last_cpu(struct rtas_suspend_me_data *data, int wake_w
 		rc = atomic_read(&data->error);
 
 	atomic_set(&data->error, rc);
-	start_topology_update();
 	pSeries_coalesce_init();
 
 	if (wake_when_done) {
@@ -846,6 +844,7 @@ int rtas_ibm_suspend_me(struct rtas_args *args)
 	atomic_set(&data.error, 0);
 	data.token = rtas_token("ibm,suspend-me");
 	data.complete = &done;
+	stop_topology_update();
 
 	/* Call function on all CPUs.  One of us will make the
 	 * rtas call
@@ -858,6 +857,8 @@ int rtas_ibm_suspend_me(struct rtas_args *args)
 	if (atomic_read(&data.error) != 0)
 		printk(KERN_ERR "Error doing global join\n");
 
+	start_topology_update();
+
 	return atomic_read(&data.error);
 }
 #else /* CONFIG_PPC_PSERIES */
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index 2300426e531a..ac6e437b1021 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -11,6 +11,7 @@
 
 #include <linux/tracehook.h>
 #include <linux/signal.h>
+#include <linux/key.h>
 #include <asm/hw_breakpoint.h>
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -113,8 +114,9 @@ static void check_syscall_restart(struct pt_regs *regs, struct k_sigaction *ka,
 	}
 }
 
-static int do_signal_pending(sigset_t *oldset, struct pt_regs *regs)
+static int do_signal(struct pt_regs *regs)
 {
+	sigset_t *oldset;
 	siginfo_t info;
 	int signr;
 	struct k_sigaction ka;
@@ -123,7 +125,7 @@ static int do_signal_pending(sigset_t *oldset, struct pt_regs *regs)
 
 	if (current_thread_info()->local_flags & _TLF_RESTORE_SIGMASK)
 		oldset = &current->saved_sigmask;
-	else if (!oldset)
+	else
 		oldset = &current->blocked;
 
 	signr = get_signal_to_deliver(&info, &ka, regs, NULL);
@@ -191,14 +193,16 @@ static int do_signal_pending(sigset_t *oldset, struct pt_regs *regs)
 	return ret;
 }
 
-void do_signal(struct pt_regs *regs, unsigned long thread_info_flags)
+void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
 {
 	if (thread_info_flags & _TIF_SIGPENDING)
-		do_signal_pending(NULL, regs);
+		do_signal(regs);
 
 	if (thread_info_flags & _TIF_NOTIFY_RESUME) {
 		clear_thread_flag(TIF_NOTIFY_RESUME);
 		tracehook_notify_resume(regs);
+		if (current->replacement_session_keyring)
+			key_replace_session_keyring();
 	}
 }
 
diff --git a/arch/powerpc/kernel/signal.h b/arch/powerpc/kernel/signal.h
index 6c0ddfc0603e..8dde973aaaf5 100644
--- a/arch/powerpc/kernel/signal.h
+++ b/arch/powerpc/kernel/signal.h
@@ -12,7 +12,7 @@
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
 
-extern void do_signal(struct pt_regs *regs, unsigned long thread_info_flags);
+extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags);
 
 extern void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
 				  size_t frame_size, int is_32);
diff --git a/arch/powerpc/platforms/cell/spufs/coredump.c b/arch/powerpc/platforms/cell/spufs/coredump.c
index 03c5fce2a5b3..c2c5b078ba80 100644
--- a/arch/powerpc/platforms/cell/spufs/coredump.c
+++ b/arch/powerpc/platforms/cell/spufs/coredump.c
@@ -122,7 +122,7 @@ static struct spu_context *coredump_next_context(int *fd)
 	struct spu_context *ctx = NULL;
 
 	for (; *fd < fdt->max_fds; (*fd)++) {
-		if (!FD_ISSET(*fd, fdt->open_fds))
+		if (!fd_is_open(*fd, fdt))
 			continue;
 
 		file = fcheck(*fd);
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c
index a70bc1e385eb..f92b9ef7340e 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -52,32 +52,38 @@ static int pnv_msi_check_device(struct pci_dev* pdev, int nvec, int type)
 
 static unsigned int pnv_get_one_msi(struct pnv_phb *phb)
 {
-	unsigned int id;
+	unsigned long flags;
+	unsigned int id, rc;
+
+	spin_lock_irqsave(&phb->lock, flags);
 
-	spin_lock(&phb->lock);
 	id = find_next_zero_bit(phb->msi_map, phb->msi_count, phb->msi_next);
 	if (id >= phb->msi_count && phb->msi_next)
 		id = find_next_zero_bit(phb->msi_map, phb->msi_count, 0);
 	if (id >= phb->msi_count) {
-		spin_unlock(&phb->lock);
-		return 0;
+		rc = 0;
+		goto out;
 	}
 	__set_bit(id, phb->msi_map);
-	spin_unlock(&phb->lock);
-	return id + phb->msi_base;
+	rc = id + phb->msi_base;
+out:
+	spin_unlock_irqrestore(&phb->lock, flags);
+	return rc;
 }
 
 static void pnv_put_msi(struct pnv_phb *phb, unsigned int hwirq)
 {
+	unsigned long flags;
 	unsigned int id;
 
 	if (WARN_ON(hwirq < phb->msi_base ||
 		    hwirq >= (phb->msi_base + phb->msi_count)))
 		return;
 	id = hwirq - phb->msi_base;
-	spin_lock(&phb->lock);
+
+	spin_lock_irqsave(&phb->lock, flags);
 	__clear_bit(id, phb->msi_map);
-	spin_unlock(&phb->lock);
+	spin_unlock_irqrestore(&phb->lock, flags);
 }
 
 static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 565869022e3d..c0b40af4ce4f 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -551,9 +551,9 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
 			printk (KERN_ERR "EEH: %d reads ignored for recovering device at "
 				"location=%s driver=%s pci addr=%s\n",
 				pdn->eeh_check_count, location,
-				dev->driver->name, eeh_pci_name(dev));
+				eeh_driver_name(dev), eeh_pci_name(dev));
 			printk (KERN_ERR "EEH: Might be infinite loop in %s driver\n",
-				dev->driver->name);
+				eeh_driver_name(dev));
 			dump_stack();
 		}
 		goto dn_unlock;
diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
index b84a8b2238dd..47226e04126d 100644
--- a/arch/powerpc/platforms/pseries/suspend.c
+++ b/arch/powerpc/platforms/pseries/suspend.c
@@ -24,6 +24,7 @@
 #include <asm/machdep.h>
 #include <asm/mmu.h>
 #include <asm/rtas.h>
+#include <asm/topology.h>
 
 static u64 stream_id;
 static struct device suspend_dev;
@@ -138,8 +139,11 @@ static ssize_t store_hibernate(struct device *dev,
 			ssleep(1);
 	} while (rc == -EAGAIN);
 
-	if (!rc)
+	if (!rc) {
+		stop_topology_update();
 		rc = pm_suspend(PM_SUSPEND_MEM);
+		start_topology_update();
+	}
 
 	stream_id = 0;
 
diff --git a/arch/powerpc/platforms/wsp/ics.c b/arch/powerpc/platforms/wsp/ics.c
index 576874392543..97fe82ee8633 100644
--- a/arch/powerpc/platforms/wsp/ics.c
+++ b/arch/powerpc/platforms/wsp/ics.c
@@ -346,7 +346,7 @@ static int wsp_chip_set_affinity(struct irq_data *d,
 	 * For the moment only implement delivery to all cpus or one cpu.
 	 * Get current irq_server for the given irq
 	 */
-	ret = cache_hwirq_map(ics, d->irq, cpumask);
+	ret = cache_hwirq_map(ics, hw_irq, cpumask);
 	if (ret == -1) {
 		char cpulist[128];
 		cpumask_scnprintf(cpulist, sizeof(cpulist), cpumask);
diff --git a/arch/powerpc/platforms/wsp/smp.c b/arch/powerpc/platforms/wsp/smp.c
index 71bd105f3863..0ba103ae83a5 100644
--- a/arch/powerpc/platforms/wsp/smp.c
+++ b/arch/powerpc/platforms/wsp/smp.c
@@ -71,7 +71,7 @@ int __devinit smp_a2_kick_cpu(int nr)
 
 static int __init smp_a2_probe(void)
 {
-	return cpus_weight(cpu_possible_map);
+	return num_possible_cpus();
 }
 
 static struct smp_ops_t a2_smp_ops = {
diff --git a/arch/powerpc/platforms/wsp/wsp_pci.c b/arch/powerpc/platforms/wsp/wsp_pci.c
index e0262cd0e2d3..d24b3acf858e 100644
--- a/arch/powerpc/platforms/wsp/wsp_pci.c
+++ b/arch/powerpc/platforms/wsp/wsp_pci.c
@@ -468,15 +468,15 @@ static void __init wsp_pcie_configure_hw(struct pci_controller *hose)
 #define DUMP_REG(x) \
 	pr_debug("%-30s : 0x%016llx\n", #x, in_be64(hose->cfg_data + x))
 
-#ifdef CONFIG_WSP_DD1_WORKAROUND_BAD_PCIE_CLASS
-	/* WSP DD1 has a bogus class code by default in the PCI-E
-	 * root complex's built-in P2P bridge */
+	/*
+	 * Some WSP variants  has a bogus class code by default in the PCI-E
+	 * root complex's built-in P2P bridge
+	 */
 	val = in_be64(hose->cfg_data + PCIE_REG_SYS_CFG1);
 	pr_debug("PCI-E SYS_CFG1 : 0x%llx\n", val);
 	out_be64(hose->cfg_data + PCIE_REG_SYS_CFG1,
 		 (val & ~PCIE_REG_SYS_CFG1_CLASS_CODE) | (PCI_CLASS_BRIDGE_PCI << 8));
 	pr_debug("PCI-E SYS_CFG1 : 0x%llx\n", in_be64(hose->cfg_data + PCIE_REG_SYS_CFG1));
-#endif /* CONFIG_WSP_DD1_WORKAROUND_BAD_PCIE_CLASS */
 
 #ifdef CONFIG_WSP_DD1_WORKAROUND_DD1_TCE_BUGS
 	/* XXX Disable TCE caching, it doesn't work on DD1 */
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 30eb17ecad49..6073288fed29 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -385,26 +385,36 @@ static void __init setup_pci_cmd(struct pci_controller *hose)
 void fsl_pcibios_fixup_bus(struct pci_bus *bus)
 {
 	struct pci_controller *hose = pci_bus_to_host(bus);
-	int i;
-
-	if ((bus->parent == hose->bus) &&
-	    ((fsl_pcie_bus_fixup &&
-	      early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP)) ||
-	     (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK)))
-	{
-		for (i = 0; i < 4; ++i) {
+	int i, is_pcie = 0, no_link;
+
+	/* The root complex bridge comes up with bogus resources,
+	 * we copy the PHB ones in.
+	 *
+	 * With the current generic PCI code, the PHB bus no longer
+	 * has bus->resource[0..4] set, so things are a bit more
+	 * tricky.
+	 */
+
+	if (fsl_pcie_bus_fixup)
+		is_pcie = early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP);
+	no_link = !!(hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK);
+
+	if (bus->parent == hose->bus && (is_pcie || no_link)) {
+		for (i = 0; i < PCI_BRIDGE_RESOURCE_NUM; ++i) {
 			struct resource *res = bus->resource[i];
-			struct resource *par = bus->parent->resource[i];
-			if (res) {
-				res->start = 0;
-				res->end   = 0;
-				res->flags = 0;
-			}
-			if (res && par) {
-				res->start = par->start;
-				res->end   = par->end;
-				res->flags = par->flags;
-			}
+			struct resource *par;
+
+			if (!res)
+				continue;
+			if (i == 0)
+				par = &hose->io_resource;
+			else if (i < 4)
+				par = &hose->mem_resources[i-1];
+			else par = NULL;
+
+			res->start = par ? par->start : 0;
+			res->end   = par ? par->end   : 0;
+			res->flags = par ? par->flags : 0;
 		}
 	}
 }
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index d1727584230a..6d99a5fcc090 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -227,6 +227,9 @@ config COMPAT
 config SYSVIPC_COMPAT
 	def_bool y if COMPAT && SYSVIPC
 
+config KEYS_COMPAT
+	def_bool y if COMPAT && KEYS
+
 config AUDIT_ARCH
 	def_bool y
 
diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h
index 2e49748b27da..234f1d859cea 100644
--- a/arch/s390/include/asm/compat.h
+++ b/arch/s390/include/asm/compat.h
@@ -172,13 +172,6 @@ static inline int is_compat_task(void)
 	return is_32bit_task();
 }
 
-#else
-
-static inline int is_compat_task(void)
-{
-	return 0;
-}
-
 #endif
 
 static inline void __user *arch_compat_alloc_user_space(long len)
diff --git a/arch/s390/include/asm/posix_types.h b/arch/s390/include/asm/posix_types.h
index 8cc113f92523..edf8527ff08d 100644
--- a/arch/s390/include/asm/posix_types.h
+++ b/arch/s390/include/asm/posix_types.h
@@ -3,7 +3,6 @@
  *
  *  S390 version
  *
- *  Derived from "include/asm-i386/posix_types.h"
  */
 
 #ifndef __ARCH_S390_POSIX_TYPES_H
@@ -15,22 +14,11 @@
  * assume GCC is being used.
  */
 
-typedef long            __kernel_off_t;
-typedef int             __kernel_pid_t;
 typedef unsigned long   __kernel_size_t;
-typedef long            __kernel_time_t;
-typedef long            __kernel_suseconds_t;
-typedef long            __kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int             __kernel_daddr_t;
-typedef char *          __kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
+#define __kernel_size_t __kernel_size_t
 
-#ifdef __GNUC__
-typedef long long       __kernel_loff_t;
-#endif
+typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
 #ifndef __s390x__
 
@@ -42,11 +30,6 @@ typedef unsigned short  __kernel_uid_t;
 typedef unsigned short  __kernel_gid_t;
 typedef int             __kernel_ssize_t;
 typedef int             __kernel_ptrdiff_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
-typedef unsigned short	__kernel_old_uid_t;
-typedef unsigned short	__kernel_old_gid_t;
-typedef unsigned short	__kernel_old_dev_t;
 
 #else /* __s390x__ */
 
@@ -59,49 +42,16 @@ typedef unsigned int    __kernel_gid_t;
 typedef long            __kernel_ssize_t;
 typedef long            __kernel_ptrdiff_t;
 typedef unsigned long   __kernel_sigset_t;      /* at least 32 bits */
-typedef __kernel_uid_t __kernel_old_uid_t;
-typedef __kernel_gid_t __kernel_old_gid_t;
-typedef __kernel_uid_t __kernel_uid32_t;
-typedef __kernel_gid_t __kernel_gid32_t;
-typedef unsigned short __kernel_old_dev_t;
 
 #endif /* __s390x__ */
 
-typedef struct {
-        int     val[2];
-} __kernel_fsid_t;
-
-
-#ifdef __KERNEL__
-
-#undef __FD_SET
-static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static inline int __FD_ISSET(unsigned long fd, const __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (fdsetp->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-#undef  __FD_ZERO
-#define __FD_ZERO(fdsetp) \
-	((void) memset ((void *) (fdsetp), 0, sizeof (__kernel_fd_set)))
+#define __kernel_ino_t  __kernel_ino_t
+#define __kernel_mode_t __kernel_mode_t
+#define __kernel_nlink_t __kernel_nlink_t
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+#define __kernel_uid_t __kernel_uid_t
+#define __kernel_gid_t __kernel_gid_t
 
-#endif     /* __KERNEL__ */
+#include <asm-generic/posix_types.h>
 
 #endif
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 18c51df9fe06..ff605a39cf43 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -662,7 +662,7 @@ ENTRY(sys32_getresuid16_wrapper)
 ENTRY(sys32_poll_wrapper)
 	llgtr	%r2,%r2			# struct pollfd *
 	llgfr	%r3,%r3			# unsigned int
-	lgfr	%r4,%r4			# long
+	lgfr	%r4,%r4			# int
 	jg	sys_poll		# branch to system call
 
 ENTRY(sys32_setresgid16_wrapper)
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 39f8fd4438fc..c383ce440d99 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -11,7 +11,6 @@
 #include <linux/module.h>
 #include <linux/gfp.h>
 #include <linux/slab.h>
-#include <linux/crash_dump.h>
 #include <linux/bootmem.h>
 #include <linux/elf.h>
 #include <asm/ipl.h>
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 3201ae447990..e795933eb2cb 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -29,7 +29,6 @@
 #include <asm/irq.h>
 #include <asm/timer.h>
 #include <asm/nmi.h>
-#include <asm/compat.h>
 #include <asm/smp.h>
 #include "entry.h"
 
@@ -76,7 +75,6 @@ static void default_idle(void)
 	if (test_thread_flag(TIF_MCCK_PENDING)) {
 		local_mcck_enable();
 		local_irq_enable();
-		s390_handle_mcck();
 		return;
 	}
 	trace_hardirqs_on();
@@ -93,10 +91,12 @@ void cpu_idle(void)
 	for (;;) {
 		tick_nohz_idle_enter();
 		rcu_idle_enter();
-		while (!need_resched())
+		while (!need_resched() && !test_thread_flag(TIF_MCCK_PENDING))
 			default_idle();
 		rcu_idle_exit();
 		tick_nohz_idle_exit();
+		if (test_thread_flag(TIF_MCCK_PENDING))
+			s390_handle_mcck();
 		preempt_enable_no_resched();
 		schedule();
 		preempt_disable();
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 9d82ed4bcb27..61f95489d70c 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -20,8 +20,8 @@
 #include <linux/regset.h>
 #include <linux/tracehook.h>
 #include <linux/seccomp.h>
+#include <linux/compat.h>
 #include <trace/syscall.h>
-#include <asm/compat.h>
 #include <asm/segment.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 354de0763eff..3b2efc81f34e 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -46,6 +46,7 @@
 #include <linux/kexec.h>
 #include <linux/crash_dump.h>
 #include <linux/memory.h>
+#include <linux/compat.h>
 
 #include <asm/ipl.h>
 #include <asm/uaccess.h>
@@ -59,7 +60,6 @@
 #include <asm/ptrace.h>
 #include <asm/sections.h>
 #include <asm/ebcdic.h>
-#include <asm/compat.h>
 #include <asm/kvm_virtio.h>
 #include <asm/diag.h>
 
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index a8ba840294ff..2d421d90fada 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -30,7 +30,6 @@
 #include <asm/ucontext.h>
 #include <asm/uaccess.h>
 #include <asm/lowcore.h>
-#include <asm/compat.h>
 #include "entry.h"
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index fa02f443f5f6..14da278febbf 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -113,11 +113,14 @@ static void fixup_clock_comparator(unsigned long long delta)
 static int s390_next_ktime(ktime_t expires,
 			   struct clock_event_device *evt)
 {
+	struct timespec ts;
 	u64 nsecs;
 
-	nsecs = ktime_to_ns(ktime_sub(expires, ktime_get_monotonic_offset()));
+	ts.tv_sec = ts.tv_nsec = 0;
+	monotonic_to_bootbased(&ts);
+	nsecs = ktime_to_ns(ktime_add(timespec_to_ktime(ts), expires));
 	do_div(nsecs, 125);
-	S390_lowcore.clock_comparator = TOD_UNIX_EPOCH + (nsecs << 9);
+	S390_lowcore.clock_comparator = sched_clock_base_cc + (nsecs << 9);
 	set_clock_comparator(S390_lowcore.clock_comparator);
 	return 0;
 }
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 354dd39073ef..e8fcd928dc78 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -36,7 +36,6 @@
 #include <asm/pgtable.h>
 #include <asm/irq.h>
 #include <asm/mmu_context.h>
-#include <asm/compat.h>
 #include "../kernel/entry.h"
 
 #ifndef CONFIG_64BIT
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 5d633019d8f3..50236610de83 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -223,16 +223,38 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 #ifdef CONFIG_MEMORY_HOTPLUG
 int arch_add_memory(int nid, u64 start, u64 size)
 {
-	struct pglist_data *pgdat;
+	unsigned long zone_start_pfn, zone_end_pfn, nr_pages;
+	unsigned long start_pfn = PFN_DOWN(start);
+	unsigned long size_pages = PFN_DOWN(size);
 	struct zone *zone;
 	int rc;
 
-	pgdat = NODE_DATA(nid);
-	zone = pgdat->node_zones + ZONE_MOVABLE;
 	rc = vmem_add_mapping(start, size);
 	if (rc)
 		return rc;
-	rc = __add_pages(nid, zone, PFN_DOWN(start), PFN_DOWN(size));
+	for_each_zone(zone) {
+		if (zone_idx(zone) != ZONE_MOVABLE) {
+			/* Add range within existing zone limits */
+			zone_start_pfn = zone->zone_start_pfn;
+			zone_end_pfn = zone->zone_start_pfn +
+				       zone->spanned_pages;
+		} else {
+			/* Add remaining range to ZONE_MOVABLE */
+			zone_start_pfn = start_pfn;
+			zone_end_pfn = start_pfn + size_pages;
+		}
+		if (start_pfn < zone_start_pfn || start_pfn >= zone_end_pfn)
+			continue;
+		nr_pages = (start_pfn + size_pages > zone_end_pfn) ?
+			   zone_end_pfn - start_pfn : size_pages;
+		rc = __add_pages(nid, zone, start_pfn, nr_pages);
+		if (rc)
+			break;
+		start_pfn += nr_pages;
+		size_pages -= nr_pages;
+		if (!size_pages)
+			break;
+	}
 	if (rc)
 		vmem_remove_mapping(start, size);
 	return rc;
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index f09c74881b7e..a0155c02e324 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -29,8 +29,8 @@
 #include <linux/mman.h>
 #include <linux/module.h>
 #include <linux/random.h>
+#include <linux/compat.h>
 #include <asm/pgalloc.h>
-#include <asm/compat.h>
 
 static unsigned long stack_maxrandom_size(void)
 {
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 9a4d02f64f16..51b0738e13d1 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -574,7 +574,7 @@ static inline void page_table_free_pgste(unsigned long *table)
 	page = pfn_to_page(__pa(table) >> PAGE_SHIFT);
 	mp = (struct gmap_pgtable *) page->index;
 	BUG_ON(!list_empty(&mp->mapper));
-	pgtable_page_ctor(page);
+	pgtable_page_dtor(page);
 	atomic_set(&page->_mapcount, -1);
 	kfree(mp);
 	__free_page(page);
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 3c8db65c89e5..713fb58ca507 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -859,6 +859,7 @@ config PCI
 	depends on SYS_SUPPORTS_PCI
 	select PCI_DOMAINS
 	select GENERIC_PCI_IOMAP
+	select NO_GENERIC_PCI_IOPORT_MAP
 	help
 	  Find out whether you have a PCI motherboard. PCI is the name of a
 	  bus system, i.e. the way the CPU talks to the other stuff inside
diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c
index 0838154dd216..24b1ee410daa 100644
--- a/arch/sh/boards/board-sh7757lcr.c
+++ b/arch/sh/boards/board-sh7757lcr.c
@@ -169,6 +169,11 @@ static struct resource sh_eth_giga1_resources[] = {
 		.end    = 0xfee00fff,
 		.flags  = IORESOURCE_MEM,
 	}, {
+		/* TSU */
+		.start  = 0xfee01800,
+		.end    = 0xfee01fff,
+		.flags  = IORESOURCE_MEM,
+	}, {
 		.start  = 316,
 		.end    = 316,
 		.flags  = IORESOURCE_IRQ,
@@ -210,20 +215,13 @@ static struct resource sh_mmcif_resources[] = {
 	},
 };
 
-static struct sh_mmcif_dma sh7757lcr_mmcif_dma = {
-	.chan_priv_tx	= {
-		.slave_id = SHDMA_SLAVE_MMCIF_TX,
-	},
-	.chan_priv_rx	= {
-		.slave_id = SHDMA_SLAVE_MMCIF_RX,
-	}
-};
-
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
-	.dma		= &sh7757lcr_mmcif_dma,
 	.sup_pclk	= 0x0f,
-	.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
+	.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA |
+			  MMC_CAP_NONREMOVABLE,
 	.ocr		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device sh_mmcif_device = {
diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c
index 6418e95c2b6b..ebd0f818a25f 100644
--- a/arch/sh/boards/mach-ap325rxa/setup.c
+++ b/arch/sh/boards/mach-ap325rxa/setup.c
@@ -22,6 +22,7 @@
 #include <linux/i2c.h>
 #include <linux/smsc911x.h>
 #include <linux/gpio.h>
+#include <linux/videodev2.h>
 #include <media/ov772x.h>
 #include <media/soc_camera.h>
 #include <media/soc_camera_platform.h>
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 033ef2ba621f..cde7c0085ced 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -29,9 +29,11 @@
 #include <linux/input.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/sh_eth.h>
+#include <linux/videodev2.h>
 #include <video/sh_mobile_lcdc.h>
 #include <sound/sh_fsi.h>
 #include <media/sh_mobile_ceu.h>
+#include <media/soc_camera.h>
 #include <media/tw9910.h>
 #include <media/mt9t112.h>
 #include <asm/heartbeat.h>
diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c
index 2a18b06abdaf..5b382e1afaea 100644
--- a/arch/sh/boards/mach-kfr2r09/setup.c
+++ b/arch/sh/boards/mach-kfr2r09/setup.c
@@ -22,6 +22,7 @@
 #include <linux/input/sh_keysc.h>
 #include <linux/i2c.h>
 #include <linux/usb/r8a66597.h>
+#include <linux/videodev2.h>
 #include <media/rj54n1cb0c.h>
 #include <media/soc_camera.h>
 #include <media/sh_mobile_ceu.h>
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index 68c3d6f42896..d37ba2720527 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -21,9 +21,11 @@
 #include <linux/delay.h>
 #include <linux/clk.h>
 #include <linux/gpio.h>
+#include <linux/videodev2.h>
 #include <video/sh_mobile_lcdc.h>
 #include <media/sh_mobile_ceu.h>
 #include <media/ov772x.h>
+#include <media/soc_camera.h>
 #include <media/tw9910.h>
 #include <asm/clock.h>
 #include <asm/machvec.h>
diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 036fe1adaef1..2b07fc016950 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -24,6 +24,7 @@
 #include <linux/input/sh_keysc.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/sh_eth.h>
+#include <linux/videodev2.h>
 #include <video/sh_mobile_lcdc.h>
 #include <media/sh_mobile_ceu.h>
 #include <sound/sh_fsi.h>
diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c
index fa7b978cc727..fb8f14990743 100644
--- a/arch/sh/drivers/pci/pci-sh7780.c
+++ b/arch/sh/drivers/pci/pci-sh7780.c
@@ -74,7 +74,7 @@ struct pci_errors {
 	{ SH4_PCIINT_MLCK,	"master lock error" },
 	{ SH4_PCIINT_TABT,	"target-target abort" },
 	{ SH4_PCIINT_TRET,	"target retry time out" },
-	{ SH4_PCIINT_MFDE,	"master function disable erorr" },
+	{ SH4_PCIINT_MFDE,	"master function disable error" },
 	{ SH4_PCIINT_PRTY,	"address parity error" },
 	{ SH4_PCIINT_SERR,	"SERR" },
 	{ SH4_PCIINT_TWDP,	"data parity error for target write" },
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index 8f18dd090a66..1e7b0e2e764d 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -356,8 +356,8 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 
 #ifndef CONFIG_GENERIC_IOMAP
 
