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authorLinus Torvalds <torvalds@g5.osdl.org>2006-03-28 23:53:03 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-28 23:53:03 +0200
commitca9ba4471c1203bb6e759b76e83167fec54fe590 (patch)
tree8aeb359631742f77f635cb5ff785bea9132502f9 /include
parentMerge master.kernel.org:/home/rmk/linux-2.6-serial (diff)
parent[ARM] 3388/1: ixp23xx: add core ixp23xx support (diff)
downloadlinux-ca9ba4471c1203bb6e759b76e83167fec54fe590.tar.xz
linux-ca9ba4471c1203bb6e759b76e83167fec54fe590.zip
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 3388/1: ixp23xx: add core ixp23xx support [ARM] 3417/1: add support for logicpd pxa270 card engine [ARM] 3387/1: ixp23xx: add defconfig [ARM] 3377/2: add support for intel xsc3 core [ARM] Move ice-dcc code into misc.c [ARM] Fix decompressor serial IO to give CRLF not LFCR [ARM] proc-v6: mark page table walks outer-cacheable, shared. Enable NX. [ARM] nommu: trivial patch for arch/arm/lib/Makefile [ARM] 3416/1: Update LART site URL [ARM] 3415/1: Akita: Add missing EXPORT_SYMBOL [ARM] 3414/1: ep93xx: reset ethernet controller before uncompressing
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/arch-aaec2000/uncompress.h23
-rw-r--r--include/asm-arm/arch-at91rm9200/uncompress.h23
-rw-r--r--include/asm-arm/arch-cl7500/uncompress.h18
-rw-r--r--include/asm-arm/arch-clps711x/uncompress.h21
-rw-r--r--include/asm-arm/arch-ebsa110/uncompress.h47
-rw-r--r--include/asm-arm/arch-ebsa285/uncompress.h16
-rw-r--r--include/asm-arm/arch-ep93xx/uncompress.h50
-rw-r--r--include/asm-arm/arch-h720x/uncompress.h24
-rw-r--r--include/asm-arm/arch-imx/uncompress.h21
-rw-r--r--include/asm-arm/arch-integrator/uncompress.h21
-rw-r--r--include/asm-arm/arch-iop3xx/uncompress.h16
-rw-r--r--include/asm-arm/arch-ixp2000/uncompress.h15
-rw-r--r--include/asm-arm/arch-ixp23xx/debug-macro.S23
-rw-r--r--include/asm-arm/arch-ixp23xx/dma.h3
-rw-r--r--include/asm-arm/arch-ixp23xx/entry-macro.S31
-rw-r--r--include/asm-arm/arch-ixp23xx/hardware.h37
-rw-r--r--include/asm-arm/arch-ixp23xx/io.h54
-rw-r--r--include/asm-arm/arch-ixp23xx/irqs.h223
-rw-r--r--include/asm-arm/arch-ixp23xx/ixdp2351.h89
-rw-r--r--include/asm-arm/arch-ixp23xx/ixp23xx.h306
-rw-r--r--include/asm-arm/arch-ixp23xx/memory.h46
-rw-r--r--include/asm-arm/arch-ixp23xx/platform.h31
-rw-r--r--include/asm-arm/arch-ixp23xx/system.h33
-rw-r--r--include/asm-arm/arch-ixp23xx/time.h3
-rw-r--r--include/asm-arm/arch-ixp23xx/timex.h7
-rw-r--r--include/asm-arm/arch-ixp23xx/uncompress.h45
-rw-r--r--include/asm-arm/arch-ixp23xx/vmalloc.h10
-rw-r--r--include/asm-arm/arch-ixp4xx/uncompress.h18
-rw-r--r--include/asm-arm/arch-l7200/uncompress.h15
-rw-r--r--include/asm-arm/arch-lh7a40x/uncompress.h11
-rw-r--r--include/asm-arm/arch-omap/uncompress.h20
-rw-r--r--include/asm-arm/arch-pxa/irqs.h6
-rw-r--r--include/asm-arm/arch-pxa/lpd270.h38
-rw-r--r--include/asm-arm/arch-pxa/uncompress.h13
-rw-r--r--include/asm-arm/arch-realview/uncompress.h20
-rw-r--r--include/asm-arm/arch-rpc/uncompress.h27
-rw-r--r--include/asm-arm/arch-s3c2410/uncompress.h15
-rw-r--r--include/asm-arm/arch-sa1100/uncompress.h21
-rw-r--r--include/asm-arm/arch-shark/uncompress.h13
-rw-r--r--include/asm-arm/arch-versatile/uncompress.h20
-rw-r--r--include/asm-arm/cacheflush.h8
-rw-r--r--include/asm-arm/domain.h18
-rw-r--r--include/asm-arm/page.h9
-rw-r--r--include/asm-arm/proc-fns.h8
-rw-r--r--include/asm-arm/system.h19
45 files changed, 1255 insertions, 280 deletions
diff --git a/include/asm-arm/arch-aaec2000/uncompress.h b/include/asm-arm/arch-aaec2000/uncompress.h
index fff0c94b75c4..300f4bf3bc74 100644
--- a/include/asm-arm/arch-aaec2000/uncompress.h
+++ b/include/asm-arm/arch-aaec2000/uncompress.h
@@ -15,7 +15,7 @@
#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
-static void putstr( const char *s )
+static void putc(int c)
{
unsigned long serial_port;
do {
@@ -28,17 +28,16 @@ static void putstr( const char *s )
return;
} while (0);
- for (; *s; s++) {
- /* wait for space in the UART's transmitter */
- while ((UART(UART_SR) & UART_SR_TxFF));
- /* send the character out. */
- UART(UART_DR) = *s;
- /* if a LF, also do CR... */
- if (*s == 10) {
- while ((UART(UART_SR) & UART_SR_TxFF));
- UART(UART_DR) = 13;
- }
- }
+ /* wait for space in the UART's transmitter */
+ while ((UART(UART_SR) & UART_SR_TxFF))
+ barrier();
+
+ /* send the character out. */
+ UART(UART_DR) = c;
+}
+
+static inline void flush(void)
+{
}
#define arch_decomp_setup()
diff --git a/include/asm-arm/arch-at91rm9200/uncompress.h b/include/asm-arm/arch-at91rm9200/uncompress.h
index b30dd5520713..7b38497c24b5 100644
--- a/include/asm-arm/arch-at91rm9200/uncompress.h
+++ b/include/asm-arm/arch-at91rm9200/uncompress.h
@@ -31,21 +31,22 @@
*
* This does not append a newline
*/
-static void putstr(const char *s)
+static void putc(int c)
+{
+ void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */
+
+ while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY))
+ barrier();
+ __raw_writel(c, sys + AT91_DBGU_THR);
+}
+
+static inline void flush(void)
{
void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */
- while (*s) {
- while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) { barrier(); }
- __raw_writel(*s, sys + AT91_DBGU_THR);
- if (*s == '\n') {
- while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) { barrier(); }
- __raw_writel('\r', sys + AT91_DBGU_THR);
- }
- s++;
- }
/* wait for transmission to complete */
- while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXEMPTY)) { barrier(); }
+ while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXEMPTY))
+ barrier();
}
#define arch_decomp_setup()
diff --git a/include/asm-arm/arch-cl7500/uncompress.h b/include/asm-arm/arch-cl7500/uncompress.h
index 68601b3e3b95..c437e0c88c3f 100644
--- a/include/asm-arm/arch-cl7500/uncompress.h
+++ b/include/asm-arm/arch-cl7500/uncompress.h
@@ -3,27 +3,19 @@
*
* Copyright (C) 1999, 2000 Nexus Electronics Ltd.
*/
-
#define BASE 0x03010000
#define SERBASE (BASE + (0x2f8 << 2))
-static __inline__ void putc(char c)
+static inline void putc(char c)
{
- while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20));
+ while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20))
+ barrier();
+
*((volatile unsigned int *)(SERBASE)) = c;
}
-/*
- * This does not append a newline
- */
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
static __inline__ void arch_decomp_setup(void)
diff --git a/include/asm-arm/arch-clps711x/uncompress.h b/include/asm-arm/arch-clps711x/uncompress.h
index 9fc4bcfa1681..07157b7e4b20 100644
--- a/include/asm-arm/arch-clps711x/uncompress.h
+++ b/include/asm-arm/arch-clps711x/uncompress.h
@@ -25,7 +25,6 @@
#undef CLPS7111_BASE
#define CLPS7111_BASE CLPS7111_PHYS_BASE
-#define barrier() __asm__ __volatile__("": : :"memory")
#define __raw_readl(p) (*(unsigned long *)(p))
#define __raw_writel(v,p) (*(unsigned long *)(p) = (v))
@@ -40,21 +39,15 @@
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static inline void putc(int c)
{
- char c;
-
- while ((c = *s++) != '\0') {
- while (clps_readl(SYSFLGx) & SYSFLG_UTXFF)
- barrier();
- clps_writel(c, UARTDRx);
+ while (clps_readl(SYSFLGx) & SYSFLG_UTXFF)
+ barrier();
+ clps_writel(c, UARTDRx);
+}
- if (c == '\n') {
- while (clps_readl(SYSFLGx) & SYSFLG_UTXFF)
- barrier();
- clps_writel('\r', UARTDRx);
- }
- }
+static inline void flush(void)
+{
while (clps_readl(SYSFLGx) & SYSFLG_UBUSY)
barrier();
}
diff --git a/include/asm-arm/arch-ebsa110/uncompress.h b/include/asm-arm/arch-ebsa110/uncompress.h
index eee95581a923..66b19c7fd908 100644
--- a/include/asm-arm/arch-ebsa110/uncompress.h
+++ b/include/asm-arm/arch-ebsa110/uncompress.h
@@ -8,33 +8,34 @@
* published by the Free Software Foundation.
