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-rw-r--r--arch/arm/Kconfig4
-rw-r--r--arch/arm/mach-mmp/mmp2.c1
-rw-r--r--arch/arm/mach-omap2/Kconfig6
-rw-r--r--arch/arm/mach-omap2/Makefile5
-rw-r--r--arch/arm/mach-omap2/board-rm680.c186
-rw-r--r--arch/arm/mach-omap2/board-rx51.c4
-rw-r--r--arch/arm/mach-omap2/board-zoom-peripherals.c2
-rw-r--r--arch/arm/mach-omap2/io.c2
-rw-r--r--arch/arm/mach-omap2/pm-debug.c34
-rw-r--r--arch/arm/mach-omap2/pm24xx.c34
-rw-r--r--arch/arm/mach-omap2/pm34xx.c27
-rw-r--r--arch/arm/mach-omap2/prcm-common.h11
-rw-r--r--arch/arm/mach-omap2/sdram-nokia.c (renamed from arch/arm/mach-omap2/board-rx51-sdram.c)102
-rw-r--r--arch/arm/mach-omap2/sdram-nokia.h12
-rw-r--r--arch/arm/mach-pxa/palmtx.c3
-rw-r--r--arch/arm/mach-s3c2412/Kconfig2
-rw-r--r--arch/arm/mach-s3c2416/Kconfig3
-rw-r--r--arch/arm/mach-s3c2440/Kconfig4
-rw-r--r--arch/arm/mach-s3c2440/s3c2440.c11
-rw-r--r--arch/arm/mach-s3c2440/s3c2442.c14
-rw-r--r--arch/arm/mach-s3c2443/Kconfig1
-rw-r--r--arch/arm/mm/cache-v6.S28
-rw-r--r--arch/arm/mm/cache-v7.S27
-rw-r--r--arch/arm/mm/proc-macros.S22
-rw-r--r--arch/arm/plat-omap/counter_32k.c3
-rw-r--r--arch/arm/plat-omap/include/plat/uncompress.h1
-rw-r--r--arch/arm/plat-omap/sram.c2
-rw-r--r--arch/arm/plat-s3c24xx/cpu.c8
-rw-r--r--arch/arm/plat-s3c24xx/gpiolib.c2
-rw-r--r--arch/arm/plat-s3c24xx/include/plat/s3c244x.h7
-rw-r--r--arch/arm/plat-samsung/gpio-config.c47
-rw-r--r--arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h11
-rw-r--r--arch/arm/tools/mach-types183
-rw-r--r--arch/mn10300/kernel/gdb-io-serial.c3
-rw-r--r--arch/mn10300/kernel/gdb-io-ttysm.c3
-rw-r--r--arch/mn10300/kernel/gdb-stub.c3
-rw-r--r--arch/s390/kernel/vtime.c19
-rw-r--r--arch/sh/Kconfig3
-rw-r--r--arch/sh/include/asm/unistd_32.h3
-rw-r--r--arch/sh/kernel/syscalls_32.S1
-rw-r--r--arch/sparc/include/asm/openprom.h2
-rw-r--r--arch/sparc/include/asm/oplib_32.h35
-rw-r--r--arch/sparc/include/asm/oplib_64.h46
-rw-r--r--arch/sparc/kernel/leon_kernel.c4
-rw-r--r--arch/sparc/prom/Makefile1
-rw-r--r--arch/sparc/prom/console_32.c65
-rw-r--r--arch/sparc/prom/console_64.c81
-rw-r--r--arch/sparc/prom/devops_32.c87
-rw-r--r--arch/sparc/prom/devops_64.c67
-rw-r--r--arch/sparc/prom/misc_64.c16
-rw-r--r--arch/sparc/prom/printf.c35
-rw-r--r--arch/sparc/prom/tree_32.c16
-rw-r--r--arch/sparc/prom/tree_64.c18
-rw-r--r--arch/x86/crypto/ghash-clmulni-intel_glue.c1
-rw-r--r--arch/x86/include/asm/pvclock.h1
-rw-r--r--arch/x86/kernel/pvclock.c5
-rw-r--r--arch/x86/xen/time.c2
57 files changed, 798 insertions, 528 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index f1d9297b1050..d56d21c0573b 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1311,7 +1311,7 @@ config HZ
config THUMB2_KERNEL
bool "Compile the kernel in Thumb-2 mode"
- depends on CPU_V7 && EXPERIMENTAL
+ depends on CPU_V7 && !CPU_V6 && EXPERIMENTAL
select AEABI
select ARM_ASM_UNIFIED
help
@@ -1759,7 +1759,7 @@ comment "At least one emulation must be selected"
config FPE_NWFPE
bool "NWFPE math emulation"
- depends on !AEABI || OABI_COMPAT
+ depends on (!AEABI || OABI_COMPAT) && !THUMB2_KERNEL
---help---
Say Y to include the NWFPE floating point emulator in the kernel.
This is necessary to run most binaries. Linux does not currently
diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c
index daf3993349f8..2e3dd08ccc3f 100644
--- a/arch/arm/mach-mmp/mmp2.c
+++ b/arch/arm/mach-mmp/mmp2.c
@@ -126,7 +126,6 @@ static APBC_CLK(twsi3, MMP2_TWSI3, 0, 26000000);
static APBC_CLK(twsi4, MMP2_TWSI4, 0, 26000000);
static APBC_CLK(twsi5, MMP2_TWSI5, 0, 26000000);
static APBC_CLK(twsi6, MMP2_TWSI6, 0, 26000000);
-static APBC_CLK(rtc, MMP2_RTC, 0, 32768);
static APMU_CLK(nand, NAND, 0xbf, 100000000);
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 144e7bb7c88c..925ccb33d3d4 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -220,6 +220,12 @@ config MACH_NOKIA_N8X0
select MACH_NOKIA_N810
select MACH_NOKIA_N810_WIMAX
+config MACH_NOKIA_RM680
+ bool "Nokia RM-680 board"
+ depends on ARCH_OMAP3
+ default y
+ select OMAP_PACKAGE_CBB
+
config MACH_NOKIA_RX51
bool "Nokia RX-51 board"
depends on ARCH_OMAP3
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index fbc87395a025..25bc9453700d 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -140,8 +140,11 @@ obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o \
hsmmc.o \
board-flash.o
obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0.o
+obj-$(CONFIG_MACH_NOKIA_RM680) += board-rm680.o \
+ sdram-nokia.o \
+ hsmmc.o
obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
- board-rx51-sdram.o \
+ sdram-nokia.o \
board-rx51-peripherals.o \
board-rx51-video.o \
hsmmc.o
diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c
new file mode 100644
index 000000000000..8da65bd6ff8d
--- /dev/null
+++ b/arch/arm/mach-omap2/board-rm680.c
@@ -0,0 +1,186 @@
+/*
+ * Board support file for Nokia RM-680.
+ *
+ * Copyright (C) 2010 Nokia
+ *
+ * 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
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/init.h>
+#include <linux/i2c/twl.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/consumer.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+
+#include <plat/i2c.h>
+#include <plat/mmc.h>
+#include <plat/usb.h>
+#include <plat/gpmc.h>
+#include <plat/common.h>
+#include <plat/onenand.h>
+
+#include "mux.h"
+#include "hsmmc.h"
+#include "sdram-nokia.h"
+
+static struct regulator_consumer_supply rm680_vemmc_consumers[] = {
+ REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1"),
+};
+
+/* Fixed regulator for internal eMMC */
+static struct regulator_init_data rm680_vemmc = {
+ .constraints = {
+ .name = "rm680_vemmc",
+ .min_uV = 2900000,
+ .max_uV = 2900000,
+ .apply_uV = 1,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS
+ | REGULATOR_CHANGE_MODE,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers),
+ .consumer_supplies = rm680_vemmc_consumers,
+};
+
+static struct fixed_voltage_config rm680_vemmc_config = {
+ .supply_name = "VEMMC",
+ .microvolts = 2900000,
+ .gpio = 157,
+ .startup_delay = 150,
+ .enable_high = 1,
+ .init_data = &rm680_vemmc,
+};
+
+static struct platform_device rm680_vemmc_device = {
+ .name = "reg-fixed-voltage",
+ .dev = {
+ .platform_data = &rm680_vemmc_config,
+ },
+};
+
+static struct platform_device *rm680_peripherals_devices[] __initdata = {
+ &rm680_vemmc_device,
+};
+
+/* TWL */
+static struct twl4030_gpio_platform_data rm680_gpio_data = {
+ .gpio_base = OMAP_MAX_GPIO_LINES,
+ .irq_base = TWL4030_GPIO_IRQ_BASE,
+ .irq_end = TWL4030_GPIO_IRQ_END,
+ .pullups = BIT(0),
+ .pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15),
+};
+
+static struct twl4030_usb_data rm680_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static struct twl4030_platform_data rm680_twl_data = {
+ .irq_base = TWL4030_IRQ_BASE,
+ .irq_end = TWL4030_IRQ_END,
+ .gpio = &rm680_gpio_data,
+ .usb = &rm680_usb_data,
+ /* add rest of the children here */
+};
+
+static struct i2c_board_info __initdata rm680_twl_i2c_board_info[] = {
+ {
+ I2C_BOARD_INFO("twl5031", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_34XX_SYS_NIRQ,
+ .platform_data = &rm680_twl_data,
+ },
+};
+
+static void __init rm680_i2c_init(void)
+{
+ omap_register_i2c_bus(1, 2900, rm680_twl_i2c_board_info,
+ ARRAY_SIZE(rm680_twl_i2c_board_info));
+ omap_register_i2c_bus(2, 400, NULL, 0);
+ omap_register_i2c_bus(3, 400, NULL, 0);
+}
+
+#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
+ defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
+static struct omap_onenand_platform_data board_onenand_data[] = {
+ {
+ .gpio_irq = 65,
+ .flags = ONENAND_SYNC_READWRITE,
+ }
+};
+#endif
+
+/* eMMC */
+static struct omap2_hsmmc_info mmc[] __initdata = {
+ {
+ .name = "internal",
+ .mmc = 2,
+ .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ { /* Terminator */ }
+};
+
+static void __init rm680_peripherals_init(void)
+{
+ platform_add_devices(rm680_peripherals_devices,
+ ARRAY_SIZE(rm680_peripherals_devices));
+ rm680_i2c_init();
+ gpmc_onenand_init(board_onenand_data);
+ omap2_hsmmc_init(mmc);
+}
+
+static void __init rm680_init_irq(void)
+{
+ struct omap_sdrc_params *sdrc_params;
+
+ sdrc_params = nokia_get_sdram_timings();
+ omap2_init_common_hw(sdrc_params, sdrc_params);
+ omap_init_irq();
+}
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+ { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+#endif
+
+static struct omap_musb_board_data rm680_musb_data = {
+ .interface_type = MUSB_INTERFACE_ULPI,
+ .mode = MUSB_PERIPHERAL,
+ .power = 100,
+};
+
+static void __init rm680_init(void)
+{
+ omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+ omap_serial_init();
+ usb_musb_init(&rm680_musb_data);
+ rm680_peripherals_init();
+}
+
+static void __init rm680_map_io(void)
+{
+ omap2_set_globals_3xxx();
+ omap34xx_map_common_io();
+}
+
+MACHINE_START(NOKIA_RM680, "Nokia RM-680 board")
+ .boot_params = 0x80000100,
+ .map_io = rm680_map_io,
+ .reserve = omap_reserve,
+ .init_irq = rm680_init_irq,
+ .init_machine = rm680_init,
+ .timer = &omap_timer,
+MACHINE_END
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index 6635142d7d07..7362c91ddd76 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -32,10 +32,10 @@
#include "mux.h"
#include "pm.h"
+#include "sdram-nokia.h"
#define RX51_GPIO_SLEEP_IND 162
-struct omap_sdrc_params *rx51_get_sdram_timings(void);
extern void rx51_video_mem_init(void);
static struct gpio_led gpio_leds[] = {