-static void __iomem *ioport_map_pci(struct pci_dev *dev,
-				    unsigned long port, unsigned int nr)
+void __iomem *__pci_ioport_map(struct pci_dev *dev,
+			       unsigned long port, unsigned int nr)
 {
 	struct pci_channel *chan = dev->sysdata;
 
diff --git a/arch/sh/include/asm/device.h b/arch/sh/include/asm/device.h
index a1c9c0daec10..071bcb4d4bfd 100644
--- a/arch/sh/include/asm/device.h
+++ b/arch/sh/include/asm/device.h
@@ -3,9 +3,10 @@
  *
  * This file is released under the GPLv2
  */
+#ifndef __ASM_SH_DEVICE_H
+#define __ASM_SH_DEVICE_H
 
-struct dev_archdata {
-};
+#include <asm-generic/device.h>
 
 struct platform_device;
 /* allocate contiguous memory chunk and fill in struct resource */
@@ -14,5 +15,4 @@ int platform_resource_setup_memory(struct platform_device *pdev,
 
 void plat_early_device_setup(void);
 
-struct pdev_archdata {
-};
+#endif /* __ASM_SH_DEVICE_H */
diff --git a/arch/sh/include/asm/posix_types_32.h b/arch/sh/include/asm/posix_types_32.h
index 6a9ceaaf1aea..abda58467ece 100644
--- a/arch/sh/include/asm/posix_types_32.h
+++ b/arch/sh/include/asm/posix_types_32.h
@@ -12,11 +12,6 @@ typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
 #define __kernel_gid_t __kernel_gid_t
 
-typedef unsigned int	__kernel_uid32_t;
-#define __kernel_uid32_t __kernel_uid32_t
-typedef unsigned int	__kernel_gid32_t;
-#define __kernel_gid32_t __kernel_gid32_t
-
 typedef unsigned short	__kernel_old_uid_t;
 #define __kernel_old_uid_t __kernel_old_uid_t
 typedef unsigned short	__kernel_old_gid_t;
diff --git a/arch/sh/include/asm/posix_types_64.h b/arch/sh/include/asm/posix_types_64.h
index 8cd11485c06b..fcda07b4a616 100644
--- a/arch/sh/include/asm/posix_types_64.h
+++ b/arch/sh/include/asm/posix_types_64.h
@@ -17,10 +17,6 @@ typedef int		__kernel_ssize_t;
 #define __kernel_ssize_t __kernel_ssize_t
 typedef int		__kernel_ptrdiff_t;
 #define __kernel_ptrdiff_t __kernel_ptrdiff_t
-typedef unsigned int	__kernel_uid32_t;
-#define __kernel_uid32_t __kernel_uid32_t
-typedef unsigned int	__kernel_gid32_t;
-#define __kernel_gid32_t __kernel_gid32_t
 
 typedef unsigned short	__kernel_old_uid_t;
 #define __kernel_old_uid_t __kernel_old_uid_t
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
index b3c039a5064a..70bd96646f42 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
@@ -343,7 +343,7 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[HWBLK_CEU1]),
 	CLKDEV_CON_ID("beu1", &mstp_clks[HWBLK_BEU1]),
 	CLKDEV_CON_ID("2ddmac0", &mstp_clks[HWBLK_2DDMAC]),
-	CLKDEV_CON_ID("spu0", &mstp_clks[HWBLK_SPU]),
+	CLKDEV_DEV_ID("sh_fsi.0", &mstp_clks[HWBLK_SPU]),
 	CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]),
 	CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]),
 	CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU0]),
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
index a7b2da6b3a1a..2875e8be4f72 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
@@ -133,7 +133,7 @@ static struct resource spi0_resources[] = {
 	[0] = {
 		.start	= 0xfe002000,
 		.end	= 0xfe0020ff,
-		.flags	= IORESOURCE_MEM,
+		.flags	= IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
 	},
 	[1] = {
 		.start	= 86,
@@ -661,6 +661,25 @@ static struct platform_device spi0_device = {
 	.resource	= spi0_resources,
 };
 
+static struct resource spi1_resources[] = {
+	{
+		.start	= 0xffd8ee70,
+		.end	= 0xffd8eeff,
+		.flags	= IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
+	},
+	{
+		.start	= 54,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device spi1_device = {
+	.name	= "sh_spi",
+	.id	= 1,
+	.num_resources	= ARRAY_SIZE(spi1_resources),
+	.resource	= spi1_resources,
+};
+
 static struct resource usb_ehci_resources[] = {
 	[0] = {
 		.start	= 0xfe4f1000,
@@ -720,6 +739,7 @@ static struct platform_device *sh7757_devices[] __initdata = {
 	&dma2_device,
 	&dma3_device,
 	&spi0_device,
+	&spi1_device,
 	&usb_ehci_device,
 	&usb_ohci_device,
 };
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 3147a9a6fb8b..f624174bf239 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -63,7 +63,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	mp_ops->prepare_cpus(max_cpus);
 
 #ifndef CONFIG_HOTPLUG_CPU
-	init_cpu_present(&cpu_possible_map);
+	init_cpu_present(cpu_possible_mask);
 #endif
 }
 
diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c
index 4649a6ff0cfe..772caffba22f 100644
--- a/arch/sh/kernel/topology.c
+++ b/arch/sh/kernel/topology.c
@@ -27,7 +27,7 @@ static cpumask_t cpu_coregroup_map(unsigned int cpu)
 	 * Presently all SH-X3 SMP cores are multi-cores, so just keep it
 	 * simple until we have a method for determining topology..
 	 */
-	return cpu_possible_map;
+	return *cpu_possible_mask;
 }
 
 const struct cpumask *cpu_coregroup_mask(unsigned int cpu)
diff --git a/arch/sh/mm/cache-sh2a.c b/arch/sh/mm/cache-sh2a.c
index ae08cbbfa569..949e2d3138a0 100644
--- a/arch/sh/mm/cache-sh2a.c
+++ b/arch/sh/mm/cache-sh2a.c
@@ -23,6 +23,7 @@
 #define MAX_OCACHE_PAGES	32
 #define MAX_ICACHE_PAGES	32
 
+#ifdef CONFIG_CACHE_WRITEBACK
 static void sh2a_flush_oc_line(unsigned long v, int way)
 {
 	unsigned long addr = (v & 0x000007f0) | (way << 11);
@@ -34,6 +35,7 @@ static void sh2a_flush_oc_line(unsigned long v, int way)
 		__raw_writel(data, CACHE_OC_ADDRESS_ARRAY | addr);
 	}
 }
+#endif
 
 static void sh2a_invalidate_line(unsigned long cache_addr, unsigned long v)
 {
diff --git a/arch/sparc/include/asm/posix_types.h b/arch/sparc/include/asm/posix_types.h
index dbfc1a34b3a2..3070f25ae90a 100644
--- a/arch/sparc/include/asm/posix_types.h
+++ b/arch/sparc/include/asm/posix_types.h
@@ -9,35 +9,16 @@
 
 #if defined(__sparc__) && defined(__arch64__)
 /* sparc 64 bit */
-typedef unsigned long          __kernel_size_t;
-typedef long                   __kernel_ssize_t;
-typedef long                   __kernel_ptrdiff_t;
-typedef long                   __kernel_time_t;
-typedef long                   __kernel_clock_t;
-typedef int                    __kernel_pid_t;
-typedef int                    __kernel_ipc_pid_t;
-typedef unsigned int           __kernel_uid_t;
-typedef unsigned int           __kernel_gid_t;
-typedef unsigned long          __kernel_ino_t;
-typedef unsigned int           __kernel_mode_t;
 typedef unsigned int           __kernel_nlink_t;
-typedef int                    __kernel_daddr_t;
-typedef long                   __kernel_off_t;
-typedef char *                 __kernel_caddr_t;
-typedef unsigned short	       __kernel_uid16_t;
-typedef unsigned short	       __kernel_gid16_t;
-typedef int                    __kernel_clockid_t;
-typedef int                    __kernel_timer_t;
+#define __kernel_nlink_t __kernel_nlink_t
 
 typedef unsigned short 	       __kernel_old_uid_t;
 typedef unsigned short         __kernel_old_gid_t;
-typedef __kernel_uid_t	       __kernel_uid32_t;
-typedef __kernel_gid_t	       __kernel_gid32_t;
-
-typedef unsigned int	       __kernel_old_dev_t;
+#define __kernel_old_uid_t __kernel_old_uid_t
 
 /* Note this piece of asymmetry from the v9 ABI.  */
 typedef int		       __kernel_suseconds_t;
+#define __kernel_suseconds_t __kernel_suseconds_t
 
 #else
 /* sparc 32 bit */
@@ -45,109 +26,29 @@ typedef int		       __kernel_suseconds_t;
 typedef unsigned int           __kernel_size_t;
 typedef int                    __kernel_ssize_t;
 typedef long int               __kernel_ptrdiff_t;
-typedef long                   __kernel_time_t;
-typedef long		       __kernel_suseconds_t;
-typedef long                   __kernel_clock_t;
-typedef int                    __kernel_pid_t;
+#define __kernel_size_t __kernel_size_t
+
 typedef unsigned short         __kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short         __kernel_uid_t;
 typedef unsigned short         __kernel_gid_t;
-typedef unsigned long          __kernel_ino_t;
+#define __kernel_uid_t __kernel_uid_t
+
 typedef unsigned short         __kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef short                  __kernel_nlink_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef long                   __kernel_daddr_t;
-typedef long                   __kernel_off_t;
-typedef char *                 __kernel_caddr_t;
-typedef unsigned short	       __kernel_uid16_t;
-typedef unsigned short	       __kernel_gid16_t;
-typedef unsigned int	       __kernel_uid32_t;
-typedef unsigned int	       __kernel_gid32_t;
-typedef unsigned short	       __kernel_old_uid_t;
-typedef unsigned short	       __kernel_old_gid_t;
+#define __kernel_daddr_t __kernel_daddr_t
+
 typedef unsigned short	       __kernel_old_dev_t;
-typedef int                    __kernel_clockid_t;
-typedef int                    __kernel_timer_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
 #endif /* defined(__sparc__) && defined(__arch64__) */
 
-#ifdef __GNUC__
-typedef long long              __kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#ifdef __KERNEL__
-
-#undef __FD_SET
-static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant cases (8 or 32 longs,
- * for 256 and 1024-bit fd_sets respectively)
- */
-#undef __FD_ZERO
-static inline void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned long *tmp = p->fds_bits;
-	int i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-			case 32:
-			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			  tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			  tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			  tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			  tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0;
-			  tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0;
-			  tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0;
-			  tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0;
-			  return;
-			case 16:
-			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			  tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			  tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			  tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			  return;
-			case 8:
-			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			  tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			  return;
-			case 4:
-			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			  return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
+#include <asm-generic/posix_types.h>
 
-#endif /* __KERNEL__ */
 #endif /* __SPARC_POSIX_TYPES_H */
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 481dbfcf14ed..d2a540f7d6cb 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2168,9 +2168,9 @@ config IA32_EMULATION
 	depends on X86_64
 	select COMPAT_BINFMT_ELF
 	---help---
-	  Include code to run 32-bit programs under a 64-bit kernel. You should
-	  likely turn this on, unless you're 100% sure that you don't have any
-	  32-bit programs left.
+	  Include code to run legacy 32-bit programs under a
+	  64-bit kernel. You should likely turn this on, unless you're
+	  100% sure that you don't have any 32-bit programs left.
 
 config IA32_AOUT
 	tristate "IA32 a.out support"
@@ -2178,9 +2178,22 @@ config IA32_AOUT
 	---help---
 	  Support old a.out binaries in the 32bit emulation.
 
+config X86_X32
+	bool "x32 ABI for 64-bit mode (EXPERIMENTAL)"
+	depends on X86_64 && IA32_EMULATION && EXPERIMENTAL
+	---help---
+	  Include code to run binaries for the x32 native 32-bit ABI
+	  for 64-bit processors.  An x32 process gets access to the
+	  full 64-bit register file and wide data path while leaving
+	  pointers at 32 bits for smaller memory footprint.
+
+	  You will need a recent binutils (2.22 or later) with
+	  elf32_x86_64 support enabled to compile a kernel with this
+	  option set.
+
 config COMPAT
 	def_bool y
-	depends on IA32_EMULATION
+	depends on IA32_EMULATION || X86_X32
 
 config COMPAT_FOR_U64_ALIGNMENT
 	def_bool COMPAT
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 209ba1294592..968dbe24a255 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -82,6 +82,22 @@ ifdef CONFIG_CC_STACKPROTECTOR
         endif
 endif
 
+ifdef CONFIG_X86_X32
+	x32_ld_ok := $(call try-run,\
+			/bin/echo -e '1: .quad 1b' | \
+			$(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" - && \
+			$(OBJCOPY) -O elf32-x86-64 "$$TMP" "$$TMPO" && \
+			$(LD) -m elf32_x86_64 "$$TMPO" -o "$$TMP",y,n)
+        ifeq ($(x32_ld_ok),y)
+                CONFIG_X86_X32_ABI := y
+                KBUILD_AFLAGS += -DCONFIG_X86_X32_ABI
+                KBUILD_CFLAGS += -DCONFIG_X86_X32_ABI
+        else
+                $(warning CONFIG_X86_X32 enabled but no binutils support)
+        endif
+endif
+export CONFIG_X86_X32_ABI
+
 # Don't unroll struct assignments with kmemcheck enabled
 ifeq ($(CONFIG_KMEMCHECK),y)
 	KBUILD_CFLAGS += $(call cc-option,-fno-builtin-memcpy)
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 65577698cab2..45b4fdd4e1da 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -12,10 +12,8 @@
 #include <linux/mm.h>
 #include <linux/smp.h>
 #include <linux/kernel.h>
-#include <linux/signal.h>
 #include <linux/errno.h>
 #include <linux/wait.h>
-#include <linux/ptrace.h>
 #include <linux/unistd.h>
 #include <linux/stddef.h>
 #include <linux/personality.h>
@@ -31,20 +29,15 @@
 #include <asm/proto.h>
 #include <asm/vdso.h>
 #include <asm/sigframe.h>
+#include <asm/sighandling.h>
 #include <asm/sys_ia32.h>
 
-#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-
-#define FIX_EFLAGS	(X86_EFLAGS_AC | X86_EFLAGS_OF | \
-			 X86_EFLAGS_DF | X86_EFLAGS_TF | X86_EFLAGS_SF | \
-			 X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \
-			 X86_EFLAGS_CF)
-
-void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
+#define FIX_EFLAGS	__FIX_EFLAGS
 
 int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
 {
 	int err = 0;
+	bool ia32 = !is_ia32_task();
 
 	if (!access_ok(VERIFY_WRITE, to, sizeof(compat_siginfo_t)))
 		return -EFAULT;
@@ -74,8 +67,13 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
 			case __SI_FAULT >> 16:
 				break;
 			case __SI_CHLD >> 16:
-				put_user_ex(from->si_utime, &to->si_utime);
-				put_user_ex(from->si_stime, &to->si_stime);
+				if (ia32) {
+					put_user_ex(from->si_utime, &to->si_utime);
+					put_user_ex(from->si_stime, &to->si_stime);
+				} else {
+					put_user_ex(from->si_utime, &to->_sifields._sigchld_x32._utime);
+					put_user_ex(from->si_stime, &to->_sifields._sigchld_x32._stime);
+				}
 				put_user_ex(from->si_status, &to->si_status);
 				/* FALL THROUGH */
 			default:
@@ -347,7 +345,7 @@ static int ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc,
 		put_user_ex(regs->dx, &sc->dx);
 		put_user_ex(regs->cx, &sc->cx);
 		put_user_ex(regs->ax, &sc->ax);
-		put_user_ex(current->thread.trap_no, &sc->trapno);
+		put_user_ex(current->thread.trap_nr, &sc->trapno);
 		put_user_ex(current->thread.error_code, &sc->err);
 		put_user_ex(regs->ip, &sc->ip);
 		put_user_ex(regs->cs, (unsigned int __user *)&sc->cs);
diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c
index f6f5c53dc903..aec2202a596c 100644
--- a/arch/x86/ia32/sys_ia32.c
+++ b/arch/x86/ia32/sys_ia32.c
@@ -287,46 +287,6 @@ asmlinkage long sys32_sigaction(int sig, struct old_sigaction32 __user *act,
 	return ret;
 }
 
-asmlinkage long sys32_rt_sigprocmask(int how, compat_sigset_t __user *set,
-				     compat_sigset_t __user *oset,
-				     unsigned int sigsetsize)
-{
-	sigset_t s;
-	compat_sigset_t s32;
-	int ret;
-	mm_segment_t old_fs = get_fs();
-
-	if (set) {
-		if (copy_from_user(&s32, set, sizeof(compat_sigset_t)))
-			return -EFAULT;
-		switch (_NSIG_WORDS) {
-		case 4: s.sig[3] = s32.sig[6] | (((long)s32.sig[7]) << 32);
-		case 3: s.sig[2] = s32.sig[4] | (((long)s32.sig[5]) << 32);
-		case 2: s.sig[1] = s32.sig[2] | (((long)s32.sig[3]) << 32);
-		case 1: s.sig[0] = s32.sig[0] | (((long)s32.sig[1]) << 32);
-		}
-	}
-	set_fs(KERNEL_DS);
-	ret = sys_rt_sigprocmask(how,
-				 set ? (sigset_t __user *)&s : NULL,
-				 oset ? (sigset_t __user *)&s : NULL,
-				 sigsetsize);
-	set_fs(old_fs);
-	if (ret)
-		return ret;
-	if (oset) {
-		switch (_NSIG_WORDS) {
-		case 4: s32.sig[7] = (s.sig[3] >> 32); s32.sig[6] = s.sig[3];
-		case 3: s32.sig[5] = (s.sig[2] >> 32); s32.sig[4] = s.sig[2];
-		case 2: s32.sig[3] = (s.sig[1] >> 32); s32.sig[2] = s.sig[1];
-		case 1: s32.sig[1] = (s.sig[0] >> 32); s32.sig[0] = s.sig[0];
-		}
-		if (copy_to_user(oset, &s32, sizeof(compat_sigset_t)))
-			return -EFAULT;
-	}
-	return 0;
-}
-
 asmlinkage long sys32_alarm(unsigned int seconds)
 {
 	return alarm_setitimer(seconds);
diff --git a/arch/x86/include/asm/Kbuild b/arch/x86/include/asm/Kbuild
index b57e6a43a37a..f9c0d3ba9e84 100644
--- a/arch/x86/include/asm/Kbuild
+++ b/arch/x86/include/asm/Kbuild
@@ -14,6 +14,7 @@ header-y += msr.h
 header-y += mtrr.h
 header-y += posix_types_32.h
 header-y += posix_types_64.h
+header-y += posix_types_x32.h
 header-y += prctl.h
 header-y += processor-flags.h
 header-y += ptrace-abi.h
@@ -24,3 +25,4 @@ header-y += vsyscall.h
 
 genhdr-y += unistd_32.h
 genhdr-y += unistd_64.h
+genhdr-y += unistd_x32.h
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index 30d737ef2a42..d6805798d6fc 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -6,7 +6,9 @@
  */
 #include <linux/types.h>
 #include <linux/sched.h>
+#include <asm/processor.h>
 #include <asm/user32.h>
+#include <asm/unistd.h>
 
 #define COMPAT_USER_HZ		100
 #define COMPAT_UTS_MACHINE	"i686\0\0"
@@ -186,7 +188,20 @@ struct compat_shmid64_ds {
 /*
  * The type of struct elf_prstatus.pr_reg in compatible core dumps.
  */
+#ifdef CONFIG_X86_X32_ABI
+typedef struct user_regs_struct compat_elf_gregset_t;
+
+#define PR_REG_SIZE(S) (test_thread_flag(TIF_IA32) ? 68 : 216)
+#define PRSTATUS_SIZE(S) (test_thread_flag(TIF_IA32) ? 144 : 296)
+#define SET_PR_FPVALID(S,V) \
+  do { *(int *) (((void *) &((S)->pr_reg)) + PR_REG_SIZE(0)) = (V); } \
+  while (0)
+
+#define COMPAT_USE_64BIT_TIME \
+	(!!(task_pt_regs(current)->orig_ax & __X32_SYSCALL_BIT))
+#else
 typedef struct user_regs_struct32 compat_elf_gregset_t;
+#endif
 
 /*
  * A pointer passed in from user mode. This should not
@@ -208,13 +223,30 @@ static inline compat_uptr_t ptr_to_compat(void __user *uptr)
 
 static inline void __user *arch_compat_alloc_user_space(long len)
 {
-	struct pt_regs *regs = task_pt_regs(current);
-	return (void __user *)regs->sp - len;
+	compat_uptr_t sp;
+
+	if (test_thread_flag(TIF_IA32)) {
+		sp = task_pt_regs(current)->sp;
+	} else {
+		/* -128 for the x32 ABI redzone */
+		sp = percpu_read(old_rsp) - 128;
+	}
+
+	return (void __user *)round_down(sp - len, 16);
+}
+
+static inline bool is_x32_task(void)
+{
+#ifdef CONFIG_X86_X32_ABI
+	if (task_pt_regs(current)->orig_ax & __X32_SYSCALL_BIT)
+		return true;
+#endif
+	return false;
 }
 
-static inline int is_compat_task(void)
+static inline bool is_compat_task(void)
 {
-	return current_thread_info()->status & TS_COMPAT;
+	return is_ia32_task() || is_x32_task();
 }
 
 #endif /* _ASM_X86_COMPAT_H */
diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
index 5f962df30d0f..1e40634591a4 100644
--- a/arch/x86/include/asm/elf.h
+++ b/arch/x86/include/asm/elf.h
@@ -156,7 +156,12 @@ do {						\
 #define elf_check_arch(x)			\
 	((x)->e_machine == EM_X86_64)
 
-#define compat_elf_check_arch(x)	elf_check_arch_ia32(x)
+#define compat_elf_check_arch(x)		\
+	(elf_check_arch_ia32(x) || (x)->e_machine == EM_X86_64)
+
+#if __USER32_DS != __USER_DS
+# error "The following code assumes __USER32_DS == __USER_DS"
+#endif
 
 static inline void elf_common_init(struct thread_struct *t,
 				   struct pt_regs *regs, const u16 ds)
@@ -179,8 +184,9 @@ static inline void elf_common_init(struct thread_struct *t,
 void start_thread_ia32(struct pt_regs *regs, u32 new_ip, u32 new_sp);
 #define compat_start_thread start_thread_ia32
 
-void set_personality_ia32(void);
-#define COMPAT_SET_PERSONALITY(ex) set_personality_ia32()
+void set_personality_ia32(bool);
+#define COMPAT_SET_PERSONALITY(ex)			\
+	set_personality_ia32((ex).e_machine == EM_X86_64)
 
 #define COMPAT_ELF_PLATFORM			("i686")
 
@@ -287,7 +293,7 @@ do {									\
 #define VDSO_HIGH_BASE		0xffffe000U /* CONFIG_COMPAT_VDSO address */
 
 /* 1GB for 64bit, 8MB for 32bit */
-#define STACK_RND_MASK (test_thread_flag(TIF_IA32) ? 0x7ff : 0x3fffff)
+#define STACK_RND_MASK (test_thread_flag(TIF_ADDR32) ? 0x7ff : 0x3fffff)
 
 #define ARCH_DLINFO							\
 do {									\
@@ -296,9 +302,20 @@ do {									\
 			    (unsigned long)current->mm->context.vdso);	\
 } while (0)
 
+#define ARCH_DLINFO_X32							\
+do {									\
+	if (vdso_enabled)						\
+		NEW_AUX_ENT(AT_SYSINFO_EHDR,				\
+			    (unsigned long)current->mm->context.vdso);	\
+} while (0)
+
 #define AT_SYSINFO		32
 
-#define COMPAT_ARCH_DLINFO	ARCH_DLINFO_IA32(sysctl_vsyscall32)
+#define COMPAT_ARCH_DLINFO						\
+if (test_thread_flag(TIF_X32))						\
+	ARCH_DLINFO_X32;						\
+else									\
+	ARCH_DLINFO_IA32(sysctl_vsyscall32)
 
 #define COMPAT_ELF_ET_DYN_BASE	(TASK_UNMAPPED_BASE + 0x1000000)
 
@@ -314,6 +331,8 @@ struct linux_binprm;
 #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
 extern int arch_setup_additional_pages(struct linux_binprm *bprm,
 				       int uses_interp);
+extern int x32_setup_additional_pages(struct linux_binprm *bprm,
+				      int uses_interp);
 
 extern int syscall32_setup_pages(struct linux_binprm *, int exstack);
 #define compat_arch_setup_additional_pages	syscall32_setup_pages
@@ -330,7 +349,7 @@ static inline int mmap_is_ia32(void)
 	return 1;
 #endif
 #ifdef CONFIG_IA32_EMULATION
-	if (test_thread_flag(TIF_IA32))
+	if (test_thread_flag(TIF_ADDR32))
 		return 1;
 #endif
 	return 0;
diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h
index 6919e936345b..247904945d3f 100644
--- a/arch/x86/include/asm/i387.h
+++ b/arch/x86/include/asm/i387.h
@@ -29,10 +29,11 @@ extern unsigned int sig_xstate_size;
 extern void fpu_init(void);
 extern void mxcsr_feature_mask_init(void);
 extern int init_fpu(struct task_struct *child);
-extern asmlinkage void math_state_restore(void);
-extern void __math_state_restore(void);
+extern void math_state_restore(void);
 extern int dump_fpu(struct pt_regs *, struct user_i387_struct *);
 
+DECLARE_PER_CPU(struct task_struct *, fpu_owner_task);
+
 extern user_regset_active_fn fpregs_active, xfpregs_active;
 extern user_regset_get_fn fpregs_get, xfpregs_get, fpregs_soft_get,
 				xstateregs_get;
@@ -212,19 +213,11 @@ static inline void fpu_fxsave(struct fpu *fpu)
 