*/
+#include <linux/serial_reg.h>
+
+#define SERIAL_BASE ((unsigned char *)0xfe000be0)
+
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static inline void putc(int c)
+{
+ unsigned char v, *base = SERIAL_BASE;
+
+ do {
+ v = base[UART_LSR << 2];
+ barrier();
+ } while (!(v & UART_LSR_THRE));
+
+ base[UART_TX << 2] = c;
+}
+
+static inline void flush(void)
{
- unsigned long tmp1, tmp2;
- __asm__ __volatile__(
- "ldrb %0, [%2], #1\n"
-" teq %0, #0\n"
-" beq 3f\n"
-"1: strb %0, [%3]\n"
-"2: ldrb %1, [%3, #0x14]\n"
-" and %1, %1, #0x60\n"
-" teq %1, #0x60\n"
-" bne 2b\n"
-" teq %0, #'\n'\n"
-" moveq %0, #'\r'\n"
-" beq 1b\n"
-" ldrb %0, [%2], #1\n"
-" teq %0, #0\n"
-" bne 1b\n"
-"3: ldrb %1, [%3, #0x14]\n"
-" and %1, %1, #0x60\n"
-" teq %1, #0x60\n"
-" bne 3b"
- : "=&r" (tmp1), "=&r" (tmp2)
- : "r" (s), "r" (0xf0000be0) : "cc");
+ unsigned char v, *base = SERIAL_BASE;
+
+ do {
+ v = base[UART_LSR << 2];
+ barrier();
+ } while ((v & (UART_LSR_TEMT|UART_LSR_THRE)) !=
+ (UART_LSR_TEMT|UART_LSR_THRE));
}
/*
diff --git a/include/asm-arm/arch-ebsa285/uncompress.h b/include/asm-arm/arch-ebsa285/uncompress.h
index c2fd84e2d90e..86142c882b3a 100644
--- a/include/asm-arm/arch-ebsa285/uncompress.h
+++ b/include/asm-arm/arch-ebsa285/uncompress.h
@@ -15,10 +15,11 @@
#define DC21285_BASE ((volatile unsigned int *)0x42000160)
#define SER0_BASE ((volatile unsigned char *)0x7c0003f8)
-static __inline__ void putc(char c)
+static inline void putc(char c)
{
if (machine_is_netwinder()) {
- while ((SER0_BASE[5] & 0x60) != 0x60);
+ while ((SER0_BASE[5] & 0x60) != 0x60)
+ barrier();
SER0_BASE[0] = c;
} else {
while (DC21285_BASE[6] & 8);
@@ -26,17 +27,8 @@ static __inline__ void putc(char c)
}
}
-/*
- * This does not append a newline
- */
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
/*
diff --git a/include/asm-arm/arch-ep93xx/uncompress.h b/include/asm-arm/arch-ep93xx/uncompress.h
index 4410d217077e..c15274c85d5d 100644
--- a/include/asm-arm/arch-ep93xx/uncompress.h
+++ b/include/asm-arm/arch-ep93xx/uncompress.h
@@ -16,17 +16,27 @@ static unsigned char __raw_readb(unsigned int ptr)
return *((volatile unsigned char *)ptr);
}
+static unsigned int __raw_readl(unsigned int ptr)
+{
+ return *((volatile unsigned int *)ptr);
+}
+
static void __raw_writeb(unsigned char value, unsigned int ptr)
{
*((volatile unsigned char *)ptr) = value;
}
+static void __raw_writel(unsigned int value, unsigned int ptr)
+{
+ *((volatile unsigned int *)ptr) = value;
+}
+
#define PHYS_UART1_DATA 0x808c0000
#define PHYS_UART1_FLAG 0x808c0018
#define UART1_FLAG_TXFF 0x20
-static __inline__ void putc(char c)
+static inline void putc(int c)
{
int i;
@@ -39,15 +49,37 @@ static __inline__ void putc(char c)
__raw_writeb(c, PHYS_UART1_DATA);
}
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
-#define arch_decomp_setup()
+
+/*
+ * Some bootloaders don't turn off DMA from the ethernet MAC before
+ * jumping to linux, which means that we might end up with bits of RX
+ * status and packet data scribbled over the uncompressed kernel image.
+ * Work around this by resetting the ethernet MAC before we uncompress.
+ */
+#define PHYS_ETH_SELF_CTL 0x80010020
+#define ETH_SELF_CTL_RESET 0x00000001
+
+static void ethernet_reset(void)
+{
+ unsigned int v;
+
+ /* Reset the ethernet MAC. */
+ v = __raw_readl(PHYS_ETH_SELF_CTL);
+ __raw_writel(v | ETH_SELF_CTL_RESET, PHYS_ETH_SELF_CTL);
+
+ /* Wait for reset to finish. */
+ while (__raw_readl(PHYS_ETH_SELF_CTL) & ETH_SELF_CTL_RESET)
+ ;
+}
+
+
+static void arch_decomp_setup(void)
+{
+ ethernet_reset();
+}
+
#define arch_decomp_wdog()
diff --git a/include/asm-arm/arch-h720x/uncompress.h b/include/asm-arm/arch-h720x/uncompress.h
index 9535764bcc71..18c69e0f3585 100644
--- a/include/asm-arm/arch-h720x/uncompress.h
+++ b/include/asm-arm/arch-h720x/uncompress.h
@@ -12,22 +12,20 @@
#define LSR 0x14
#define TEMPTY 0x40
-static void putstr(const char *s)
+static inline void putc(int c)
{
- char c;
volatile unsigned char *p = (volatile unsigned char *)(IO_PHYS+0x20000);
- while ( (c = *s++) != '\0') {
- /* wait until transmit buffer is empty */
- while((p[LSR] & TEMPTY) == 0x0);
- /* write next character */
- *p = c;
-
- if(c == '\n') {
- while((p[LSR] & TEMPTY) == 0x0);
- *p = '\r';
- }
- }
+ /* wait until transmit buffer is empty */
+ while((p[LSR] & TEMPTY) == 0x0)
+ barrier();
+
+ /* write next character */
+ *p = c;
+}
+
+static inline void flush(void)
+{
}
/*
diff --git a/include/asm-arm/arch-imx/uncompress.h b/include/asm-arm/arch-imx/uncompress.h
index 096077f2750b..da333f69136f 100644
--- a/include/asm-arm/arch-imx/uncompress.h
+++ b/include/asm-arm/arch-imx/uncompress.h
@@ -39,8 +39,7 @@
*
* This does not append a newline
*/
-static void
-putstr(const char *s)
+static void putc(int c)
{
unsigned long serial_port;
@@ -54,20 +53,14 @@ putstr(const char *s)
return;
} while(0);
- while (*s) {
- while ( !(UART(USR2) & USR2_TXFE) )
- barrier();
+ while (!(UART(USR2) & USR2_TXFE))
+ barrier();
- UART(TXR) = *s;
-
- if (*s == '\n') {
- while ( !(UART(USR2) & USR2_TXFE) )
- barrier();
+ UART(TXR) = c;
+}
- UART(TXR) = '\r';
- }
- s++;
- }
+static inline void flush(void)
+{
}
/*
diff --git a/include/asm-arm/arch-integrator/uncompress.h b/include/asm-arm/arch-integrator/uncompress.h
index 3957402741d3..f61825c4d901 100644
--- a/include/asm-arm/arch-integrator/uncompress.h
+++ b/include/asm-arm/arch-integrator/uncompress.h
@@ -28,21 +28,18 @@
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static void putc(int c)
{
- while (*s) {
- while (AMBA_UART_FR & (1 << 5));
+ while (AMBA_UART_FR & (1 << 5))
+ barrier();
- AMBA_UART_DR = *s;
-
- if (*s == '\n') {
- while (AMBA_UART_FR & (1 << 5));
+ AMBA_UART_DR = c;
+}
- AMBA_UART_DR = '\r';
- }
- s++;
- }
- while (AMBA_UART_FR & (1 << 3));
+static inline void flush(void)
+{
+ while (AMBA_UART_FR & (1 << 3))
+ barrier();
}
/*
diff --git a/include/asm-arm/arch-iop3xx/uncompress.h b/include/asm-arm/arch-iop3xx/uncompress.h
index 82b88762c3cc..c98eb6254b1f 100644
--- a/include/asm-arm/arch-iop3xx/uncompress.h
+++ b/include/asm-arm/arch-iop3xx/uncompress.h
@@ -19,23 +19,15 @@ static volatile UTYPE uart_base;
#define TX_DONE (UART_LSR_TEMT|UART_LSR_THRE)
-static __inline__ void putc(char c)
+static inline void putc(char c)
{
- while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE);
+ while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
+ barrier();
*uart_base = c;
}
-/*
- * This does not append a newline
- */
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
static __inline__ void __arch_decomp_setup(unsigned long arch_id)
diff --git a/include/asm-arm/arch-ixp2000/uncompress.h b/include/asm-arm/arch-ixp2000/uncompress.h
index 3d3d5b2ed6e9..f66b408f363e 100644
--- a/include/asm-arm/arch-ixp2000/uncompress.h
+++ b/include/asm-arm/arch-ixp2000/uncompress.h
@@ -29,23 +29,18 @@
#define UARTSR PHYS(0x14) /* Status reg */
-static __inline__ void putc(char c)
+static inline void putc(int c)
{
int j = 0x1000;
- while (--j && !(*UARTSR & UART_LSR_THRE));
+ while (--j && !(*UARTSR & UART_LSR_THRE))
+ barrier();
+
*UARTDR = c;
}
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s)
- {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
#define arch_decomp_setup()
diff --git a/include/asm-arm/arch-ixp23xx/debug-macro.S b/include/asm-arm/arch-ixp23xx/debug-macro.S
new file mode 100644
index 000000000000..eb99fd69fd24
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/debug-macro.S
@@ -0,0 +1,23 @@
+/*
+ * include/asm-arm/arch-ixp23xx/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ * Copyright (C) 1994-1999 Russell King
+ * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * 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 <asm/arch/ixp23xx.h>
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ mmu enabled?