@@ -105,7 +105,7 @@ static void __init rx51_init_irq(void)
omap_board_config = rx51_config;
omap_board_config_size = ARRAY_SIZE(rx51_config);
omap3_pm_init_cpuidle(rx51_cpuidle_params);
- sdrc_params = rx51_get_sdram_timings();
+ sdrc_params = nokia_get_sdram_timings();
omap2_init_common_hw(sdrc_params, sdrc_params);
omap_init_irq();
}
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index 86c9b2102952..9db9203667df 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -216,7 +216,7 @@ static struct omap2_hsmmc_info mmc[] __initdata = {
{
.name = "wl1271",
.mmc = 3,
- .caps = MMC_CAP_4_BIT_DATA,
+ .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
.gpio_wp = -EINVAL,
.gpio_cd = -EINVAL,
.nonremovable = true,
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 534774146ead..4605d5073a9b 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -298,7 +298,7 @@ static int __init _omap2_init_reprogram_sdrc(void)
return 0;
dpll3_m2_ck = clk_get(NULL, "dpll3_m2_ck");
- if (!dpll3_m2_ck)
+ if (IS_ERR(dpll3_m2_ck))
return -EINVAL;
rate = clk_get_rate(dpll3_m2_ck);
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index 5e81517a7af2..a8afb610c7d8 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -161,6 +161,23 @@ void omap2_pm_dump(int mode, int resume, unsigned int us)
printk(KERN_INFO "%-20s: 0x%08x\n", regs[i].name, regs[i].val);
}
+void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds)
+{
+ u32 tick_rate, cycles;
+
+ if (!seconds && !milliseconds)
+ return;
+
+ tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup));
+ cycles = tick_rate * seconds + tick_rate * milliseconds / 1000;
+ omap_dm_timer_stop(gptimer_wakeup);
+ omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles);
+
+ pr_info("PM: Resume timer in %u.%03u secs"
+ " (%d ticks at %d ticks/sec.)\n",
+ seconds, milliseconds, cycles, tick_rate);
+}
+
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
#include <linux/seq_file.h>
@@ -354,23 +371,6 @@ void pm_dbg_update_time(struct powerdomain *pwrdm, int prev)
pwrdm->timer = t;
}
-void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds)
-{
- u32 tick_rate, cycles;
-
- if (!seconds && !milliseconds)
- return;
-
- tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup));
- cycles = tick_rate * seconds + tick_rate * milliseconds / 1000;
- omap_dm_timer_stop(gptimer_wakeup);
- omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles);
-
- pr_info("PM: Resume timer in %u.%03u secs"
- " (%d ticks at %d ticks/sec.)\n",
- seconds, milliseconds, cycles, tick_rate);
-}
-
static int clkdm_dbg_show_counter(struct clockdomain *clkdm, void *user)
{
struct seq_file *s = (struct seq_file *)user;
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index c85923e56b85..aaeea49b9bdd 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -53,6 +53,19 @@
#include <plat/powerdomain.h>
#include <plat/clockdomain.h>
+#ifdef CONFIG_SUSPEND
+static suspend_state_t suspend_state = PM_SUSPEND_ON;
+static inline bool is_suspending(void)
+{
+ return (suspend_state != PM_SUSPEND_ON);
+}
+#else
+static inline bool is_suspending(void)
+{
+ return false;
+}
+#endif
+
static void (*omap2_sram_idle)(void);
static void (*omap2_sram_suspend)(u32 dllctrl, void __iomem *sdrc_dlla_ctrl,
void __iomem *sdrc_power);
@@ -120,8 +133,9 @@ static void omap2_enter_full_retention(void)
goto no_sleep;
/* Block console output in case it is on one of the OMAP UARTs */
- if (try_acquire_console_sem())
- goto no_sleep;
+ if (!is_suspending())
+ if (try_acquire_console_sem())
+ goto no_sleep;
omap_uart_prepare_idle(0);
omap_uart_prepare_idle(1);
@@ -136,7 +150,8 @@ static void omap2_enter_full_retention(void)
omap_uart_resume_idle(1);
omap_uart_resume_idle(0);
- release_console_sem();
+ if (!is_suspending())
+ release_console_sem();
no_sleep:
if (omap2_pm_debug) {
@@ -284,6 +299,12 @@ out:
local_irq_enable();
}
+static int omap2_pm_begin(suspend_state_t state)
+{
+ suspend_state = state;
+ return 0;
+}
+
static int omap2_pm_prepare(void)
{
/* We cannot sleep in idle until we have resumed */
@@ -333,10 +354,17 @@ static void omap2_pm_finish(void)
enable_hlt();
}
+static void omap2_pm_end(void)
+{
+ suspend_state = PM_SUSPEND_ON;
+}
+
static struct platform_suspend_ops omap_pm_ops = {
+ .begin = omap2_pm_begin,
.prepare = omap2_pm_prepare,
.enter = omap2_pm_enter,
.finish = omap2_pm_finish,
+ .end = omap2_pm_end,
.valid = suspend_valid_only_mem,
};
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 0ec8a04b7473..648b8c50d024 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -50,6 +50,19 @@
#include "sdrc.h"
#include "control.h"
+#ifdef CONFIG_SUSPEND
+static suspend_state_t suspend_state = PM_SUSPEND_ON;
+static inline bool is_suspending(void)
+{
+ return (suspend_state != PM_SUSPEND_ON);
+}
+#else
+static inline bool is_suspending(void)
+{
+ return false;
+}
+#endif
+
/* Scratchpad offsets */
#define OMAP343X_TABLE_ADDRESS_OFFSET 0xc4
#define OMAP343X_TABLE_VALUE_OFFSET 0xc0
@@ -387,10 +400,11 @@ void omap_sram_idle(void)
}
/* Block console output in case it is on one of the OMAP UARTs */
- if (per_next_state < PWRDM_POWER_ON ||
- core_next_state < PWRDM_POWER_ON)
- if (try_acquire_console_sem())
- goto console_still_active;
+ if (!is_suspending())
+ if (per_next_state < PWRDM_POWER_ON ||
+ core_next_state < PWRDM_POWER_ON)
+ if (try_acquire_console_sem())
+ goto console_still_active;
/* PER */
if (per_next_state < PWRDM_POWER_ON) {
@@ -470,7 +484,8 @@ void omap_sram_idle(void)
omap_uart_resume_idle(3);
}
- release_console_sem();
+ if (!is_suspending())
+ release_console_sem();
console_still_active:
/* Disable IO-PAD and IO-CHAIN wakeup */
@@ -514,8 +529,6 @@ out:
}
#ifdef CONFIG_SUSPEND
-static suspend_state_t suspend_state;
-
static int omap3_pm_prepare(void)
{
disable_hlt();
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index 298a22a754e2..f81acee4738d 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -243,13 +243,14 @@
#define OMAP24XX_EN_GPT1_MASK (1 << 0)
/* PM_WKST_WKUP, CM_IDLEST_WKUP shared bits */
-#define OMAP24XX_ST_GPIOS_SHIFT (1 << 2)
-#define OMAP24XX_ST_GPIOS_MASK 2
-#define OMAP24XX_ST_GPT1_SHIFT (1 << 0)
-#define OMAP24XX_ST_GPT1_MASK 0
+#define OMAP24XX_ST_GPIOS_SHIFT 2
+#define OMAP24XX_ST_GPIOS_MASK (1 << 2)
+#define OMAP24XX_ST_GPT1_SHIFT 0
+#define OMAP24XX_ST_GPT1_MASK (1 << 0)
/* CM_IDLEST_MDM and PM_WKST_MDM shared bits */
-#define OMAP2430_ST_MDM_SHIFT (1 << 0)
+#define OMAP2430_ST_MDM_SHIFT 0
+#define OMAP2430_ST_MDM_MASK (1 << 0)
/* 3430 register bits shared between CM & PRM registers */
diff --git a/arch/arm/mach-omap2/board-rx51-sdram.c b/arch/arm/mach-omap2/sdram-nokia.c
index a43b2c5c838b..14caa228bc0d 100644
--- a/arch/arm/mach-omap2/board-rx51-sdram.c
+++ b/arch/arm/mach-omap2/sdram-nokia.c
@@ -1,7 +1,7 @@
/*
- * SDRC register values for RX51
+ * SDRC register values for Nokia boards
*
- * Copyright (C) 2008 Nokia Corporation
+ * Copyright (C) 2008, 2010 Nokia Corporation
*
* Lauri Leukkunen <lauri.leukkunen@nokia.com>
*
@@ -22,6 +22,7 @@
#include <plat/clock.h>
#include <plat/sdrc.h>
+#include "sdram-nokia.h"
/* In picoseconds, except for tREF (ns), tXP, tCKE, tWTR (clks) */
struct sdram_timings {
@@ -43,9 +44,28 @@ struct sdram_timings {
u32 tWTR;
};
-static struct omap_sdrc_params rx51_sdrc_params[4];
+static const struct sdram_timings nokia_97dot6mhz_timings[] = {
+ {
+ .casl = 3,
+ .tDAL = 30725,
+ .tDPL = 15362,
+ .tRRD = 10241,
+ .tRCD = 20483,
+ .tRP = 15362,
+ .tRAS = 40967,
+ .tRC = 56330,
+ .tRFC = 138266,
+ .tXSR = 204839,
+
+ .tREF = 7798,
+
+ .tXP = 2,
+ .tCKE = 4,
+ .tWTR = 2,
+ },
+};
-static const struct sdram_timings rx51_timings[] = {
+static const struct sdram_timings nokia_166mhz_timings[] = {
{
.casl = 3,
.tDAL = 33000,
@@ -66,6 +86,38 @@ static const struct sdram_timings rx51_timings[] = {
},
};
+static const struct sdram_timings nokia_195dot2mhz_timings[] = {
+ {
+ .casl = 3,
+ .tDAL = 30725,
+ .tDPL = 15362,
+ .tRRD = 10241,
+ .tRCD = 20483,
+ .tRP = 15362,
+ .tRAS = 40967,
+ .tRC = 56330,
+ .tRFC = 138266,
+ .tXSR = 204839,
+
+ .tREF = 7752,
+
+ .tXP = 2,
+ .tCKE = 4,
+ .tWTR = 2,
+ },
+};
+
+static const struct {
+ long rate;
+ struct sdram_timings const *data;
+} nokia_timings[] = {
+ { 83000000, nokia_166mhz_timings },
+ { 97600000, nokia_97dot6mhz_timings },
+ { 166000000, nokia_166mhz_timings },
+ { 195200000, nokia_195dot2mhz_timings },
+};
+static struct omap_sdrc_params nokia_sdrc_params[ARRAY_SIZE(nokia_timings) + 1];
+
static unsigned long sdrc_get_fclk_period(long rate)
{
/* In picoseconds */
@@ -110,12 +162,12 @@ static int set_sdrc_timing_regval(u32 *regval, int st_bit, int end_bit,
#ifdef DEBUG
#define SDRC_SET_ONE(reg, st, end, field, rate) \
if (set_sdrc_timing_regval((reg), (st), (end), \
- rx51_timings->field, (rate), #field) < 0) \
+ memory_timings->field, (rate), #field) < 0) \
err = -1;
#else
#define SDRC_SET_ONE(reg, st, end, field, rate) \
if (set_sdrc_timing_regval((reg), (st), (end), \
- rx51_timings->field) < 0) \
+ memory_timings->field) < 0) \
err = -1;
#endif
@@ -148,18 +200,19 @@ static int set_sdrc_timing_regval_ps(u32 *regval, int st_bit, int end_bit,
#ifdef DEBUG
#define SDRC_SET_ONE_PS(reg, st, end, field, rate) \
if (set_sdrc_timing_regval_ps((reg), (st), (end), \
- rx51_timings->field, \
+ memory_timings->field, \
(rate), #field) < 0) \
err = -1;
#else
#define SDRC_SET_ONE_PS(reg, st, end, field, rate) \
if (set_sdrc_timing_regval_ps((reg), (st), (end), \
- rx51_timings->field, (rate)) < 0) \