 #endif	/* CONFIG_X86_64 */
 
-/* We need a safe address that is cheap to find and that is already
-   in L1 during context switch. The best choices are unfortunately
-   different for UP and SMP */
-#ifdef CONFIG_SMP
-#define safe_address (__per_cpu_offset[0])
-#else
-#define safe_address (__get_cpu_var(kernel_cpustat).cpustat[CPUTIME_USER])
-#endif
-
 /*
- * These must be called with preempt disabled
+ * These must be called with preempt disabled. Returns
+ * 'true' if the FPU state is still intact.
  */
-static inline void fpu_save_init(struct fpu *fpu)
+static inline int fpu_save_init(struct fpu *fpu)
 {
 	if (use_xsave()) {
 		fpu_xsave(fpu);
@@ -233,33 +226,33 @@ static inline void fpu_save_init(struct fpu *fpu)
 		 * xsave header may indicate the init state of the FP.
 		 */
 		if (!(fpu->state->xsave.xsave_hdr.xstate_bv & XSTATE_FP))
-			return;
+			return 1;
 	} else if (use_fxsr()) {
 		fpu_fxsave(fpu);
 	} else {
 		asm volatile("fnsave %[fx]; fwait"
 			     : [fx] "=m" (fpu->state->fsave));
-		return;
+		return 0;
 	}
 
-	if (unlikely(fpu->state->fxsave.swd & X87_FSW_ES))
+	/*
+	 * If exceptions are pending, we need to clear them so
+	 * that we don't randomly get exceptions later.
+	 *
+	 * FIXME! Is this perhaps only true for the old-style
+	 * irq13 case? Maybe we could leave the x87 state
+	 * intact otherwise?
+	 */
+	if (unlikely(fpu->state->fxsave.swd & X87_FSW_ES)) {
 		asm volatile("fnclex");
-
-	/* AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception
-	   is pending.  Clear the x87 state here by setting it to fixed
-	   values. safe_address is a random variable that should be in L1 */
-	alternative_input(
-		ASM_NOP8 ASM_NOP2,
-		"emms\n\t"	  	/* clear stack tags */
-		"fildl %P[addr]",	/* set F?P to defined value */
-		X86_FEATURE_FXSAVE_LEAK,
-		[addr] "m" (safe_address));
+		return 0;
+	}
+	return 1;
 }
 
-static inline void __save_init_fpu(struct task_struct *tsk)
+static inline int __save_init_fpu(struct task_struct *tsk)
 {
-	fpu_save_init(&tsk->thread.fpu);
-	task_thread_info(tsk)->status &= ~TS_USEDFPU;
+	return fpu_save_init(&tsk->thread.fpu);
 }
 
 static inline int fpu_fxrstor_checking(struct fpu *fpu)
@@ -277,44 +270,212 @@ static inline int fpu_restore_checking(struct fpu *fpu)
 
 static inline int restore_fpu_checking(struct task_struct *tsk)
 {
+	/* AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception
+	   is pending.  Clear the x87 state here by setting it to fixed
+	   values. "m" is a random variable that should be in L1 */
+	alternative_input(
+		ASM_NOP8 ASM_NOP2,
+		"emms\n\t"	  	/* clear stack tags */
+		"fildl %P[addr]",	/* set F?P to defined value */
+		X86_FEATURE_FXSAVE_LEAK,
+		[addr] "m" (tsk->thread.fpu.has_fpu));
+
 	return fpu_restore_checking(&tsk->thread.fpu);
 }
 
 /*
- * Signal frame handlers...
+ * Software FPU state helpers. Careful: these need to
+ * be preemption protection *and* they need to be
+ * properly paired with the CR0.TS changes!
  */
-extern int save_i387_xstate(void __user *buf);
-extern int restore_i387_xstate(void __user *buf);
+static inline int __thread_has_fpu(struct task_struct *tsk)
+{
+	return tsk->thread.fpu.has_fpu;
+}
 
-static inline void __unlazy_fpu(struct task_struct *tsk)
+/* Must be paired with an 'stts' after! */
+static inline void __thread_clear_has_fpu(struct task_struct *tsk)
 {
-	if (task_thread_info(tsk)->status & TS_USEDFPU) {
-		__save_init_fpu(tsk);
-		stts();
-	} else
-		tsk->fpu_counter = 0;
+	tsk->thread.fpu.has_fpu = 0;
+	percpu_write(fpu_owner_task, NULL);
+}
+
+/* Must be paired with a 'clts' before! */
+static inline void __thread_set_has_fpu(struct task_struct *tsk)
+{
+	tsk->thread.fpu.has_fpu = 1;
+	percpu_write(fpu_owner_task, tsk);
+}
+
+/*
+ * Encapsulate the CR0.TS handling together with the
+ * software flag.
+ *
+ * These generally need preemption protection to work,
+ * do try to avoid using these on their own.
+ */
+static inline void __thread_fpu_end(struct task_struct *tsk)
+{
+	__thread_clear_has_fpu(tsk);
+	stts();
+}
+
+static inline void __thread_fpu_begin(struct task_struct *tsk)
+{
+	clts();
+	__thread_set_has_fpu(tsk);
+}
+
+/*
+ * FPU state switching for scheduling.
+ *
+ * This is a two-stage process:
+ *
+ *  - switch_fpu_prepare() saves the old state and
+ *    sets the new state of the CR0.TS bit. This is
+ *    done within the context of the old process.
+ *
+ *  - switch_fpu_finish() restores the new state as
+ *    necessary.
+ */
+typedef struct { int preload; } fpu_switch_t;
+
+/*
+ * FIXME! We could do a totally lazy restore, but we need to
+ * add a per-cpu "this was the task that last touched the FPU
+ * on this CPU" variable, and the task needs to have a "I last
+ * touched the FPU on this CPU" and check them.
+ *
+ * We don't do that yet, so "fpu_lazy_restore()" always returns
+ * false, but some day..
+ */
+static inline int fpu_lazy_restore(struct task_struct *new, unsigned int cpu)
+{
+	return new == percpu_read_stable(fpu_owner_task) &&
+		cpu == new->thread.fpu.last_cpu;
+}
+
+static inline fpu_switch_t switch_fpu_prepare(struct task_struct *old, struct task_struct *new, int cpu)
+{
+	fpu_switch_t fpu;
+
+	fpu.preload = tsk_used_math(new) && new->fpu_counter > 5;
+	if (__thread_has_fpu(old)) {
+		if (!__save_init_fpu(old))
+			cpu = ~0;
+		old->thread.fpu.last_cpu = cpu;
+		old->thread.fpu.has_fpu = 0;	/* But leave fpu_owner_task! */
+
+		/* Don't change CR0.TS if we just switch! */
+		if (fpu.preload) {
+			new->fpu_counter++;
+			__thread_set_has_fpu(new);
+			prefetch(new->thread.fpu.state);
+		} else
+			stts();
+	} else {
+		old->fpu_counter = 0;
+		old->thread.fpu.last_cpu = ~0;
+		if (fpu.preload) {
+			new->fpu_counter++;
+			if (fpu_lazy_restore(new, cpu))
+				fpu.preload = 0;
+			else
+				prefetch(new->thread.fpu.state);
+			__thread_fpu_begin(new);
+		}
+	}
+	return fpu;
+}
+
+/*
+ * By the time this gets called, we've already cleared CR0.TS and
+ * given the process the FPU if we are going to preload the FPU
+ * state - all we need to do is to conditionally restore the register
+ * state itself.
+ */
+static inline void switch_fpu_finish(struct task_struct *new, fpu_switch_t fpu)
+{
+	if (fpu.preload) {
+		if (unlikely(restore_fpu_checking(new)))
+			__thread_fpu_end(new);
+	}
 }
 
+/*
+ * Signal frame handlers...
+ */
+extern int save_i387_xstate(void __user *buf);
+extern int restore_i387_xstate(void __user *buf);
+
 static inline void __clear_fpu(struct task_struct *tsk)
 {
-	if (task_thread_info(tsk)->status & TS_USEDFPU) {
+	if (__thread_has_fpu(tsk)) {
 		/* Ignore delayed exceptions from user space */
 		asm volatile("1: fwait\n"
 			     "2:\n"
 			     _ASM_EXTABLE(1b, 2b));
-		task_thread_info(tsk)->status &= ~TS_USEDFPU;
-		stts();
+		__thread_fpu_end(tsk);
 	}
 }
 
+/*
+ * Were we in an interrupt that interrupted kernel mode?
+ *
+ * We can do a kernel_fpu_begin/end() pair *ONLY* if that
+ * pair does nothing at all: the thread must not have fpu (so
+ * that we don't try to save the FPU state), and TS must
+ * be set (so that the clts/stts pair does nothing that is
+ * visible in the interrupted kernel thread).
+ */
+static inline bool interrupted_kernel_fpu_idle(void)
+{
+	return !__thread_has_fpu(current) &&
+		(read_cr0() & X86_CR0_TS);
+}
+
+/*
+ * Were we in user mode (or vm86 mode) when we were
+ * interrupted?
+ *
+ * Doing kernel_fpu_begin/end() is ok if we are running
+ * in an interrupt context from user mode - we'll just
+ * save the FPU state as required.
+ */
+static inline bool interrupted_user_mode(void)
+{
+	struct pt_regs *regs = get_irq_regs();
+	return regs && user_mode_vm(regs);
+}
+
+/*
+ * Can we use the FPU in kernel mode with the
+ * whole "kernel_fpu_begin/end()" sequence?
+ *
+ * It's always ok in process context (ie "not interrupt")
+ * but it is sometimes ok even from an irq.
+ */
+static inline bool irq_fpu_usable(void)
+{
+	return !in_interrupt() ||
+		interrupted_user_mode() ||
+		interrupted_kernel_fpu_idle();
+}
+
 static inline void kernel_fpu_begin(void)
 {
-	struct thread_info *me = current_thread_info();
+	struct task_struct *me = current;
+
+	WARN_ON_ONCE(!irq_fpu_usable());
 	preempt_disable();
-	if (me->status & TS_USEDFPU)
-		__save_init_fpu(me->task);
-	else
+	if (__thread_has_fpu(me)) {
+		__save_init_fpu(me);
+		__thread_clear_has_fpu(me);
+		/* We do 'stts()' in kernel_fpu_end() */
+	} else {
+		percpu_write(fpu_owner_task, NULL);
 		clts();
+	}
 }
 
 static inline void kernel_fpu_end(void)
@@ -323,14 +484,6 @@ static inline void kernel_fpu_end(void)
 	preempt_enable();
 }
 
-static inline bool irq_fpu_usable(void)
-{
-	struct pt_regs *regs;
-
-	return !in_interrupt() || !(regs = get_irq_regs()) || \
-		user_mode(regs) || (read_cr0() & X86_CR0_TS);
-}
-
 /*
  * Some instructions like VIA's padlock instructions generate a spurious
  * DNA fault but don't modify SSE registers. And these instructions
@@ -363,20 +516,64 @@ static inline void irq_ts_restore(int TS_state)
 }
 
 /*
+ * The question "does this thread have fpu access?"
+ * is slightly racy, since preemption could come in
+ * and revoke it immediately after the test.
+ *
+ * However, even in that very unlikely scenario,
+ * we can just assume we have FPU access - typically
+ * to save the FP state - we'll just take a #NM
+ * fault and get the FPU access back.
+ *
+ * The actual user_fpu_begin/end() functions
+ * need to be preemption-safe, though.
+ *
+ * NOTE! user_fpu_end() must be used only after you
+ * have saved the FP state, and user_fpu_begin() must
+ * be used only immediately before restoring it.
+ * These functions do not do any save/restore on
+ * their own.
+ */
+static inline int user_has_fpu(void)
+{
+	return __thread_has_fpu(current);
+}
+
+static inline void user_fpu_end(void)
+{
+	preempt_disable();
+	__thread_fpu_end(current);
+	preempt_enable();
+}
+
+static inline void user_fpu_begin(void)
+{
+	preempt_disable();
+	if (!user_has_fpu())
+		__thread_fpu_begin(current);
+	preempt_enable();
+}
+
+/*
  * These disable preemption on their own and are safe
  */
 static inline void save_init_fpu(struct task_struct *tsk)
 {
+	WARN_ON_ONCE(!__thread_has_fpu(tsk));
 	preempt_disable();
 	__save_init_fpu(tsk);
-	stts();
+	__thread_fpu_end(tsk);
 	preempt_enable();
 }
 
 static inline void unlazy_fpu(struct task_struct *tsk)
 {
 	preempt_disable();
-	__unlazy_fpu(tsk);
+	if (__thread_has_fpu(tsk)) {
+		__save_init_fpu(tsk);
+		__thread_fpu_end(tsk);
+	} else
+		tsk->fpu_counter = 0;
 	preempt_enable();
 }
 
diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h
index 1f7e62517284..7d0c18587709 100644
--- a/arch/x86/include/asm/ia32.h
+++ b/arch/x86/include/asm/ia32.h
@@ -43,6 +43,15 @@ struct ucontext_ia32 {
 	compat_sigset_t	  uc_sigmask;	/* mask last for extensibility */
 };
 
+struct ucontext_x32 {
+	unsigned int	  uc_flags;
+	unsigned int 	  uc_link;
+	stack_ia32_t	  uc_stack;
+	unsigned int	  uc__pad0;     /* needed for alignment */
+	struct sigcontext uc_mcontext;  /* the 64-bit sigcontext type */
+	compat_sigset_t	  uc_sigmask;	/* mask last for extensibility */
+};
+
 /* This matches struct stat64 in glibc2.2, hence the absolutely
  * insane amounts of padding around dev_t's.
  */
@@ -116,6 +125,15 @@ typedef struct compat_siginfo {
 			compat_clock_t _stime;
 		} _sigchld;
 
+		/* SIGCHLD (x32 version) */
+		struct {
+			unsigned int _pid;	/* which child */
+			unsigned int _uid;	/* sender's uid */
+			int _status;		/* exit code */
+			s64 _utime;
+			s64 _stime;
+		} _sigchld_x32;
+
 		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
 		struct {
 			unsigned int _addr;	/* faulting insn/memory ref. */
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index ab4092e3214e..7b9cfc4878af 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -190,6 +190,9 @@ struct x86_emulate_ops {
 	int (*intercept)(struct x86_emulate_ctxt *ctxt,
 			 struct x86_instruction_info *info,
 			 enum x86_intercept_stage stage);
+
+	bool (*get_cpuid)(struct x86_emulate_ctxt *ctxt,
+			 u32 *eax, u32 *ebx, u32 *ecx, u32 *edx);
 };
 
 typedef u32 __attribute__((vector_size(16))) sse128_t;
@@ -298,6 +301,19 @@ struct x86_emulate_ctxt {
 #define X86EMUL_MODE_PROT     (X86EMUL_MODE_PROT16|X86EMUL_MODE_PROT32| \
 			       X86EMUL_MODE_PROT64)
 
+/* CPUID vendors */
+#define X86EMUL_CPUID_VENDOR_AuthenticAMD_ebx 0x68747541
+#define X86EMUL_CPUID_VENDOR_AuthenticAMD_ecx 0x444d4163
+#define X86EMUL_CPUID_VENDOR_AuthenticAMD_edx 0x69746e65
+
+#define X86EMUL_CPUID_VENDOR_AMDisbetterI_ebx 0x69444d41
+#define X86EMUL_CPUID_VENDOR_AMDisbetterI_ecx 0x21726574
+#define X86EMUL_CPUID_VENDOR_AMDisbetterI_edx 0x74656273
+
+#define X86EMUL_CPUID_VENDOR_GenuineIntel_ebx 0x756e6547
+#define X86EMUL_CPUID_VENDOR_GenuineIntel_ecx 0x6c65746e
+#define X86EMUL_CPUID_VENDOR_GenuineIntel_edx 0x49656e69
+
 enum x86_intercept_stage {
 	X86_ICTP_NONE = 0,   /* Allow zero-init to not match anything */
 	X86_ICPT_PRE_EXCEPT,
diff --git a/arch/x86/include/asm/mtrr.h b/arch/x86/include/asm/mtrr.h
index 4365ffdb461f..7e3f17f92c66 100644
--- a/arch/x86/include/asm/mtrr.h
+++ b/arch/x86/include/asm/mtrr.h
@@ -29,18 +29,18 @@
 
 #define	MTRR_IOCTL_BASE	'M'
 
-struct mtrr_sentry {
-    unsigned long base;    /*  Base address     */
-    unsigned int size;    /*  Size of region   */
-    unsigned int type;     /*  Type of region   */
-};
-
 /* Warning: this structure has a different order from i386
    on x86-64. The 32bit emulation code takes care of that.
    But you need to use this for 64bit, otherwise your X server
    will break. */
 
 #ifdef __i386__
+struct mtrr_sentry {
+    unsigned long base;    /*  Base address     */
+    unsigned int size;    /*  Size of region   */
+    unsigned int type;     /*  Type of region   */
+};
+
 struct mtrr_gentry {
     unsigned int regnum;   /*  Register number  */
     unsigned long base;    /*  Base address     */
@@ -50,12 +50,20 @@ struct mtrr_gentry {
 
 #else /* __i386__ */
 
+struct mtrr_sentry {
+	__u64 base;		/*  Base address     */
+	__u32 size;		/*  Size of region   */
+	__u32 type;		/*  Type of region   */
+};
+
 struct mtrr_gentry {
-    unsigned long base;    /*  Base address     */
-    unsigned int size;    /*  Size of region   */
-    unsigned int regnum;   /*  Register number  */
-    unsigned int type;     /*  Type of region   */
+	__u64 base;		/*  Base address     */
+	__u32 size;		/*  Size of region   */
+	__u32 regnum;		/*  Register number  */
+	__u32 type;		/*  Type of region   */
+	__u32 _pad;		/*  Unused	     */
 };
+
 #endif /* !__i386__ */
 
 struct mtrr_var_range {
diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index 9b922c136254..e8fb2c7a5f4f 100644
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -240,4 +240,12 @@ static inline void perf_get_x86_pmu_capability(struct x86_pmu_capability *cap)
 static inline void perf_events_lapic_init(void)	{ }
 #endif
 
+#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_AMD)
+ extern void amd_pmu_enable_virt(void);
+ extern void amd_pmu_disable_virt(void);
+#else
+ static inline void amd_pmu_enable_virt(void) { }
+ static inline void amd_pmu_disable_virt(void) { }
+#endif
+
 #endif /* _ASM_X86_PERF_EVENT_H */
diff --git a/arch/x86/include/asm/posix_types.h b/arch/x86/include/asm/posix_types.h
index bb7133dc155d..3427b7798dbc 100644
--- a/arch/x86/include/asm/posix_types.h
+++ b/arch/x86/include/asm/posix_types.h
@@ -7,7 +7,9 @@
 #else
 # ifdef __i386__
 #  include "posix_types_32.h"
-# else
+# elif defined(__LP64__)
 #  include "posix_types_64.h"
+# else
+#  include "posix_types_x32.h"
 # endif
 #endif
diff --git a/arch/x86/include/asm/posix_types_32.h b/arch/x86/include/asm/posix_types_32.h
index f7d9adf82e53..99f262e04b91 100644
--- a/arch/x86/include/asm/posix_types_32.h
+++ b/arch/x86/include/asm/posix_types_32.h
@@ -7,79 +7,22 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
 typedef unsigned short	__kernel_mode_t;
+#define __kernel_mode_t __kernel_mode_t
+
 typedef unsigned short	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
+#define __kernel_nlink_t __kernel_nlink_t
+
 typedef unsigned short	__kernel_ipc_pid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned short	__kernel_uid_t;
 typedef unsigned short	__kernel_gid_t;
-typedef unsigned int	__kernel_size_t;
-typedef int		__kernel_ssize_t;
-typedef int		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
+#define __kernel_uid_t __kernel_uid_t
 
-typedef unsigned short	__kernel_old_uid_t;
-typedef unsigned short	__kernel_old_gid_t;
 typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef	__FD_SET
-#define __FD_SET(fd,fdsetp)					\
-	asm volatile("btsl %1,%0":				\
-		     "+m" (*(__kernel_fd_set *)(fdsetp))	\
-		     : "r" ((int)(fd)))
-
-#undef	__FD_CLR
-#define __FD_CLR(fd,fdsetp)					\
-	asm volatile("btrl %1,%0":				\
-		     "+m" (*(__kernel_fd_set *)(fdsetp))	\
-		     : "r" ((int) (fd)))
-
-#undef	__FD_ISSET
-#define __FD_ISSET(fd,fdsetp)					\
-	(__extension__						\
-	 ({							\
-	 unsigned char __result;				\
-	 asm volatile("btl %1,%2 ; setb %0"			\
-		      : "=q" (__result)				\
-		      : "r" ((int)(fd)),			\
-			"m" (*(__kernel_fd_set *)(fdsetp)));	\
-	 __result;						\
-}))
-
-#undef	__FD_ZERO
-#define __FD_ZERO(fdsetp)					\
-do {								\
-	int __d0, __d1;						\
-	asm volatile("cld ; rep ; stosl"			\
-		     : "=m" (*(__kernel_fd_set *)(fdsetp)),	\
-		       "=&c" (__d0), "=&D" (__d1)		\
-		     : "a" (0), "1" (__FDSET_LONGS),		\
-		       "2" ((__kernel_fd_set *)(fdsetp))	\
-		     : "memory");				\
-} while (0)
-
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif /* _ASM_X86_POSIX_TYPES_32_H */
diff --git a/arch/x86/include/asm/posix_types_64.h b/arch/x86/include/asm/posix_types_64.h
index eb8d2d92b63e..cba0c1ead162 100644
--- a/arch/x86/include/asm/posix_types_64.h
+++ b/arch/x86/include/asm/posix_types_64.h
@@ -7,113 +7,13 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
-typedef unsigned long	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
-typedef int		__kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
-typedef unsigned long	__kernel_size_t;
-typedef long		__kernel_ssize_t;
-typedef long		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
 typedef unsigned short __kernel_old_uid_t;
 typedef unsigned short __kernel_old_gid_t;
-typedef __kernel_uid_t __kernel_uid32_t;
-typedef __kernel_gid_t __kernel_gid32_t;
+#define __kernel_old_uid_t __kernel_old_uid_t
 
 typedef unsigned long	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-#ifdef __KERNEL__
-
-#undef __FD_SET
-static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant cases (8 or 32 longs,
- * for 256 and 1024-bit fd_sets respectively)
- */
-#undef __FD_ZERO
-static inline void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned long *tmp = p->fds_bits;
-	int i;
-
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-		case 32:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0;
-			tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0;
-			tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0;
-			tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0;
-			return;
-		case 16:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
-			tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
-			return;
-		case 8:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
-			return;
-		case 4:
-			tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
-			return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
-
-#endif /* defined(__KERNEL__) */
+#include <asm-generic/posix_types.h>
 
 #endif /* _ASM_X86_POSIX_TYPES_64_H */
diff --git a/arch/x86/include/asm/posix_types_x32.h b/arch/x86/include/asm/posix_types_x32.h
new file mode 100644
index 000000000000..85f9bdafa93c
--- /dev/null
+++ b/arch/x86/include/asm/posix_types_x32.h
@@ -0,0 +1,19 @@
+#ifndef _ASM_X86_POSIX_TYPES_X32_H
+#define _ASM_X86_POSIX_TYPES_X32_H
+
+/*
+ * This file is only used by user-level software, so you need to
+ * be a little careful about namespace pollution etc.  Also, we cannot
+ * assume GCC is being used.
+ *
+ * These types should generally match the ones used by the 64-bit kernel,
+ *
+ */
+
+typedef long long __kernel_long_t;
+typedef unsigned long long __kernel_ulong_t;
+#define __kernel_long_t __kernel_long_t
+
+#include <asm/posix_types_64.h>
+
+#endif /* _ASM_X86_POSIX_TYPES_X32_H */
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index aa9088c26931..f6d0d2eb0832 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -374,6 +374,8 @@ union thread_xstate {
 };
 
 struct fpu {
+	unsigned int last_cpu;
+	unsigned int has_fpu;
 	union thread_xstate *state;
 };
 
@@ -451,7 +453,7 @@ struct thread_struct {
 	unsigned long           ptrace_dr7;
 	/* Fault info: */
 	unsigned long		cr2;
-	unsigned long		trap_no;
+	unsigned long		trap_nr;
 	unsigned long		error_code;
 	/* floating point and extended processor state */
 	struct fpu		fpu;
@@ -924,9 +926,9 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk);
 #define IA32_PAGE_OFFSET	((current->personality & ADDR_LIMIT_3GB) ? \
 					0xc0000000 : 0xFFFFe000)
 
-#define TASK_SIZE		(test_thread_flag(TIF_IA32) ? \
+#define TASK_SIZE		(test_thread_flag(TIF_ADDR32) ? \
 					IA32_PAGE_OFFSET : TASK_SIZE_MAX)
-#define TASK_SIZE_OF(child)	((test_tsk_thread_flag(child, TIF_IA32)) ? \
+#define TASK_SIZE_OF(child)	((test_tsk_thread_flag(child, TIF_ADDR32)) ? \
 					IA32_PAGE_OFFSET : TASK_SIZE_MAX)
 
 #define STACK_TOP		TASK_SIZE
@@ -948,6 +950,12 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk);
 