+ ldreq \rx, =IXP23XX_PERIPHERAL_PHYS @ physical
+ ldrne \rx, =IXP23XX_PERIPHERAL_VIRT @ virtual
+ .endm
+
+#define UART_SHIFT 2
+#include <asm/hardware/debug-8250.S>
diff --git a/include/asm-arm/arch-ixp23xx/dma.h b/include/asm-arm/arch-ixp23xx/dma.h
new file mode 100644
index 000000000000..2f4335e3b836
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/dma.h
@@ -0,0 +1,3 @@
+/*
+ * include/asm-arm/arch-ixp23xx/dma.h
+ */
diff --git a/include/asm-arm/arch-ixp23xx/entry-macro.S b/include/asm-arm/arch-ixp23xx/entry-macro.S
new file mode 100644
index 000000000000..0ef4e6016ac4
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/entry-macro.S
@@ -0,0 +1,31 @@
+/*
+ * include/asm-arm/arch-ixp23xx/entry-macro.S
+ */
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \irqnr, =(IXP23XX_INTC_VIRT + IXP23XX_INTR_IRQ_ENC_ST_OFFSET)
+ ldr \irqnr, [\irqnr] @ get interrupt number
+ cmp \irqnr, #0x0 @ suprious interrupt ?
+ movne \irqnr, \irqnr, lsr #2 @ skip unwanted low order bits
+ subne \irqnr, \irqnr, #1 @ convert to 0 based
+
+#if 0
+ cmp \irqnr, #IRQ_IXP23XX_PCI_INT_RPH
+ bne 1001f
+ mov \irqnr, #IRQ_IXP23XX_INTA
+
+ ldr \irqnr, =0xf5000030
+
+ mov \tmp, #(1<<26)
+ tst \irqnr, \tmp
+ movne \irqnr, #IRQ_IXP23XX_INTB
+
+ mov \tmp, #(1<<27)
+ tst \irqnr, \tmp
+ movne \irqnr, #IRQ_IXP23XX_INTA
+1001:
+#endif
+ .endm
diff --git a/include/asm-arm/arch-ixp23xx/hardware.h b/include/asm-arm/arch-ixp23xx/hardware.h
new file mode 100644
index 000000000000..c0010d21a684
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/hardware.h
@@ -0,0 +1,37 @@
+/*
+ * include/asm-arm/arch-ixp23xx/hardware.h
+ *
+ * Copyright (C) 2002-2004 Intel Corporation.
+ * Copyricht (C) 2005 MontaVista Software, Inc.
+ *
+ * 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.
+ *
+ * Hardware definitions for IXP23XX based systems
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+/* PCI IO info */
+#define PCIO_BASE IXP23XX_PCI_IO_VIRT
+#define PCIBIOS_MIN_IO 0x00000000
+#define PCIBIOS_MIN_MEM 0xe0000000
+
+#include "ixp23xx.h"
+
+#define pcibios_assign_all_busses() 0
+
+/*
+ * Platform helper functions
+ */
+#include "platform.h"
+
+/*
+ * Platform-specific headers
+ */
+#include "ixdp2351.h"
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/io.h b/include/asm-arm/arch-ixp23xx/io.h
new file mode 100644
index 000000000000..18415a81ac74
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/io.h
@@ -0,0 +1,54 @@
+/*
+ * include/asm-arm/arch-ixp23xx/io.h
+ *
+ * Original Author: Naeem M Afzal <naeem.m.afzal@intel.com>
+ * Maintainer: Deepak Saxena <dsaxena@plexity.net>
+ *
+ * Copyright (C) 2003-2005 Intel Corp.
+ * Copyright (C) 2005 MontaVista Software, Inc
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_IO_H
+#define __ASM_ARCH_IO_H
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+#define __io(p) ((void __iomem*)((p) + IXP23XX_PCI_IO_VIRT))
+#define __mem_pci(a) (a)
+
+#include <linux/kernel.h> /* For BUG */
+
+static inline void __iomem *
+ixp23xx_ioremap(unsigned long addr, unsigned long size, unsigned long flags)
+{
+ if (addr >= IXP23XX_PCI_MEM_START &&
+ addr <= IXP23XX_PCI_MEM_START + IXP23XX_PCI_MEM_SIZE) {
+ if (addr + size > IXP23XX_PCI_MEM_START + IXP23XX_PCI_MEM_SIZE)
+ return NULL;
+
+ return (void __iomem *)
+ ((addr - IXP23XX_PCI_MEM_START) + IXP23XX_PCI_MEM_VIRT);
+ }
+
+ return __ioremap(addr, size, flags);
+}
+
+static inline void
+ixp23xx_iounmap(void __iomem *addr)
+{
+ if ((((u32)addr) >= IXP23XX_PCI_MEM_VIRT) &&
+ (((u32)addr) < IXP23XX_PCI_MEM_VIRT + IXP23XX_PCI_MEM_SIZE))
+ return;
+
+ __iounmap(addr);
+}
+
+#define __arch_ioremap(a,s,f) ixp23xx_ioremap(a,s,f)
+#define __arch_iounmap(a) ixp23xx_iounmap(a)
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/irqs.h b/include/asm-arm/arch-ixp23xx/irqs.h
new file mode 100644
index 000000000000..e69639585721
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/irqs.h
@@ -0,0 +1,223 @@
+/*
+ * include/asm-arm/arch-ixp23xx/irqs.h
+ *
+ * IRQ definitions for IXP23XX based systems
+ *
+ * Author: Naeem Afzal <naeem.m.afzal@intel.com>
+ *
+ * Copyright (C) 2003-2004 Intel Corporation.
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H
+
+#define NR_IXP23XX_IRQS IRQ_IXP23XX_INTB+1
+#define IRQ_IXP23XX_EXTIRQS NR_IXP23XX_IRQS
+
+
+#define IRQ_IXP23XX_DBG0 0 /* Debug/Execution/MBox */
+#define IRQ_IXP23XX_DBG1 1 /* Debug/Execution/MBox */
+#define IRQ_IXP23XX_NPE_TRG 2 /* npe_trigger */
+#define IRQ_IXP23XX_TIMER1 3 /* Timer[0] */
+#define IRQ_IXP23XX_TIMER2 4 /* Timer[1] */
+#define IRQ_IXP23XX_TIMESTAMP 5 /* Timer[2], Time-stamp */
+#define IRQ_IXP23XX_WDOG 6 /* Time[3], Watchdog Timer */
+#define IRQ_IXP23XX_PCI_DBELL 7 /* PCI Doorbell */
+#define IRQ_IXP23XX_PCI_DMA1 8 /* PCI DMA Channel 1 */
+#define IRQ_IXP23XX_PCI_DMA2 9 /* PCI DMA Channel 2 */
+#define IRQ_IXP23XX_PCI_DMA3 10 /* PCI DMA Channel 3 */
+#define IRQ_IXP23XX_PCI_INT_RPH 11 /* pcxg_pci_int_rph */
+#define IRQ_IXP23XX_CPP_PMU 12 /* xpxg_pm_int_rpl */
+#define IRQ_IXP23XX_SWINT0 13 /* S/W Interrupt0 */
+#define IRQ_IXP23XX_SWINT1 14 /* S/W Interrupt1 */
+#define IRQ_IXP23XX_UART2 15 /* UART1 Interrupt */
+#define IRQ_IXP23XX_UART1 16 /* UART0 Interrupt */
+#define IRQ_IXP23XX_XSI_PMU_ROLLOVER 17 /* AHB Performance M. Unit counter rollover */
+#define IRQ_IXP23XX_XSI_AHB_PM0 18 /* intr_pm_o */
+#define IRQ_IXP23XX_XSI_AHB_ECE0 19 /* intr_ece_o */
+#define IRQ_IXP23XX_XSI_AHB_GASKET 20 /* gas_intr_o */
+#define IRQ_IXP23XX_XSI_CPP 21 /* xsi2cpp_int */
+#define IRQ_IXP23XX_CPP_XSI 22 /* cpp2xsi_int */
+#define IRQ_IXP23XX_ME_ATTN0 23 /* ME_ATTN */
+#define IRQ_IXP23XX_ME_ATTN1 24 /* ME_ATTN */
+#define IRQ_IXP23XX_ME_ATTN2 25 /* ME_ATTN */
+#define IRQ_IXP23XX_ME_ATTN3 26 /* ME_ATTN */
+#define IRQ_IXP23XX_PCI_ERR_RPH 27 /* PCXG_PCI_ERR_RPH */
+#define IRQ_IXP23XX_D0XG_ECC_CORR 28 /* D0XG_DRAM_ECC_CORR */
+#define IRQ_IXP23XX_D0XG_ECC_UNCORR 29 /* D0XG_DRAM_ECC_UNCORR */
+#define IRQ_IXP23XX_SRAM_ERR1 30 /* SRAM1_ERR */
+#define IRQ_IXP23XX_SRAM_ERR0 31 /* SRAM0_ERR */
+#define IRQ_IXP23XX_MEDIA_ERR 32 /* MEDIA_ERR */
+#define IRQ_IXP23XX_STH_DRAM_ECC_MAJ 33 /* STH_DRAM0_ECC_MAJ */
+#define IRQ_IXP23XX_GPIO6 34 /* GPIO0 interrupts */
+#define IRQ_IXP23XX_GPIO7 35 /* GPIO1 interrupts */
+#define IRQ_IXP23XX_GPIO8 36 /* GPIO2 interrupts */
+#define IRQ_IXP23XX_GPIO9 37 /* GPIO3 interrupts */
+#define IRQ_IXP23XX_GPIO10 38 /* GPIO4 interrupts */
+#define IRQ_IXP23XX_GPIO11 39 /* GPIO5 interrupts */
+#define IRQ_IXP23XX_GPIO12 40 /* GPIO6 interrupts */
+#define IRQ_IXP23XX_GPIO13 41 /* GPIO7 interrupts */
+#define IRQ_IXP23XX_GPIO14 42 /* GPIO8 interrupts */
+#define IRQ_IXP23XX_GPIO15 43 /* GPIO9 interrupts */
+#define IRQ_IXP23XX_SHAC_RING0 44 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING1 45 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING2 46 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING3 47 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING4 48 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING5 49 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING6 50 /* SHAC RING Full */
+#define IRQ_IXP23XX_SHAC_RING7 51 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING8 52 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING9 53 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING10 54 /* SHAC Ring Full */