+ memory_timings->field, (rate)) < 0) \
err = -1;
#endif
-static int sdrc_timings(int id, long rate)
+static int sdrc_timings(int id, long rate,
+ const struct sdram_timings *memory_timings)
{
u32 ticks_per_ms;
u32 rfr, l;
@@ -184,7 +237,7 @@ static int sdrc_timings(int id, long rate)
SDRC_SET_ONE(&actim_ctrlb, 16, 17, tWTR, l3_rate);
ticks_per_ms = l3_rate;
- rfr = rx51_timings[0].tREF * ticks_per_ms / 1000000;
+ rfr = memory_timings[0].tREF * ticks_per_ms / 1000000;
if (rfr > 65535 + 50)
rfr = 65535;
else
@@ -197,25 +250,30 @@ static int sdrc_timings(int id, long rate)
l = rfr << 8;
rfr_ctrl = l | 0x1; /* autorefresh, reload counter with 1xARCV */
- rx51_sdrc_params[id].rate = rate;
- rx51_sdrc_params[id].actim_ctrla = actim_ctrla;
- rx51_sdrc_params[id].actim_ctrlb = actim_ctrlb;
- rx51_sdrc_params[id].rfr_ctrl = rfr_ctrl;
- rx51_sdrc_params[id].mr = 0x32;
+ nokia_sdrc_params[id].rate = rate;
+ nokia_sdrc_params[id].actim_ctrla = actim_ctrla;
+ nokia_sdrc_params[id].actim_ctrlb = actim_ctrlb;
+ nokia_sdrc_params[id].rfr_ctrl = rfr_ctrl;
+ nokia_sdrc_params[id].mr = 0x32;
- rx51_sdrc_params[id + 1].rate = 0;
+ nokia_sdrc_params[id + 1].rate = 0;
return err;
}
-struct omap_sdrc_params *rx51_get_sdram_timings(void)
+struct omap_sdrc_params *nokia_get_sdram_timings(void)
{
- int err;
+ int err = 0;
+ int i;
- err = sdrc_timings(0, 41500000);
- err |= sdrc_timings(1, 83000000);
- err |= sdrc_timings(2, 166000000);
+ for (i = 0; i < ARRAY_SIZE(nokia_timings); i++) {
+ err |= sdrc_timings(i, nokia_timings[i].rate,
+ nokia_timings[i].data);
+ if (err)
+ pr_err("%s: error with rate %ld: %d\n", __func__,
+ nokia_timings[i].rate, err);
+ }
- return &rx51_sdrc_params[0];
+ return err ? NULL : nokia_sdrc_params;
}
diff --git a/arch/arm/mach-omap2/sdram-nokia.h b/arch/arm/mach-omap2/sdram-nokia.h
new file mode 100644
index 000000000000..ee63da5f8df0
--- /dev/null
+++ b/arch/arm/mach-omap2/sdram-nokia.h
@@ -0,0 +1,12 @@
+/*
+ * SDRC register values for Nokia boards
+ *
+ * Copyright (C) 2010 Nokia
+ *
+ * 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
+ * published by the Free Software Foundation.
+ */
+
+struct omap_sdrc_params *nokia_get_sdram_timings(void);
+
diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c
index d2060a1d1d68..e5c9932b7588 100644
--- a/arch/arm/mach-pxa/palmtx.c
+++ b/arch/arm/mach-pxa/palmtx.c
@@ -241,7 +241,8 @@ static inline void palmtx_keys_init(void) {}
/******************************************************************************
* NAND Flash
******************************************************************************/
-#if defined(CONFIG_MTD_NAND_GPIO) || defined(CONFIG_MTD_NAND_GPIO_MODULE)
+#if defined(CONFIG_MTD_NAND_PLATFORM) || \
+ defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
static void palmtx_nand_cmd_ctl(struct mtd_info *mtd, int cmd,
unsigned int ctrl)
{
diff --git a/arch/arm/mach-s3c2412/Kconfig b/arch/arm/mach-s3c2412/Kconfig
index cef6a65637bd..fa2e5bffbb8e 100644
--- a/arch/arm/mach-s3c2412/Kconfig
+++ b/arch/arm/mach-s3c2412/Kconfig
@@ -16,7 +16,7 @@ config CPU_S3C2412
config CPU_S3C2412_ONLY
bool
depends on ARCH_S3C2410 && !CPU_S3C2400 && !CPU_S3C2410 && \
- !CPU_2416 && !CPU_S3C2440 && !CPU_S3C2442 && \
+ !CPU_S3C2416 && !CPU_S3C2440 && !CPU_S3C2442 && \
!CPU_S3C2443 && CPU_S3C2412
default y if CPU_S3C2412
diff --git a/arch/arm/mach-s3c2416/Kconfig b/arch/arm/mach-s3c2416/Kconfig
index 87b9c9f003bd..27b3e7c9d613 100644
--- a/arch/arm/mach-s3c2416/Kconfig
+++ b/arch/arm/mach-s3c2416/Kconfig
@@ -35,9 +35,12 @@ menu "S3C2416 Machines"
config MACH_SMDK2416
bool "SMDK2416"
select CPU_S3C2416
+ select MACH_SMDK
select S3C_DEV_FB
select S3C_DEV_HSMMC
select S3C_DEV_HSMMC1
+ select S3C_DEV_NAND
+ select S3C_DEV_USB_HOST
select S3C2416_PM if PM
help
Say Y here if you are using an SMDK2416
diff --git a/arch/arm/mach-s3c2440/Kconfig b/arch/arm/mach-s3c2440/Kconfig
index ff024a6c0f85..a0cb2581894f 100644
--- a/arch/arm/mach-s3c2440/Kconfig
+++ b/arch/arm/mach-s3c2440/Kconfig
@@ -18,6 +18,7 @@ config CPU_S3C2440
config CPU_S3C2442
bool
select CPU_ARM920T
+ select S3C_GPIO_PULL_DOWN
select S3C2410_CLOCK
select S3C2410_GPIO
select S3C2410_PM if PM
@@ -178,6 +179,9 @@ config MACH_MINI2440
bool "MINI2440 development board"
select CPU_S3C2440
select EEPROM_AT24
+ select NEW_LEDS
+ select LEDS_CLASS
+ select LEDS_TRIGGER
select LEDS_TRIGGER_BACKLIGHT
select S3C_DEV_NAND
select S3C_DEV_USB_HOST
diff --git a/arch/arm/mach-s3c2440/s3c2440.c b/arch/arm/mach-s3c2440/s3c2440.c
index d50f3ae6173d..f7663f731ea0 100644
--- a/arch/arm/mach-s3c2440/s3c2440.c
+++ b/arch/arm/mach-s3c2440/s3c2440.c
@@ -46,9 +46,6 @@ int __init s3c2440_init(void)
{
printk("S3C2440: Initialising architecture\n");
- s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
- s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
-
/* change irq for watchdog */
s3c_device_wdt.resource[1].start = IRQ_S3C2440_WDT;
@@ -58,3 +55,11 @@ int __init s3c2440_init(void)
return sysdev_register(&s3c2440_sysdev);
}
+
+void __init s3c2440_map_io(void)
+{
+ s3c244x_map_io();
+
+ s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
+ s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
+}
diff --git a/arch/arm/mach-s3c2440/s3c2442.c b/arch/arm/mach-s3c2440/s3c2442.c
index 188ad1e57dc0..ecf813546554 100644
--- a/arch/arm/mach-s3c2440/s3c2442.c
+++ b/arch/arm/mach-s3c2440/s3c2442.c
@@ -32,6 +32,7 @@
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/mutex.h>
+#include <linux/gpio.h>
#include <linux/clk.h>
#include <linux/io.h>
@@ -43,6 +44,11 @@
#include <plat/clock.h>
#include <plat/cpu.h>
+#include <plat/s3c244x.h>
+
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
/* S3C2442 extended clock support */
@@ -163,3 +169,11 @@ int __init s3c2442_init(void)
return sysdev_register(&s3c2442_sysdev);
}
+
+void __init s3c2442_map_io(void)
+{
+ s3c244x_map_io();
+
+ s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1down;
+ s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1down;
+}
diff --git a/arch/arm/mach-s3c2443/Kconfig b/arch/arm/mach-s3c2443/Kconfig
index 4fef723126fa..31babec90cec 100644
--- a/arch/arm/mach-s3c2443/Kconfig
+++ b/arch/arm/mach-s3c2443/Kconfig
@@ -5,6 +5,7 @@
config CPU_S3C2443
bool
depends on ARCH_S3C2410
+ select CPU_ARM920T
select S3C2443_DMA if S3C2410_DMA
select CPU_LLSERIAL_S3C2440
select SAMSUNG_CLKSRC
diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S
index 99fa688dfadd..c96fa1b3f49f 100644
--- a/arch/arm/mm/cache-v6.S
+++ b/arch/arm/mm/cache-v6.S
@@ -203,6 +203,10 @@ ENTRY(v6_flush_kern_dcache_area)
* - end - virtual end address of region
*/
v6_dma_inv_range:
+#ifdef CONFIG_DMA_CACHE_RWFO
+ ldrb r2, [r0] @ read for ownership
+ strb r2, [r0] @ write for ownership
+#endif
tst r0, #D_CACHE_LINE_SIZE - 1
bic r0, r0, #D_CACHE_LINE_SIZE - 1
#ifdef HARVARD_CACHE
@@ -211,6 +215,10 @@ v6_dma_inv_range:
mcrne p15, 0, r0, c7, c11, 1 @ clean unified line
#endif
tst r1, #D_CACHE_LINE_SIZE - 1
+#ifdef CONFIG_DMA_CACHE_RWFO
+ ldrneb r2, [r1, #-1] @ read for ownership
+ strneb r2, [r1, #-1] @ write for ownership
+#endif
bic r1, r1, #D_CACHE_LINE_SIZE - 1
#ifdef HARVARD_CACHE
mcrne p15, 0, r1, c7, c14, 1 @ clean & invalidate D line
@@ -218,10 +226,6 @@ v6_dma_inv_range:
mcrne p15, 0, r1, c7, c15, 1 @ clean & invalidate unified line
#endif
1:
-#ifdef CONFIG_DMA_CACHE_RWFO
- ldr r2, [r0] @ read for ownership
- str r2, [r0] @ write for ownership
-#endif
#ifdef HARVARD_CACHE
mcr p15, 0, r0, c7, c6, 1 @ invalidate D line
#else
@@ -229,6 +233,10 @@ v6_dma_inv_range:
#endif
add r0, r0, #D_CACHE_LINE_SIZE
cmp r0, r1
+#ifdef CONFIG_DMA_CACHE_RWFO
+ ldrlo r2, [r0] @ read for ownership
+ strlo r2, [r0] @ write for ownership
+#endif
blo 1b
mov r0, #0
mcr p15, 0, r0, c7, c10, 4 @ drain write buffer
@@ -263,12 +271,12 @@ v6_dma_clean_range:
* - end - virtual end address of region
*/
ENTRY(v6_dma_flush_range)
- bic r0, r0, #D_CACHE_LINE_SIZE - 1
-1:
#ifdef CONFIG_DMA_CACHE_RWFO
- ldr r2, [r0] @ read for ownership
- str r2, [r0] @ write for ownership
+ ldrb r2, [r0] @ read for ownership
+ strb r2, [r0] @ write for ownership
#endif
+ bic r0, r0, #D_CACHE_LINE_SIZE - 1
+1:
#ifdef HARVARD_CACHE
mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D line
#else
@@ -276,6 +284,10 @@ ENTRY(v6_dma_flush_range)
#endif
add r0, r0, #D_CACHE_LINE_SIZE
cmp r0, r1
+#ifdef CONFIG_DMA_CACHE_RWFO
+ ldrlob r2, [r0] @ read for ownership
+ strlob r2, [r0] @ write for ownership
+#endif
blo 1b
mov r0, #0
mcr p15, 0, r0, c7, c10, 4 @ drain write buffer
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index a3ebf7a4f49b..6136e68ce953 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -173,15 +173,22 @@ ENTRY(v7_coherent_user_range)
UNWIND(.fnstart )
dcache_line_size r2, r3
sub r3, r2, #1
- bic r0, r0, r3
+ bic r12, r0, r3
1:
- USER( mcr p15, 0, r0, c7, c11, 1 ) @ clean D line to the point of unification
+ USER( mcr p15, 0, r12, c7, c11, 1 ) @ clean D line to the point of unification
+ add r12, r12, r2
+ cmp r12, r1
+ blo 1b
dsb
- USER( mcr p15, 0, r0, c7, c5, 1 ) @ invalidate I line
- add r0, r0, r2
+ icache_line_size r2, r3
+ sub r3, r2, #1
+ bic r12, r0, r3
2:
- cmp r0, r1
- blo 1b
+ USER( mcr p15, 0, r12, c7, c5, 1 ) @ invalidate I line
+ add r12, r12, r2
+ cmp r12, r1
+ blo 2b
+3:
mov r0, #0
ALT_SMP(mcr p15, 0, r0, c7, c1, 6) @ invalidate BTB Inner Shareable
ALT_UP(mcr p15, 0, r0, c7, c5, 6) @ invalidate BTB
@@ -194,10 +201,10 @@ ENTRY(v7_coherent_user_range)
* isn't mapped, just try the next page.