 #define task_pt_regs(tsk)	((struct pt_regs *)(tsk)->thread.sp0 - 1)
 extern unsigned long KSTK_ESP(struct task_struct *task);
+
+/*
+ * User space RSP while inside the SYSCALL fast path
+ */
+DECLARE_PER_CPU(unsigned long, old_rsp);
+
 #endif /* CONFIG_X86_64 */
 
 extern void start_thread(struct pt_regs *regs, unsigned long new_ip,
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index 35664547125b..dcfde52979c3 100644
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -145,7 +145,6 @@ extern unsigned long
 convert_ip_to_linear(struct task_struct *child, struct pt_regs *regs);
 extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs,
 			 int error_code, int si_code);
-void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
 
 extern long syscall_trace_enter(struct pt_regs *);
 extern void syscall_trace_leave(struct pt_regs *);
diff --git a/arch/x86/include/asm/sigcontext.h b/arch/x86/include/asm/sigcontext.h
index 04459d25e66e..4a085383af27 100644
--- a/arch/x86/include/asm/sigcontext.h
+++ b/arch/x86/include/asm/sigcontext.h
@@ -230,34 +230,37 @@ struct sigcontext {
  * User-space might still rely on the old definition:
  */
 struct sigcontext {
-	unsigned long r8;
-	unsigned long r9;
-	unsigned long r10;
-	unsigned long r11;
-	unsigned long r12;
-	unsigned long r13;
-	unsigned long r14;
-	unsigned long r15;
-	unsigned long rdi;
-	unsigned long rsi;
-	unsigned long rbp;
-	unsigned long rbx;
-	unsigned long rdx;
-	unsigned long rax;
-	unsigned long rcx;
-	unsigned long rsp;
-	unsigned long rip;
-	unsigned long eflags;		/* RFLAGS */
-	unsigned short cs;
-	unsigned short gs;
-	unsigned short fs;
-	unsigned short __pad0;
-	unsigned long err;
-	unsigned long trapno;
-	unsigned long oldmask;
-	unsigned long cr2;
+	__u64 r8;
+	__u64 r9;
+	__u64 r10;
+	__u64 r11;
+	__u64 r12;
+	__u64 r13;
+	__u64 r14;
+	__u64 r15;
+	__u64 rdi;
+	__u64 rsi;
+	__u64 rbp;
+	__u64 rbx;
+	__u64 rdx;
+	__u64 rax;
+	__u64 rcx;
+	__u64 rsp;
+	__u64 rip;
+	__u64 eflags;		/* RFLAGS */
+	__u16 cs;
+	__u16 gs;
+	__u16 fs;
+	__u16 __pad0;
+	__u64 err;
+	__u64 trapno;
+	__u64 oldmask;
+	__u64 cr2;
 	struct _fpstate __user *fpstate;	/* zero when no FPU context */
-	unsigned long reserved1[8];
+#ifndef __LP64__
+	__u32 __fpstate_pad;
+#endif
+	__u64 reserved1[8];
 };
 #endif /* !__KERNEL__ */
 
diff --git a/arch/x86/include/asm/sigframe.h b/arch/x86/include/asm/sigframe.h
index 4e0fe26d27d3..7c7c27c97daa 100644
--- a/arch/x86/include/asm/sigframe.h
+++ b/arch/x86/include/asm/sigframe.h
@@ -59,12 +59,25 @@ struct rt_sigframe_ia32 {
 #endif /* defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION) */
 
 #ifdef CONFIG_X86_64
+
 struct rt_sigframe {
 	char __user *pretcode;
 	struct ucontext uc;
 	struct siginfo info;
 	/* fp state follows here */
 };
+
+#ifdef CONFIG_X86_X32_ABI
+
+struct rt_sigframe_x32 {
+	u64 pretcode;
+	struct ucontext_x32 uc;
+	compat_siginfo_t info;
+	/* fp state follows here */
+};
+
+#endif /* CONFIG_X86_X32_ABI */
+
 #endif /* CONFIG_X86_64 */
 
 #endif /* _ASM_X86_SIGFRAME_H */
diff --git a/arch/x86/include/asm/sighandling.h b/arch/x86/include/asm/sighandling.h
new file mode 100644
index 000000000000..ada93b3b8c66
--- /dev/null
+++ b/arch/x86/include/asm/sighandling.h
@@ -0,0 +1,24 @@
+#ifndef _ASM_X86_SIGHANDLING_H
+#define _ASM_X86_SIGHANDLING_H
+
+#include <linux/compiler.h>
+#include <linux/ptrace.h>
+#include <linux/signal.h>
+
+#include <asm/processor-flags.h>
+
+#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
+
+#define __FIX_EFLAGS	(X86_EFLAGS_AC | X86_EFLAGS_OF | \
+			 X86_EFLAGS_DF | X86_EFLAGS_TF | X86_EFLAGS_SF | \
+			 X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \
+			 X86_EFLAGS_CF)
+
+void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
+
+int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc,
+		       unsigned long *pax);
+int setup_sigcontext(struct sigcontext __user *sc, void __user *fpstate,
+		     struct pt_regs *regs, unsigned long mask);
+
+#endif /* _ASM_X86_SIGHANDLING_H */
diff --git a/arch/x86/include/asm/sys_ia32.h b/arch/x86/include/asm/sys_ia32.h
index cb238526a9f1..3fda9db48819 100644
--- a/arch/x86/include/asm/sys_ia32.h
+++ b/arch/x86/include/asm/sys_ia32.h
@@ -10,6 +10,8 @@
 #ifndef _ASM_X86_SYS_IA32_H
 #define _ASM_X86_SYS_IA32_H
 
+#ifdef CONFIG_COMPAT
+
 #include <linux/compiler.h>
 #include <linux/linkage.h>
 #include <linux/types.h>
@@ -36,8 +38,6 @@ asmlinkage long sys32_rt_sigaction(int, struct sigaction32 __user *,
 				   struct sigaction32 __user *, unsigned int);
 asmlinkage long sys32_sigaction(int, struct old_sigaction32 __user *,
 				struct old_sigaction32 __user *);
-asmlinkage long sys32_rt_sigprocmask(int, compat_sigset_t __user *,
-				     compat_sigset_t __user *, unsigned int);
 asmlinkage long sys32_alarm(unsigned int);
 
 asmlinkage long sys32_waitpid(compat_pid_t, unsigned int *, int);
@@ -83,4 +83,7 @@ asmlinkage long sys32_ipc(u32, int, int, int, compat_uptr_t, u32);
 
 asmlinkage long sys32_fanotify_mark(int, unsigned int, u32, u32, int,
 				    const char __user *);
+
+#endif /* CONFIG_COMPAT */
+
 #endif /* _ASM_X86_SYS_IA32_H */
diff --git a/arch/x86/include/asm/syscall.h b/arch/x86/include/asm/syscall.h
index d962e5652a73..386b78686c4d 100644
--- a/arch/x86/include/asm/syscall.h
+++ b/arch/x86/include/asm/syscall.h
@@ -16,6 +16,7 @@
 #include <linux/sched.h>
 #include <linux/err.h>
 #include <asm/asm-offsets.h>	/* For NR_syscalls */
+#include <asm/unistd.h>
 
 extern const unsigned long sys_call_table[];
 
@@ -26,13 +27,13 @@ extern const unsigned long sys_call_table[];
  */
 static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
 {
-	return regs->orig_ax;
+	return regs->orig_ax & __SYSCALL_MASK;
 }
 
 static inline void syscall_rollback(struct task_struct *task,
 				    struct pt_regs *regs)
 {
-	regs->ax = regs->orig_ax;
+	regs->ax = regs->orig_ax & __SYSCALL_MASK;
 }
 
 static inline long syscall_get_error(struct task_struct *task,
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index bc817cd8b443..ad6df8ccd715 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -86,7 +86,7 @@ struct thread_info {
 #define TIF_MCE_NOTIFY		10	/* notify userspace of an MCE */
 #define TIF_USER_RETURN_NOTIFY	11	/* notify kernel of userspace return */
 #define TIF_NOTSC		16	/* TSC is not accessible in userland */
-#define TIF_IA32		17	/* 32bit process */
+#define TIF_IA32		17	/* IA32 compatibility process */
 #define TIF_FORK		18	/* ret_from_fork */
 #define TIF_MEMDIE		20	/* is terminating due to OOM killer */
 #define TIF_DEBUG		21	/* uses debug registers */
@@ -95,6 +95,8 @@ struct thread_info {
 #define TIF_BLOCKSTEP		25	/* set when we want DEBUGCTLMSR_BTF */
 #define TIF_LAZY_MMU_UPDATES	27	/* task is updating the mmu lazily */
 #define TIF_SYSCALL_TRACEPOINT	28	/* syscall tracepoint instrumentation */
+#define TIF_ADDR32		29	/* 32-bit address space on 64 bits */
+#define TIF_X32			30	/* 32-bit native x86-64 binary */
 
 #define _TIF_SYSCALL_TRACE	(1 << TIF_SYSCALL_TRACE)
 #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
@@ -116,6 +118,8 @@ struct thread_info {
 #define _TIF_BLOCKSTEP		(1 << TIF_BLOCKSTEP)
 #define _TIF_LAZY_MMU_UPDATES	(1 << TIF_LAZY_MMU_UPDATES)
 #define _TIF_SYSCALL_TRACEPOINT	(1 << TIF_SYSCALL_TRACEPOINT)
+#define _TIF_ADDR32		(1 << TIF_ADDR32)
+#define _TIF_X32		(1 << TIF_X32)
 
 /* work to do in syscall_trace_enter() */
 #define _TIF_WORK_SYSCALL_ENTRY	\
@@ -247,8 +251,6 @@ static inline struct thread_info *current_thread_info(void)
  * ever touches our thread-synchronous status, so we don't
  * have to worry about atomic accesses.
  */
-#define TS_USEDFPU		0x0001	/* FPU was used by this task
-					   this quantum (SMP) */
 #define TS_COMPAT		0x0002	/* 32bit syscall active (64BIT)*/
 #define TS_POLLING		0x0004	/* idle task polling need_resched,
 					   skip sending interrupt */
@@ -264,6 +266,18 @@ static inline void set_restore_sigmask(void)
 	ti->status |= TS_RESTORE_SIGMASK;
 	set_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags);
 }
+
+static inline bool is_ia32_task(void)
+{
+#ifdef CONFIG_X86_32
+	return true;
+#endif
+#ifdef CONFIG_IA32_EMULATION
+	if (current_thread_info()->status & TS_COMPAT)
+		return true;
+#endif
+	return false;
+}
 #endif	/* !__ASSEMBLY__ */
 
 #ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
index 0012d0902c5f..88eae2aec619 100644
--- a/arch/x86/include/asm/traps.h
+++ b/arch/x86/include/asm/traps.h
@@ -89,4 +89,29 @@ asmlinkage void smp_thermal_interrupt(void);
 asmlinkage void mce_threshold_interrupt(void);
 #endif
 
+/* Interrupts/Exceptions */
+enum {
+	X86_TRAP_DE = 0,	/*  0, Divide-by-zero */
+	X86_TRAP_DB,		/*  1, Debug */
+	X86_TRAP_NMI,		/*  2, Non-maskable Interrupt */
+	X86_TRAP_BP,		/*  3, Breakpoint */
+	X86_TRAP_OF,		/*  4, Overflow */
+	X86_TRAP_BR,		/*  5, Bound Range Exceeded */
+	X86_TRAP_UD,		/*  6, Invalid Opcode */
+	X86_TRAP_NM,		/*  7, Device Not Available */
+	X86_TRAP_DF,		/*  8, Double Fault */
+	X86_TRAP_OLD_MF,	/*  9, Coprocessor Segment Overrun */
+	X86_TRAP_TS,		/* 10, Invalid TSS */
+	X86_TRAP_NP,		/* 11, Segment Not Present */
+	X86_TRAP_SS,		/* 12, Stack Segment Fault */
+	X86_TRAP_GP,		/* 13, General Protection Fault */
+	X86_TRAP_PF,		/* 14, Page Fault */
+	X86_TRAP_SPURIOUS,	/* 15, Spurious Interrupt */
+	X86_TRAP_MF,		/* 16, x87 Floating-Point Exception */
+	X86_TRAP_AC,		/* 17, Alignment Check */
+	X86_TRAP_MC,		/* 18, Machine Check */
+	X86_TRAP_XF,		/* 19, SIMD Floating-Point Exception */
+	X86_TRAP_IRET = 32,	/* 32, IRET Exception */
+};
+
 #endif /* _ASM_X86_TRAPS_H */
diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h
index 21f77b89e47a..37cdc9d99bb1 100644
--- a/arch/x86/include/asm/unistd.h
+++ b/arch/x86/include/asm/unistd.h
@@ -1,7 +1,17 @@
 #ifndef _ASM_X86_UNISTD_H
 #define _ASM_X86_UNISTD_H 1
 
+/* x32 syscall flag bit */
+#define __X32_SYSCALL_BIT	0x40000000
+
 #ifdef __KERNEL__
+
+# ifdef CONFIG_X86_X32_ABI
+#  define __SYSCALL_MASK (~(__X32_SYSCALL_BIT))
+# else
+#  define __SYSCALL_MASK (~0)
+# endif
+
 # ifdef CONFIG_X86_32
 
 #  include <asm/unistd_32.h>
@@ -14,6 +24,7 @@
 # else
 
 #  include <asm/unistd_64.h>
+#  include <asm/unistd_64_x32.h>
 #  define __ARCH_WANT_COMPAT_SYS_TIME
 
 # endif
@@ -52,8 +63,10 @@
 #else
 # ifdef __i386__
 #  include <asm/unistd_32.h>
-# else
+# elif defined(__LP64__)
 #  include <asm/unistd_64.h>
+# else
+#  include <asm/unistd_x32.h>
 # endif
 #endif
 
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c
index 834e897b1e25..1b4754f82ba7 100644
--- a/arch/x86/kernel/asm-offsets_64.c
+++ b/arch/x86/kernel/asm-offsets_64.c
@@ -1,6 +1,12 @@
 #include <asm/ia32.h>
 
 #define __SYSCALL_64(nr, sym, compat) [nr] = 1,
+#define __SYSCALL_COMMON(nr, sym, compat) [nr] = 1,
+#ifdef CONFIG_X86_X32_ABI
+# define __SYSCALL_X32(nr, sym, compat) [nr] = 1,
+#else
+# define __SYSCALL_X32(nr, sym, compat) /* nothing */
+#endif
 static char syscalls_64[] = {
 #include <asm/syscalls_64.h>
 };
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index d43cad74f166..c0f7d68d318f 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1044,6 +1044,9 @@ DEFINE_PER_CPU(char *, irq_stack_ptr) =
 
 DEFINE_PER_CPU(unsigned int, irq_count) = -1;
 
+DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);
+EXPORT_PER_CPU_SYMBOL(fpu_owner_task);
+
 /*
  * Special IST stacks which the CPU switches to when it calls
  * an IST-marked descriptor entry. Up to 7 stacks (hardware
@@ -1111,6 +1114,8 @@ void debug_stack_reset(void)
 
 DEFINE_PER_CPU(struct task_struct *, current_task) = &init_task;
 EXPORT_PER_CPU_SYMBOL(current_task);
+DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);
+EXPORT_PER_CPU_SYMBOL(fpu_owner_task);
 
 #ifdef CONFIG_CC_STACKPROTECTOR
 DEFINE_PER_CPU_ALIGNED(struct stack_canary, stack_canary);
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 6b45e5e7a901..73d08ed98a64 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -326,8 +326,7 @@ static void __cpuinit amd_calc_l3_indices(struct amd_northbridge *nb)
 	l3->indices = (max(max3(sc0, sc1, sc2), sc3) << 10) - 1;
 }
 
-static void __cpuinit amd_init_l3_cache(struct _cpuid4_info_regs *this_leaf,
-					int index)
+static void __cpuinit amd_init_l3_cache(struct _cpuid4_info_regs *this_leaf, int index)
 {
 	int node;
 
@@ -725,14 +724,16 @@ static DEFINE_PER_CPU(struct _cpuid4_info *, ici_cpuid4_info);
 #define CPUID4_INFO_IDX(x, y)	(&((per_cpu(ici_cpuid4_info, x))[y]))
 
 #ifdef CONFIG_SMP
-static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index)
+
+static int __cpuinit cache_shared_amd_cpu_map_setup(unsigned int cpu, int index)
 {
-	struct _cpuid4_info	*this_leaf, *sibling_leaf;
-	unsigned long num_threads_sharing;
-	int index_msb, i, sibling;
+	struct _cpuid4_info *this_leaf;
+	int ret, i, sibling;
 	struct cpuinfo_x86 *c = &cpu_data(cpu);
 
-	if ((index == 3) && (c->x86_vendor == X86_VENDOR_AMD)) {
+	ret = 0;
+	if (index == 3) {
+		ret = 1;
 		for_each_cpu(i, cpu_llc_shared_mask(cpu)) {
 			if (!per_cpu(ici_cpuid4_info, i))
 				continue;
@@ -743,8 +744,35 @@ static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index)
 				set_bit(sibling, this_leaf->shared_cpu_map);
 			}
 		}
-		return;
+	} else if ((c->x86 == 0x15) && ((index == 1) || (index == 2))) {
+		ret = 1;
+		for_each_cpu(i, cpu_sibling_mask(cpu)) {
+			if (!per_cpu(ici_cpuid4_info, i))
+				continue;
+			this_leaf = CPUID4_INFO_IDX(i, index);
+			for_each_cpu(sibling, cpu_sibling_mask(cpu)) {
+				if (!cpu_online(sibling))
+					continue;
+				set_bit(sibling, this_leaf->shared_cpu_map);
+			}
+		}
 	}
+
+	return ret;
+}
+
+static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index)
+{
+	struct _cpuid4_info *this_leaf, *sibling_leaf;
+	unsigned long num_threads_sharing;
+	int index_msb, i;
+	struct cpuinfo_x86 *c = &cpu_data(cpu);
+
+	if (c->x86_vendor == X86_VENDOR_AMD) {
+		if (cache_shared_amd_cpu_map_setup(cpu, index))
+			return;
+	}
+
 	this_leaf = CPUID4_INFO_IDX(cpu, index);
 	num_threads_sharing = 1 + this_leaf->base.eax.split.num_threads_sharing;
 
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 786e76a86322..e4eeaaf58a47 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -528,6 +528,7 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank)
 
 	sprintf(name, "threshold_bank%i", bank);
 
+#ifdef CONFIG_SMP
 	if (cpu_data(cpu).cpu_core_id && shared_bank[bank]) {	/* symlink */
 		i = cpumask_first(cpu_llc_shared_mask(cpu));
 
@@ -553,6 +554,7 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank)
 
 		goto out;
 	}
+#endif
 
 	b = kzalloc(sizeof(struct threshold_bank), GFP_KERNEL);
 	if (!b) {
diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c
index 79289632cb27..a041e094b8b9 100644
--- a/arch/x86/kernel/cpu/mtrr/if.c
+++ b/arch/x86/kernel/cpu/mtrr/if.c
@@ -167,6 +167,7 @@ mtrr_ioctl(struct file *file, unsigned int cmd, unsigned long __arg)
 {
 	int err = 0;
 	mtrr_type type;
+	unsigned long base;
 	unsigned long size;
 	struct mtrr_sentry sentry;
 	struct mtrr_gentry gentry;
@@ -267,14 +268,14 @@ mtrr_ioctl(struct file *file, unsigned int cmd, unsigned long __arg)
 #endif
 		if (gentry.regnum >= num_var_ranges)
 			return -EINVAL;
-		mtrr_if->get(gentry.regnum, &gentry.base, &size, &type);
+		mtrr_if->get(gentry.regnum, &base, &size, &type);
 
 		/* Hide entries that go above 4GB */
-		if (gentry.base + size - 1 >= (1UL << (8 * sizeof(gentry.size) - PAGE_SHIFT))
+		if (base + size - 1 >= (1UL << (8 * sizeof(gentry.size) - PAGE_SHIFT))
 		    || size >= (1UL << (8 * sizeof(gentry.size) - PAGE_SHIFT)))
 			gentry.base = gentry.size = gentry.type = 0;
 		else {
-			gentry.base <<= PAGE_SHIFT;
+			gentry.base = base << PAGE_SHIFT;
 			gentry.size = size << PAGE_SHIFT;
 			gentry.type = type;
 		}
@@ -321,11 +322,12 @@ mtrr_ioctl(struct file *file, unsigned int cmd, unsigned long __arg)
 #endif
 		if (gentry.regnum >= num_var_ranges)
 			return -EINVAL;
-		mtrr_if->get(gentry.regnum, &gentry.base, &size, &type);
+		mtrr_if->get(gentry.regnum, &base, &size, &type);
 		/* Hide entries that would overflow */
 		if (size != (__typeof__(gentry.size))size)
 			gentry.base = gentry.size = gentry.type = 0;
 		else {
+			gentry.base = base;
 			gentry.size = size;
 			gentry.type = type;
 		}
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 3c44b712380c..1c52bdbb9b8b 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -29,7 +29,6 @@
 #include <asm/apic.h>
 #include <asm/stacktrace.h>
 #include <asm/nmi.h>
-#include <asm/compat.h>
 #include <asm/smp.h>
 #include <asm/alternative.h>
 #include <asm/timer.h>
@@ -988,6 +987,9 @@ static void x86_pmu_start(struct perf_event *event, int flags)
 	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	int idx = event->hw.idx;
 
+	if (WARN_ON_ONCE(!(event->hw.state & PERF_HES_STOPPED)))
+		return;
+
 	if (WARN_ON_ONCE(idx == -1))
 		return;
 
@@ -1674,6 +1676,9 @@ perf_callchain_kernel(struct perf_callchain_entry *entry, struct pt_regs *regs)
 }
 
 #ifdef CONFIG_COMPAT
+
+#include <asm/compat.h>
+
 static inline int
 perf_callchain_user32(struct pt_regs *regs, struct perf_callchain_entry *entry)
 {
diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h
index 513d617b93c4..82db83b5c3bc 100644
--- a/arch/x86/kernel/cpu/perf_event.h
+++ b/arch/x86/kernel/cpu/perf_event.h
@@ -147,7 +147,9 @@ struct cpu_hw_events {
 	/*
 	 * AMD specific bits
 	 */
-	struct amd_nb		*amd_nb;
+	struct amd_nb			*amd_nb;
+	/* Inverted mask of bits to clear in the perf_ctr ctrl registers */
+	u64				perf_ctr_virt_mask;
 
 	void				*kfree_on_online;
 };
@@ -425,9 +427,11 @@ void x86_pmu_disable_all(void);
 static inline void __x86_pmu_enable_event(struct hw_perf_event *hwc,
 					  u64 enable_mask)
 {
+	u64 disable_mask = __this_cpu_read(cpu_hw_events.perf_ctr_virt_mask);
+
 	if (hwc->extra_reg.reg)
 		wrmsrl(hwc->extra_reg.reg, hwc->extra_reg.config);
-	wrmsrl(hwc->config_base, hwc->config | enable_mask);
+	wrmsrl(hwc->config_base, (hwc->config | enable_mask) & ~disable_mask);
 }
 
 void x86_pmu_enable_all(int added);
diff --git a/arch/x86/kernel/cpu/perf_event_amd.c b/arch/x86/kernel/cpu/perf_event_amd.c
index 0397b23be8e9..67250a52430b 100644
--- a/arch/x86/kernel/cpu/perf_event_amd.c
+++ b/arch/x86/kernel/cpu/perf_event_amd.c
@@ -1,4 +1,5 @@
 #include <linux/perf_event.h>
+#include <linux/export.h>
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/slab.h>
@@ -357,7 +358,9 @@ static void amd_pmu_cpu_starting(int cpu)
 	struct amd_nb *nb;
 	int i, nb_id;
 
-	if (boot_cpu_data.x86_max_cores < 2)
+	cpuc->perf_ctr_virt_mask = AMD_PERFMON_EVENTSEL_HOSTONLY;
+
+	if (boot_cpu_data.x86_max_cores < 2 || boot_cpu_data.x86 == 0x15)
 		return;
 
 	nb_id = amd_get_nb_id(cpu);
@@ -587,9 +590,9 @@ static __initconst const struct x86_pmu amd_pmu_f15h = {
 	.put_event_constraints	= amd_put_event_constraints,
 
 	.cpu_prepare		= amd_pmu_cpu_prepare,
-	.cpu_starting		= amd_pmu_cpu_starting,
 	.cpu_dead		= amd_pmu_cpu_dead,
 #endif
+	.cpu_starting		= amd_pmu_cpu_starting,
 };
 
 __init int amd_pmu_init(void)
@@ -621,3 +624,33 @@ __init int amd_pmu_init(void)
 
 	return 0;
 }
+
+void amd_pmu_enable_virt(void)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+
+	cpuc->perf_ctr_virt_mask = 0;
+
+	/* Reload all events */
+	x86_pmu_disable_all();
+	x86_pmu_enable_all(0);
+}
+EXPORT_SYMBOL_GPL(amd_pmu_enable_virt);
+
+void amd_pmu_disable_virt(void)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+
+	/*
+	 * We only mask out the Host-only bit so that host-only counting works
+	 * when SVM is disabled. If someone sets up a guest-only counter when
+	 * SVM is disabled the Guest-only bits still gets set and the counter
+	 * will not count anything.
+	 */
+	cpuc->perf_ctr_virt_mask = AMD_PERFMON_EVENTSEL_HOSTONLY;
+
+	/* Reload all events */
+	x86_pmu_disable_all();
+	x86_pmu_enable_all(0);
+}
+EXPORT_SYMBOL_GPL(amd_pmu_disable_virt);
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 4025fe4f928f..28f98706b08b 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -265,7 +265,7 @@ int __kprobes __die(const char *str, struct pt_regs *regs, long err)
 #endif
 	printk("\n");
 	if (notify_die(DIE_OOPS, str, regs, err,
-			current->thread.trap_no, SIGSEGV) == NOTIFY_STOP)
+			current->thread.trap_nr, SIGSEGV) == NOTIFY_STOP)
 		return 1;
 
 	show_registers(regs);
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 3fe8239fd8fb..2925e14fb1d9 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -482,7 +482,12 @@ GLOBAL(system_call_after_swapgs)
 	testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET)
 	jnz tracesys
 system_call_fastpath:
+#if __SYSCALL_MASK == ~0
 	cmpq $__NR_syscall_max,%rax
+#else
+	andl $__SYSCALL_MASK,%eax
+	cmpl $__NR_syscall_max,%eax
+#endif
 	ja badsys
 	movq %r10,%rcx
 	call *sys_call_table(,%rax,8)  # XXX:	 rip relative
@@ -596,7 +601,12 @@ tracesys:
 	 */
 	LOAD_ARGS ARGOFFSET, 1
 	RESTORE_REST
+#if __SYSCALL_MASK == ~0
 	cmpq $__NR_syscall_max,%rax
+#else
+	andl $__SYSCALL_MASK,%eax
+	cmpl $__NR_syscall_max,%eax
+#endif
 	ja   int_ret_from_sys_call	/* RAX(%rsp) set to -ENOSYS above */
 	movq %r10,%rcx	/* fixup for C */
 	call *sys_call_table(,%rax,8)
@@ -736,6 +746,40 @@ ENTRY(stub_rt_sigreturn)
 	CFI_ENDPROC
 END(stub_rt_sigreturn)
 