+#define IRQ_IXP23XX_SHAC_RING11 55 /* SHAC Ring Full */
+#define IRQ_IXP23XX_ME_THREAD_A0_ME0 56 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A1_ME0 57 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A2_ME0 58 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A3_ME0 59 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A4_ME0 60 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A5_ME0 61 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A6_ME0 62 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A7_ME0 63 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A8_ME1 64 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A9_ME1 65 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A10_ME1 66 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A11_ME1 67 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A12_ME1 68 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A13_ME1 69 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A14_ME1 70 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A15_ME1 71 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A16_ME2 72 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A17_ME2 73 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A18_ME2 74 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A19_ME2 75 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A20_ME2 76 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A21_ME2 77 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A22_ME2 78 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A23_ME2 79 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A24_ME3 80 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A25_ME3 81 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A26_ME3 82 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A27_ME3 83 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A28_ME3 84 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A29_ME3 85 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A30_ME3 86 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_A31_ME3 87 /* ME_THREAD_A */
+#define IRQ_IXP23XX_ME_THREAD_B0_ME0 88 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B1_ME0 89 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B2_ME0 90 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B3_ME0 91 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B4_ME0 92 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B5_ME0 93 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B6_ME0 94 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B7_ME0 95 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B8_ME1 96 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B9_ME1 97 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B10_ME1 98 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B11_ME1 99 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B12_ME1 100 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B13_ME1 101 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B14_ME1 102 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B15_ME1 103 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B16_ME2 104 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B17_ME2 105 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B18_ME2 106 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B19_ME2 107 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B20_ME2 108 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B21_ME2 109 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B22_ME2 110 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B23_ME2 111 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B24_ME3 112 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B25_ME3 113 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B26_ME3 114 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B27_ME3 115 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B28_ME3 116 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B29_ME3 117 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B30_ME3 118 /* ME_THREAD_B */
+#define IRQ_IXP23XX_ME_THREAD_B31_ME3 119 /* ME_THREAD_B */
+
+#define NUM_IXP23XX_RAW_IRQS 120
+
+#define IRQ_IXP23XX_INTA 120 /* Indirect pcxg_pci_int_rph */
+#define IRQ_IXP23XX_INTB 121 /* Indirect pcxg_pci_int_rph */
+
+#define NR_IXP23XX_IRQ (IRQ_IXP23XX_INTB + 1)
+
+/*
+ * We default to 32 per-board IRQs. Increase this number if you need
+ * more, but keep it realistic.
+ */
+#define NR_IXP23XX_MACH_IRQS 32
+
+#define NR_IRQS NR_IXP23XX_IRQS + NR_IXP23XX_MACH_IRQS
+
+#define IXP23XX_MACH_IRQ(irq) (NR_IXP23XX_IRQ + (irq))
+
+
+/*
+ * IXDP2351-specific interrupts
+ */
+
+/*
+ * External PCI interrupts signaled through INTB
+ *
+ */
+#define IXDP2351_INTB_IRQ_BASE 0
+#define IRQ_IXDP2351_INTA_82546 IXP23XX_MACH_IRQ(0)
+#define IRQ_IXDP2351_INTB_82546 IXP23XX_MACH_IRQ(1)
+#define IRQ_IXDP2351_SPCI_DB_0 IXP23XX_MACH_IRQ(2)
+#define IRQ_IXDP2351_SPCI_DB_1 IXP23XX_MACH_IRQ(3)
+#define IRQ_IXDP2351_SPCI_PMC_INTA IXP23XX_MACH_IRQ(4)
+#define IRQ_IXDP2351_SPCI_PMC_INTB IXP23XX_MACH_IRQ(5)
+#define IRQ_IXDP2351_SPCI_PMC_INTC IXP23XX_MACH_IRQ(6)
+#define IRQ_IXDP2351_SPCI_PMC_INTD IXP23XX_MACH_IRQ(7)
+#define IRQ_IXDP2351_SPCI_FIC IXP23XX_MACH_IRQ(8)
+
+#define IXDP2351_INTB_IRQ_BIT(irq) (irq - IXP23XX_MACH_IRQ(0))
+#define IXDP2351_INTB_IRQ_MASK(irq) (1 << IXDP2351_INTB_IRQ_BIT(irq))
+#define IXDP2351_INTB_IRQ_VALID 0x01FF
+#define IXDP2351_INTB_IRQ_NUM 16
+
+/*
+ * Other external interrupts signaled through INTA
+ */
+#define IXDP2351_INTA_IRQ_BASE 16
+#define IRQ_IXDP2351_IPMI_FROM IXP23XX_MACH_IRQ(16)
+#define IRQ_IXDP2351_125US IXP23XX_MACH_IRQ(17)
+#define IRQ_IXDP2351_DB_0_ADD IXP23XX_MACH_IRQ(18)
+#define IRQ_IXDP2351_DB_1_ADD IXP23XX_MACH_IRQ(19)
+#define IRQ_IXDP2351_DEBUG1 IXP23XX_MACH_IRQ(20)
+#define IRQ_IXDP2351_ADD_UART IXP23XX_MACH_IRQ(21)
+#define IRQ_IXDP2351_FIC_ADD IXP23XX_MACH_IRQ(24)
+#define IRQ_IXDP2351_CS8900 IXP23XX_MACH_IRQ(25)
+#define IRQ_IXDP2351_BBSRAM IXP23XX_MACH_IRQ(26)
+#define IRQ_IXDP2351_CONFIG_MEDIA IXP23XX_MACH_IRQ(27)
+#define IRQ_IXDP2351_CLOCK_REF IXP23XX_MACH_IRQ(28)
+#define IRQ_IXDP2351_A10_NP IXP23XX_MACH_IRQ(29)
+#define IRQ_IXDP2351_A11_NP IXP23XX_MACH_IRQ(30)
+#define IRQ_IXDP2351_DEBUG_NP IXP23XX_MACH_IRQ(31)
+
+#define IXDP2351_INTA_IRQ_BIT(irq) (irq - IXP23XX_MACH_IRQ(16))
+#define IXDP2351_INTA_IRQ_MASK(irq) (1 << IXDP2351_INTA_IRQ_BIT(irq))
+#define IXDP2351_INTA_IRQ_VALID 0xFF3F
+#define IXDP2351_INTA_IRQ_NUM 16
+
+
+/*
+ * ADI RoadRunner IRQs
+ */
+#define IRQ_ROADRUNNER_PCI_INTA IRQ_IXP23XX_INTA
+#define IRQ_ROADRUNNER_PCI_INTB IRQ_IXP23XX_INTB
+#define IRQ_ROADRUNNER_PCI_INTC IRQ_IXP23XX_GPIO11
+#define IRQ_ROADRUNNER_PCI_INTD IRQ_IXP23XX_GPIO12
+
+/*
+ * Put new board definitions here
+ */
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/ixdp2351.h b/include/asm-arm/arch-ixp23xx/ixdp2351.h
new file mode 100644
index 000000000000..4a24f8f15655
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/ixdp2351.h
@@ -0,0 +1,89 @@
+/*
+ * include/asm-arm/arch-ixp23xx/ixdp2351.h
+ *
+ * Register and other defines for IXDP2351
+ *
+ * Copyright (c) 2002-2004 Intel Corp.