*/
9001:
- mov r0, r0, lsr #12
- mov r0, r0, lsl #12
- add r0, r0, #4096
- b 2b
+ mov r12, r12, lsr #12
+ mov r12, r12, lsl #12
+ add r12, r12, #4096
+ b 3b
UNWIND(.fnend )
ENDPROC(v7_coherent_kern_range)
ENDPROC(v7_coherent_user_range)
diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S
index 7d63beaf9745..b795afd0a2c6 100644
--- a/arch/arm/mm/proc-macros.S
+++ b/arch/arm/mm/proc-macros.S
@@ -61,17 +61,27 @@
.endm
/*
- * cache_line_size - get the cache line size from the CSIDR register
- * (available on ARMv7+). It assumes that the CSSR register was configured
- * to access the L1 data cache CSIDR.
+ * dcache_line_size - get the minimum D-cache line size from the CTR register
+ * on ARMv7.
*/
.macro dcache_line_size, reg, tmp
- mrc p15, 1, \tmp, c0, c0, 0 @ read CSIDR
- and \tmp, \tmp, #7 @ cache line size encoding
- mov \reg, #16 @ size offset
+ mrc p15, 0, \tmp, c0, c0, 1 @ read ctr
+ lsr \tmp, \tmp, #16
+ and \tmp, \tmp, #0xf @ cache line size encoding
+ mov \reg, #4 @ bytes per word
mov \reg, \reg, lsl \tmp @ actual cache line size
.endm
+/*
+ * icache_line_size - get the minimum I-cache line size from the CTR register
+ * on ARMv7.
+ */
+ .macro icache_line_size, reg, tmp
+ mrc p15, 0, \tmp, c0, c0, 1 @ read ctr
+ and \tmp, \tmp, #0xf @ cache line size encoding
+ mov \reg, #4 @ bytes per word
+ mov \reg, \reg, lsl \tmp @ actual cache line size
+ .endm
/*
* Sanity check the PTE configuration for the code below - which makes
diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c
index 155fe43a672b..8722a136f3a5 100644
--- a/arch/arm/plat-omap/counter_32k.c
+++ b/arch/arm/plat-omap/counter_32k.c
@@ -16,6 +16,7 @@
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/io.h>
+#include <linux/err.h>
#include <plat/common.h>
#include <plat/board.h>
@@ -164,7 +165,7 @@ static int __init omap_init_clocksource_32k(void)
return -ENODEV;
sync_32k_ick = clk_get(NULL, "omap_32ksync_ick");
- if (sync_32k_ick)
+ if (!IS_ERR(sync_32k_ick))
clk_enable(sync_32k_ick);
clocksource_32k.mult = clocksource_hz2mult(32768,
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index 229fbf2cbd26..7bbc0740cb46 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -148,6 +148,7 @@ static inline void __arch_decomp_setup(unsigned long arch_id)
DEBUG_LL_OMAP3(3, craneboard);
DEBUG_LL_OMAP3(3, igep0020);
DEBUG_LL_OMAP3(3, igep0030);
+ DEBUG_LL_OMAP3(3, nokia_rm680);
DEBUG_LL_OMAP3(3, nokia_rx51);
DEBUG_LL_OMAP3(3, omap3517evm);
DEBUG_LL_OMAP3(3, omap3_beagle);
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 93641df487a1..819ea0cfb81a 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -166,7 +166,7 @@ static void __init omap_detect_sram(void)
cpu_is_omap1710())
omap_sram_size = 0x4000; /* 16K */
else if (cpu_is_omap1611())
- omap_sram_size = 0x3e800; /* 250K */
+ omap_sram_size = SZ_256K;
else {
printk(KERN_ERR "Could not detect SRAM size\n");
omap_sram_size = 0x4000;
diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c
index 76d0858c3cbb..4a10c0f684b2 100644
--- a/arch/arm/plat-s3c24xx/cpu.c
+++ b/arch/arm/plat-s3c24xx/cpu.c
@@ -88,7 +88,7 @@ static struct cpu_table cpu_ids[] __initdata = {
{
.idcode = 0x32440000,
.idmask = 0xffffffff,
- .map_io = s3c244x_map_io,
+ .map_io = s3c2440_map_io,
.init_clocks = s3c244x_init_clocks,
.init_uarts = s3c244x_init_uarts,
.init = s3c2440_init,
@@ -97,7 +97,7 @@ static struct cpu_table cpu_ids[] __initdata = {
{
.idcode = 0x32440001,
.idmask = 0xffffffff,
- .map_io = s3c244x_map_io,
+ .map_io = s3c2440_map_io,
.init_clocks = s3c244x_init_clocks,
.init_uarts = s3c244x_init_uarts,
.init = s3c2440_init,
@@ -106,7 +106,7 @@ static struct cpu_table cpu_ids[] __initdata = {
{
.idcode = 0x32440aaa,
.idmask = 0xffffffff,
- .map_io = s3c244x_map_io,
+ .map_io = s3c2442_map_io,
.init_clocks = s3c244x_init_clocks,
.init_uarts = s3c244x_init_uarts,
.init = s3c2442_init,
@@ -115,7 +115,7 @@ static struct cpu_table cpu_ids[] __initdata = {
{
.idcode = 0x32440aab,
.idmask = 0xffffffff,
- .map_io = s3c244x_map_io,
+ .map_io = s3c2442_map_io,
.init_clocks = s3c244x_init_clocks,
.init_uarts = s3c244x_init_uarts,
.init = s3c2442_init,
diff --git a/arch/arm/plat-s3c24xx/gpiolib.c b/arch/arm/plat-s3c24xx/gpiolib.c
index 24c6f5a30596..243b6411050d 100644
--- a/arch/arm/plat-s3c24xx/gpiolib.c
+++ b/arch/arm/plat-s3c24xx/gpiolib.c
@@ -82,8 +82,6 @@ static struct s3c_gpio_cfg s3c24xx_gpiocfg_banka = {
struct s3c_gpio_cfg s3c24xx_gpiocfg_default = {
.set_config = s3c_gpio_setcfg_s3c24xx,
.get_config = s3c_gpio_getcfg_s3c24xx,
- .set_pull = s3c_gpio_setpull_1up,
- .get_pull = s3c_gpio_getpull_1up,
};
struct s3c_gpio_chip s3c24xx_gpios[] = {
diff --git a/arch/arm/plat-s3c24xx/include/plat/s3c244x.h b/arch/arm/plat-s3c24xx/include/plat/s3c244x.h
index 307248d1ccbb..89e8d0a25f87 100644
--- a/arch/arm/plat-s3c24xx/include/plat/s3c244x.h
+++ b/arch/arm/plat-s3c24xx/include/plat/s3c244x.h
@@ -21,17 +21,22 @@ extern void s3c244x_init_clocks(int xtal);
#else
#define s3c244x_init_clocks NULL
#define s3c244x_init_uarts NULL
-#define s3c244x_map_io NULL
#endif
#ifdef CONFIG_CPU_S3C2440
extern int s3c2440_init(void);
+
+extern void s3c2440_map_io(void);
#else
#define s3c2440_init NULL
+#define s3c2440_map_io NULL
#endif
#ifdef CONFIG_CPU_S3C2442
extern int s3c2442_init(void);
+
+extern void s3c2442_map_io(void);
#else
#define s3c2442_init NULL
+#define s3c2442_map_io NULL
#endif
diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c
index b732b773b9af..0aa32f242ee4 100644
--- a/arch/arm/plat-samsung/gpio-config.c
+++ b/arch/arm/plat-samsung/gpio-config.c
@@ -280,18 +280,17 @@ s3c_gpio_pull_t s3c_gpio_getpull_updown(struct s3c_gpio_chip *chip,
}
#endif
-#ifdef CONFIG_S3C_GPIO_PULL_UP
-int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
- unsigned int off, s3c_gpio_pull_t pull)
+#if defined(CONFIG_S3C_GPIO_PULL_UP) || defined(CONFIG_S3C_GPIO_PULL_DOWN)
+static int s3c_gpio_setpull_1(struct s3c_gpio_chip *chip,
+ unsigned int off, s3c_gpio_pull_t pull,
+ s3c_gpio_pull_t updown)
{
void __iomem *reg = chip->base + 0x08;
u32 pup = __raw_readl(reg);
- pup = __raw_readl(reg);
-
- if (pup == S3C_GPIO_PULL_UP)
+ if (pull == updown)
pup &= ~(1 << off);
- else if (pup == S3C_GPIO_PULL_NONE)
+ else if (pull == S3C_GPIO_PULL_NONE)
pup |= (1 << off);
else
return -EINVAL;
@@ -300,17 +299,45 @@ int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
return 0;
}
-s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
- unsigned int off)
+static s3c_gpio_pull_t s3c_gpio_getpull_1(struct s3c_gpio_chip *chip,
+ unsigned int off, s3c_gpio_pull_t updown)
{
void __iomem *reg = chip->base + 0x08;
u32 pup = __raw_readl(reg);
pup &= (1 << off);
- return pup ? S3C_GPIO_PULL_NONE : S3C_GPIO_PULL_UP;
+ return pup ? S3C_GPIO_PULL_NONE : updown;
+}
+#endif /* CONFIG_S3C_GPIO_PULL_UP || CONFIG_S3C_GPIO_PULL_DOWN */
+
+#ifdef CONFIG_S3C_GPIO_PULL_UP
+s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ return s3c_gpio_getpull_1(chip, off, S3C_GPIO_PULL_UP);
+}
+
+int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
+ unsigned int off, s3c_gpio_pull_t pull)
+{
+ return s3c_gpio_setpull_1(chip, off, pull, S3C_GPIO_PULL_UP);
}
#endif /* CONFIG_S3C_GPIO_PULL_UP */
+#ifdef CONFIG_S3C_GPIO_PULL_DOWN
+s3c_gpio_pull_t s3c_gpio_getpull_1down(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ return s3c_gpio_getpull_1(chip, off, S3C_GPIO_PULL_DOWN);
+}
+
+int s3c_gpio_setpull_1down(struct s3c_gpio_chip *chip,
+ unsigned int off, s3c_gpio_pull_t pull)
+{
+ return s3c_gpio_setpull_1(chip, off, pull, S3C_GPIO_PULL_DOWN);
+}
+#endif /* CONFIG_S3C_GPIO_PULL_DOWN */
+
#ifdef CONFIG_S5P_GPIO_DRVSTR
s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin)
{
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
index 8fd65d8b5863..0d2c5703f1ee 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
@@ -210,6 +210,17 @@ extern s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
unsigned int off);
/**
+ * s3c_gpio_getpull_1down() - Get configuration for choice of down or none
+ * @chip: The gpio chip that the GPIO pin belongs to
+ * @off: The offset to the pin to get the configuration of.