+#ifdef CONFIG_X86_X32_ABI
+	PTREGSCALL stub_x32_sigaltstack, sys32_sigaltstack, %rdx
+
+ENTRY(stub_x32_rt_sigreturn)
+	CFI_STARTPROC
+	addq $8, %rsp
+	PARTIAL_FRAME 0
+	SAVE_REST
+	movq %rsp,%rdi
+	FIXUP_TOP_OF_STACK %r11
+	call sys32_x32_rt_sigreturn
+	movq %rax,RAX(%rsp) # fixme, this could be done at the higher layer
+	RESTORE_REST
+	jmp int_ret_from_sys_call
+	CFI_ENDPROC
+END(stub_x32_rt_sigreturn)
+
+ENTRY(stub_x32_execve)
+	CFI_STARTPROC
+	addq $8, %rsp
+	PARTIAL_FRAME 0
+	SAVE_REST
+	FIXUP_TOP_OF_STACK %r11
+	movq %rsp, %rcx
+	call sys32_execve
+	RESTORE_TOP_OF_STACK %r11
+	movq %rax,RAX(%rsp)
+	RESTORE_REST
+	jmp int_ret_from_sys_call
+	CFI_ENDPROC
+END(stub_x32_execve)
+
+#endif
+
 /*
  * Build the entry stubs and pointer table with some assembler magic.
  * We pack 7 stubs into a single 32-byte chunk, which will fit in a
@@ -1532,10 +1576,17 @@ ENTRY(nmi)
 	pushq_cfi %rdx
 
 	/*
+	 * If %cs was not the kernel segment, then the NMI triggered in user
+	 * space, which means it is definitely not nested.
+	 */
+	cmpl $__KERNEL_CS, 16(%rsp)
+	jne first_nmi
+
+	/*
 	 * Check the special variable on the stack to see if NMIs are
 	 * executing.
 	 */
-	cmp $1, -8(%rsp)
+	cmpl $1, -8(%rsp)
 	je nested_nmi
 
 	/*
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index 313fb5cddbce..7b77062dea11 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -61,7 +61,7 @@ static irqreturn_t math_error_irq(int cpl, void *dev_id)
 	outb(0, 0xF0);
 	if (ignore_fpu_irq || !boot_cpu_data.hard_math)
 		return IRQ_NONE;
-	math_error(get_irq_regs(), 0, 16);
+	math_error(get_irq_regs(), 0, X86_TRAP_MF);
 	return IRQ_HANDLED;
 }
 
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index ac0417be9131..73465aab28f8 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -360,7 +360,6 @@ out:
 static enum ucode_state
 request_microcode_user(int cpu, const void __user *buf, size_t size)
 {
-	pr_info("AMD microcode update via /dev/cpu/microcode not supported\n");
 	return UCODE_ERROR;
 }
 
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 485204f58cda..c08d1ff12b7c 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -214,6 +214,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
 
 	task_user_gs(p) = get_user_gs(regs);
 
+	p->fpu_counter = 0;
 	p->thread.io_bitmap_ptr = NULL;
 	tsk = current;
 	err = -ENOMEM;
@@ -299,22 +300,11 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 				 *next = &next_p->thread;
 	int cpu = smp_processor_id();
 	struct tss_struct *tss = &per_cpu(init_tss, cpu);
-	bool preload_fpu;
+	fpu_switch_t fpu;
 
 	/* never put a printk in __switch_to... printk() calls wake_up*() indirectly */
 
-	/*
-	 * If the task has used fpu the last 5 timeslices, just do a full
-	 * restore of the math state immediately to avoid the trap; the
-	 * chances of needing FPU soon are obviously high now
-	 */
-	preload_fpu = tsk_used_math(next_p) && next_p->fpu_counter > 5;
-
-	__unlazy_fpu(prev_p);
-
-	/* we're going to use this soon, after a few expensive things */
-	if (preload_fpu)
-		prefetch(next->fpu.state);
+	fpu = switch_fpu_prepare(prev_p, next_p, cpu);
 
 	/*
 	 * Reload esp0.
@@ -354,11 +344,6 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 		     task_thread_info(next_p)->flags & _TIF_WORK_CTXSW_NEXT))
 		__switch_to_xtra(prev_p, next_p, tss);
 
-	/* If we're going to preload the fpu context, make sure clts
-	   is run while we're batching the cpu state updates. */
-	if (preload_fpu)
-		clts();
-
 	/*
 	 * Leave lazy mode, flushing any hypercalls made here.
 	 * This must be done before restoring TLS segments so
@@ -368,15 +353,14 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 	 */
 	arch_end_context_switch(next_p);
 
-	if (preload_fpu)
-		__math_state_restore();
-
 	/*
 	 * Restore %gs if needed (which is common)
 	 */
 	if (prev->gs | next->gs)
 		lazy_load_gs(next->gs);
 
+	switch_fpu_finish(next_p, fpu);
+
 	percpu_write(current_task, next_p);
 
 	return prev_p;
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 9b9fe4a85c87..550e77b1b948 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -286,6 +286,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
 
 	set_tsk_thread_flag(p, TIF_FORK);
 
+	p->fpu_counter = 0;
 	p->thread.io_bitmap_ptr = NULL;
 
 	savesegment(gs, p->thread.gsindex);
@@ -364,7 +365,9 @@ start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
 void start_thread_ia32(struct pt_regs *regs, u32 new_ip, u32 new_sp)
 {
 	start_thread_common(regs, new_ip, new_sp,
-			    __USER32_CS, __USER32_DS, __USER32_DS);
+			    test_thread_flag(TIF_X32)
+			    ? __USER_CS : __USER32_CS,
+			    __USER_DS, __USER_DS);
 }
 #endif
 
@@ -386,18 +389,9 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 	int cpu = smp_processor_id();
 	struct tss_struct *tss = &per_cpu(init_tss, cpu);
 	unsigned fsindex, gsindex;
-	bool preload_fpu;
+	fpu_switch_t fpu;
 
-	/*
-	 * If the task has used fpu the last 5 timeslices, just do a full
-	 * restore of the math state immediately to avoid the trap; the
-	 * chances of needing FPU soon are obviously high now
-	 */
-	preload_fpu = tsk_used_math(next_p) && next_p->fpu_counter > 5;
-
-	/* we're going to use this soon, after a few expensive things */
-	if (preload_fpu)
-		prefetch(next->fpu.state);
+	fpu = switch_fpu_prepare(prev_p, next_p, cpu);
 
 	/*
 	 * Reload esp0, LDT and the page table pointer:
@@ -427,13 +421,6 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 
 	load_TLS(next, cpu);
 
-	/* Must be after DS reload */
-	__unlazy_fpu(prev_p);
-
-	/* Make sure cpu is ready for new context */
-	if (preload_fpu)
-		clts();
-
 	/*
 	 * Leave lazy mode, flushing any hypercalls made here.
 	 * This must be done before restoring TLS segments so
@@ -474,6 +461,8 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 		wrmsrl(MSR_KERNEL_GS_BASE, next->gs);
 	prev->gsindex = gsindex;
 
+	switch_fpu_finish(next_p, fpu);
+
 	/*
 	 * Switch the PDA and FPU contexts.
 	 */
@@ -492,13 +481,6 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 		     task_thread_info(prev_p)->flags & _TIF_WORK_CTXSW_PREV))
 		__switch_to_xtra(prev_p, next_p, tss);
 
-	/*
-	 * Preload the FPU context, now that we've determined that the
-	 * task is likely to be using it. 
-	 */
-	if (preload_fpu)
-		__math_state_restore();
-
 	return prev_p;
 }
 
@@ -508,6 +490,8 @@ void set_personality_64bit(void)
 
 	/* Make sure to be in 64bit mode */
 	clear_thread_flag(TIF_IA32);
+	clear_thread_flag(TIF_ADDR32);
+	clear_thread_flag(TIF_X32);
 
 	/* Ensure the corresponding mm is not marked. */
 	if (current->mm)
@@ -520,20 +504,31 @@ void set_personality_64bit(void)
 	current->personality &= ~READ_IMPLIES_EXEC;
 }
 
-void set_personality_ia32(void)
+void set_personality_ia32(bool x32)
 {
 	/* inherit personality from parent */
 
 	/* Make sure to be in 32bit mode */
-	set_thread_flag(TIF_IA32);
-	current->personality |= force_personality32;
+	set_thread_flag(TIF_ADDR32);
 
 	/* Mark the associated mm as containing 32-bit tasks. */
 	if (current->mm)
 		current->mm->context.ia32_compat = 1;
 
-	/* Prepare the first "return" to user space */
-	current_thread_info()->status |= TS_COMPAT;
+	if (x32) {
+		clear_thread_flag(TIF_IA32);
+		set_thread_flag(TIF_X32);
+		current->personality &= ~READ_IMPLIES_EXEC;
+		/* is_compat_task() uses the presence of the x32
+		   syscall bit flag to determine compat status */
+		current_thread_info()->status &= ~TS_COMPAT;
+	} else {
+		set_thread_flag(TIF_IA32);
+		clear_thread_flag(TIF_X32);
+		current->personality |= force_personality32;
+		/* Prepare the first "return" to user space */
+		current_thread_info()->status |= TS_COMPAT;
+	}
 }
 
 unsigned long get_wchan(struct task_struct *p)
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 50267386b766..6fb330adc7c7 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -33,6 +33,7 @@
 #include <asm/prctl.h>
 #include <asm/proto.h>
 #include <asm/hw_breakpoint.h>
+#include <asm/traps.h>
 
 #include "tls.h"
 
@@ -1130,6 +1131,100 @@ static int genregs32_set(struct task_struct *target,
 	return ret;
 }
 
+#ifdef CONFIG_X86_X32_ABI
+static long x32_arch_ptrace(struct task_struct *child,
+			    compat_long_t request, compat_ulong_t caddr,
+			    compat_ulong_t cdata)
+{
+	unsigned long addr = caddr;
+	unsigned long data = cdata;
+	void __user *datap = compat_ptr(data);
+	int ret;
+
+	switch (request) {
+	/* Read 32bits at location addr in the USER area.  Only allow
+	   to return the lower 32bits of segment and debug registers.  */
+	case PTRACE_PEEKUSR: {
+		u32 tmp;
+
+		ret = -EIO;
+		if ((addr & (sizeof(data) - 1)) || addr >= sizeof(struct user) ||
+		    addr < offsetof(struct user_regs_struct, cs))
+			break;
+
+		tmp = 0;  /* Default return condition */
+		if (addr < sizeof(struct user_regs_struct))
+			tmp = getreg(child, addr);
+		else if (addr >= offsetof(struct user, u_debugreg[0]) &&
+			 addr <= offsetof(struct user, u_debugreg[7])) {
+			addr -= offsetof(struct user, u_debugreg[0]);
+			tmp = ptrace_get_debugreg(child, addr / sizeof(data));
+		}
+		ret = put_user(tmp, (__u32 __user *)datap);
+		break;
+	}
+
+	/* Write the word at location addr in the USER area.  Only allow
+	   to update segment and debug registers with the upper 32bits
+	   zero-extended. */
+	case PTRACE_POKEUSR:
+		ret = -EIO;
+		if ((addr & (sizeof(data) - 1)) || addr >= sizeof(struct user) ||
+		    addr < offsetof(struct user_regs_struct, cs))
+			break;
+
+		if (addr < sizeof(struct user_regs_struct))
+			ret = putreg(child, addr, data);
+		else if (addr >= offsetof(struct user, u_debugreg[0]) &&
+			 addr <= offsetof(struct user, u_debugreg[7])) {
+			addr -= offsetof(struct user, u_debugreg[0]);
+			ret = ptrace_set_debugreg(child,
+						  addr / sizeof(data), data);
+		}
+		break;
+
+	case PTRACE_GETREGS:	/* Get all gp regs from the child. */
+		return copy_regset_to_user(child,
+					   task_user_regset_view(current),
+					   REGSET_GENERAL,
+					   0, sizeof(struct user_regs_struct),
+					   datap);
+
+	case PTRACE_SETREGS:	/* Set all gp regs in the child. */
+		return copy_regset_from_user(child,
+					     task_user_regset_view(current),
+					     REGSET_GENERAL,
+					     0, sizeof(struct user_regs_struct),
+					     datap);
+
+	case PTRACE_GETFPREGS:	/* Get the child FPU state. */
+		return copy_regset_to_user(child,
+					   task_user_regset_view(current),
+					   REGSET_FP,
+					   0, sizeof(struct user_i387_struct),
+					   datap);
+
+	case PTRACE_SETFPREGS:	/* Set the child FPU state. */
+		return copy_regset_from_user(child,
+					     task_user_regset_view(current),
+					     REGSET_FP,
+					     0, sizeof(struct user_i387_struct),
+					     datap);
+
+		/* normal 64bit interface to access TLS data.
+		   Works just like arch_prctl, except that the arguments
+		   are reversed. */
+	case PTRACE_ARCH_PRCTL:
+		return do_arch_prctl(child, data, addr);
+
+	default:
+		return compat_ptrace_request(child, request, addr, data);
+	}
+
+	return ret;
+}
+#endif
+
 long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
 			compat_ulong_t caddr, compat_ulong_t cdata)
 {
@@ -1139,6 +1234,11 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
 	int ret;
 	__u32 val;
 
+#ifdef CONFIG_X86_X32_ABI
+	if (!is_ia32_task())
+		return x32_arch_ptrace(child, request, caddr, cdata);
+#endif
+
 	switch (request) {
 	case PTRACE_PEEKUSR:
 		ret = getreg32(child, addr, &val);
@@ -1326,7 +1426,7 @@ static void fill_sigtrap_info(struct task_struct *tsk,
 				int error_code, int si_code,
 				struct siginfo *info)
 {
-	tsk->thread.trap_no = 1;
+	tsk->thread.trap_nr = X86_TRAP_DB;
 	tsk->thread.error_code = error_code;
 
 	memset(info, 0, sizeof(*info));
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 46a01bdc27e2..9c73acc1c860 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -10,10 +10,8 @@
 #include <linux/mm.h>
 #include <linux/smp.h>
 #include <linux/kernel.h>
-#include <linux/signal.h>
 #include <linux/errno.h>
 #include <linux/wait.h>
-#include <linux/ptrace.h>
 #include <linux/tracehook.h>
 #include <linux/unistd.h>
 #include <linux/stddef.h>
@@ -26,10 +24,12 @@
 #include <asm/i387.h>
 #include <asm/vdso.h>
 #include <asm/mce.h>
+#include <asm/sighandling.h>
 
 #ifdef CONFIG_X86_64
 #include <asm/proto.h>
 #include <asm/ia32_unistd.h>
+#include <asm/sys_ia32.h>
 #endif /* CONFIG_X86_64 */
 
 #include <asm/syscall.h>
@@ -37,13 +37,6 @@
 
 #include <asm/sigframe.h>
 
-#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-
-#define __FIX_EFLAGS	(X86_EFLAGS_AC | X86_EFLAGS_OF | \
-			 X86_EFLAGS_DF | X86_EFLAGS_TF | X86_EFLAGS_SF | \
-			 X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \
-			 X86_EFLAGS_CF)
-
 #ifdef CONFIG_X86_32
 # define FIX_EFLAGS	(__FIX_EFLAGS | X86_EFLAGS_RF)
 #else
@@ -68,9 +61,8 @@
 	regs->seg = GET_SEG(seg) | 3;			\
 } while (0)
 
-static int
-restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc,
-		   unsigned long *pax)
+int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc,
+		       unsigned long *pax)
 {
 	void __user *buf;
 	unsigned int tmpflags;
@@ -125,9 +117,8 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc,
 	return err;
 }
 
-static int
-setup_sigcontext(struct sigcontext __user *sc, void __user *fpstate,
-		 struct pt_regs *regs, unsigned long mask)
+int setup_sigcontext(struct sigcontext __user *sc, void __user *fpstate,
+		     struct pt_regs *regs, unsigned long mask)
 {
 	int err = 0;
 
@@ -159,7 +150,7 @@ setup_sigcontext(struct sigcontext __user *sc, void __user *fpstate,
 		put_user_ex(regs->r15, &sc->r15);
 #endif /* CONFIG_X86_64 */
 
-		put_user_ex(current->thread.trap_no, &sc->trapno);
+		put_user_ex(current->thread.trap_nr, &sc->trapno);
 		put_user_ex(current->thread.error_code, &sc->err);
 		put_user_ex(regs->ip, &sc->ip);
 #ifdef CONFIG_X86_32
@@ -642,6 +633,16 @@ static int signr_convert(int sig)
 #define is_ia32	0
 #endif /* CONFIG_IA32_EMULATION */
 
+#ifdef CONFIG_X86_X32_ABI
+#define is_x32	test_thread_flag(TIF_X32)
+
+static int x32_setup_rt_frame(int sig, struct k_sigaction *ka,
+			      siginfo_t *info, compat_sigset_t *set,
+			      struct pt_regs *regs);
+#else /* !CONFIG_X86_X32_ABI */
+#define is_x32	0
+#endif /* CONFIG_X86_X32_ABI */
+
 int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
 		sigset_t *set, struct pt_regs *regs);
 int ia32_setup_frame(int sig, struct k_sigaction *ka,
@@ -666,8 +667,14 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
 			ret = ia32_setup_rt_frame(usig, ka, info, set, regs);
 		else
 			ret = ia32_setup_frame(usig, ka, set, regs);
-	} else
+#ifdef CONFIG_X86_X32_ABI
+	} else if (is_x32) {
+		ret = x32_setup_rt_frame(usig, ka, info,
+					 (compat_sigset_t *)set, regs);
+#endif
+	} else {
 		ret = __setup_rt_frame(sig, ka, info, set, regs);
+	}
 
 	if (ret) {
 		force_sigsegv(sig, current);
@@ -850,3 +857,102 @@ void signal_fault(struct pt_regs *regs, void __user *frame, char *where)
 
 	force_sig(SIGSEGV, me);
 }
+
+#ifdef CONFIG_X86_X32_ABI
+static int x32_setup_rt_frame(int sig, struct k_sigaction *ka,
+			      siginfo_t *info, compat_sigset_t *set,
+			      struct pt_regs *regs)
+{
+	struct rt_sigframe_x32 __user *frame;
+	void __user *restorer;
+	int err = 0;
+	void __user *fpstate = NULL;
+
+	frame = get_sigframe(ka, regs, sizeof(*frame), &fpstate);
+
+	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
+		return -EFAULT;
+
+	if (ka->sa.sa_flags & SA_SIGINFO) {
+		if (copy_siginfo_to_user32(&frame->info, info))
+			return -EFAULT;
+	}
+
+	put_user_try {
+		/* Create the ucontext.  */
+		if (cpu_has_xsave)
+			put_user_ex(UC_FP_XSTATE, &frame->uc.uc_flags);
+		else
+			put_user_ex(0, &frame->uc.uc_flags);
+		put_user_ex(0, &frame->uc.uc_link);
+		put_user_ex(current->sas_ss_sp, &frame->uc.uc_stack.ss_sp);
+		put_user_ex(sas_ss_flags(regs->sp),
+			    &frame->uc.uc_stack.ss_flags);
+		put_user_ex(current->sas_ss_size, &frame->uc.uc_stack.ss_size);
+		put_user_ex(0, &frame->uc.uc__pad0);
+		err |= setup_sigcontext(&frame->uc.uc_mcontext, fpstate,
+					regs, set->sig[0]);
+		err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
+
+		if (ka->sa.sa_flags & SA_RESTORER) {
+			restorer = ka->sa.sa_restorer;
+		} else {
+			/* could use a vstub here */
+			restorer = NULL;
+			err |= -EFAULT;
+		}
+		put_user_ex(restorer, &frame->pretcode);
+	} put_user_catch(err);
+
+	if (err)
+		return -EFAULT;
+
+	/* Set up registers for signal handler */
+	regs->sp = (unsigned long) frame;
+	regs->ip = (unsigned long) ka->sa.sa_handler;
+
+	/* We use the x32 calling convention here... */
+	regs->di = sig;
+	regs->si = (unsigned long) &frame->info;
+	regs->dx = (unsigned long) &frame->uc;
+
+	loadsegment(ds, __USER_DS);
+	loadsegment(es, __USER_DS);
+
+	regs->cs = __USER_CS;
+	regs->ss = __USER_DS;
+
+	return 0;
+}
+
+asmlinkage long sys32_x32_rt_sigreturn(struct pt_regs *regs)
+{
+	struct rt_sigframe_x32 __user *frame;
+	sigset_t set;
+	unsigned long ax;
+	struct pt_regs tregs;
+
+	frame = (struct rt_sigframe_x32 __user *)(regs->sp - 8);
+
+	if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
+		goto badframe;
+	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
+		goto badframe;
+
+	sigdelsetmask(&set, ~_BLOCKABLE);
+	set_current_blocked(&set);
+
+	if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &ax))
+		goto badframe;
+
+	tregs = *regs;
+	if (sys32_sigaltstack(&frame->uc.uc_stack, NULL, &tregs) == -EFAULT)
+		goto badframe;
+
+	return ax;
+
+badframe:
+	signal_fault(regs, frame, "x32 rt_sigreturn");
+	return 0;
+}
+#endif
diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c
index 051489082d59..f921df8c2099 100644
--- a/arch/x86/kernel/sys_x86_64.c
+++ b/arch/x86/kernel/sys_x86_64.c
@@ -98,7 +98,7 @@ out:
 static void find_start_end(unsigned long flags, unsigned long *begin,
 			   unsigned long *end)
 {
-	if (!test_thread_flag(TIF_IA32) && (flags & MAP_32BIT)) {
+	if (!test_thread_flag(TIF_ADDR32) && (flags & MAP_32BIT)) {
 		unsigned long new_begin;
 		/* This is usually used needed to map code in small
 		   model, so it needs to be in the first 31bit. Limit
@@ -144,7 +144,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
 		    (!vma || addr + len <= vma->vm_start))
 			return addr;
 	}
-	if (((flags & MAP_32BIT) || test_thread_flag(TIF_IA32))
+	if (((flags & MAP_32BIT) || test_thread_flag(TIF_ADDR32))
 	    && len <= mm->cached_hole_size) {
 		mm->cached_hole_size = 0;
 		mm->free_area_cache = begin;
@@ -205,7 +205,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
 		return addr;
 
 	/* for MAP_32BIT mappings we force the legact mmap base */
-	if (!test_thread_flag(TIF_IA32) && (flags & MAP_32BIT))
+	if (!test_thread_flag(TIF_ADDR32) && (flags & MAP_32BIT))
 		goto bottomup;
 
 	/* requesting a specific address */
diff --git a/arch/x86/kernel/syscall_64.c b/arch/x86/kernel/syscall_64.c
index 7ac7943be02c..5c7f8c20da74 100644
--- a/arch/x86/kernel/syscall_64.c
+++ b/arch/x86/kernel/syscall_64.c
@@ -5,6 +5,14 @@
 #include <linux/cache.h>
 #include <asm/asm-offsets.h>
 
+#define __SYSCALL_COMMON(nr, sym, compat) __SYSCALL_64(nr, sym, compat)
+
+#ifdef CONFIG_X86_X32_ABI
+# define __SYSCALL_X32(nr, sym, compat) __SYSCALL_64(nr, sym, compat)
+#else
+# define __SYSCALL_X32(nr, sym, compat) /* nothing */
+#endif
+
 #define __SYSCALL_64(nr, sym, compat) extern asmlinkage void sym(void) ;
 #include <asm/syscalls_64.h>
 #undef __SYSCALL_64
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 482ec3af2067..c6d17ad59b8a 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -119,7 +119,7 @@ do_trap(int trapnr, int signr, char *str, struct pt_regs *regs,
 		 * traps 0, 1, 3, 4, and 5 should be forwarded to vm86.
 		 * On nmi (interrupt 2), do_trap should not be called.
 		 */
-		if (trapnr < 6)
+		if (trapnr < X86_TRAP_UD)
 			goto vm86_trap;
 		goto trap_signal;
 	}
@@ -132,7 +132,7 @@ do_trap(int trapnr, int signr, char *str, struct pt_regs *regs,
 trap_signal:
 #endif
 	/*
-	 * We want error_code and trap_no set for userspace faults and
+	 * We want error_code and trap_nr set for userspace faults and
 	 * kernelspace faults which result in die(), but not
 	 * kernelspace faults which are fixed up.  die() gives the
 	 * process no chance to handle the signal and notice the
@@ -141,7 +141,7 @@ trap_signal:
 	 * delivered, faults.  See also do_general_protection below.
 	 */
 	tsk->thread.error_code = error_code;
-	tsk->thread.trap_no = trapnr;
+	tsk->thread.trap_nr = trapnr;
 
 #ifdef CONFIG_X86_64
 	if (show_unhandled_signals && unhandled_signal(tsk, signr) &&
@@ -164,7 +164,7 @@ trap_signal:
 kernel_trap:
 	if (!fixup_exception(regs)) {
 		tsk->thread.error_code = error_code;
-		tsk->thread.trap_no = trapnr;
+		tsk->thread.trap_nr = trapnr;
 		die(str, regs, error_code);
 	}
 	return;
@@ -203,27 +203,31 @@ dotraplinkage void do_##name(struct pt_regs *regs, long error_code)	\
 	do_trap(trapnr, signr, str, regs, error_code, &info);		\
 }
 
-DO_ERROR_INFO(0, SIGFPE, "divide error", divide_error, FPE_INTDIV, regs->ip)
-DO_ERROR(4, SIGSEGV, "overflow", overflow)
-DO_ERROR(5, SIGSEGV, "bounds", bounds)
-DO_ERROR_INFO(6, SIGILL, "invalid opcode", invalid_op, ILL_ILLOPN, regs->ip)
-DO_ERROR(9, SIGFPE, "coprocessor segment overrun", coprocessor_segment_overrun)
-DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS)
-DO_ERROR(11, SIGBUS, "segment not present", segment_not_present)
+DO_ERROR_INFO(X86_TRAP_DE, SIGFPE, "divide error", divide_error, FPE_INTDIV,
+		regs->ip)
+DO_ERROR(X86_TRAP_OF, SIGSEGV, "overflow", overflow)
+DO_ERROR(X86_TRAP_BR, SIGSEGV, "bounds", bounds)
+DO_ERROR_INFO(X86_TRAP_UD, SIGILL, "invalid opcode", invalid_op, ILL_ILLOPN,
+		regs->ip)
+DO_ERROR(X86_TRAP_OLD_MF, SIGFPE, "coprocessor segment overrun",
+		coprocessor_segment_overrun)
+DO_ERROR(X86_TRAP_TS, SIGSEGV, "invalid TSS", invalid_TSS)
+DO_ERROR(X86_TRAP_NP, SIGBUS, "segment not present", segment_not_present)
 #ifdef CONFIG_X86_32
-DO_ERROR(12, SIGBUS, "stack segment", stack_segment)
+DO_ERROR(X86_TRAP_SS, SIGBUS, "stack segment", stack_segment)
 #endif
-DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0)
+DO_ERROR_INFO(X86_TRAP_AC, SIGBUS, "alignment check", alignment_check,
+		BUS_ADRALN, 0)
 