+ * Copytight (c) 2005 MontaVista Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#ifndef __ASM_ARCH_IXDP2351_H
+#define __ASM_ARCH_IXDP2351_H
+
+/*
+ * NP module memory map
+ */
+#define IXDP2351_NP_PHYS_BASE (IXP23XX_EXP_BUS_CS4_BASE)
+#define IXDP2351_NP_PHYS_SIZE 0x00100000
+#define IXDP2351_NP_VIRT_BASE 0xeff00000
+
+#define IXDP2351_VIRT_CS8900_BASE (IXDP2351_NP_VIRT_BASE)
+#define IXDP2351_VIRT_CS8900_END (IXDP2351_VIRT_CS8900_BASE + 16)
+
+#define IXDP2351_VIRT_NP_CPLD_BASE (IXP23XX_EXP_BUS_CS4_BASE_VIRT + 0x00010000)
+
+#define IXDP2351_NP_CPLD_REG(reg) ((volatile u16 *)(IXDP2351_VIRT_NP_CPLD_BASE + reg))
+
+#define IXDP2351_NP_CPLD_RESET1_REG IXDP2351_NP_CPLD_REG(0x00)
+#define IXDP2351_NP_CPLD_LED_REG IXDP2351_NP_CPLD_REG(0x02)
+#define IXDP2351_NP_CPLD_VERSION_REG IXDP2351_NP_CPLD_REG(0x04)
+
+/*
+ * Base board module memory map
+ */
+
+#define IXDP2351_BB_BASE_PHYS (IXP23XX_EXP_BUS_CS5_BASE)
+#define IXDP2351_BB_SIZE 0x01000000
+#define IXDP2351_BB_BASE_VIRT (0xee000000)
+
+#define IXDP2351_BB_AREA_BASE(offset) (IXDP2351_BB_BASE_VIRT + offset)
+
+#define IXDP2351_VIRT_NVRAM_BASE IXDP2351_BB_AREA_BASE(0x0)
+#define IXDP2351_NVRAM_SIZE (0x20000)
+
+#define IXDP2351_VIRT_MB_IXF1104_BASE IXDP3251_BB_AREA_BASE(0x00020000)
+#define IXDP2351_VIRT_ADD_UART_BASE IXDP2351_BB_AREA_BASE(0x000240C0)
+#define IXDP2351_VIRT_FIC_BASE IXDP2351_BB_AREA_BASE(0x00200000)
+#define IXDP2351_VIRT_DB0_BASE IXDP2351_BB_AREA_BASE(0x00400000)
+#define IXDP2351_VIRT_DB1_BASE IXDP2351_BB_AREA_BASE(0x00600000)
+#define IXDP2351_VIRT_CPLD_BASE IXDP2351_BB_AREA_BASE(0x00024000)
+
+/*
+ * On board CPLD registers
+ */
+#define IXDP2351_CPLD_BB_REG(reg) ((volatile u16 *)(IXDP2351_VIRT_CPLD_BASE + reg))
+
+#define IXDP2351_CPLD_RESET0_REG IXDP2351_CPLD_BB_REG(0x00)
+#define IXDP2351_CPLD_RESET1_REG IXDP2351_CPLD_BB_REG(0x04)
+
+#define IXDP2351_CPLD_RESET1_MAGIC 0x55AA
+#define IXDP2351_CPLD_RESET1_ENABLE 0x8000
+
+#define IXDP2351_CPLD_FPGA_CONFIG_REG IXDP2351_CPLD_BB_REG(0x08)
+#define IXDP2351_CPLD_INTB_MASK_SET_REG IXDP2351_CPLD_BB_REG(0x10)
+#define IXDP2351_CPLD_INTA_MASK_SET_REG IXDP2351_CPLD_BB_REG(0x14)
+#define IXDP2351_CPLD_INTB_STAT_REG IXDP2351_CPLD_BB_REG(0x18)
+#define IXDP2351_CPLD_INTA_STAT_REG IXDP2351_CPLD_BB_REG(0x1C)
+#define IXDP2351_CPLD_INTB_RAW_REG IXDP2351_CPLD_BB_REG(0x20) /* read */
+#define IXDP2351_CPLD_INTA_RAW_REG IXDP2351_CPLD_BB_REG(0x24) /* read */
+#define IXDP2351_CPLD_INTB_MASK_CLR_REG IXDP2351_CPLD_INTB_RAW_REG /* write */
+#define IXDP2351_CPLD_INTA_MASK_CLR_REG IXDP2351_CPLD_INTA_RAW_REG /* write */
+#define IXDP2351_CPLD_INTB_SIM_REG IXDP2351_CPLD_BB_REG(0x28)
+#define IXDP2351_CPLD_INTA_SIM_REG IXDP2351_CPLD_BB_REG(0x2C)
+ /* Interrupt bits are defined in irqs.h */
+#define IXDP2351_CPLD_BB_GBE0_REG IXDP2351_CPLD_BB_REG(0x30)
+#define IXDP2351_CPLD_BB_GBE1_REG IXDP2351_CPLD_BB_REG(0x34)
+
+/* #define IXDP2351_CPLD_BB_MISC_REG IXDP2351_CPLD_REG(0x1C) */
+/* #define IXDP2351_CPLD_BB_MISC_REV_MASK 0xFF */
+/* #define IXDP2351_CPLD_BB_GDXCS0_REG IXDP2351_CPLD_REG(0x24) */
+/* #define IXDP2351_CPLD_BB_GDXCS1_REG IXDP2351_CPLD_REG(0x28) */
+/* #define IXDP2351_CPLD_BB_CLOCK_REG IXDP2351_CPLD_REG(0x04) */
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/ixp23xx.h b/include/asm-arm/arch-ixp23xx/ixp23xx.h
new file mode 100644
index 000000000000..e49e1ca61b1a
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/ixp23xx.h
@@ -0,0 +1,306 @@
+/*
+ * include/asm-arm/arch-ixp23xx/ixp23xx.h
+ *
+ * Register definitions for IXP23XX
+ *
+ * Copyright (C) 2003-2005 Intel Corporation.
+ * Copyright (C) 2005 MontaVista Software, Inc.
+ *
+ * Maintainer: Deepak Saxena <dsaxena@plexity.net>
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_IXP23XX_H
+#define __ASM_ARCH_IXP23XX_H
+
+/*
+ * IXP2300 linux memory map:
+ *
+ * virt phys size
+ * fffd0000 a0000000 64K XSI2CPP_CSR
+ * fffc0000 c4000000 4K EXP_CFG
+ * fff00000 c8000000 64K PERIPHERAL
+ * fe000000 1c0000000 16M CAP_CSR
+ * fd000000 1c8000000 16M MSF_CSR
+ * fb000000 16M ---
+ * fa000000 1d8000000 32M PCI_IO
+ * f8000000 1da000000 32M PCI_CFG
+ * f6000000 1de000000 32M PCI_CREG
+ * f4000000 32M ---
+ * f0000000 1e0000000 64M PCI_MEM
+ * e[c-f]000000 per-platform mappings
+ */
+
+
+/****************************************************************************
+ * Static mappings.
+ ****************************************************************************/
+#define IXP23XX_XSI2CPP_CSR_PHYS 0xa0000000
+#define IXP23XX_XSI2CPP_CSR_VIRT 0xfffd0000
+#define IXP23XX_XSI2CPP_CSR_SIZE 0x00010000
+
+#define IXP23XX_EXP_CFG_PHYS 0xc4000000
+#define IXP23XX_EXP_CFG_VIRT 0xfffc0000
+#define IXP23XX_EXP_CFG_SIZE 0x00001000
+
+#define IXP23XX_PERIPHERAL_PHYS 0xc8000000
+#define IXP23XX_PERIPHERAL_VIRT 0xfff00000
+#define IXP23XX_PERIPHERAL_SIZE 0x00010000
+
+#define IXP23XX_CAP_CSR_PHYS 0x1c0000000ULL
+#define IXP23XX_CAP_CSR_VIRT 0xfe000000
+#define IXP23XX_CAP_CSR_SIZE 0x01000000
+
+#define IXP23XX_MSF_CSR_PHYS 0x1c8000000ULL
+#define IXP23XX_MSF_CSR_VIRT 0xfd000000
+#define IXP23XX_MSF_CSR_SIZE 0x01000000
+
+#define IXP23XX_PCI_IO_PHYS 0x1d8000000ULL
+#define IXP23XX_PCI_IO_VIRT 0xfa000000
+#define IXP23XX_PCI_IO_SIZE 0x02000000
+
+#define IXP23XX_PCI_CFG_PHYS 0x1da000000ULL
+#define IXP23XX_PCI_CFG_VIRT 0xf8000000
+#define IXP23XX_PCI_CFG_SIZE 0x02000000
+#define IXP23XX_PCI_CFG0_VIRT IXP23XX_PCI_CFG_VIRT
+#define IXP23XX_PCI_CFG1_VIRT (IXP23XX_PCI_CFG_VIRT + 0x01000000)
+
+#define IXP23XX_PCI_CREG_PHYS 0x1de000000ULL
+#define IXP23XX_PCI_CREG_VIRT 0xf6000000
+#define IXP23XX_PCI_CREG_SIZE 0x02000000
+#define IXP23XX_PCI_CSR_VIRT (IXP23XX_PCI_CREG_VIRT + 0x01000000)
+
+#define IXP23XX_PCI_MEM_START 0xe0000000
+#define IXP23XX_PCI_MEM_PHYS 0x1e0000000ULL
+#define IXP23XX_PCI_MEM_VIRT 0xf0000000
+#define IXP23XX_PCI_MEM_SIZE 0x04000000
+
+
+/****************************************************************************
+ * XSI2CPP CSRs.
+ ****************************************************************************/
+#define IXP23XX_XSI2CPP_REG(x) ((volatile unsigned long *)(IXP23XX_XSI2CPP_CSR_VIRT + (x)))
+#define IXP23XX_CPP2XSI_CURR_XFER_REG3 IXP23XX_XSI2CPP_REG(0xf8)
+#define IXP23XX_CPP2XSI_ADDR_31 (1 << 19)
+#define IXP23XX_CPP2XSI_PSH_OFF (1 << 20)
+#define IXP23XX_CPP2XSI_COH_OFF (1 << 21)
+
+
+/****************************************************************************
+ * Expansion Bus Config.