+ *
+ * This helper function reads the state of the pull-down resistor for the
+ * given GPIO in the same case as s3c_gpio_setpull_1down.
+*/
+extern s3c_gpio_pull_t s3c_gpio_getpull_1down(struct s3c_gpio_chip *chip,
+ unsigned int off);
+
+/**
* s3c_gpio_setpull_s3c2443() - Pull configuration for s3c2443.
* @chip: The gpio chip that is being configured.
* @off: The offset for the GPIO being configured.
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 55590a4d87c9..2fea897ebeb1 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
#
# http://www.arm.linux.org.uk/developer/machines/?action=new
#
-# Last update: Thu Sep 9 22:43:01 2010
+# Last update: Sun Dec 12 23:24:27 2010
#
# machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number
#
@@ -2321,7 +2321,7 @@ mx31txtr MACH_MX31TXTR MX31TXTR 2332
u380 MACH_U380 U380 2333
oamp3_hualu MACH_HUALU_BOARD HUALU_BOARD 2334
npcmx50 MACH_NPCMX50 NPCMX50 2335
-mx51_lange51 MACH_MX51_LANGE51 MX51_LANGE51 2336
+mx51_efikamx MACH_MX51_EFIKAMX MX51_EFIKAMX 2336
mx51_lange52 MACH_MX51_LANGE52 MX51_LANGE52 2337
riom MACH_RIOM RIOM 2338
comcas MACH_COMCAS COMCAS 2339
@@ -2355,7 +2355,7 @@ at91sam9263cs MACH_AT91SAM9263CS AT91SAM9263CS 2366
csb732 MACH_CSB732 CSB732 2367
u8500 MACH_U8500 U8500 2368
huqiu MACH_HUQIU HUQIU 2369
-mx51_kunlun MACH_MX51_KUNLUN MX51_KUNLUN 2370
+mx51_efikasb MACH_MX51_EFIKASB MX51_EFIKASB 2370
pmt1g MACH_PMT1G PMT1G 2371
htcelf MACH_HTCELF HTCELF 2372
armadillo420 MACH_ARMADILLO420 ARMADILLO420 2373
@@ -2971,7 +2971,7 @@ premierwave_en MACH_PREMIERWAVE_EN PREMIERWAVE_EN 2985
wasabi MACH_WASABI WASABI 2986
vivow MACH_VIVOW VIVOW 2987
mx50_rdp MACH_MX50_RDP MX50_RDP 2988
-universal MACH_UNIVERSAL UNIVERSAL 2989
+universal_c210 MACH_UNIVERSAL_C210 UNIVERSAL_C210 2989
real6410 MACH_REAL6410 REAL6410 2990
spx_sakura MACH_SPX_SAKURA SPX_SAKURA 2991
ij3k_2440 MACH_IJ3K_2440 IJ3K_2440 2992
@@ -3044,3 +3044,178 @@ harvest_desoto MACH_HARVEST_DESOTO HARVEST_DESOTO 3059
msm8x60_qrdc MACH_MSM8X60_QRDC MSM8X60_QRDC 3060
spear900 MACH_SPEAR900 SPEAR900 3061
pcontrol_g20 MACH_PCONTROL_G20 PCONTROL_G20 3062
+rdstor MACH_RDSTOR RDSTOR 3063
+usdloader MACH_USDLOADER USDLOADER 3064
+tsoploader MACH_TSOPLOADER TSOPLOADER 3065
+kronos MACH_KRONOS KRONOS 3066
+ffcore MACH_FFCORE FFCORE 3067
+mone MACH_MONE MONE 3068
+unit2s MACH_UNIT2S UNIT2S 3069
+acer_a5 MACH_ACER_A5 ACER_A5 3070
+etherpro_isp MACH_ETHERPRO_ISP ETHERPRO_ISP 3071
+stretchs7000 MACH_STRETCHS7000 STRETCHS7000 3072
+p87_smartsim MACH_P87_SMARTSIM P87_SMARTSIM 3073
+tulip MACH_TULIP TULIP 3074
+sunflower MACH_SUNFLOWER SUNFLOWER 3075
+rib MACH_RIB RIB 3076
+clod MACH_CLOD CLOD 3077
+rump MACH_RUMP RUMP 3078
+tenderloin MACH_TENDERLOIN TENDERLOIN 3079
+shortloin MACH_SHORTLOIN SHORTLOIN 3080
+crespo MACH_CRESPO CRESPO 3081
+antares MACH_ANTARES ANTARES 3082
+wb40n MACH_WB40N WB40N 3083
+herring MACH_HERRING HERRING 3084
+naxy400 MACH_NAXY400 NAXY400 3085
+naxy1200 MACH_NAXY1200 NAXY1200 3086
+vpr200 MACH_VPR200 VPR200 3087
+bug20 MACH_BUG20 BUG20 3088
+goflexnet MACH_GOFLEXNET GOFLEXNET 3089
+torbreck MACH_TORBRECK TORBRECK 3090
+saarb_mg1 MACH_SAARB_MG1 SAARB_MG1 3091
+callisto MACH_CALLISTO CALLISTO 3092
+multhsu MACH_MULTHSU MULTHSU 3093
+saluda MACH_SALUDA SALUDA 3094
+pemp_omap3_apollo MACH_PEMP_OMAP3_APOLLO PEMP_OMAP3_APOLLO 3095
+vc0718 MACH_VC0718 VC0718 3096
+mvblx MACH_MVBLX MVBLX 3097
+inhand_apeiron MACH_INHAND_APEIRON INHAND_APEIRON 3098
+inhand_fury MACH_INHAND_FURY INHAND_FURY 3099
+inhand_siren MACH_INHAND_SIREN INHAND_SIREN 3100
+hdnvp MACH_HDNVP HDNVP 3101
+softwinner MACH_SOFTWINNER SOFTWINNER 3102
+prima2_evb MACH_PRIMA2_EVB PRIMA2_EVB 3103
+nas6210 MACH_NAS6210 NAS6210 3104
+unisdev MACH_UNISDEV UNISDEV 3105
+sbca11 MACH_SBCA11 SBCA11 3106
+saga MACH_SAGA SAGA 3107
+ns_k330 MACH_NS_K330 NS_K330 3108
+tanna MACH_TANNA TANNA 3109
+imate8502 MACH_IMATE8502 IMATE8502 3110
+aspen MACH_ASPEN ASPEN 3111
+daintree_cwac MACH_DAINTREE_CWAC DAINTREE_CWAC 3112
+zmx25 MACH_ZMX25 ZMX25 3113
+maple1 MACH_MAPLE1 MAPLE1 3114
+qsd8x72_surf MACH_QSD8X72_SURF QSD8X72_SURF 3115
+qsd8x72_ffa MACH_QSD8X72_FFA QSD8X72_FFA 3116
+abilene MACH_ABILENE ABILENE 3117
+eigen_ttr MACH_EIGEN_TTR EIGEN_TTR 3118
+iomega_ix2_200 MACH_IOMEGA_IX2_200 IOMEGA_IX2_200 3119
+coretec_vcx7400 MACH_CORETEC_VCX7400 CORETEC_VCX7400 3120
+santiago MACH_SANTIAGO SANTIAGO 3121
+mx257sol MACH_MX257SOL MX257SOL 3122
+strasbourg MACH_STRASBOURG STRASBOURG 3123
+msm8x60_fluid MACH_MSM8X60_FLUID MSM8X60_FLUID 3124
+smartqv5 MACH_SMARTQV5 SMARTQV5 3125
+smartqv3 MACH_SMARTQV3 SMARTQV3 3126
+smartqv7 MACH_SMARTQV7 SMARTQV7 3127
+paz00 MACH_PAZ00 PAZ00 3128
+acmenetusfoxg20 MACH_ACMENETUSFOXG20 ACMENETUSFOXG20 3129
+htcwillow MACH_HTCWILLOW HTCWILLOW 3130
+fwbd_0404 MACH_FWBD_0404 FWBD_0404 3131
+hdgu MACH_HDGU HDGU 3132
+pyramid MACH_PYRAMID PYRAMID 3133
+epiphan MACH_EPIPHAN EPIPHAN 3134
+omap_bender MACH_OMAP_BENDER OMAP_BENDER 3135
+gurnard MACH_GURNARD GURNARD 3136
+gtl_it5100 MACH_GTL_IT5100 GTL_IT5100 3137
+bcm2708 MACH_BCM2708 BCM2708 3138
+mx51_ggc MACH_MX51_GGC MX51_GGC 3139
+sharespace MACH_SHARESPACE SHARESPACE 3140
+haba_knx_explorer MACH_HABA_KNX_EXPLORER HABA_KNX_EXPLORER 3141
+simtec_kirkmod MACH_SIMTEC_KIRKMOD SIMTEC_KIRKMOD 3142
+crux MACH_CRUX CRUX 3143
+mx51_bravo MACH_MX51_BRAVO MX51_BRAVO 3144
+charon MACH_CHARON CHARON 3145
+picocom3 MACH_PICOCOM3 PICOCOM3 3146
+picocom4 MACH_PICOCOM4 PICOCOM4 3147
+serrano MACH_SERRANO SERRANO 3148
+doubleshot MACH_DOUBLESHOT DOUBLESHOT 3149
+evsy MACH_EVSY EVSY 3150
+huashan MACH_HUASHAN HUASHAN 3151
+lausanne MACH_LAUSANNE LAUSANNE 3152
+emerald MACH_EMERALD EMERALD 3153
+tqma35 MACH_TQMA35 TQMA35 3154
+marvel MACH_MARVEL MARVEL 3155
+manuae MACH_MANUAE MANUAE 3156
+chacha MACH_CHACHA CHACHA 3157
+lemon MACH_LEMON LEMON 3158
+csc MACH_CSC CSC 3159
+gira_knxip_router MACH_GIRA_KNXIP_ROUTER GIRA_KNXIP_ROUTER 3160