 #ifdef CONFIG_X86_64
 /* Runs on IST stack */
 dotraplinkage void do_stack_segment(struct pt_regs *regs, long error_code)
 {
 	if (notify_die(DIE_TRAP, "stack segment", regs, error_code,
-			12, SIGBUS) == NOTIFY_STOP)
+			X86_TRAP_SS, SIGBUS) == NOTIFY_STOP)
 		return;
 	preempt_conditional_sti(regs);
-	do_trap(12, SIGBUS, "stack segment", regs, error_code, NULL);
+	do_trap(X86_TRAP_SS, SIGBUS, "stack segment", regs, error_code, NULL);
 	preempt_conditional_cli(regs);
 }
 
@@ -233,10 +237,10 @@ dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code)
 	struct task_struct *tsk = current;
 
 	/* Return not checked because double check cannot be ignored */
-	notify_die(DIE_TRAP, str, regs, error_code, 8, SIGSEGV);
+	notify_die(DIE_TRAP, str, regs, error_code, X86_TRAP_DF, SIGSEGV);
 
 	tsk->thread.error_code = error_code;
-	tsk->thread.trap_no = 8;
+	tsk->thread.trap_nr = X86_TRAP_DF;
 
 	/*
 	 * This is always a kernel trap and never fixable (and thus must
@@ -264,7 +268,7 @@ do_general_protection(struct pt_regs *regs, long error_code)
 		goto gp_in_kernel;
 
 	tsk->thread.error_code = error_code;
-	tsk->thread.trap_no = 13;
+	tsk->thread.trap_nr = X86_TRAP_GP;
 
 	if (show_unhandled_signals && unhandled_signal(tsk, SIGSEGV) &&
 			printk_ratelimit()) {
@@ -291,9 +295,9 @@ gp_in_kernel:
 		return;
 
 	tsk->thread.error_code = error_code;
-	tsk->thread.trap_no = 13;
-	if (notify_die(DIE_GPF, "general protection fault", regs,
-				error_code, 13, SIGSEGV) == NOTIFY_STOP)
+	tsk->thread.trap_nr = X86_TRAP_GP;
+	if (notify_die(DIE_GPF, "general protection fault", regs, error_code,
+			X86_TRAP_GP, SIGSEGV) == NOTIFY_STOP)
 		return;
 	die("general protection fault", regs, error_code);
 }
@@ -302,13 +306,13 @@ gp_in_kernel:
 dotraplinkage void __kprobes do_int3(struct pt_regs *regs, long error_code)
 {
 #ifdef CONFIG_KGDB_LOW_LEVEL_TRAP
-	if (kgdb_ll_trap(DIE_INT3, "int3", regs, error_code, 3, SIGTRAP)
-			== NOTIFY_STOP)
+	if (kgdb_ll_trap(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP,
+				SIGTRAP) == NOTIFY_STOP)
 		return;
 #endif /* CONFIG_KGDB_LOW_LEVEL_TRAP */
 
-	if (notify_die(DIE_INT3, "int3", regs, error_code, 3, SIGTRAP)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP,
+			SIGTRAP) == NOTIFY_STOP)
 		return;
 
 	/*
@@ -317,7 +321,7 @@ dotraplinkage void __kprobes do_int3(struct pt_regs *regs, long error_code)
 	 */
 	debug_stack_usage_inc();
 	preempt_conditional_sti(regs);
-	do_trap(3, SIGTRAP, "int3", regs, error_code, NULL);
+	do_trap(X86_TRAP_BP, SIGTRAP, "int3", regs, error_code, NULL);
 	preempt_conditional_cli(regs);
 	debug_stack_usage_dec();
 }
@@ -422,8 +426,8 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
 	preempt_conditional_sti(regs);
 
 	if (regs->flags & X86_VM_MASK) {
-		handle_vm86_trap((struct kernel_vm86_regs *) regs,
-				error_code, 1);
+		handle_vm86_trap((struct kernel_vm86_regs *) regs, error_code,
+					X86_TRAP_DB);
 		preempt_conditional_cli(regs);
 		debug_stack_usage_dec();
 		return;
@@ -460,7 +464,8 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr)
 	struct task_struct *task = current;
 	siginfo_t info;
 	unsigned short err;
-	char *str = (trapnr == 16) ? "fpu exception" : "simd exception";
+	char *str = (trapnr == X86_TRAP_MF) ? "fpu exception" :
+						"simd exception";
 
 	if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, SIGFPE) == NOTIFY_STOP)
 		return;
@@ -470,7 +475,7 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr)
 	{
 		if (!fixup_exception(regs)) {
 			task->thread.error_code = error_code;
-			task->thread.trap_no = trapnr;
+			task->thread.trap_nr = trapnr;
 			die(str, regs, error_code);
 		}
 		return;
@@ -480,12 +485,12 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr)
 	 * Save the info for the exception handler and clear the error.
 	 */
 	save_init_fpu(task);
-	task->thread.trap_no = trapnr;
+	task->thread.trap_nr = trapnr;
 	task->thread.error_code = error_code;
 	info.si_signo = SIGFPE;
 	info.si_errno = 0;
 	info.si_addr = (void __user *)regs->ip;
-	if (trapnr == 16) {
+	if (trapnr == X86_TRAP_MF) {
 		unsigned short cwd, swd;
 		/*
 		 * (~cwd & swd) will mask out exceptions that are not set to unmasked
@@ -529,10 +534,11 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr)
 		info.si_code = FPE_FLTRES;
 	} else {
 		/*
-		 * If we're using IRQ 13, or supposedly even some trap 16
-		 * implementations, it's possible we get a spurious trap...
+		 * If we're using IRQ 13, or supposedly even some trap
+		 * X86_TRAP_MF implementations, it's possible
+		 * we get a spurious trap, which is not an error.
 		 */
-		return;		/* Spurious trap, no error */
+		return;
 	}
 	force_sig_info(SIGFPE, &info, task);
 }
@@ -543,13 +549,13 @@ dotraplinkage void do_coprocessor_error(struct pt_regs *regs, long error_code)
 	ignore_fpu_irq = 1;
 #endif
 
-	math_error(regs, error_code, 16);
+	math_error(regs, error_code, X86_TRAP_MF);
 }
 
 dotraplinkage void
 do_simd_coprocessor_error(struct pt_regs *regs, long error_code)
 {
-	math_error(regs, error_code, 19);
+	math_error(regs, error_code, X86_TRAP_XF);
 }
 
 dotraplinkage void
@@ -571,41 +577,18 @@ asmlinkage void __attribute__((weak)) smp_threshold_interrupt(void)
 }
 
 /*
- * __math_state_restore assumes that cr0.TS is already clear and the
- * fpu state is all ready for use.  Used during context switch.
- */
-void __math_state_restore(void)
-{
-	struct thread_info *thread = current_thread_info();
-	struct task_struct *tsk = thread->task;
-
-	/*
-	 * Paranoid restore. send a SIGSEGV if we fail to restore the state.
-	 */
-	if (unlikely(restore_fpu_checking(tsk))) {
-		stts();
-		force_sig(SIGSEGV, tsk);
-		return;
-	}
-
-	thread->status |= TS_USEDFPU;	/* So we fnsave on switch_to() */
-	tsk->fpu_counter++;
-}
-
-/*
  * 'math_state_restore()' saves the current math information in the
  * old math state array, and gets the new ones from the current task
  *
  * Careful.. There are problems with IBM-designed IRQ13 behaviour.
  * Don't touch unless you *really* know how it works.
  *
- * Must be called with kernel preemption disabled (in this case,
- * local interrupts are disabled at the call-site in entry.S).
+ * Must be called with kernel preemption disabled (eg with local
+ * local interrupts as in the case of do_device_not_available).
  */
-asmlinkage void math_state_restore(void)
+void math_state_restore(void)
 {
-	struct thread_info *thread = current_thread_info();
-	struct task_struct *tsk = thread->task;
+	struct task_struct *tsk = current;
 
 	if (!tsk_used_math(tsk)) {
 		local_irq_enable();
@@ -622,9 +605,17 @@ asmlinkage void math_state_restore(void)
 		local_irq_disable();
 	}
 
-	clts();				/* Allow maths ops (or we recurse) */
+	__thread_fpu_begin(tsk);
+	/*
+	 * Paranoid restore. send a SIGSEGV if we fail to restore the state.
+	 */
+	if (unlikely(restore_fpu_checking(tsk))) {
+		__thread_fpu_end(tsk);
+		force_sig(SIGSEGV, tsk);
+		return;
+	}
 
-	__math_state_restore();
+	tsk->fpu_counter++;
 }
 EXPORT_SYMBOL_GPL(math_state_restore);
 
@@ -658,20 +649,21 @@ dotraplinkage void do_iret_error(struct pt_regs *regs, long error_code)
 	info.si_errno = 0;
 	info.si_code = ILL_BADSTK;
 	info.si_addr = NULL;
-	if (notify_die(DIE_TRAP, "iret exception",
-			regs, error_code, 32, SIGILL) == NOTIFY_STOP)
+	if (notify_die(DIE_TRAP, "iret exception", regs, error_code,
+			X86_TRAP_IRET, SIGILL) == NOTIFY_STOP)
 		return;
-	do_trap(32, SIGILL, "iret exception", regs, error_code, &info);
+	do_trap(X86_TRAP_IRET, SIGILL, "iret exception", regs, error_code,
+		&info);
 }
 #endif
 
 /* Set of traps needed for early debugging. */
 void __init early_trap_init(void)
 {
-	set_intr_gate_ist(1, &debug, DEBUG_STACK);
+	set_intr_gate_ist(X86_TRAP_DB, &debug, DEBUG_STACK);
 	/* int3 can be called from all */
-	set_system_intr_gate_ist(3, &int3, DEBUG_STACK);
-	set_intr_gate(14, &page_fault);
+	set_system_intr_gate_ist(X86_TRAP_BP, &int3, DEBUG_STACK);
+	set_intr_gate(X86_TRAP_PF, &page_fault);
 	load_idt(&idt_descr);
 }
 
@@ -687,30 +679,30 @@ void __init trap_init(void)
 	early_iounmap(p, 4);
 #endif
 
-	set_intr_gate(0, &divide_error);
-	set_intr_gate_ist(2, &nmi, NMI_STACK);
+	set_intr_gate(X86_TRAP_DE, &divide_error);
+	set_intr_gate_ist(X86_TRAP_NMI, &nmi, NMI_STACK);
 	/* int4 can be called from all */
-	set_system_intr_gate(4, &overflow);
-	set_intr_gate(5, &bounds);
-	set_intr_gate(6, &invalid_op);
-	set_intr_gate(7, &device_not_available);
+	set_system_intr_gate(X86_TRAP_OF, &overflow);
+	set_intr_gate(X86_TRAP_BR, &bounds);
+	set_intr_gate(X86_TRAP_UD, &invalid_op);
+	set_intr_gate(X86_TRAP_NM, &device_not_available);
 #ifdef CONFIG_X86_32
-	set_task_gate(8, GDT_ENTRY_DOUBLEFAULT_TSS);
+	set_task_gate(X86_TRAP_DF, GDT_ENTRY_DOUBLEFAULT_TSS);
 #else
-	set_intr_gate_ist(8, &double_fault, DOUBLEFAULT_STACK);
+	set_intr_gate_ist(X86_TRAP_DF, &double_fault, DOUBLEFAULT_STACK);
 #endif
-	set_intr_gate(9, &coprocessor_segment_overrun);
-	set_intr_gate(10, &invalid_TSS);
-	set_intr_gate(11, &segment_not_present);
-	set_intr_gate_ist(12, &stack_segment, STACKFAULT_STACK);
-	set_intr_gate(13, &general_protection);
-	set_intr_gate(15, &spurious_interrupt_bug);
-	set_intr_gate(16, &coprocessor_error);
-	set_intr_gate(17, &alignment_check);
+	set_intr_gate(X86_TRAP_OLD_MF, &coprocessor_segment_overrun);
+	set_intr_gate(X86_TRAP_TS, &invalid_TSS);
+	set_intr_gate(X86_TRAP_NP, &segment_not_present);
+	set_intr_gate_ist(X86_TRAP_SS, &stack_segment, STACKFAULT_STACK);
+	set_intr_gate(X86_TRAP_GP, &general_protection);
+	set_intr_gate(X86_TRAP_SPURIOUS, &spurious_interrupt_bug);
+	set_intr_gate(X86_TRAP_MF, &coprocessor_error);
+	set_intr_gate(X86_TRAP_AC, &alignment_check);
 #ifdef CONFIG_X86_MCE
-	set_intr_gate_ist(18, &machine_check, MCE_STACK);
+	set_intr_gate_ist(X86_TRAP_MC, &machine_check, MCE_STACK);
 #endif
-	set_intr_gate(19, &simd_coprocessor_error);
+	set_intr_gate(X86_TRAP_XF, &simd_coprocessor_error);
 
 	/* Reserve all the builtin and the syscall vector: */
 	for (i = 0; i < FIRST_EXTERNAL_VECTOR; i++)
@@ -735,7 +727,7 @@ void __init trap_init(void)
 
 #ifdef CONFIG_X86_64
 	memcpy(&nmi_idt_table, &idt_table, IDT_ENTRIES * 16);
-	set_nmi_gate(1, &debug);
-	set_nmi_gate(3, &int3);
+	set_nmi_gate(X86_TRAP_DB, &debug);
+	set_nmi_gate(X86_TRAP_BP, &int3);
 #endif
 }
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c
index b466cab5ba15..a1315ab2d6b9 100644
--- a/arch/x86/kernel/vm86_32.c
+++ b/arch/x86/kernel/vm86_32.c
@@ -567,7 +567,7 @@ int handle_vm86_trap(struct kernel_vm86_regs *regs, long error_code, int trapno)
 	}
 	if (trapno != 1)
 		return 1; /* we let this handle by the calling routine */
-	current->thread.trap_no = trapno;
+	current->thread.trap_nr = trapno;
 	current->thread.error_code = error_code;
 	force_sig(SIGTRAP, current);
 	return 0;
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c
index b07ba9393564..327509b95e0e 100644
--- a/arch/x86/kernel/vsyscall_64.c
+++ b/arch/x86/kernel/vsyscall_64.c
@@ -153,7 +153,7 @@ static bool write_ok_or_segv(unsigned long ptr, size_t size)
 
 		thread->error_code	= 6;  /* user fault, no page, write */
 		thread->cr2		= ptr;
-		thread->trap_no		= 14;
+		thread->trap_nr		= X86_TRAP_PF;
 
 		memset(&info, 0, sizeof(info));
 		info.si_signo		= SIGSEGV;
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c
index a3911343976b..711091114119 100644
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/xsave.c
@@ -47,7 +47,7 @@ void __sanitize_i387_state(struct task_struct *tsk)
 	if (!fx)
 		return;
 
-	BUG_ON(task_thread_info(tsk)->status & TS_USEDFPU);
+	BUG_ON(__thread_has_fpu(tsk));
 
 	xstate_bv = tsk->thread.fpu.state->xsave.xsave_hdr.xstate_bv;
 
@@ -168,7 +168,7 @@ int save_i387_xstate(void __user *buf)
 	if (!used_math())
 		return 0;
 
-	if (task_thread_info(tsk)->status & TS_USEDFPU) {
+	if (user_has_fpu()) {
 		if (use_xsave())
 			err = xsave_user(buf);
 		else
@@ -176,8 +176,7 @@ int save_i387_xstate(void __user *buf)
 
 		if (err)
 			return err;
-		task_thread_info(tsk)->status &= ~TS_USEDFPU;
-		stts();
+		user_fpu_end();
 	} else {
 		sanitize_i387_state(tsk);
 		if (__copy_to_user(buf, &tsk->thread.fpu.state->fxsave,
@@ -292,10 +291,7 @@ int restore_i387_xstate(void __user *buf)
 			return err;
 	}
 
-	if (!(task_thread_info(current)->status & TS_USEDFPU)) {
-		clts();
-		task_thread_info(current)->status |= TS_USEDFPU;
-	}
+	user_fpu_begin();
 	if (use_xsave())
 		err = restore_user_xstate(buf);
 	else
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 05a562b85025..0982507b962a 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
 	ss->p = 1;
 }
 
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+	struct x86_emulate_ops *ops = ctxt->ops;
+	u32 eax, ebx, ecx, edx;
+
+	/*
+	 * syscall should always be enabled in longmode - so only become
+	 * vendor specific (cpuid) if other modes are active...
+	 */
+	if (ctxt->mode == X86EMUL_MODE_PROT64)
+		return true;
+
+	eax = 0x00000000;
+	ecx = 0x00000000;
+	if (ops->get_cpuid(ctxt, &eax, &ebx, &ecx, &edx)) {
+		/*
+		 * Intel ("GenuineIntel")
+		 * remark: Intel CPUs only support "syscall" in 64bit
+		 * longmode. Also an 64bit guest with a
+		 * 32bit compat-app running will #UD !! While this
+		 * behaviour can be fixed (by emulating) into AMD
+		 * response - CPUs of AMD can't behave like Intel.
+		 */
+		if (ebx == X86EMUL_CPUID_VENDOR_GenuineIntel_ebx &&
+		    ecx == X86EMUL_CPUID_VENDOR_GenuineIntel_ecx &&
+		    edx == X86EMUL_CPUID_VENDOR_GenuineIntel_edx)
+			return false;
+
+		/* AMD ("AuthenticAMD") */
+		if (ebx == X86EMUL_CPUID_VENDOR_AuthenticAMD_ebx &&
+		    ecx == X86EMUL_CPUID_VENDOR_AuthenticAMD_ecx &&
+		    edx == X86EMUL_CPUID_VENDOR_AuthenticAMD_edx)
+			return true;
+
+		/* AMD ("AMDisbetter!") */
+		if (ebx == X86EMUL_CPUID_VENDOR_AMDisbetterI_ebx &&
+		    ecx == X86EMUL_CPUID_VENDOR_AMDisbetterI_ecx &&
+		    edx == X86EMUL_CPUID_VENDOR_AMDisbetterI_edx)
+			return true;
+	}
+
+	/* default: (not Intel, not AMD), apply Intel's stricter rules... */
+	return false;
+}
+
 static int em_syscall(struct x86_emulate_ctxt *ctxt)
 {
 	struct x86_emulate_ops *ops = ctxt->ops;
@@ -1904,9 +1949,15 @@ static int em_syscall(struct x86_emulate_ctxt *ctxt)
 	    ctxt->mode == X86EMUL_MODE_VM86)
 		return emulate_ud(ctxt);
 
+	if (!(em_syscall_is_enabled(ctxt)))
+		return emulate_ud(ctxt);
+
 	ops->get_msr(ctxt, MSR_EFER, &efer);
 	setup_syscalls_segments(ctxt, &cs, &ss);
 
+	if (!(efer & EFER_SCE))
+		return emulate_ud(ctxt);
+
 	ops->get_msr(ctxt, MSR_STAR, &msr_data);
 	msr_data >>= 32;
 	cs_sel = (u16)(msr_data & 0xfffc);
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 5fa553babe56..e385214711cb 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -29,6 +29,7 @@
 #include <linux/ftrace_event.h>
 #include <linux/slab.h>
 
+#include <asm/perf_event.h>
 #include <asm/tlbflush.h>
 #include <asm/desc.h>
 #include <asm/kvm_para.h>
@@ -575,6 +576,8 @@ static void svm_hardware_disable(void *garbage)
 		wrmsrl(MSR_AMD64_TSC_RATIO, TSC_RATIO_DEFAULT);
 
 	cpu_svm_disable();
+
+	amd_pmu_disable_virt();
 }
 
 static int svm_hardware_enable(void *garbage)
@@ -622,6 +625,8 @@ static int svm_hardware_enable(void *garbage)
 
 	svm_init_erratum_383();
 
+	amd_pmu_enable_virt();
+
 	return 0;
 }
 
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index d29216c462b3..3b4c8d8ad906 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1457,7 +1457,7 @@ static void __vmx_load_host_state(struct vcpu_vmx *vmx)
 #ifdef CONFIG_X86_64
 	wrmsrl(MSR_KERNEL_GS_BASE, vmx->msr_host_kernel_gs_base);
 #endif
-	if (current_thread_info()->status & TS_USEDFPU)
+	if (__thread_has_fpu(current))
 		clts();
 	load_gdt(&__get_cpu_var(host_gdt));
 }
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 14d6cadc4ba6..9cbfc0698118 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1495,6 +1495,8 @@ static void record_steal_time(struct kvm_vcpu *vcpu)
 
 int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
 {
+	bool pr = false;
+
 	switch (msr) {
 	case MSR_EFER:
 		return set_efer(vcpu, data);
@@ -1635,6 +1637,18 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
 		pr_unimpl(vcpu, "unimplemented perfctr wrmsr: "
 			"0x%x data 0x%llx\n", msr, data);
 		break;
+	case MSR_P6_PERFCTR0:
+	case MSR_P6_PERFCTR1:
+		pr = true;
+	case MSR_P6_EVNTSEL0:
+	case MSR_P6_EVNTSEL1:
+		if (kvm_pmu_msr(vcpu, msr))
+			return kvm_pmu_set_msr(vcpu, msr, data);
+
+		if (pr || data != 0)
+			pr_unimpl(vcpu, "disabled perfctr wrmsr: "
+				"0x%x data 0x%llx\n", msr, data);
+		break;
 	case MSR_K7_CLK_CTL:
 		/*
 		 * Ignore all writes to this no longer documented MSR.
@@ -1835,6 +1849,14 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
 	case MSR_FAM10H_MMIO_CONF_BASE:
 		data = 0;
 		break;
+	case MSR_P6_PERFCTR0:
+	case MSR_P6_PERFCTR1:
+	case MSR_P6_EVNTSEL0:
+	case MSR_P6_EVNTSEL1:
+		if (kvm_pmu_msr(vcpu, msr))
+			return kvm_pmu_get_msr(vcpu, msr, pdata);
+		data = 0;
+		break;
 	case MSR_IA32_UCODE_REV:
 		data = 0x100000000ULL;
 		break;
@@ -4180,6 +4202,28 @@ static int emulator_intercept(struct x86_emulate_ctxt *ctxt,
 	return kvm_x86_ops->check_intercept(emul_to_vcpu(ctxt), info, stage);
 }
 
+static bool emulator_get_cpuid(struct x86_emulate_ctxt *ctxt,
+			       u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
+{
+	struct kvm_cpuid_entry2 *cpuid = NULL;
+
+	if (eax && ecx)
+		cpuid = kvm_find_cpuid_entry(emul_to_vcpu(ctxt),
+					    *eax, *ecx);
+
+	if (cpuid) {
+		*eax = cpuid->eax;
+		*ecx = cpuid->ecx;
+		if (ebx)
+			*ebx = cpuid->ebx;
+		if (edx)
+			*edx = cpuid->edx;
+		return true;
+	}
+
+	return false;
+}
+
 static struct x86_emulate_ops emulate_ops = {
 	.read_std            = kvm_read_guest_virt_system,
 	.write_std           = kvm_write_guest_virt_system,
@@ -4211,6 +4255,7 @@ static struct x86_emulate_ops emulate_ops = {
 	.get_fpu             = emulator_get_fpu,
 	.put_fpu             = emulator_put_fpu,
 	.intercept           = emulator_intercept,
+	.get_cpuid           = emulator_get_cpuid,
 };
 
 static void cache_all_regs(struct kvm_vcpu *vcpu)
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index 7718541541d4..9b868124128d 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -28,6 +28,7 @@
 #include <linux/regset.h>
 
 #include <asm/uaccess.h>
+#include <asm/traps.h>
 #include <asm/desc.h>
 #include <asm/user.h>
 #include <asm/i387.h>
@@ -269,7 +270,7 @@ void math_emulate(struct math_emu_info *info)
 			FPU_EIP = FPU_ORIG_EIP;	/* Point to current FPU instruction. */
 
 			RE_ENTRANT_CHECK_OFF;
-			current->thread.trap_no = 16;
+			current->thread.trap_nr = X86_TRAP_MF;
 			current->thread.error_code = 0;
 			send_sig(SIGFPE, current, 1);
 			return;
@@ -662,7 +663,7 @@ static int valid_prefix(u_char *Byte, u_char __user **fpu_eip,
 void math_abort(struct math_emu_info *info, unsigned int signal)
 {
 	FPU_EIP = FPU_ORIG_EIP;
-	current->thread.trap_no = 16;
+	current->thread.trap_nr = X86_TRAP_MF;
 	current->thread.error_code = 0;
 	send_sig(signal, current, 1);
 	RE_ENTRANT_CHECK_OFF;
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index f0b4caf85c1a..3ecfd1aaf214 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -615,7 +615,7 @@ pgtable_bad(struct pt_regs *regs, unsigned long error_code,
 	dump_pagetable(address);
 
 	tsk->thread.cr2		= address;
-	tsk->thread.trap_no	= 14;
+	tsk->thread.trap_nr	= X86_TRAP_PF;
 	tsk->thread.error_code	= error_code;
 
 	if (__die("Bad pagetable", regs, error_code))
@@ -636,7 +636,7 @@ no_context(struct pt_regs *regs, unsigned long error_code,
 	/* Are we prepared to handle this kernel fault? */
 	if (fixup_exception(regs)) {
 		if (current_thread_info()->sig_on_uaccess_error && signal) {
-			tsk->thread.trap_no = 14;
+			tsk->thread.trap_nr = X86_TRAP_PF;
 			tsk->thread.error_code = error_code | PF_USER;
 			tsk->thread.cr2 = address;
 
@@ -676,7 +676,7 @@ no_context(struct pt_regs *regs, unsigned long error_code,
 		printk(KERN_EMERG "Thread overran stack, or stack corrupted\n");
 
 	tsk->thread.cr2		= address;
-	tsk->thread.trap_no	= 14;
+	tsk->thread.trap_nr	= X86_TRAP_PF;
 	tsk->thread.error_code	= error_code;
 
 	sig = SIGKILL;
@@ -754,7 +754,7 @@ __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code,
 		/* Kernel addresses are always protection faults: */
 		tsk->thread.cr2		= address;
 		tsk->thread.error_code	= error_code | (address >= TASK_SIZE);
-		tsk->thread.trap_no	= 14;
+		tsk->thread.trap_nr	= X86_TRAP_PF;
 
 		force_sig_info_fault(SIGSEGV, si_code, address, tsk, 0);
 
@@ -838,7 +838,7 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
 
 	tsk->thread.cr2		= address;
 	tsk->thread.error_code	= error_code;
-	tsk->thread.trap_no	= 14;
+	tsk->thread.trap_nr	= X86_TRAP_PF;
 