+ ****************************************************************************/
+#define IXP23XX_EXP_CFG_REG(x) ((volatile unsigned long *)(IXP23XX_EXP_CFG_VIRT + (x)))
+#define IXP23XX_EXP_CS0 IXP23XX_EXP_CFG_REG(0x00)
+#define IXP23XX_EXP_CS1 IXP23XX_EXP_CFG_REG(0x04)
+#define IXP23XX_EXP_CS2 IXP23XX_EXP_CFG_REG(0x08)
+#define IXP23XX_EXP_CS3 IXP23XX_EXP_CFG_REG(0x0c)
+#define IXP23XX_EXP_CS4 IXP23XX_EXP_CFG_REG(0x10)
+#define IXP23XX_EXP_CS5 IXP23XX_EXP_CFG_REG(0x14)
+#define IXP23XX_EXP_CS6 IXP23XX_EXP_CFG_REG(0x18)
+#define IXP23XX_EXP_CS7 IXP23XX_EXP_CFG_REG(0x1c)
+#define IXP23XX_FLASH_WRITABLE (0x2)
+#define IXP23XX_FLASH_BUS8 (0x1)
+
+#define IXP23XX_EXP_CFG0 IXP23XX_EXP_CFG_REG(0x20)
+#define IXP23XX_EXP_CFG1 IXP23XX_EXP_CFG_REG(0x24)
+#define IXP23XX_EXP_CFG0_MEM_MAP (1 << 31)
+#define IXP23XX_EXP_CFG0_XSCALE_SPEED_SEL (3 << 22)
+#define IXP23XX_EXP_CFG0_XSCALE_SPEED_EN (1 << 21)
+#define IXP23XX_EXP_CFG0_CPP_SPEED_SEL (3 << 19)
+#define IXP23XX_EXP_CFG0_CPP_SPEED_EN (1 << 18)
+#define IXP23XX_EXP_CFG0_PCI_SWIN (3 << 16)
+#define IXP23XX_EXP_CFG0_PCI_DWIN (3 << 14)
+#define IXP23XX_EXP_CFG0_PCI33_MODE (1 << 13)
+#define IXP23XX_EXP_CFG0_QDR_SPEED_SEL (1 << 12)
+#define IXP23XX_EXP_CFG0_CPP_DIV_SEL (1 << 5)
+#define IXP23XX_EXP_CFG0_XSI_NOT_PRES (1 << 4)
+#define IXP23XX_EXP_CFG0_PROM_BOOT (1 << 3)
+#define IXP23XX_EXP_CFG0_PCI_ARB (1 << 2)
+#define IXP23XX_EXP_CFG0_PCI_HOST (1 << 1)
+#define IXP23XX_EXP_CFG0_FLASH_WIDTH (1 << 0)
+
+#define IXP23XX_EXP_UNIT_FUSE IXP23XX_EXP_CFG_REG(0x28)
+#define IXP23XX_EXP_MSF_MUX IXP23XX_EXP_CFG_REG(0x30)
+
+#define IXP23XX_EXP_BUS_PHYS 0x90000000
+#define IXP23XX_EXP_BUS_WINDOW_SIZE 0x01000000
+
+#define IXP23XX_EXP_BUS_CS0_BASE (IXP23XX_EXP_BUS_PHYS + 0x00000000)
+#define IXP23XX_EXP_BUS_CS1_BASE (IXP23XX_EXP_BUS_PHYS + 0x01000000)
+#define IXP23XX_EXP_BUS_CS2_BASE (IXP23XX_EXP_BUS_PHYS + 0x02000000)
+#define IXP23XX_EXP_BUS_CS3_BASE (IXP23XX_EXP_BUS_PHYS + 0x03000000)
+#define IXP23XX_EXP_BUS_CS4_BASE (IXP23XX_EXP_BUS_PHYS + 0x04000000)
+#define IXP23XX_EXP_BUS_CS5_BASE (IXP23XX_EXP_BUS_PHYS + 0x05000000)
+#define IXP23XX_EXP_BUS_CS6_BASE (IXP23XX_EXP_BUS_PHYS + 0x06000000)
+#define IXP23XX_EXP_BUS_CS7_BASE (IXP23XX_EXP_BUS_PHYS + 0x07000000)
+
+
+/****************************************************************************
+ * Peripherals.
+ ****************************************************************************/
+#define IXP23XX_UART1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x0000)
+#define IXP23XX_UART2_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x1000)
+#define IXP23XX_PMU_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x2000)
+#define IXP23XX_INTC_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x3000)
+#define IXP23XX_GPIO_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x4000)
+#define IXP23XX_TIMER_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x5000)
+#define IXP23XX_NPE0_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x6000)
+#define IXP23XX_DSR_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x7000)
+#define IXP23XX_NPE1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x8000)
+#define IXP23XX_ETH0_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x9000)
+#define IXP23XX_ETH1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xA000)
+#define IXP23XX_GIG0_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xB000)
+#define IXP23XX_GIG1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xC000)
+#define IXP23XX_DDRS_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xD000)
+
+#define IXP23XX_UART1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x0000)
+#define IXP23XX_UART2_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x1000)
+#define IXP23XX_PMU_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x2000)
+#define IXP23XX_INTC_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x3000)
+#define IXP23XX_GPIO_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x4000)
+#define IXP23XX_TIMER_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x5000)
+#define IXP23XX_NPE0_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x6000)
+#define IXP23XX_DSR_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x7000)
+#define IXP23XX_NPE1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x8000)
+#define IXP23XX_ETH0_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x9000)
+#define IXP23XX_ETH1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xA000)
+#define IXP23XX_GIG0_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xB000)
+#define IXP23XX_GIG1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xC000)
+#define IXP23XX_DDRS_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xD000)
+
+
+/****************************************************************************
+ * Interrupt controller.
+ ****************************************************************************/
+#define IXP23XX_INTC_REG(x) ((volatile unsigned long *)(IXP23XX_INTC_VIRT + (x)))
+#define IXP23XX_INTR_ST1 IXP23XX_INTC_REG(0x00)
+#define IXP23XX_INTR_ST2 IXP23XX_INTC_REG(0x04)
+#define IXP23XX_INTR_ST3 IXP23XX_INTC_REG(0x08)
+#define IXP23XX_INTR_ST4 IXP23XX_INTC_REG(0x0c)
+#define IXP23XX_INTR_EN1 IXP23XX_INTC_REG(0x10)
+#define IXP23XX_INTR_EN2 IXP23XX_INTC_REG(0x14)
+#define IXP23XX_INTR_EN3 IXP23XX_INTC_REG(0x18)
+#define IXP23XX_INTR_EN4 IXP23XX_INTC_REG(0x1c)
+#define IXP23XX_INTR_SEL1 IXP23XX_INTC_REG(0x20)
+#define IXP23XX_INTR_SEL2 IXP23XX_INTC_REG(0x24)
+#define IXP23XX_INTR_SEL3 IXP23XX_INTC_REG(0x28)
+#define IXP23XX_INTR_SEL4 IXP23XX_INTC_REG(0x2c)
+#define IXP23XX_INTR_IRQ_ST1 IXP23XX_INTC_REG(0x30)
+#define IXP23XX_INTR_IRQ_ST2 IXP23XX_INTC_REG(0x34)
+#define IXP23XX_INTR_IRQ_ST3 IXP23XX_INTC_REG(0x38)
+#define IXP23XX_INTR_IRQ_ST4 IXP23XX_INTC_REG(0x3c)
+#define IXP23XX_INTR_IRQ_ENC_ST_OFFSET 0x54
+
+
+/****************************************************************************
+ * GPIO.
+ ****************************************************************************/
+#define IXP23XX_GPIO_REG(x) ((volatile unsigned long *)(IXP23XX_GPIO_VIRT + (x)))
+#define IXP23XX_GPIO_GPOUTR IXP23XX_GPIO_REG(0x00)
+#define IXP23XX_GPIO_GPOER IXP23XX_GPIO_REG(0x04)
+#define IXP23XX_GPIO_GPINR IXP23XX_GPIO_REG(0x08)
+#define IXP23XX_GPIO_GPISR IXP23XX_GPIO_REG(0x0c)
+#define IXP23XX_GPIO_GPIT1R IXP23XX_GPIO_REG(0x10)
+#define IXP23XX_GPIO_GPIT2R IXP23XX_GPIO_REG(0x14)
+#define IXP23XX_GPIO_GPCLKR IXP23XX_GPIO_REG(0x18)
+#define IXP23XX_GPIO_GPDBSELR IXP23XX_GPIO_REG(0x1c)
+
+#define IXP23XX_GPIO_STYLE_MASK 0x7
+#define IXP23XX_GPIO_STYLE_ACTIVE_HIGH 0x0
+#define IXP23XX_GPIO_STYLE_ACTIVE_LOW 0x1
+#define IXP23XX_GPIO_STYLE_RISING_EDGE 0x2
+#define IXP23XX_GPIO_STYLE_FALLING_EDGE 0x3
+#define IXP23XX_GPIO_STYLE_TRANSITIONAL 0x4
+
+#define IXP23XX_GPIO_STYLE_SIZE 3
+
+
+/****************************************************************************
+ * Timer.