+t20 MACH_T20 T20 3161
+hdmini MACH_HDMINI HDMINI 3162
+sciphone_g2 MACH_SCIPHONE_G2 SCIPHONE_G2 3163
+express MACH_EXPRESS EXPRESS 3164
+express_kt MACH_EXPRESS_KT EXPRESS_KT 3165
+maximasp MACH_MAXIMASP MAXIMASP 3166
+nitrogen_imx51 MACH_NITROGEN_IMX51 NITROGEN_IMX51 3167
+nitrogen_imx53 MACH_NITROGEN_IMX53 NITROGEN_IMX53 3168
+sunfire MACH_SUNFIRE SUNFIRE 3169
+arowana MACH_AROWANA AROWANA 3170
+tegra_daytona MACH_TEGRA_DAYTONA TEGRA_DAYTONA 3171
+tegra_swordfish MACH_TEGRA_SWORDFISH TEGRA_SWORDFISH 3172
+edison MACH_EDISON EDISON 3173
+svp8500v1 MACH_SVP8500V1 SVP8500V1 3174
+svp8500v2 MACH_SVP8500V2 SVP8500V2 3175
+svp5500 MACH_SVP5500 SVP5500 3176
+b5500 MACH_B5500 B5500 3177
+s5500 MACH_S5500 S5500 3178
+icon MACH_ICON ICON 3179
+elephant MACH_ELEPHANT ELEPHANT 3180
+msm8x60_fusion MACH_MSM8X60_FUSION MSM8X60_FUSION 3181
+shooter MACH_SHOOTER SHOOTER 3182
+spade_lte MACH_SPADE_LTE SPADE_LTE 3183
+philhwani MACH_PHILHWANI PHILHWANI 3184
+gsncomm MACH_GSNCOMM GSNCOMM 3185
+strasbourg_a2 MACH_STRASBOURG_A2 STRASBOURG_A2 3186
+mmm MACH_MMM MMM 3187
+davinci_dm365_bv MACH_DAVINCI_DM365_BV DAVINCI_DM365_BV 3188
+ag5evm MACH_AG5EVM AG5EVM 3189
+sc575plc MACH_SC575PLC SC575PLC 3190
+sc575hmi MACH_SC575IPC SC575IPC 3191
+omap3_tdm3730 MACH_OMAP3_TDM3730 OMAP3_TDM3730 3192
+g7 MACH_G7 G7 3193
+top9000_eval MACH_TOP9000_EVAL TOP9000_EVAL 3194
+top9000_su MACH_TOP9000_SU TOP9000_SU 3195
+utm300 MACH_UTM300 UTM300 3196
+tsunagi MACH_TSUNAGI TSUNAGI 3197
+ts75xx MACH_TS75XX TS75XX 3198
+msm8x60_fusn_ffa MACH_MSM8X60_FUSN_FFA MSM8X60_FUSN_FFA 3199
+ts47xx MACH_TS47XX TS47XX 3200
+da850_k5 MACH_DA850_K5 DA850_K5 3201
+ax502 MACH_AX502 AX502 3202
+igep0032 MACH_IGEP0032 IGEP0032 3203
+antero MACH_ANTERO ANTERO 3204
+synergy MACH_SYNERGY SYNERGY 3205
+ics_if_voip MACH_ICS_IF_VOIP ICS_IF_VOIP 3206
+wlf_cragg_6410 MACH_WLF_CRAGG_6410 WLF_CRAGG_6410 3207
+punica MACH_PUNICA PUNICA 3208
+sbc_nt250 MACH_SBC_NT250 SBC_NT250 3209
+mx27_wmultra MACH_MX27_WMULTRA MX27_WMULTRA 3210
+mackerel MACH_MACKEREL MACKEREL 3211
+fa9x27 MACH_FA9X27 FA9X27 3213
+ns2816tb MACH_NS2816TB NS2816TB 3214
+ns2816_ntpad MACH_NS2816_NTPAD NS2816_NTPAD 3215
+ns2816_ntnb MACH_NS2816_NTNB NS2816_NTNB 3216
+kaen MACH_KAEN KAEN 3217
+nv1000 MACH_NV1000 NV1000 3218
+nuc950ts MACH_NUC950TS NUC950TS 3219
+nokia_rm680 MACH_NOKIA_RM680 NOKIA_RM680 3220
+ast2200 MACH_AST2200 AST2200 3221
+lead MACH_LEAD LEAD 3222
+unino1 MACH_UNINO1 UNINO1 3223
+greeco MACH_GREECO GREECO 3224
+verdi MACH_VERDI VERDI 3225
+dm6446_adbox MACH_DM6446_ADBOX DM6446_ADBOX 3226
+quad_salsa MACH_QUAD_SALSA QUAD_SALSA 3227
+abb_gma_1_1 MACH_ABB_GMA_1_1 ABB_GMA_1_1 3228
+svcid MACH_SVCID SVCID 3229
+msm8960_sim MACH_MSM8960_SIM MSM8960_SIM 3230
+msm8960_rumi3 MACH_MSM8960_RUMI3 MSM8960_RUMI3 3231
+icon_g MACH_ICON_G ICON_G 3232
+mb3 MACH_MB3 MB3 3233
+gsia18s MACH_GSIA18S GSIA18S 3234
+pivicc MACH_PIVICC PIVICC 3235
+pcm048 MACH_PCM048 PCM048 3236
+dds MACH_DDS DDS 3237
+chalten_xa1 MACH_CHALTEN_XA1 CHALTEN_XA1 3238
diff --git a/arch/mn10300/kernel/gdb-io-serial.c b/arch/mn10300/kernel/gdb-io-serial.c
index 0d5d63c91dc3..f28dc99c6f72 100644
--- a/arch/mn10300/kernel/gdb-io-serial.c
+++ b/arch/mn10300/kernel/gdb-io-serial.c
@@ -73,7 +73,8 @@ void gdbstub_io_init(void)
GDBPORT_SERIAL_IER = UART_IER_RDI | UART_IER_RLSI;
/* permit level 0 IRQs to take place */
- local_change_intr_mask_level(NUM2EPSW_IM(CONFIG_GDBSTUB_IRQ_LEVEL + 1));
+ arch_local_change_intr_mask_level(
+ NUM2EPSW_IM(CONFIG_GDBSTUB_IRQ_LEVEL + 1));
}
/*
diff --git a/arch/mn10300/kernel/gdb-io-ttysm.c b/arch/mn10300/kernel/gdb-io-ttysm.c
index 97dfda23342c..abdeea153c89 100644
--- a/arch/mn10300/kernel/gdb-io-ttysm.c
+++ b/arch/mn10300/kernel/gdb-io-ttysm.c
@@ -87,7 +87,8 @@ void __init gdbstub_io_init(void)
tmp = *gdbstub_port->_control;
/* permit level 0 IRQs only */
- local_change_intr_mask_level(NUM2EPSW_IM(CONFIG_GDBSTUB_IRQ_LEVEL + 1));
+ arch_local_change_intr_mask_level(
+ NUM2EPSW_IM(CONFIG_GDBSTUB_IRQ_LEVEL + 1));
}
/*
diff --git a/arch/mn10300/kernel/gdb-stub.c b/arch/mn10300/kernel/gdb-stub.c
index a5fc3f05309b..b169d99d9f20 100644
--- a/arch/mn10300/kernel/gdb-stub.c
+++ b/arch/mn10300/kernel/gdb-stub.c
@@ -1194,7 +1194,8 @@ static int gdbstub(struct pt_regs *regs, enum exception_code excep)
asm volatile("mov mdr,%0" : "=d"(mdr));
local_save_flags(epsw);
- local_change_intr_mask_level(NUM2EPSW_IM(CONFIG_GDBSTUB_IRQ_LEVEL + 1));
+ arch_local_change_intr_mask_level(
+ NUM2EPSW_IM(CONFIG_GDBSTUB_IRQ_LEVEL + 1));
gdbstub_store_fpu();
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 56c8687b29b3..7eff9b7347c0 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -19,6 +19,7 @@
#include <linux/kernel_stat.h>
#include <linux/rcupdate.h>
#include <linux/posix-timers.h>
+#include <linux/cpu.h>
#include <asm/s390_ext.h>
#include <asm/timer.h>
@@ -566,6 +567,23 @@ void init_cpu_vtimer(void)
__ctl_set_bit(0,10);
}
+static int __cpuinit s390_nohz_notify(struct notifier_block *self,
+ unsigned long action, void *hcpu)
+{
+ struct s390_idle_data *idle;
+ long cpu = (long) hcpu;
+
+ idle = &per_cpu(s390_idle, cpu);
+ switch (action) {
+ case CPU_DYING:
+ case CPU_DYING_FROZEN:
+ idle->nohz_delay = 0;
+ default:
+ break;
+ }
+ return NOTIFY_OK;
+}
+
void __init vtime_init(void)
{
/* request the cpu timer external interrupt */
@@ -574,5 +592,6 @@ void __init vtime_init(void)
/* Enable cpu timer interrupts on the boot cpu. */
init_cpu_vtimer();
+ cpu_notifier(s390_nohz_notify, 0);
}
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 7f217b3a50a8..2e9d78d21fd3 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -22,7 +22,8 @@ config SUPERH
select HAVE_SPARSE_IRQ
select RTC_LIB
select GENERIC_ATOMIC64
- select GENERIC_HARDIRQS_NO_DEPRECATED
+ # Support the deprecated APIs until MFD and GPIOLIB catch up.