 #ifdef CONFIG_MEMORY_FAILURE
 	if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) {
diff --git a/arch/x86/oprofile/backtrace.c b/arch/x86/oprofile/backtrace.c
index bff89dfe3619..d6aa6e8315d1 100644
--- a/arch/x86/oprofile/backtrace.c
+++ b/arch/x86/oprofile/backtrace.c
@@ -67,7 +67,7 @@ x86_backtrace_32(struct pt_regs * const regs, unsigned int depth)
 {
 	struct stack_frame_ia32 *head;
 
-	/* User process is 32-bit */
+	/* User process is IA32 */
 	if (!current || !test_thread_flag(TIF_IA32))
 		return 0;
 
diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index 492ade8c978e..d99346ea8fdb 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -374,7 +374,7 @@ int __init pci_xen_init(void)
 
 int __init pci_xen_hvm_init(void)
 {
-	if (!xen_feature(XENFEAT_hvm_pirqs))
+	if (!xen_have_vector_callback || !xen_feature(XENFEAT_hvm_pirqs))
 		return 0;
 
 #ifdef CONFIG_ACPI
diff --git a/arch/x86/syscalls/Makefile b/arch/x86/syscalls/Makefile
index 564b2476fede..3236aebc828d 100644
--- a/arch/x86/syscalls/Makefile
+++ b/arch/x86/syscalls/Makefile
@@ -10,8 +10,10 @@ syshdr := $(srctree)/$(src)/syscallhdr.sh
 systbl := $(srctree)/$(src)/syscalltbl.sh
 
 quiet_cmd_syshdr = SYSHDR  $@
-      cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' $< $@ \
-		   $(syshdr_abi_$(basetarget)) $(syshdr_pfx_$(basetarget))
+      cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \
+		   '$(syshdr_abi_$(basetarget))' \
+		   '$(syshdr_pfx_$(basetarget))' \
+		   '$(syshdr_offset_$(basetarget))'
 quiet_cmd_systbl = SYSTBL  $@
       cmd_systbl = $(CONFIG_SHELL) '$(systbl)' $< $@
 
@@ -24,18 +26,28 @@ syshdr_pfx_unistd_32_ia32 := ia32_
 $(out)/unistd_32_ia32.h: $(syscall32) $(syshdr)
 	$(call if_changed,syshdr)
 
-syshdr_abi_unistd_64 := 64
+syshdr_abi_unistd_x32 := common,x32
+syshdr_offset_unistd_x32 := __X32_SYSCALL_BIT
+$(out)/unistd_x32.h: $(syscall64) $(syshdr)
+	$(call if_changed,syshdr)
+
+syshdr_abi_unistd_64 := common,64
 $(out)/unistd_64.h: $(syscall64) $(syshdr)
 	$(call if_changed,syshdr)
 
+syshdr_abi_unistd_64_x32 := x32
+syshdr_pfx_unistd_64_x32 := x32_
+$(out)/unistd_64_x32.h: $(syscall64) $(syshdr)
+	$(call if_changed,syshdr)
+
 $(out)/syscalls_32.h: $(syscall32) $(systbl)
 	$(call if_changed,systbl)
 $(out)/syscalls_64.h: $(syscall64) $(systbl)
 	$(call if_changed,systbl)
 
-syshdr-y			+= unistd_32.h unistd_64.h
+syshdr-y			+= unistd_32.h unistd_64.h unistd_x32.h
 syshdr-y			+= syscalls_32.h
-syshdr-$(CONFIG_X86_64)		+= unistd_32_ia32.h
+syshdr-$(CONFIG_X86_64)		+= unistd_32_ia32.h unistd_64_x32.h
 syshdr-$(CONFIG_X86_64)		+= syscalls_64.h
 
 targets	+= $(syshdr-y)
diff --git a/arch/x86/syscalls/syscall_32.tbl b/arch/x86/syscalls/syscall_32.tbl
index ce98e287c066..031cef84fe43 100644
--- a/arch/x86/syscalls/syscall_32.tbl
+++ b/arch/x86/syscalls/syscall_32.tbl
@@ -181,7 +181,7 @@
 172	i386	prctl			sys_prctl
 173	i386	rt_sigreturn		ptregs_rt_sigreturn		stub32_rt_sigreturn
 174	i386	rt_sigaction		sys_rt_sigaction		sys32_rt_sigaction
-175	i386	rt_sigprocmask		sys_rt_sigprocmask		sys32_rt_sigprocmask
+175	i386	rt_sigprocmask		sys_rt_sigprocmask
 176	i386	rt_sigpending		sys_rt_sigpending		sys32_rt_sigpending
 177	i386	rt_sigtimedwait		sys_rt_sigtimedwait		compat_sys_rt_sigtimedwait
 178	i386	rt_sigqueueinfo		sys_rt_sigqueueinfo		sys32_rt_sigqueueinfo
diff --git a/arch/x86/syscalls/syscall_64.tbl b/arch/x86/syscalls/syscall_64.tbl
index b440a8f7eefa..dd29a9ea27c5 100644
--- a/arch/x86/syscalls/syscall_64.tbl
+++ b/arch/x86/syscalls/syscall_64.tbl
@@ -4,317 +4,350 @@
 # The format is:
 # <number> <abi> <name> <entry point>
 #
-# The abi is always "64" for this file (for now.)
+# The abi is "common", "64" or "x32" for this file.
 #
-0	64	read			sys_read
-1	64	write			sys_write
-2	64	open			sys_open
-3	64	close			sys_close
-4	64	stat			sys_newstat
-5	64	fstat			sys_newfstat
-6	64	lstat			sys_newlstat
-7	64	poll			sys_poll
-8	64	lseek			sys_lseek
-9	64	mmap			sys_mmap
-10	64	mprotect		sys_mprotect
-11	64	munmap			sys_munmap
-12	64	brk			sys_brk
+0	common	read			sys_read
+1	common	write			sys_write
+2	common	open			sys_open
+3	common	close			sys_close
+4	common	stat			sys_newstat
+5	common	fstat			sys_newfstat
+6	common	lstat			sys_newlstat
+7	common	poll			sys_poll
+8	common	lseek			sys_lseek
+9	common	mmap			sys_mmap
+10	common	mprotect		sys_mprotect
+11	common	munmap			sys_munmap
+12	common	brk			sys_brk
 13	64	rt_sigaction		sys_rt_sigaction
-14	64	rt_sigprocmask		sys_rt_sigprocmask
+14	common	rt_sigprocmask		sys_rt_sigprocmask
 15	64	rt_sigreturn		stub_rt_sigreturn
 16	64	ioctl			sys_ioctl
-17	64	pread64			sys_pread64
-18	64	pwrite64		sys_pwrite64
+17	common	pread64			sys_pread64
+18	common	pwrite64		sys_pwrite64
 19	64	readv			sys_readv
 20	64	writev			sys_writev
-21	64	access			sys_access
-22	64	pipe			sys_pipe
-23	64	select			sys_select
-24	64	sched_yield		sys_sched_yield
-25	64	mremap			sys_mremap
-26	64	msync			sys_msync
-27	64	mincore			sys_mincore
-28	64	madvise			sys_madvise
-29	64	shmget			sys_shmget
-30	64	shmat			sys_shmat
-31	64	shmctl			sys_shmctl
-32	64	dup			sys_dup
-33	64	dup2			sys_dup2
-34	64	pause			sys_pause
-35	64	nanosleep		sys_nanosleep
-36	64	getitimer		sys_getitimer
-37	64	alarm			sys_alarm
-38	64	setitimer		sys_setitimer
-39	64	getpid			sys_getpid
-40	64	sendfile		sys_sendfile64
-41	64	socket			sys_socket
-42	64	connect			sys_connect
-43	64	accept			sys_accept
-44	64	sendto			sys_sendto
+21	common	access			sys_access
+22	common	pipe			sys_pipe
+23	common	select			sys_select
+24	common	sched_yield		sys_sched_yield
+25	common	mremap			sys_mremap
+26	common	msync			sys_msync
+27	common	mincore			sys_mincore
+28	common	madvise			sys_madvise
+29	common	shmget			sys_shmget
+30	common	shmat			sys_shmat
+31	common	shmctl			sys_shmctl
+32	common	dup			sys_dup
+33	common	dup2			sys_dup2
+34	common	pause			sys_pause
+35	common	nanosleep		sys_nanosleep
+36	common	getitimer		sys_getitimer
+37	common	alarm			sys_alarm
+38	common	setitimer		sys_setitimer
+39	common	getpid			sys_getpid
+40	common	sendfile		sys_sendfile64
+41	common	socket			sys_socket
+42	common	connect			sys_connect
+43	common	accept			sys_accept
+44	common	sendto			sys_sendto
 45	64	recvfrom		sys_recvfrom
 46	64	sendmsg			sys_sendmsg
 47	64	recvmsg			sys_recvmsg
-48	64	shutdown		sys_shutdown
-49	64	bind			sys_bind
-50	64	listen			sys_listen
-51	64	getsockname		sys_getsockname
-52	64	getpeername		sys_getpeername
-53	64	socketpair		sys_socketpair
-54	64	setsockopt		sys_setsockopt
-55	64	getsockopt		sys_getsockopt
-56	64	clone			stub_clone
-57	64	fork			stub_fork
-58	64	vfork			stub_vfork
+48	common	shutdown		sys_shutdown
+49	common	bind			sys_bind
+50	common	listen			sys_listen
+51	common	getsockname		sys_getsockname
+52	common	getpeername		sys_getpeername
+53	common	socketpair		sys_socketpair
+54	common	setsockopt		sys_setsockopt
+55	common	getsockopt		sys_getsockopt
+56	common	clone			stub_clone
+57	common	fork			stub_fork
+58	common	vfork			stub_vfork
 59	64	execve			stub_execve
-60	64	exit			sys_exit
-61	64	wait4			sys_wait4
-62	64	kill			sys_kill
-63	64	uname			sys_newuname
-64	64	semget			sys_semget
-65	64	semop			sys_semop
-66	64	semctl			sys_semctl
-67	64	shmdt			sys_shmdt
-68	64	msgget			sys_msgget
-69	64	msgsnd			sys_msgsnd
-70	64	msgrcv			sys_msgrcv
-71	64	msgctl			sys_msgctl
-72	64	fcntl			sys_fcntl
-73	64	flock			sys_flock
-74	64	fsync			sys_fsync
-75	64	fdatasync		sys_fdatasync
-76	64	truncate		sys_truncate
-77	64	ftruncate		sys_ftruncate
-78	64	getdents		sys_getdents
-79	64	getcwd			sys_getcwd
-80	64	chdir			sys_chdir
-81	64	fchdir			sys_fchdir
-82	64	rename			sys_rename
-83	64	mkdir			sys_mkdir
-84	64	rmdir			sys_rmdir
-85	64	creat			sys_creat
-86	64	link			sys_link
-87	64	unlink			sys_unlink
-88	64	symlink			sys_symlink
-89	64	readlink		sys_readlink
-90	64	chmod			sys_chmod
-91	64	fchmod			sys_fchmod
-92	64	chown			sys_chown
-93	64	fchown			sys_fchown
-94	64	lchown			sys_lchown
-95	64	umask			sys_umask
-96	64	gettimeofday		sys_gettimeofday
-97	64	getrlimit		sys_getrlimit
-98	64	getrusage		sys_getrusage
-99	64	sysinfo			sys_sysinfo
-100	64	times			sys_times
+60	common	exit			sys_exit
+61	common	wait4			sys_wait4
+62	common	kill			sys_kill
+63	common	uname			sys_newuname
+64	common	semget			sys_semget
+65	common	semop			sys_semop
+66	common	semctl			sys_semctl
+67	common	shmdt			sys_shmdt
+68	common	msgget			sys_msgget
+69	common	msgsnd			sys_msgsnd
+70	common	msgrcv			sys_msgrcv
+71	common	msgctl			sys_msgctl
+72	common	fcntl			sys_fcntl
+73	common	flock			sys_flock
+74	common	fsync			sys_fsync
+75	common	fdatasync		sys_fdatasync
+76	common	truncate		sys_truncate
+77	common	ftruncate		sys_ftruncate
+78	common	getdents		sys_getdents
+79	common	getcwd			sys_getcwd
+80	common	chdir			sys_chdir
+81	common	fchdir			sys_fchdir
+82	common	rename			sys_rename
+83	common	mkdir			sys_mkdir
+84	common	rmdir			sys_rmdir
+85	common	creat			sys_creat
+86	common	link			sys_link
+87	common	unlink			sys_unlink
+88	common	symlink			sys_symlink
+89	common	readlink		sys_readlink
+90	common	chmod			sys_chmod
+91	common	fchmod			sys_fchmod
+92	common	chown			sys_chown
+93	common	fchown			sys_fchown
+94	common	lchown			sys_lchown
+95	common	umask			sys_umask
+96	common	gettimeofday		sys_gettimeofday
+97	common	getrlimit		sys_getrlimit
+98	common	getrusage		sys_getrusage
+99	common	sysinfo			sys_sysinfo
+100	common	times			sys_times
 101	64	ptrace			sys_ptrace
-102	64	getuid			sys_getuid
-103	64	syslog			sys_syslog
-104	64	getgid			sys_getgid
-105	64	setuid			sys_setuid
-106	64	setgid			sys_setgid
-107	64	geteuid			sys_geteuid
-108	64	getegid			sys_getegid
-109	64	setpgid			sys_setpgid
-110	64	getppid			sys_getppid
-111	64	getpgrp			sys_getpgrp
-112	64	setsid			sys_setsid
-113	64	setreuid		sys_setreuid
-114	64	setregid		sys_setregid
-115	64	getgroups		sys_getgroups
-116	64	setgroups		sys_setgroups
-117	64	setresuid		sys_setresuid
-118	64	getresuid		sys_getresuid
-119	64	setresgid		sys_setresgid
-120	64	getresgid		sys_getresgid
-121	64	getpgid			sys_getpgid
-122	64	setfsuid		sys_setfsuid
-123	64	setfsgid		sys_setfsgid
-124	64	getsid			sys_getsid
-125	64	capget			sys_capget
-126	64	capset			sys_capset
+102	common	getuid			sys_getuid
+103	common	syslog			sys_syslog
+104	common	getgid			sys_getgid
+105	common	setuid			sys_setuid
+106	common	setgid			sys_setgid
+107	common	geteuid			sys_geteuid
+108	common	getegid			sys_getegid
+109	common	setpgid			sys_setpgid
+110	common	getppid			sys_getppid
+111	common	getpgrp			sys_getpgrp
+112	common	setsid			sys_setsid
+113	common	setreuid		sys_setreuid
+114	common	setregid		sys_setregid
+115	common	getgroups		sys_getgroups
+116	common	setgroups		sys_setgroups
+117	common	setresuid		sys_setresuid
+118	common	getresuid		sys_getresuid
+119	common	setresgid		sys_setresgid
+120	common	getresgid		sys_getresgid
+121	common	getpgid			sys_getpgid
+122	common	setfsuid		sys_setfsuid
+123	common	setfsgid		sys_setfsgid
+124	common	getsid			sys_getsid
+125	common	capget			sys_capget
+126	common	capset			sys_capset
 127	64	rt_sigpending		sys_rt_sigpending
 128	64	rt_sigtimedwait		sys_rt_sigtimedwait
 129	64	rt_sigqueueinfo		sys_rt_sigqueueinfo
-130	64	rt_sigsuspend		sys_rt_sigsuspend
+130	common	rt_sigsuspend		sys_rt_sigsuspend
 131	64	sigaltstack		stub_sigaltstack
-132	64	utime			sys_utime
-133	64	mknod			sys_mknod
+132	common	utime			sys_utime
+133	common	mknod			sys_mknod
 134	64	uselib
-135	64	personality		sys_personality
-136	64	ustat			sys_ustat
-137	64	statfs			sys_statfs
-138	64	fstatfs			sys_fstatfs
-139	64	sysfs			sys_sysfs
-140	64	getpriority		sys_getpriority
-141	64	setpriority		sys_setpriority
-142	64	sched_setparam		sys_sched_setparam
-143	64	sched_getparam		sys_sched_getparam
-144	64	sched_setscheduler	sys_sched_setscheduler
-145	64	sched_getscheduler	sys_sched_getscheduler
-146	64	sched_get_priority_max	sys_sched_get_priority_max
-147	64	sched_get_priority_min	sys_sched_get_priority_min
-148	64	sched_rr_get_interval	sys_sched_rr_get_interval
-149	64	mlock			sys_mlock
-150	64	munlock			sys_munlock
-151	64	mlockall		sys_mlockall
-152	64	munlockall		sys_munlockall
-153	64	vhangup			sys_vhangup
-154	64	modify_ldt		sys_modify_ldt
-155	64	pivot_root		sys_pivot_root
+135	common	personality		sys_personality
+136	common	ustat			sys_ustat
+137	common	statfs			sys_statfs
+138	common	fstatfs			sys_fstatfs
+139	common	sysfs			sys_sysfs
+140	common	getpriority		sys_getpriority
+141	common	setpriority		sys_setpriority
+142	common	sched_setparam		sys_sched_setparam
+143	common	sched_getparam		sys_sched_getparam
+144	common	sched_setscheduler	sys_sched_setscheduler
+145	common	sched_getscheduler	sys_sched_getscheduler
+146	common	sched_get_priority_max	sys_sched_get_priority_max
+147	common	sched_get_priority_min	sys_sched_get_priority_min
+148	common	sched_rr_get_interval	sys_sched_rr_get_interval
+149	common	mlock			sys_mlock
+150	common	munlock			sys_munlock
+151	common	mlockall		sys_mlockall
+152	common	munlockall		sys_munlockall
+153	common	vhangup			sys_vhangup
+154	common	modify_ldt		sys_modify_ldt
+155	common	pivot_root		sys_pivot_root
 156	64	_sysctl			sys_sysctl
-157	64	prctl			sys_prctl
-158	64	arch_prctl		sys_arch_prctl
-159	64	adjtimex		sys_adjtimex
-160	64	setrlimit		sys_setrlimit
-161	64	chroot			sys_chroot
-162	64	sync			sys_sync
-163	64	acct			sys_acct
-164	64	settimeofday		sys_settimeofday
-165	64	mount			sys_mount
-166	64	umount2			sys_umount
-167	64	swapon			sys_swapon
-168	64	swapoff			sys_swapoff
-169	64	reboot			sys_reboot
-170	64	sethostname		sys_sethostname
-171	64	setdomainname		sys_setdomainname
-172	64	iopl			stub_iopl
-173	64	ioperm			sys_ioperm
+157	common	prctl			sys_prctl
+158	common	arch_prctl		sys_arch_prctl
+159	common	adjtimex		sys_adjtimex
+160	common	setrlimit		sys_setrlimit
+161	common	chroot			sys_chroot
+162	common	sync			sys_sync
+163	common	acct			sys_acct
+164	common	settimeofday		sys_settimeofday
+165	common	mount			sys_mount
+166	common	umount2			sys_umount
+167	common	swapon			sys_swapon
+168	common	swapoff			sys_swapoff
+169	common	reboot			sys_reboot
+170	common	sethostname		sys_sethostname
+171	common	setdomainname		sys_setdomainname
+172	common	iopl			stub_iopl
+173	common	ioperm			sys_ioperm
 174	64	create_module
-175	64	init_module		sys_init_module
-176	64	delete_module		sys_delete_module
+175	common	init_module		sys_init_module
+176	common	delete_module		sys_delete_module
 177	64	get_kernel_syms
 178	64	query_module
-179	64	quotactl		sys_quotactl
+179	common	quotactl		sys_quotactl
 180	64	nfsservctl
-181	64	getpmsg
-182	64	putpmsg
-183	64	afs_syscall
-184	64	tuxcall
-185	64	security
-186	64	gettid			sys_gettid
-187	64	readahead		sys_readahead
-188	64	setxattr		sys_setxattr
-189	64	lsetxattr		sys_lsetxattr
-190	64	fsetxattr		sys_fsetxattr
-191	64	getxattr		sys_getxattr
-192	64	lgetxattr		sys_lgetxattr
-193	64	fgetxattr		sys_fgetxattr
-194	64	listxattr		sys_listxattr
-195	64	llistxattr		sys_llistxattr
-196	64	flistxattr		sys_flistxattr
-197	64	removexattr		sys_removexattr
-198	64	lremovexattr		sys_lremovexattr
-199	64	fremovexattr		sys_fremovexattr
-200	64	tkill			sys_tkill
-201	64	time			sys_time
-202	64	futex			sys_futex
-203	64	sched_setaffinity	sys_sched_setaffinity
-204	64	sched_getaffinity	sys_sched_getaffinity
+181	common	getpmsg
+182	common	putpmsg
+183	common	afs_syscall
+184	common	tuxcall
+185	common	security
+186	common	gettid			sys_gettid
+187	common	readahead		sys_readahead
+188	common	setxattr		sys_setxattr
+189	common	lsetxattr		sys_lsetxattr
+190	common	fsetxattr		sys_fsetxattr
+191	common	getxattr		sys_getxattr
+192	common	lgetxattr		sys_lgetxattr
+193	common	fgetxattr		sys_fgetxattr
+194	common	listxattr		sys_listxattr
+195	common	llistxattr		sys_llistxattr
+196	common	flistxattr		sys_flistxattr
+197	common	removexattr		sys_removexattr
+198	common	lremovexattr		sys_lremovexattr
+199	common	fremovexattr		sys_fremovexattr
+200	common	tkill			sys_tkill
+201	common	time			sys_time
+202	common	futex			sys_futex
+203	common	sched_setaffinity	sys_sched_setaffinity
+204	common	sched_getaffinity	sys_sched_getaffinity
 205	64	set_thread_area
-206	64	io_setup		sys_io_setup
-207	64	io_destroy		sys_io_destroy
-208	64	io_getevents		sys_io_getevents
-209	64	io_submit		sys_io_submit
-210	64	io_cancel		sys_io_cancel
+206	common	io_setup		sys_io_setup
+207	common	io_destroy		sys_io_destroy
+208	common	io_getevents		sys_io_getevents
+209	common	io_submit		sys_io_submit
+210	common	io_cancel		sys_io_cancel
 211	64	get_thread_area
-212	64	lookup_dcookie		sys_lookup_dcookie
-213	64	epoll_create		sys_epoll_create
+212	common	lookup_dcookie		sys_lookup_dcookie
+213	common	epoll_create		sys_epoll_create
 214	64	epoll_ctl_old
 215	64	epoll_wait_old
-216	64	remap_file_pages	sys_remap_file_pages
-217	64	getdents64		sys_getdents64
-218	64	set_tid_address		sys_set_tid_address
-219	64	restart_syscall		sys_restart_syscall
-220	64	semtimedop		sys_semtimedop
-221	64	fadvise64		sys_fadvise64
+216	common	remap_file_pages	sys_remap_file_pages
+217	common	getdents64		sys_getdents64
+218	common	set_tid_address		sys_set_tid_address
+219	common	restart_syscall		sys_restart_syscall
+220	common	semtimedop		sys_semtimedop
+221	common	fadvise64		sys_fadvise64
 222	64	timer_create		sys_timer_create
-223	64	timer_settime		sys_timer_settime
-224	64	timer_gettime		sys_timer_gettime
-225	64	timer_getoverrun	sys_timer_getoverrun
-226	64	timer_delete		sys_timer_delete
-227	64	clock_settime		sys_clock_settime
-228	64	clock_gettime		sys_clock_gettime
-229	64	clock_getres		sys_clock_getres
-230	64	clock_nanosleep		sys_clock_nanosleep
-231	64	exit_group		sys_exit_group
-232	64	epoll_wait		sys_epoll_wait
-233	64	epoll_ctl		sys_epoll_ctl
-234	64	tgkill			sys_tgkill
-235	64	utimes			sys_utimes
+223	common	timer_settime		sys_timer_settime
+224	common	timer_gettime		sys_timer_gettime
+225	common	timer_getoverrun	sys_timer_getoverrun
+226	common	timer_delete		sys_timer_delete
+227	common	clock_settime		sys_clock_settime
+228	common	clock_gettime		sys_clock_gettime
+229	common	clock_getres		sys_clock_getres
+230	common	clock_nanosleep		sys_clock_nanosleep
+231	common	exit_group		sys_exit_group
+232	common	epoll_wait		sys_epoll_wait
+233	common	epoll_ctl		sys_epoll_ctl
+234	common	tgkill			sys_tgkill
+235	common	utimes			sys_utimes
 236	64	vserver
-237	64	mbind			sys_mbind
-238	64	set_mempolicy		sys_set_mempolicy
-239	64	get_mempolicy		sys_get_mempolicy
-240	64	mq_open			sys_mq_open
-241	64	mq_unlink		sys_mq_unlink
-242	64	mq_timedsend		sys_mq_timedsend
-243	64	mq_timedreceive		sys_mq_timedreceive
+237	common	mbind			sys_mbind
+238	common	set_mempolicy		sys_set_mempolicy
+239	common	get_mempolicy		sys_get_mempolicy
+240	common	mq_open			sys_mq_open
+241	common	mq_unlink		sys_mq_unlink
+242	common	mq_timedsend		sys_mq_timedsend
+243	common	mq_timedreceive		sys_mq_timedreceive
 244	64	mq_notify		sys_mq_notify
-245	64	mq_getsetattr		sys_mq_getsetattr
+245	common	mq_getsetattr		sys_mq_getsetattr
 246	64	kexec_load		sys_kexec_load
 247	64	waitid			sys_waitid
-248	64	add_key			sys_add_key
-249	64	request_key		sys_request_key
-250	64	keyctl			sys_keyctl
-251	64	ioprio_set		sys_ioprio_set
-252	64	ioprio_get		sys_ioprio_get
-253	64	inotify_init		sys_inotify_init
-254	64	inotify_add_watch	sys_inotify_add_watch
-255	64	inotify_rm_watch	sys_inotify_rm_watch
-256	64	migrate_pages		sys_migrate_pages
-257	64	openat			sys_openat
-258	64	mkdirat			sys_mkdirat
-259	64	mknodat			sys_mknodat
-260	64	fchownat		sys_fchownat
-261	64	futimesat		sys_futimesat
-262	64	newfstatat		sys_newfstatat
-263	64	unlinkat		sys_unlinkat
-264	64	renameat		sys_renameat
-265	64	linkat			sys_linkat
-266	64	symlinkat		sys_symlinkat
-267	64	readlinkat		sys_readlinkat
-268	64	fchmodat		sys_fchmodat
-269	64	faccessat		sys_faccessat
-270	64	pselect6		sys_pselect6
-271	64	ppoll			sys_ppoll
-272	64	unshare			sys_unshare
+248	common	add_key			sys_add_key
+249	common	request_key		sys_request_key
+250	common	keyctl			sys_keyctl
+251	common	ioprio_set		sys_ioprio_set
+252	common	ioprio_get		sys_ioprio_get
+253	common	inotify_init		sys_inotify_init
+254	common	inotify_add_watch	sys_inotify_add_watch
+255	common	inotify_rm_watch	sys_inotify_rm_watch
+256	common	migrate_pages		sys_migrate_pages
+257	common	openat			sys_openat
+258	common	mkdirat			sys_mkdirat
+259	common	mknodat			sys_mknodat
+260	common	fchownat		sys_fchownat
+261	common	futimesat		sys_futimesat
+262	common	newfstatat		sys_newfstatat
+263	common	unlinkat		sys_unlinkat
+264	common	renameat		sys_renameat
+265	common	linkat			sys_linkat
+266	common	symlinkat		sys_symlinkat
+267	common	readlinkat		sys_readlinkat
+268	common	fchmodat		sys_fchmodat
+269	common	faccessat		sys_faccessat
+270	common	pselect6		sys_pselect6
+271	common	ppoll			sys_ppoll
+272	common	unshare			sys_unshare
 273	64	set_robust_list		sys_set_robust_list
 274	64	get_robust_list		sys_get_robust_list
-275	64	splice			sys_splice
-276	64	tee			sys_tee
-277	64	sync_file_range		sys_sync_file_range
+275	common	splice			sys_splice
+276	common	tee			sys_tee
+277	common	sync_file_range		sys_sync_file_range
 278	64	vmsplice		sys_vmsplice
 279	64	move_pages		sys_move_pages
-280	64	utimensat		sys_utimensat
-281	64	epoll_pwait		sys_epoll_pwait
-282	64	signalfd		sys_signalfd
-283	64	timerfd_create		sys_timerfd_create
-284	64	eventfd			sys_eventfd
-285	64	fallocate		sys_fallocate
-286	64	timerfd_settime		sys_timerfd_settime
-287	64	timerfd_gettime		sys_timerfd_gettime
-288	64	accept4			sys_accept4
-289	64	signalfd4		sys_signalfd4
-290	64	eventfd2		sys_eventfd2
-291	64	epoll_create1		sys_epoll_create1
-292	64	dup3			sys_dup3
-293	64	pipe2			sys_pipe2
-294	64	inotify_init1		sys_inotify_init1
+280	common	utimensat		sys_utimensat
+281	common	epoll_pwait		sys_epoll_pwait
+282	common	signalfd		sys_signalfd
+283	common	timerfd_create		sys_timerfd_create
+284	common	eventfd			sys_eventfd
+285	common	fallocate		sys_fallocate
+286	common	timerfd_settime		sys_timerfd_settime
+287	common	timerfd_gettime		sys_timerfd_gettime
+288	common	accept4			sys_accept4
+289	common	signalfd4		sys_signalfd4
+290	common	eventfd2		sys_eventfd2
+291	common	epoll_create1		sys_epoll_create1
+292	common	dup3			sys_dup3
+293	common	pipe2			sys_pipe2
+294	common	inotify_init1		sys_inotify_init1
 295	64	preadv			sys_preadv
 296	64	pwritev			sys_pwritev
 297	64	rt_tgsigqueueinfo	sys_rt_tgsigqueueinfo
-298	64	perf_event_open		sys_perf_event_open
+298	common	perf_event_open		sys_perf_event_open
 299	64	recvmmsg		sys_recvmmsg
-300	64	fanotify_init		sys_fanotify_init
-301	64	fanotify_mark		sys_fanotify_mark
-302	64	prlimit64		sys_prlimit64
-303	64	name_to_handle_at	sys_name_to_handle_at
-304	64	open_by_handle_at	sys_open_by_handle_at
-305	64	clock_adjtime		sys_clock_adjtime
-306	64	syncfs			sys_syncfs
+300	common	fanotify_init		sys_fanotify_init
+301	common	fanotify_mark		sys_fanotify_mark
+302	common	prlimit64		sys_prlimit64
+303	common	name_to_handle_at	sys_name_to_handle_at
+304	common	open_by_handle_at	sys_open_by_handle_at
+305	common	clock_adjtime		sys_clock_adjtime
+306	common	syncfs			sys_syncfs
 307	64	sendmmsg		sys_sendmmsg
-308	64	setns			sys_setns
-309	64	getcpu			sys_getcpu
+308	common	setns			sys_setns
+309	common	getcpu			sys_getcpu
 310	64	process_vm_readv	sys_process_vm_readv
 311	64	process_vm_writev	sys_process_vm_writev
+#
+# x32-specific system call numbers start at 512 to avoid cache impact
+# for native 64-bit operation.
+#
+512	x32	rt_sigaction		sys32_rt_sigaction
+513	x32	rt_sigreturn		stub_x32_rt_sigreturn
+514	x32	ioctl			compat_sys_ioctl
+515	x32	readv			compat_sys_readv
+516	x32	writev			compat_sys_writev
+517	x32	recvfrom		compat_sys_recvfrom
+518	x32	sendmsg			compat_sys_sendmsg
+519	x32	recvmsg			compat_sys_recvmsg
+520	x32	execve			stub_x32_execve
+521	x32	ptrace			compat_sys_ptrace
+522	x32	rt_sigpending		sys32_rt_sigpending
+523	x32	rt_sigtimedwait		compat_sys_rt_sigtimedwait
+524	x32	rt_sigqueueinfo		sys32_rt_sigqueueinfo
+525	x32	sigaltstack		stub_x32_sigaltstack
+526	x32	timer_create		compat_sys_timer_create
+527	x32	mq_notify		compat_sys_mq_notify
+528	x32	kexec_load		compat_sys_kexec_load
+529	x32	waitid			compat_sys_waitid
+530	x32	set_robust_list		compat_sys_set_robust_list
+531	x32	get_robust_list		compat_sys_get_robust_list
+532	x32	vmsplice		compat_sys_vmsplice
+533	x32	move_pages		compat_sys_move_pages
+534	x32	preadv			compat_sys_preadv64
+535	x32	pwritev			compat_sys_pwritev64
+536	x32	rt_tgsigqueueinfo	compat_sys_rt_tgsigqueueinfo
+537	x32	recvmmsg		compat_sys_recvmmsg
+538	x32	sendmmsg		compat_sys_sendmmsg
+539	x32	process_vm_readv	compat_sys_process_vm_readv
+540	x32	process_vm_writev	compat_sys_process_vm_writev
diff --git a/arch/x86/um/sys_call_table_64.c b/arch/x86/um/sys_call_table_64.c
index fe626c3ba01b..9924776f4265 100644
--- a/arch/x86/um/sys_call_table_64.c
+++ b/arch/x86/um/sys_call_table_64.c
@@ -35,6 +35,9 @@
 #define stub_sigaltstack sys_sigaltstack
 #define stub_rt_sigreturn sys_rt_sigreturn
 