+ ****************************************************************************/
+#define IXP23XX_TIMER_REG(x) ((volatile unsigned long *)(IXP23XX_TIMER_VIRT + (x)))
+#define IXP23XX_TIMER_CONT IXP23XX_TIMER_REG(0x00)
+#define IXP23XX_TIMER1_TIMESTAMP IXP23XX_TIMER_REG(0x04)
+#define IXP23XX_TIMER1_RELOAD IXP23XX_TIMER_REG(0x08)
+#define IXP23XX_TIMER2_TIMESTAMP IXP23XX_TIMER_REG(0x0c)
+#define IXP23XX_TIMER2_RELOAD IXP23XX_TIMER_REG(0x10)
+#define IXP23XX_TIMER_WDOG IXP23XX_TIMER_REG(0x14)
+#define IXP23XX_TIMER_WDOG_EN IXP23XX_TIMER_REG(0x18)
+#define IXP23XX_TIMER_WDOG_KEY IXP23XX_TIMER_REG(0x1c)
+#define IXP23XX_TIMER_WDOG_KEY_MAGIC 0x482e
+#define IXP23XX_TIMER_STATUS IXP23XX_TIMER_REG(0x20)
+#define IXP23XX_TIMER_SOFT_RESET IXP23XX_TIMER_REG(0x24)
+#define IXP23XX_TIMER_SOFT_RESET_EN IXP23XX_TIMER_REG(0x28)
+
+#define IXP23XX_TIMER_ENABLE (1 << 0)
+#define IXP23XX_TIMER_ONE_SHOT (1 << 1)
+/* Low order bits of reload value ignored */
+#define IXP23XX_TIMER_RELOAD_MASK (0x3)
+#define IXP23XX_TIMER_DISABLED (0x0)
+#define IXP23XX_TIMER1_INT_PEND (1 << 0)
+#define IXP23XX_TIMER2_INT_PEND (1 << 1)
+#define IXP23XX_TIMER_STATUS_TS_PEND (1 << 2)
+#define IXP23XX_TIMER_STATUS_WDOG_PEND (1 << 3)
+#define IXP23XX_TIMER_STATUS_WARM_RESET (1 << 4)
+
+
+/****************************************************************************
+ * CAP CSRs.
+ ****************************************************************************/
+#define IXP23XX_GLOBAL_REG(x) ((volatile unsigned long *)(IXP23XX_CAP_CSR_VIRT + 0x4a00 + (x)))
+#define IXP23XX_PROD_IDG IXP23XX_GLOBAL_REG(0x00)
+#define IXP23XX_MISC_CONTROL IXP23XX_GLOBAL_REG(0x04)
+#define IXP23XX_MSF_CLK_CNTRL IXP23XX_GLOBAL_REG(0x08)
+#define IXP23XX_RESET0 IXP23XX_GLOBAL_REG(0x0c)
+#define IXP23XX_RESET1 IXP23XX_GLOBAL_REG(0x10)
+#define IXP23XX_STRAP_OPTIONS IXP23XX_GLOBAL_REG(0x18)
+
+#define IXP23XX_ENABLE_WATCHDOG (1 << 24)
+#define IXP23XX_SHPC_INIT_COMP (1 << 21)
+#define IXP23XX_RST_ALL (1 << 16)
+#define IXP23XX_RESET_PCI (1 << 2)
+#define IXP23XX_PCI_UNIT_RESET (1 << 1)
+#define IXP23XX_XSCALE_RESET (1 << 0)
+
+
+/****************************************************************************
+ * PCI CSRs.
+ ****************************************************************************/
+#define IXP23XX_PCI_CREG(x) ((volatile unsigned long *)(IXP23XX_PCI_CREG_VIRT + (x)))
+#define IXP23XX_PCI_CMDSTAT IXP23XX_PCI_CREG(0x04)
+#define IXP23XX_PCI_SRAM_BAR IXP23XX_PCI_CREG(0x14)
+#define IXP23XX_PCI_SDRAM_BAR IXP23XX_PCI_CREG(0x18)
+
+
+#define IXP23XX_PCI_CSR(x) ((volatile unsigned long *)(IXP23XX_PCI_CREG_VIRT + 0x01000000 + (x)))
+#define IXP23XX_PCI_OUT_INT_STATUS IXP23XX_PCI_CSR(0x0030)
+#define IXP23XX_PCI_OUT_INT_MASK IXP23XX_PCI_CSR(0x0034)
+#define IXP23XX_PCI_SRAM_BASE_ADDR_MASK IXP23XX_PCI_CSR(0x00fc)
+#define IXP23XX_PCI_DRAM_BASE_ADDR_MASK IXP23XX_PCI_CSR(0x0100)
+#define IXP23XX_PCI_CONTROL IXP23XX_PCI_CSR(0x013c)
+#define IXP23XX_PCI_ADDR_EXT IXP23XX_PCI_CSR(0x0140)
+#define IXP23XX_PCI_ME_PUSH_STATUS IXP23XX_PCI_CSR(0x0148)
+#define IXP23XX_PCI_ME_PUSH_EN IXP23XX_PCI_CSR(0x014c)
+#define IXP23XX_PCI_ERR_STATUS IXP23XX_PCI_CSR(0x0150)
+#define IXP23XX_PCI_ERROR_STATUS IXP23XX_PCI_CSR(0x0150)
+#define IXP23XX_PCI_ERR_ENABLE IXP23XX_PCI_CSR(0x0154)
+#define IXP23XX_PCI_XSCALE_INT_STATUS IXP23XX_PCI_CSR(0x0158)
+#define IXP23XX_PCI_XSCALE_INT_ENABLE IXP23XX_PCI_CSR(0x015c)
+#define IXP23XX_PCI_CPP_ADDR_BITS IXP23XX_PCI_CSR(0x0160)
+
+
+#ifndef __ASSEMBLY__
+/*
+ * Is system memory on the XSI or CPP bus?
+ */
+static inline unsigned ixp23xx_cpp_boot(void)
+{
+ return (*IXP23XX_EXP_CFG0 & IXP23XX_EXP_CFG0_XSI_NOT_PRES);
+}
+#endif
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/memory.h b/include/asm-arm/arch-ixp23xx/memory.h
new file mode 100644
index 000000000000..bebcf0aa0d72
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/memory.h
@@ -0,0 +1,46 @@
+/*
+ * include/asm-arm/arch-ixp23xx/memory.h
+ *
+ * Copyright (c) 2003-2004 Intel Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+#include <asm/hardware.h>
+
+/*
+ * Physical DRAM offset.
+ */
+#define PHYS_OFFSET (0x00000000)
+
+
+/*
+ * Virtual view <-> DMA view memory address translations
+ * virt_to_bus: Used to translate the virtual address to an
+ * address suitable to be passed to set_dma_addr
+ * bus_to_virt: Used to convert an address for DMA operations
+ * to an address that the kernel can use.
+ */
+#ifndef __ASSEMBLY__
+
+#define __virt_to_bus(v) \
+ ({ unsigned int ret; \
+ ret = ((__virt_to_phys(v) - 0x00000000) + \
+ (*((volatile int *)IXP23XX_PCI_SDRAM_BAR) & 0xfffffff0)); \
+ ret; })
+
+#define __bus_to_virt(b) \
+ ({ unsigned int data; \
+ data = *((volatile int *)IXP23XX_PCI_SDRAM_BAR); \
+ __phys_to_virt((((b - (data & 0xfffffff0)) + 0x00000000))); })
+
+#endif
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/platform.h b/include/asm-arm/arch-ixp23xx/platform.h
new file mode 100644
index 000000000000..f85b4685a491
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/platform.h
@@ -0,0 +1,31 @@
+/*
+ * include/asm-arm/arch-ixp23xx/platform.h
+ *
+ * Various bits of code used by platform-level code.
+ *
+ * Author: Deepak Saxena <dsaxena@plexity.net>
+ *
+ * Copyright 2005 (c) MontaVista Software, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __ASSEMBLY__
+
+struct pci_sys_data;
+
+void ixp23xx_map_io(void);
+void ixp23xx_init_irq(void);
+void ixp23xx_sys_init(void);
+int ixp23xx_pci_setup(int, struct pci_sys_data *);
+void ixp23xx_pci_preinit(void);
+struct pci_bus *ixp23xx_pci_scan_bus(int, struct pci_sys_data*);
+
+extern struct sys_timer ixp23xx_timer;
+
+#define IXP23XX_UART_XTAL 14745600
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/system.h b/include/asm-arm/arch-ixp23xx/system.h
new file mode 100644
index 000000000000..925e6b0c338b
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/system.h
@@ -0,0 +1,33 @@
+/*
+ * include/asm-arm/arch-ixp23xx/system.h
+ *
+ * Copyright (C) 2003 Intel Corporation.
+ *
+ * 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 <asm/hardware.h>
+#include <asm/mach-types.h>
+
+static inline void arch_idle(void)
+{
+#if 0
+ if (!hlt_counter)
+ cpu_do_idle();
+#endif
+}
+
+static inline void arch_reset(char mode)
+{
+ /* First try machine specific support */
+ if (machine_is_ixdp2351()) {
+ *IXDP2351_CPLD_RESET1_REG = IXDP2351_CPLD_RESET1_MAGIC;
+ (void) *IXDP2351_CPLD_RESET1_REG;
+ *IXDP2351_CPLD_RESET1_REG = IXDP2351_CPLD_RESET1_ENABLE;
+ }
+
+ /* Use on-chip reset capability */
+ *IXP23XX_RESET0 |= IXP23XX_RST_ALL;
+}
diff --git a/include/asm-arm/arch-ixp23xx/time.h b/include/asm-arm/arch-ixp23xx/time.h
new file mode 100644
index 000000000000..f6828fdd2883
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/time.h
@@ -0,0 +1,3 @@
+/*
+ * include/asm-arm/arch-ixp23xx/time.h
+ */
diff --git a/include/asm-arm/arch-ixp23xx/timex.h b/include/asm-arm/arch-ixp23xx/timex.h
new file mode 100644
index 000000000000..516f72fe6082
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/timex.h
@@ -0,0 +1,7 @@
+/*
+ * include/asm-arm/arch-ixp23xx/timex.h
+ *
+ * XScale architecture timex specifications
+ */
+
+#define CLOCK_TICK_RATE 75000000
diff --git a/include/asm-arm/arch-ixp23xx/uncompress.h b/include/asm-arm/arch-ixp23xx/uncompress.h
new file mode 100644
index 000000000000..62623fa9b2f7
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/uncompress.h
@@ -0,0 +1,45 @@
+/*
+ * include/asm-arm/arch-ixp23xx/uncompress.h
+ *
+ * Copyright (C) 2002-2004 Intel Corporation.