+ select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
diff --git a/arch/sh/include/asm/unistd_32.h b/arch/sh/include/asm/unistd_32.h
index 903cd618eb74..d6741fca89a4 100644
--- a/arch/sh/include/asm/unistd_32.h
+++ b/arch/sh/include/asm/unistd_32.h
@@ -368,8 +368,9 @@
#define __NR_sendmsg 355
#define __NR_recvmsg 356
#define __NR_recvmmsg 357
+#define __NR_accept4 358
-#define NR_syscalls 358
+#define NR_syscalls 359
#ifdef __KERNEL__
diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S
index e872e81add8a..6fc347ebe59d 100644
--- a/arch/sh/kernel/syscalls_32.S
+++ b/arch/sh/kernel/syscalls_32.S
@@ -375,3 +375,4 @@ ENTRY(sys_call_table)
.long sys_sendmsg /* 355 */
.long sys_recvmsg
.long sys_recvmmsg
+ .long sys_accept4
diff --git a/arch/sparc/include/asm/openprom.h b/arch/sparc/include/asm/openprom.h
index 81cd43432dc0..47eaafad15ce 100644
--- a/arch/sparc/include/asm/openprom.h
+++ b/arch/sparc/include/asm/openprom.h
@@ -39,7 +39,7 @@ struct linux_dev_v2_funcs {
int (*v2_dev_open)(char *devpath);
void (*v2_dev_close)(int d);
int (*v2_dev_read)(int d, char *buf, int nbytes);
- int (*v2_dev_write)(int d, char *buf, int nbytes);
+ int (*v2_dev_write)(int d, const char *buf, int nbytes);
int (*v2_dev_seek)(int d, int hi, int lo);
/* Never issued (multistage load support) */
diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h
index 51296a6f5005..9e5c64084b86 100644
--- a/arch/sparc/include/asm/oplib_32.h
+++ b/arch/sparc/include/asm/oplib_32.h
@@ -60,25 +60,6 @@ extern char *prom_getbootargs(void);
extern char *prom_mapio(char *virt_hint, int io_space, unsigned int phys_addr, unsigned int num_bytes);
extern void prom_unmapio(char *virt_addr, unsigned int num_bytes);
-/* Device operations. */
-
-/* Open the device described by the passed string. Note, that the format
- * of the string is different on V0 vs. V2->higher proms. The caller must
- * know what he/she is doing! Returns the device descriptor, an int.
- */
-extern int prom_devopen(char *device_string);
-
-/* Close a previously opened device described by the passed integer
- * descriptor.
- */
-extern int prom_devclose(int device_handle);
-
-/* Do a seek operation on the device described by the passed integer
- * descriptor.
- */
-extern void prom_seek(int device_handle, unsigned int seek_hival,
- unsigned int seek_lowval);
-
/* Miscellaneous routines, don't really fit in any category per se. */
/* Reboot the machine with the command line passed. */
@@ -121,19 +102,8 @@ extern int prom_getrev(void);
/* Get the prom firmware revision. */
extern int prom_getprev(void);
-/* Character operations to/from the console.... */
-
-/* Non-blocking get character from console. */
-extern int prom_nbgetchar(void);
-
-/* Non-blocking put character to console. */
-extern int prom_nbputchar(char character);
-
-/* Blocking get character from console. */
-extern char prom_getchar(void);
-
-/* Blocking put character to console. */
-extern void prom_putchar(char character);
+/* Write a buffer of characters to the console. */
+extern void prom_console_write_buf(const char *buf, int len);
/* Prom's internal routines, don't use in kernel/boot code. */
extern void prom_printf(const char *fmt, ...);
@@ -238,7 +208,6 @@ extern int prom_node_has_property(phandle node, char *property);
extern int prom_setprop(phandle node, const char *prop_name, char *prop_value,
int value_size);
-extern phandle prom_pathtoinode(char *path);
extern phandle prom_inst2pkg(int);
/* Dorking with Bus ranges... */
diff --git a/arch/sparc/include/asm/oplib_64.h b/arch/sparc/include/asm/oplib_64.h
index c9cc078e3e31..8cd0df34e82b 100644
--- a/arch/sparc/include/asm/oplib_64.h
+++ b/arch/sparc/include/asm/oplib_64.h
@@ -67,27 +67,6 @@ extern void prom_init(void *cif_handler, void *cif_stack);
/* Boot argument acquisition, returns the boot command line string. */
extern char *prom_getbootargs(void);
-/* Device utilities. */
-
-/* Device operations. */
-
-/* Open the device described by the passed string. Note, that the format
- * of the string is different on V0 vs. V2->higher proms. The caller must
- * know what he/she is doing! Returns the device descriptor, an int.
- */
-extern int prom_devopen(const char *device_string);
-
-/* Close a previously opened device described by the passed integer
- * descriptor.
- */
-extern int prom_devclose(int device_handle);
-
-/* Do a seek operation on the device described by the passed integer
- * descriptor.
- */
-extern void prom_seek(int device_handle, unsigned int seek_hival,
- unsigned int seek_lowval);
-
/* Miscellaneous routines, don't really fit in any category per se. */
/* Reboot the machine with the command line passed. */
@@ -109,33 +88,14 @@ extern void prom_halt(void) __attribute__ ((noreturn));
/* Halt and power-off the machine. */
extern void prom_halt_power_off(void) __attribute__ ((noreturn));
-/* Set the PROM 'sync' callback function to the passed function pointer.
- * When the user gives the 'sync' command at the prom prompt while the
- * kernel is still active, the prom will call this routine.
- *
- */
-typedef int (*callback_func_t)(long *cmd);
-extern void prom_setcallback(callback_func_t func_ptr);
-
/* Acquire the IDPROM of the root node in the prom device tree. This
* gets passed a buffer where you would like it stuffed. The return value
* is the format type of this idprom or 0xff on error.
*/
extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size);
-/* Character operations to/from the console.... */
-
-/* Non-blocking get character from console. */
-extern int prom_nbgetchar(void);
-
-/* Non-blocking put character to console. */
-extern int prom_nbputchar(char character);
-
-/* Blocking get character from console. */
-extern char prom_getchar(void);
-
-/* Blocking put character to console. */
-extern void prom_putchar(char character);
+/* Write a buffer of characters to the console. */
+extern void prom_console_write_buf(const char *buf, int len);
/* Prom's internal routines, don't use in kernel/boot code. */
extern void prom_printf(const char *fmt, ...);
@@ -279,9 +239,7 @@ extern phandle prom_finddevice(const char *name);
extern int prom_setprop(phandle node, const char *prop_name, char *prop_value,
int value_size);
-extern phandle prom_pathtoinode(const char *path);
extern phandle prom_inst2pkg(int);
-extern int prom_service_exists(const char *service_name);
extern void prom_sun4v_guest_soft_state(void);
extern int prom_ihandle2path(int handle, char *buffer, int bufsize);
diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c
index 2d51527d810f..f01c42661ee5 100644
--- a/arch/sparc/kernel/leon_kernel.c
+++ b/arch/sparc/kernel/leon_kernel.c
@@ -114,7 +114,7 @@ void __init leon_init_timers(irq_handler_t counter_fn)
if (leon3_gptimer_regs && leon3_irqctrl_regs) {
LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[0].val, 0);
LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[0].rld,
- (((1000000 / 100) - 1)));
+ (((1000000 / HZ) - 1)));
LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[0].ctrl, 0);
#ifdef CONFIG_SMP
@@ -128,7 +128,7 @@ void __init leon_init_timers(irq_handler_t counter_fn)
}
LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[1].val, 0);
- LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[1].rld, (((1000000/100) - 1)));
+ LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[1].rld, (((1000000/HZ) - 1)));
LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[1].ctrl, 0);
# endif
diff --git a/arch/sparc/prom/Makefile b/arch/sparc/prom/Makefile
index 1b8c073adb44..816c0fa12dc0 100644
--- a/arch/sparc/prom/Makefile
+++ b/arch/sparc/prom/Makefile
@@ -6,7 +6,6 @@ ccflags := -Werror
lib-y := bootstr_$(BITS).o
lib-$(CONFIG_SPARC32) += devmap.o
-lib-y += devops_$(BITS).o
lib-y += init_$(BITS).o
lib-$(CONFIG_SPARC32) += memory.o
lib-y += misc_$(BITS).o
diff --git a/arch/sparc/prom/console_32.c b/arch/sparc/prom/console_32.c
index 5340264b78f5..48863108a44c 100644
--- a/arch/sparc/prom/console_32.c
+++ b/arch/sparc/prom/console_32.c
@@ -16,63 +16,26 @@
extern void restore_current(void);
-/* Non blocking get character from console input device, returns -1
- * if no input was taken. This can be used for polling.
- */
-int
-prom_nbgetchar(void)
-{
- static char inc;
- int i = -1;
- unsigned long flags;
-
- spin_lock_irqsave(&prom_lock, flags);
- switch(prom_vers) {
- case PROM_V0:
- i = (*(romvec->pv_nbgetchar))();
- break;
- case PROM_V2:
- case PROM_V3:
- if( (*(romvec->pv_v2devops).v2_dev_read)(*romvec->pv_v2bootargs.fd_stdin , &inc, 0x1) == 1) {
- i = inc;
- } else {
- i = -1;
- }
- break;
- default:
- i = -1;
- break;
- };
- restore_current();
- spin_unlock_irqrestore(&prom_lock, flags);
- return i; /* Ugh, we could spin forever on unsupported proms ;( */
-}
-
/* Non blocking put character to console device, returns -1 if
* unsuccessful.
*/
-int
-prom_nbputchar(char c)
+static int prom_nbputchar(const char *buf)
{
- static char outc;
unsigned long flags;
int i = -1;
spin_lock_irqsave(&prom_lock, flags);
switch(prom_vers) {
case PROM_V0:
- i = (*(romvec->pv_nbputchar))(c);
+ i = (*(romvec->pv_nbputchar))(*buf);
break;
case PROM_V2:
case PROM_V3:
- outc = c;
- if( (*(romvec->pv_v2devops).v2_dev_write)(*romvec->pv_v2bootargs.fd_stdout, &outc, 0x1) == 1)
+ if ((*(romvec->pv_v2devops).v2_dev_write)(*romvec->pv_v2bootargs.fd_stdout,
+ buf, 0x1) == 1)
i = 0;
- else
- i = -1;
break;
default:
- i = -1;
break;
};
restore_current();
@@ -80,18 +43,14 @@ prom_nbputchar(char c)
return i; /* Ugh, we could spin forever on unsupported proms ;( */
}
-/* Blocking version of get character routine above. */
-char
-prom_getchar(void)
+void prom_console_write_buf(const char *buf, int len)
{
- int character;
- while((character = prom_nbgetchar()) == -1) ;
- return (char) character;
+ while (len) {
+ int n = prom_nbputchar(buf);
+ if (n)
+ continue;
+ len--;
+ buf++;
+ }
}
-/* Blocking version of put character routine above. */
-void
-prom_putchar(char c)
-{
- while(prom_nbputchar(c) == -1) ;
-}
diff --git a/arch/sparc/prom/console_64.c b/arch/sparc/prom/console_64.c
index 10322dc2f557..ed39e75828bd 100644
--- a/arch/sparc/prom/console_64.c
+++ b/arch/sparc/prom/console_64.c
@@ -15,85 +15,34 @@
extern int prom_stdin, prom_stdout;
-/* Non blocking get character from console input device, returns -1
- * if no input was taken. This can be used for polling.
- */
-inline int
-prom_nbgetchar(void)
-{
- unsigned long args[7];
- char inc;
-
- args[0] = (unsigned long) "read";
- args[1] = 3;
- args[2] = 1;
- args[3] = (unsigned int) prom_stdin;
- args[4] = (unsigned long) &inc;
- args[5] = 1;
- args[6] = (unsigned long) -1;
-
- p1275_cmd_direct(args);
-
- if (args[6] == 1)
- return inc;
- return -1;
-}
-
-/* Non blocking put character to console device, returns -1 if
- * unsuccessful.