+#define __SYSCALL_COMMON(nr, sym, compat) __SYSCALL_64(nr, sym, compat)
+#define __SYSCALL_X32(nr, sym, compat) /* Not supported */
+
 #define __SYSCALL_64(nr, sym, compat) extern asmlinkage void sym(void) ;
 #include <asm/syscalls_64.h>
 
diff --git a/arch/x86/um/user-offsets.c b/arch/x86/um/user-offsets.c
index 5edf4f4bbf53..ce7e3607a870 100644
--- a/arch/x86/um/user-offsets.c
+++ b/arch/x86/um/user-offsets.c
@@ -15,6 +15,8 @@ static char syscalls[] = {
 };
 #else
 #define __SYSCALL_64(nr, sym, compat) [nr] = 1,
+#define __SYSCALL_COMMON(nr, sym, compat) [nr] = 1,
+#define __SYSCALL_X32(nr, sym, compat) /* Not supported */
 static char syscalls[] = {
 #include <asm/syscalls_64.h>
 };
diff --git a/arch/x86/vdso/.gitignore b/arch/x86/vdso/.gitignore
index 60274d5746e1..3282874bc61d 100644
--- a/arch/x86/vdso/.gitignore
+++ b/arch/x86/vdso/.gitignore
@@ -1,5 +1,7 @@
 vdso.lds
 vdso-syms.lds
+vdsox32.lds
+vdsox32-syms.lds
 vdso32-syms.lds
 vdso32-syscall-syms.lds
 vdso32-sysenter-syms.lds
diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index 5d179502a52c..fd14be1d1472 100644
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -3,21 +3,29 @@
 #
 
 VDSO64-$(CONFIG_X86_64)		:= y
+VDSOX32-$(CONFIG_X86_X32_ABI)	:= y
 VDSO32-$(CONFIG_X86_32)		:= y
 VDSO32-$(CONFIG_COMPAT)		:= y
 
 vdso-install-$(VDSO64-y)	+= vdso.so
+vdso-install-$(VDSOX32-y)	+= vdsox32.so
 vdso-install-$(VDSO32-y)	+= $(vdso32-images)
 
 
 # files to link into the vdso
 vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o
 
+vobjs-$(VDSOX32-y) += $(vobjx32s-compat)
+
+# Filter out x32 objects.
+vobj64s := $(filter-out $(vobjx32s-compat),$(vobjs-y))
+
 # files to link into kernel
 obj-$(VDSO64-y)			+= vma.o vdso.o
+obj-$(VDSOX32-y)		+= vdsox32.o
 obj-$(VDSO32-y)			+= vdso32.o vdso32-setup.o
 
-vobjs := $(foreach F,$(vobjs-y),$(obj)/$F)
+vobjs := $(foreach F,$(vobj64s),$(obj)/$F)
 
 $(obj)/vdso.o: $(obj)/vdso.so
 
@@ -73,6 +81,42 @@ $(obj)/%-syms.lds: $(obj)/%.so.dbg FORCE
 	$(call if_changed,vdsosym)
 
 #
+# X32 processes use x32 vDSO to access 64bit kernel data.
+#
+# Build x32 vDSO image:
+# 1. Compile x32 vDSO as 64bit.
+# 2. Convert object files to x32.
+# 3. Build x32 VDSO image with x32 objects, which contains 64bit codes
+# so that it can reach 64bit address space with 64bit pointers.
+#
+
+targets += vdsox32-syms.lds
+obj-$(VDSOX32-y)		+= vdsox32-syms.lds
+
+CPPFLAGS_vdsox32.lds = $(CPPFLAGS_vdso.lds)
+VDSO_LDFLAGS_vdsox32.lds = -Wl,-m,elf32_x86_64 \
+			   -Wl,-soname=linux-vdso.so.1 \
+			   -Wl,-z,max-page-size=4096 \
+			   -Wl,-z,common-page-size=4096
+
+vobjx32s-y := $(vobj64s:.o=-x32.o)
+vobjx32s := $(foreach F,$(vobjx32s-y),$(obj)/$F)
+
+# Convert 64bit object file to x32 for x32 vDSO.
+quiet_cmd_x32 = X32     $@
+      cmd_x32 = $(OBJCOPY) -O elf32-x86-64 $< $@
+
+$(obj)/%-x32.o: $(obj)/%.o FORCE
+	$(call if_changed,x32)
+
+targets += vdsox32.so vdsox32.so.dbg vdsox32.lds $(vobjx32s-y)
+
+$(obj)/vdsox32.o: $(src)/vdsox32.S $(obj)/vdsox32.so
+
+$(obj)/vdsox32.so.dbg: $(src)/vdsox32.lds $(vobjx32s) FORCE
+	$(call if_changed,vdso)
+
+#
 # Build multiple 32-bit vDSO images to choose from at boot time.
 #
 obj-$(VDSO32-y)			+= vdso32-syms.lds
diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c
index 468d591dde31..10f9f59477db 100644
--- a/arch/x86/vdso/vdso32-setup.c
+++ b/arch/x86/vdso/vdso32-setup.c
@@ -317,6 +317,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 	int ret = 0;
 	bool compat;
 
+#ifdef CONFIG_X86_X32_ABI
+	if (test_thread_flag(TIF_X32))
+		return x32_setup_additional_pages(bprm, uses_interp);
+#endif
+
 	if (vdso_enabled == VDSO_DISABLED)
 		return 0;
 
diff --git a/arch/x86/vdso/vdsox32.S b/arch/x86/vdso/vdsox32.S
new file mode 100644
index 000000000000..d6b9a7f42a8a
--- /dev/null
+++ b/arch/x86/vdso/vdsox32.S
@@ -0,0 +1,22 @@
+#include <asm/page_types.h>
+#include <linux/linkage.h>
+#include <linux/init.h>
+
+__PAGE_ALIGNED_DATA
+
+	.globl vdsox32_start, vdsox32_end
+	.align PAGE_SIZE
+vdsox32_start:
+	.incbin "arch/x86/vdso/vdsox32.so"
+vdsox32_end:
+	.align PAGE_SIZE /* extra data here leaks to userspace. */
+
+.previous
+
+	.globl vdsox32_pages
+	.bss
+	.align 8
+	.type vdsox32_pages, @object
+vdsox32_pages:
+	.zero (vdsox32_end - vdsox32_start + PAGE_SIZE - 1) / PAGE_SIZE * 8
+	.size vdsox32_pages, .-vdsox32_pages
diff --git a/arch/x86/vdso/vdsox32.lds.S b/arch/x86/vdso/vdsox32.lds.S
new file mode 100644
index 000000000000..62272aa2ae0a
--- /dev/null
+++ b/arch/x86/vdso/vdsox32.lds.S
@@ -0,0 +1,28 @@
+/*
+ * Linker script for x32 vDSO.
+ * We #include the file to define the layout details.
+ * Here we only choose the prelinked virtual address.
+ *
+ * This file defines the version script giving the user-exported symbols in
+ * the DSO.  We can define local symbols here called VDSO* to make their
+ * values visible using the asm-x86/vdso.h macros from the kernel proper.
+ */
+
+#define VDSO_PRELINK 0
+#include "vdso-layout.lds.S"
+
+/*
+ * This controls what userland symbols we export from the vDSO.
+ */
+VERSION {
+	LINUX_2.6 {
+	global:
+		__vdso_clock_gettime;
+		__vdso_gettimeofday;
+		__vdso_getcpu;
+		__vdso_time;
+	local: *;
+	};
+}
+
+VDSOX32_PRELINK = VDSO_PRELINK;
diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 153407c35b75..d7dce1dbf8c9 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -24,7 +24,44 @@ extern unsigned short vdso_sync_cpuid;
 extern struct page *vdso_pages[];
 static unsigned vdso_size;
 
-static void __init patch_vdso(void *vdso, size_t len)
+#ifdef CONFIG_X86_X32_ABI
+extern char vdsox32_start[], vdsox32_end[];
+extern struct page *vdsox32_pages[];
+static unsigned vdsox32_size;
+
+static void __init patch_vdsox32(void *vdso, size_t len)
+{
+	Elf32_Ehdr *hdr = vdso;
+	Elf32_Shdr *sechdrs, *alt_sec = 0;
+	char *secstrings;
+	void *alt_data;
+	int i;
+
+	BUG_ON(len < sizeof(Elf32_Ehdr));
+	BUG_ON(memcmp(hdr->e_ident, ELFMAG, SELFMAG) != 0);
+
+	sechdrs = (void *)hdr + hdr->e_shoff;
+	secstrings = (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;
+
+	for (i = 1; i < hdr->e_shnum; i++) {
+		Elf32_Shdr *shdr = &sechdrs[i];
+		if (!strcmp(secstrings + shdr->sh_name, ".altinstructions")) {
+			alt_sec = shdr;
+			goto found;
+		}
+	}
+
+	/* If we get here, it's probably a bug. */
+	pr_warning("patch_vdsox32: .altinstructions not found\n");
+	return;  /* nothing to patch */
+
+found:
+	alt_data = (void *)hdr + alt_sec->sh_offset;
+	apply_alternatives(alt_data, alt_data + alt_sec->sh_size);
+}
+#endif
+
+static void __init patch_vdso64(void *vdso, size_t len)
 {
 	Elf64_Ehdr *hdr = vdso;
 	Elf64_Shdr *sechdrs, *alt_sec = 0;
@@ -47,7 +84,7 @@ static void __init patch_vdso(void *vdso, size_t len)
 	}
 
 	/* If we get here, it's probably a bug. */
-	pr_warning("patch_vdso: .altinstructions not found\n");
+	pr_warning("patch_vdso64: .altinstructions not found\n");
 	return;  /* nothing to patch */
 
 found:
@@ -60,12 +97,20 @@ static int __init init_vdso(void)
 	int npages = (vdso_end - vdso_start + PAGE_SIZE - 1) / PAGE_SIZE;
 	int i;
 
-	patch_vdso(vdso_start, vdso_end - vdso_start);
+	patch_vdso64(vdso_start, vdso_end - vdso_start);
 
 	vdso_size = npages << PAGE_SHIFT;
 	for (i = 0; i < npages; i++)
 		vdso_pages[i] = virt_to_page(vdso_start + i*PAGE_SIZE);
 
+#ifdef CONFIG_X86_X32_ABI
+	patch_vdsox32(vdsox32_start, vdsox32_end - vdsox32_start);
+	npages = (vdsox32_end - vdsox32_start + PAGE_SIZE - 1) / PAGE_SIZE;
+	vdsox32_size = npages << PAGE_SHIFT;
+	for (i = 0; i < npages; i++)
+		vdsox32_pages[i] = virt_to_page(vdsox32_start + i*PAGE_SIZE);
+#endif
+
 	return 0;
 }
 subsys_initcall(init_vdso);
@@ -103,7 +148,10 @@ static unsigned long vdso_addr(unsigned long start, unsigned len)
 
 /* Setup a VMA at program startup for the vsyscall page.
    Not called for compat tasks */
-int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
+static int setup_additional_pages(struct linux_binprm *bprm,
+				  int uses_interp,
+				  struct page **pages,
+				  unsigned size)
 {
 	struct mm_struct *mm = current->mm;
 	unsigned long addr;
@@ -113,8 +161,8 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 		return 0;
 
 	down_write(&mm->mmap_sem);
-	addr = vdso_addr(mm->start_stack, vdso_size);
-	addr = get_unmapped_area(NULL, addr, vdso_size, 0, 0);
+	addr = vdso_addr(mm->start_stack, size);
+	addr = get_unmapped_area(NULL, addr, size, 0, 0);
 	if (IS_ERR_VALUE(addr)) {
 		ret = addr;
 		goto up_fail;
@@ -122,11 +170,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 
 	current->mm->context.vdso = (void *)addr;
 
-	ret = install_special_mapping(mm, addr, vdso_size,
+	ret = install_special_mapping(mm, addr, size,
 				      VM_READ|VM_EXEC|
 				      VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC|
 				      VM_ALWAYSDUMP,
-				      vdso_pages);
+				      pages);
 	if (ret) {
 		current->mm->context.vdso = NULL;
 		goto up_fail;
@@ -137,6 +185,20 @@ up_fail:
 	return ret;
 }
 
+int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
+{
+	return setup_additional_pages(bprm, uses_interp, vdso_pages,
+				      vdso_size);
+}
+
+#ifdef CONFIG_X86_X32_ABI
+int x32_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
+{
+	return setup_additional_pages(bprm, uses_interp, vdsox32_pages,
+				      vdsox32_size);
+}
+#endif
+
 static __init int vdso_setup(char *s)
 {
 	vdso_enabled = simple_strtoul(s, NULL, 0);
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 12eb07bfb267..4172af8ceeb3 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1141,7 +1141,9 @@ asmlinkage void __init xen_start_kernel(void)
 
 	/* Prevent unwanted bits from being set in PTEs. */
 	__supported_pte_mask &= ~_PAGE_GLOBAL;
+#if 0
 	if (!xen_initial_domain())
+#endif
 		__supported_pte_mask &= ~(_PAGE_PWT | _PAGE_PCD);
 
 	__supported_pte_mask |= _PAGE_IOMAP;
@@ -1204,10 +1206,6 @@ asmlinkage void __init xen_start_kernel(void)
 
 	pgd = (pgd_t *)xen_start_info->pt_base;
 
-	if (!xen_initial_domain())
-		__supported_pte_mask &= ~(_PAGE_PWT | _PAGE_PCD);
-
-	__supported_pte_mask |= _PAGE_IOMAP;
 	/* Don't do the full vcpu_info placement stuff until we have a
 	   possible map and a non-dummy shared_info. */
 	per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0];
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 58a0e46c404d..95c1cf60c669 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -415,13 +415,13 @@ static pteval_t iomap_pte(pteval_t val)
 static pteval_t xen_pte_val(pte_t pte)
 {
 	pteval_t pteval = pte.pte;
-
+#if 0
 	/* If this is a WC pte, convert back from Xen WC to Linux WC */
 	if ((pteval & (_PAGE_PAT | _PAGE_PCD | _PAGE_PWT)) == _PAGE_PAT) {
 		WARN_ON(!pat_enabled);
 		pteval = (pteval & ~_PAGE_PAT) | _PAGE_PWT;
 	}
-
+#endif
 	if (xen_initial_domain() && (pteval & _PAGE_IOMAP))
 		return pteval;
 
@@ -463,7 +463,7 @@ void xen_set_pat(u64 pat)
 static pte_t xen_make_pte(pteval_t pte)
 {
 	phys_addr_t addr = (pte & PTE_PFN_MASK);
-
+#if 0
 	/* If Linux is trying to set a WC pte, then map to the Xen WC.
 	 * If _PAGE_PAT is set, then it probably means it is really
 	 * _PAGE_PSE, so avoid fiddling with the PAT mapping and hope
@@ -476,7 +476,7 @@ static pte_t xen_make_pte(pteval_t pte)
 		if ((pte & (_PAGE_PCD | _PAGE_PWT)) == _PAGE_PWT)
 			pte = (pte & ~(_PAGE_PCD | _PAGE_PWT)) | _PAGE_PAT;
 	}
-
+#endif
 	/*
 	 * Unprivileged domains are allowed to do IOMAPpings for
 	 * PCI passthrough, but not map ISA space.  The ISA
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index 041d4fe9dfe4..501d4e0244ba 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -409,6 +409,13 @@ static void __cpuinit xen_play_dead(void) /* used only with HOTPLUG_CPU */
 	play_dead_common();
 	HYPERVISOR_vcpu_op(VCPUOP_down, smp_processor_id(), NULL);
 	cpu_bringup();
+	/*
+	 * Balance out the preempt calls - as we are running in cpu_idle
+	 * loop which has been called at bootup from cpu_bringup_and_idle.
+	 * The cpucpu_bringup_and_idle called cpu_bringup which made a
+	 * preempt_disable() So this preempt_enable will balance it out.
+	 */
+	preempt_enable();
 }
 
 #else /* !CONFIG_HOTPLUG_CPU */
diff --git a/arch/xtensa/include/asm/posix_types.h b/arch/xtensa/include/asm/posix_types.h
index 6b2190c35882..6e96be0d02d3 100644
--- a/arch/xtensa/include/asm/posix_types.h
+++ b/arch/xtensa/include/asm/posix_types.h
@@ -19,104 +19,21 @@
  * assume GCC is being used.
  */
 
-typedef unsigned long	__kernel_ino_t;
-typedef unsigned int	__kernel_mode_t;
-typedef unsigned long	__kernel_nlink_t;
-typedef long		__kernel_off_t;
-typedef int		__kernel_pid_t;
 typedef unsigned short	__kernel_ipc_pid_t;
-typedef unsigned int	__kernel_uid_t;
-typedef unsigned int	__kernel_gid_t;
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+
 typedef unsigned int	__kernel_size_t;
 typedef int		__kernel_ssize_t;
 typedef long		__kernel_ptrdiff_t;
-typedef long		__kernel_time_t;
-typedef long		__kernel_suseconds_t;
-typedef long		__kernel_clock_t;
-typedef int		__kernel_timer_t;
-typedef int		__kernel_clockid_t;
-typedef int		__kernel_daddr_t;
-typedef char *		__kernel_caddr_t;
-typedef unsigned short	__kernel_uid16_t;
-typedef unsigned short	__kernel_gid16_t;
-typedef unsigned int	__kernel_uid32_t;
-typedef unsigned int	__kernel_gid32_t;
+#define __kernel_size_t __kernel_size_t
 
 typedef unsigned short	__kernel_old_uid_t;
 typedef unsigned short	__kernel_old_gid_t;
-typedef unsigned short	__kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long	__kernel_loff_t;
-#endif
-
-typedef struct {
-	int	val[2];
-} __kernel_fsid_t;
-
-#ifndef __GNUC__
-
-#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-#define	__FD_ISSET(d, set)	(!!((set)->fds_bits[__FDELT(d)] & __FDMASK(d)))
-#define	__FD_ZERO(set)	\
-  ((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set)))
-
-#else /* __GNUC__ */
+#define __kernel_old_uid_t __kernel_old_uid_t
 
-#if defined(__KERNEL__)
-/* With GNU C, use inline functions instead so args are evaluated only once: */
-
-#undef __FD_SET
-static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p)
-{
-	unsigned long _tmp = fd / __NFDBITS;
-	unsigned long _rem = fd % __NFDBITS;
-	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant case (8 ints,
- * for a 256-bit fd_set)
- */
-#undef __FD_ZERO
-static __inline__ void __FD_ZERO(__kernel_fd_set *p)
-{
-	unsigned int *tmp = (unsigned int *)p->fds_bits;
-	int i;
+typedef unsigned short	__kernel_old_dev_t;
+#define __kernel_old_dev_t __kernel_old_dev_t
 
-	if (__builtin_constant_p(__FDSET_LONGS)) {
-		switch (__FDSET_LONGS) {
-			case 8:
-				tmp[0] = 0; tmp[1] = 0; tmp[2] = 0; tmp[3] = 0;
-				tmp[4] = 0; tmp[5] = 0; tmp[6] = 0; tmp[7] = 0;
-				return;
-		}
-	}
-	i = __FDSET_LONGS;
-	while (i) {
-		i--;
-		*tmp = 0;
-		tmp++;
-	}
-}
+#include <asm-generic/posix_types.h>
 
-#endif /* defined(__KERNEL__) */
-#endif /* __GNUC__ */
 #endif /* _XTENSA_POSIX_TYPES_H */
diff --git a/arch/xtensa/include/asm/string.h b/arch/xtensa/include/asm/string.h
index 5fb8c27cbef5..405a8c49ff2c 100644
--- a/arch/xtensa/include/asm/string.h
+++ b/arch/xtensa/include/asm/string.h
@@ -118,7 +118,4 @@ extern void *memmove(void *__dest, __const__ void *__src, size_t __n);
 /* Don't build bcopy at all ...  */
 #define __HAVE_ARCH_BCOPY
 
-#define __HAVE_ARCH_MEMSCAN
-#define memscan memchr
-
 #endif	/* _XTENSA_STRING_H */