- */
-inline int
-prom_nbputchar(char c)
+static int __prom_console_write_buf(const char *buf, int len)
{
unsigned long args[7];
- char outc;
-
- outc = c;
+ int ret;
args[0] = (unsigned long) "write";
args[1] = 3;
args[2] = 1;
args[3] = (unsigned int) prom_stdout;
- args[4] = (unsigned long) &outc;
- args[5] = 1;
+ args[4] = (unsigned long) buf;
+ args[5] = (unsigned int) len;
args[6] = (unsigned long) -1;
p1275_cmd_direct(args);
- if (args[6] == 1)
- return 0;
- else
+ ret = (int) args[6];
+ if (ret < 0)
return -1;
+ return ret;
}
-/* Blocking version of get character routine above. */
-char
-prom_getchar(void)
-{
- int character;
- while((character = prom_nbgetchar()) == -1) ;
- return (char) character;
-}
-
-/* Blocking version of put character routine above. */
-void
-prom_putchar(char c)
+void prom_console_write_buf(const char *buf, int len)
{
- prom_nbputchar(c);
-}
-
-void
-prom_puts(const char *s, int len)
-{
- unsigned long args[7];
-
- args[0] = (unsigned long) "write";
- args[1] = 3;
- args[2] = 1;
- args[3] = (unsigned int) prom_stdout;
- args[4] = (unsigned long) s;
- args[5] = len;
- args[6] = (unsigned long) -1;
-
- p1275_cmd_direct(args);
+ while (len) {
+ int n = __prom_console_write_buf(buf, len);
+ if (n < 0)
+ continue;
+ len -= n;
+ buf += len;
+ }
}
diff --git a/arch/sparc/prom/devops_32.c b/arch/sparc/prom/devops_32.c
deleted file mode 100644
index 9c5d4687242a..000000000000
--- a/arch/sparc/prom/devops_32.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * devops.c: Device operations using the PROM.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-extern void restore_current(void);
-
-/* Open the device described by the string 'dstr'. Returns the handle
- * to that device used for subsequent operations on that device.
- * Returns -1 on failure.
- */
-int
-prom_devopen(char *dstr)
-{
- int handle;
- unsigned long flags;
- spin_lock_irqsave(&prom_lock, flags);
- switch(prom_vers) {
- case PROM_V0:
- handle = (*(romvec->pv_v0devops.v0_devopen))(dstr);
- if(handle == 0) handle = -1;
- break;
- case PROM_V2:
- case PROM_V3:
- handle = (*(romvec->pv_v2devops.v2_dev_open))(dstr);
- break;
- default:
- handle = -1;
- break;
- };
- restore_current();
- spin_unlock_irqrestore(&prom_lock, flags);
-
- return handle;
-}
-
-/* Close the device described by device handle 'dhandle'. */
-int
-prom_devclose(int dhandle)
-{
- unsigned long flags;
- spin_lock_irqsave(&prom_lock, flags);
- switch(prom_vers) {
- case PROM_V0:
- (*(romvec->pv_v0devops.v0_devclose))(dhandle);
- break;
- case PROM_V2:
- case PROM_V3:
- (*(romvec->pv_v2devops.v2_dev_close))(dhandle);
- break;
- default:
- break;
- };
- restore_current();
- spin_unlock_irqrestore(&prom_lock, flags);
- return 0;
-}
-
-/* Seek to specified location described by 'seekhi' and 'seeklo'
- * for device 'dhandle'.
- */
-void
-prom_seek(int dhandle, unsigned int seekhi, unsigned int seeklo)
-{
- unsigned long flags;
- spin_lock_irqsave(&prom_lock, flags);
- switch(prom_vers) {
- case PROM_V0:
- (*(romvec->pv_v0devops.v0_seekdev))(dhandle, seekhi, seeklo);
- break;
- case PROM_V2:
- case PROM_V3:
- (*(romvec->pv_v2devops.v2_dev_seek))(dhandle, seekhi, seeklo);
- break;
- default:
- break;
- };
- restore_current();
- spin_unlock_irqrestore(&prom_lock, flags);
-}
diff --git a/arch/sparc/prom/devops_64.c b/arch/sparc/prom/devops_64.c
deleted file mode 100644
index a017119e7ef1..000000000000
--- a/arch/sparc/prom/devops_64.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * devops.c: Device operations using the PROM.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-/* Open the device described by the string 'dstr'. Returns the handle
- * to that device used for subsequent operations on that device.
- * Returns 0 on failure.
- */
-int
-prom_devopen(const char *dstr)
-{
- unsigned long args[5];
-
- args[0] = (unsigned long) "open";
- args[1] = 1;
- args[2] = 1;
- args[3] = (unsigned long) dstr;
- args[4] = (unsigned long) -1;
-
- p1275_cmd_direct(args);
-
- return (int) args[4];
-}
-
-/* Close the device described by device handle 'dhandle'. */
-int
-prom_devclose(int dhandle)
-{
- unsigned long args[4];
-
- args[0] = (unsigned long) "close";
- args[1] = 1;
- args[2] = 0;
- args[3] = (unsigned int) dhandle;
-
- p1275_cmd_direct(args);
-
- return 0;
-}
-
-/* Seek to specified location described by 'seekhi' and 'seeklo'
- * for device 'dhandle'.
- */
-void
-prom_seek(int dhandle, unsigned int seekhi, unsigned int seeklo)
-{
- unsigned long args[7];
-
- args[0] = (unsigned long) "seek";
- args[1] = 3;
- args[2] = 1;
- args[3] = (unsigned int) dhandle;
- args[4] = seekhi;
- args[5] = seeklo;
- args[6] = (unsigned long) -1;
-
- p1275_cmd_direct(args);
-}
diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c
index d24bc44e361e..e4f31d4d3715 100644
--- a/arch/sparc/prom/misc_64.c
+++ b/arch/sparc/prom/misc_64.c
@@ -18,7 +18,7 @@
#include <asm/system.h>
#include <asm/ldc.h>
-int prom_service_exists(const char *service_name)
+static int prom_service_exists(const char *service_name)
{
unsigned long args[5];
@@ -150,20 +150,6 @@ void prom_halt_power_off(void)
prom_halt();
}
-/* Set prom sync handler to call function 'funcp'. */
-void prom_setcallback(callback_func_t funcp)
-{
- unsigned long args[5];
- if (!funcp)
- return;
- args[0] = (unsigned long) "set-callback";
- args[1] = 1;
- args[2] = 1;
- args[3] = (unsigned long) funcp;
- args[4] = (unsigned long) -1;
- p1275_cmd_direct(args);
-}
-
/* Get the idprom and stuff it into buffer 'idbuf'. Returns the
* format type. 'num_bytes' is the number of bytes that your idbuf
* has space for. Returns 0xff on error.
diff --git a/arch/sparc/prom/printf.c b/arch/sparc/prom/printf.c
index ca869266b9f3..d9682f06b3b0 100644
--- a/arch/sparc/prom/printf.c
+++ b/arch/sparc/prom/printf.c
@@ -15,22 +15,45 @@
#include <linux/kernel.h>
#include <linux/compiler.h>
+#include <linux/spinlock.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
+#define CONSOLE_WRITE_BUF_SIZE 1024
+
static char ppbuf[1024];
+static char console_write_buf[CONSOLE_WRITE_BUF_SIZE];
+static DEFINE_RAW_SPINLOCK(console_write_lock);
void notrace prom_write(const char *buf, unsigned int n)
{
- char ch;
+ unsigned int dest_len;
+ unsigned long flags;
+ char *dest;
+
+ dest = console_write_buf;
+ raw_spin_lock_irqsave(&console_write_lock, flags);
- while (n != 0) {
- --n;
- if ((ch = *buf++) == '\n')
- prom_putchar('\r');
- prom_putchar(ch);
+ dest_len = 0;
+ while (n-- != 0) {
+ char ch = *buf++;
+ if (ch == '\n') {
+ *dest++ = '\r';
+ dest_len++;
+ }
+ *dest++ = ch;
+ dest_len++;
+ if (dest_len >= CONSOLE_WRITE_BUF_SIZE - 1) {
+ prom_console_write_buf(console_write_buf, dest_len);
+ dest = console_write_buf;
+ dest_len = 0;
+ }
}
+ if (dest_len)
+ prom_console_write_buf(console_write_buf, dest_len);
+
+ raw_spin_unlock_irqrestore(&console_write_lock, flags);
}
void notrace prom_printf(const char *fmt, ...)
diff --git a/arch/sparc/prom/tree_32.c b/arch/sparc/prom/tree_32.c
index 63e08e149774..535e2e69ac1d 100644
--- a/arch/sparc/prom/tree_32.c
+++ b/arch/sparc/prom/tree_32.c
@@ -342,19 +342,3 @@ phandle prom_inst2pkg(int inst)
if (node == -1) return 0;
return node;
}
-
-/* Return 'node' assigned to a particular prom 'path'
- * FIXME: Should work for v0 as well
- */
-phandle prom_pathtoinode(char *path)
-{
- phandle node;
- int inst;
-
- inst = prom_devopen (path);
- if (inst == -1) return 0;
- node = prom_inst2pkg (inst);
- prom_devclose (inst);
- if (node == -1) return 0;
- return node;
-}
diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c
index 691be68932f8..d93660048376 100644
--- a/arch/sparc/prom/tree_64.c
+++ b/arch/sparc/prom/tree_64.c
@@ -374,24 +374,6 @@ inline phandle prom_inst2pkg(int inst)
return node;
}
-/* Return 'node' assigned to a particular prom 'path'
- * FIXME: Should work for v0 as well
- */
-phandle prom_pathtoinode(const char *path)
-{
- phandle node;
- int inst;
-
- inst = prom_devopen (path);
- if (inst == 0)
- return 0;
- node = prom_inst2pkg(inst);
- prom_devclose(inst);
- if (node == -1)
- return 0;
- return node;
-}
-
int prom_ihandle2path(int handle, char *buffer, int bufsize)
{
unsigned long args[7];
diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c b/arch/x86/crypto/ghash-clmulni-intel_glue.c
index cbcc8d8ea93a..7a6e68e4f748 100644
--- a/arch/x86/crypto/ghash-clmulni-intel_glue.c
+++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c
@@ -10,6 +10,7 @@
* by the Free Software Foundation.
*/
+#include <linux/err.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index 7f7e577a0e39..31d84acc1512 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -11,6 +11,7 @@ unsigned long pvclock_tsc_khz(struct pvclock_vcpu_time_info *src);
void pvclock_read_wallclock(struct pvclock_wall_clock *wall,
struct pvclock_vcpu_time_info *vcpu,
struct timespec *ts);
+void pvclock_resume(void);
/*
* Scale a 64-bit delta by scaling and multiplying by a 32-bit fraction,
diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c
index 008b91eefa18..42eb3300dfc6 100644
--- a/arch/x86/kernel/pvclock.c
+++ b/arch/x86/kernel/pvclock.c
@@ -83,6 +83,11 @@ unsigned long pvclock_tsc_khz(struct pvclock_vcpu_time_info *src)
static atomic64_t last_value = ATOMIC64_INIT(0);
+void pvclock_resume(void)
+{
+ atomic64_set(&last_value, 0);
+}
+
cycle_t pvclock_clocksource_read(struct pvclock_vcpu_time_info *src)
{
struct pvclock_shadow_time shadow;
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index b2bb5aa3b054..5da5e53fb94c 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -426,6 +426,8 @@ void xen_timer_resume(void)
{
int cpu;
+ pvclock_resume();
+
if (xen_clockevent != &xen_vcpuop_clockevent)
return;