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_UNCOMPRESS_H
+#define __ASM_ARCH_UNCOMPRESS_H
+
+#include <asm/hardware.h>
+#include <linux/serial_reg.h>
+
+#define UART_BASE ((volatile u32 *)IXP23XX_UART1_PHYS)
+
+static __inline__ void putc(char c)
+{
+ int j;
+
+ for (j = 0; j < 0x1000; j++) {
+ if (UART_BASE[UART_LSR] & UART_LSR_THRE)
+ break;
+ }
+
+ UART_BASE[UART_TX] = c;
+}
+
+static void putstr(const char *s)
+{
+ while (*s) {
+ putc(*s);
+ if (*s == '\n')
+ putc('\r');
+ s++;
+ }
+}
+
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
+
+
+#endif
diff --git a/include/asm-arm/arch-ixp23xx/vmalloc.h b/include/asm-arm/arch-ixp23xx/vmalloc.h
new file mode 100644
index 000000000000..9f2566658541
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/vmalloc.h
@@ -0,0 +1,10 @@
+/*
+ * include/asm-arm/arch-ixp23xx/vmalloc.h
+ *
+ * Copyright (c) 2005 MontaVista Software, Inc.
+ *
+ * NPU mappings end at 0xf0000000 and we allocate 64MB for board
+ * specific static I/O.
+ */
+
+#define VMALLOC_END (0xec000000)
diff --git a/include/asm-arm/arch-ixp4xx/uncompress.h b/include/asm-arm/arch-ixp4xx/uncompress.h
index 960c35810a22..09ae6c91be60 100644
--- a/include/asm-arm/arch-ixp4xx/uncompress.h
+++ b/include/asm-arm/arch-ixp4xx/uncompress.h
@@ -21,26 +21,18 @@
static volatile u32* uart_base;
-static __inline__ void putc(char c)
+static inline void putc(int c)
{
/* Check THRE and TEMT bits before we transmit the character.
*/
- while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE);
+ while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
+ barrier();
+
*uart_base = c;
}
-/*
- * This does not append a newline
- */
-static void putstr(const char *s)
+static void flush(void)
{
- while (*s)
- {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
static __inline__ void __arch_decomp_setup(unsigned long arch_id)
diff --git a/include/asm-arm/arch-l7200/uncompress.h b/include/asm-arm/arch-l7200/uncompress.h
index 1caa2b560f53..9fcd40aee3e3 100644
--- a/include/asm-arm/arch-l7200/uncompress.h
+++ b/include/asm-arm/arch-l7200/uncompress.h
@@ -16,22 +16,17 @@
#define __raw_writeb(v,p) (*(volatile unsigned char *)(p) = (v))
#define __raw_readb(p) (*(volatile unsigned char *)(p))
-static __inline__ void putc(char c)
+static inline void putc(int c)
{
while(__raw_readb(IO_UART + 0x18) & 0x20 ||
- __raw_readb(IO_UART + 0x18) & 0x08);
+ __raw_readb(IO_UART + 0x18) & 0x08)
+ barrier();
+
__raw_writeb(c, IO_UART + 0x00);
}
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- if (*s == 10) { /* If a LF, add CR */
- putc(10);
- putc(13);
- }
- putc(*(s++));
- }
}
static __inline__ void arch_decomp_setup(void)
diff --git a/include/asm-arm/arch-lh7a40x/uncompress.h b/include/asm-arm/arch-lh7a40x/uncompress.h
index ec8ab67122f3..f8053346f608 100644
--- a/include/asm-arm/arch-lh7a40x/uncompress.h
+++ b/include/asm-arm/arch-lh7a40x/uncompress.h
@@ -22,20 +22,15 @@
#define UART_STATUS (*(volatile unsigned long*) (UART2_PHYS + UART_R_STATUS))
#define UART_DATA (*(volatile unsigned long*) (UART2_PHYS + UART_R_DATA))
-static __inline__ void putc (char ch)
+static inline void putc(int ch)
{
while (UART_STATUS & nTxRdy)
- ;
+ barrier();
UART_DATA = ch;
}
-static void putstr (const char* sz)
+static inline void flush(void)
{
- for (; *sz; ++sz) {
- putc (*sz);
- if (*sz == '\n')
- putc ('\r');
- }
}
/* NULL functions; we don't presently need them */
diff --git a/include/asm-arm/arch-omap/uncompress.h b/include/asm-arm/arch-omap/uncompress.h
index c718264affbd..ca2c8bec82e7 100644
--- a/include/asm-arm/arch-omap/uncompress.h
+++ b/include/asm-arm/arch-omap/uncompress.h
@@ -30,8 +30,7 @@ unsigned int system_rev;
#define check_port(base, shift) ((base[UART_OMAP_MDR1 << shift] & 7) == 0)
#define omap_get_id() ((*(volatile unsigned int *)(0xfffed404)) >> 12) & ID_MASK
-static void
-putstr(const char *s)
+static void putc(int c)
{
volatile u8 * uart = 0;
int shift = 2;
@@ -69,16 +68,13 @@ putstr(const char *s)
/*
* Now, xmit each character
*/
- while (*s) {
- while (!(uart[UART_LSR << shift] & UART_LSR_THRE))
- barrier();
- uart[UART_TX << shift] = *s;
- if (*s++ == '\n') {
- while (!(uart[UART_LSR << shift] & UART_LSR_THRE))
- barrier();
- uart[UART_TX << shift] = '\r';
- }
- }
+ while (!(uart[UART_LSR << shift] & UART_LSR_THRE))
+ barrier();
+ uart[UART_TX << shift] = c;
+}
+
+static inline void flush(void)
+{
}
/*
diff --git a/include/asm-arm/arch-pxa/irqs.h b/include/asm-arm/arch-pxa/irqs.h
index 05c4b7027592..67af238a8f8e 100644
--- a/include/asm-arm/arch-pxa/irqs.h
+++ b/include/asm-arm/arch-pxa/irqs.h
@@ -176,6 +176,7 @@
#elif defined(CONFIG_SHARP_LOCOMO)
#define NR_IRQS (IRQ_LOCOMO_SPI_TEND + 1)
#elif defined(CONFIG_ARCH_LUBBOCK) || \
+ defined(CONFIG_MACH_LOGICPD_PXA270) || \
defined(CONFIG_MACH_MAINSTONE)
#define NR_IRQS (IRQ_BOARD_END)
#else
@@ -196,6 +197,11 @@
#define LUBBOCK_USB_DISC_IRQ LUBBOCK_IRQ(6) /* usb disconnect */
#define LUBBOCK_LAST_IRQ LUBBOCK_IRQ(6)
+#define LPD270_IRQ(x) (IRQ_BOARD_START + (x))
+#define LPD270_USBC_IRQ LPD270_IRQ(2)
+#define LPD270_ETHERNET_IRQ LPD270_IRQ(3)
+#define LPD270_AC97_IRQ LPD270_IRQ(4)
+
#define MAINSTONE_IRQ(x) (IRQ_BOARD_START + (x))
#define MAINSTONE_MMC_IRQ MAINSTONE_IRQ(0)
#define MAINSTONE_USIM_IRQ MAINSTONE_IRQ(1)
diff --git a/include/asm-arm/arch-pxa/lpd270.h b/include/asm-arm/arch-pxa/lpd270.h
new file mode 100644
index 000000000000..501d240ac120
--- /dev/null
+++ b/include/asm-arm/arch-pxa/lpd270.h
@@ -0,0 +1,38 @@
+/*
+ * include/asm-arm/arch-pxa/lpd270.h
+ *
+ * Author: Lennert Buytenhek
+ * Created: Feb 10, 2006
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_LPD270_H
+#define __ASM_ARCH_LPD270_H
+
+#define LPD270_CPLD_PHYS PXA_CS2_PHYS
+#define LPD270_CPLD_VIRT 0xf0000000
+#define LPD270_CPLD_SIZE 0x00100000
+
+#define LPD270_ETH_PHYS (PXA_CS2_PHYS + 0x01000000)
+
+/* CPLD registers */
+#define LPD270_CPLD_REG(x) ((unsigned long)(LPD270_CPLD_VIRT + (x)))
+#define LPD270_CONTROL LPD270_CPLD_REG(0x00)
+#define LPD270_PERIPHERAL0 LPD270_CPLD_REG(0x04)
+#define LPD270_PERIPHERAL1 LPD270_CPLD_REG(0x08)
+#define LPD270_CPLD_REVISION LPD270_CPLD_REG(0x14)
+#define LPD270_EEPROM_SPI_ITF LPD270_CPLD_REG(0x20)
+#define LPD270_MODE_PINS LPD270_CPLD_REG(0x24)
+#define LPD270_EGPIO LPD270_CPLD_REG(0x30)
+#define LPD270_INT_MASK LPD270_CPLD_REG(0x40)
+#define LPD270_INT_STATUS LPD270_CPLD_REG(0x50)
+
+#define LPD270_INT_AC97 (1 << 4) /* AC'97 CODEC IRQ */
+#define LPD270_INT_ETHERNET (1 << 3) /* Ethernet controller IRQ */
+#define LPD270_INT_USBC (1 << 2) /* USB client cable detection IRQ */
+
+
+#endif
diff --git a/include/asm-arm/arch-pxa/uncompress.h b/include/asm-arm/arch-pxa/uncompress.h
index fe38090444e0..178aa2e073ac 100644
--- a/include/asm-arm/arch-pxa/uncompress.h
+++ b/include/asm-arm/arch-pxa/uncompress.h
@@ -17,23 +17,18 @@
#define UART FFUART
-static __inline__ void putc(char c)
+static inline void putc(char c)
{
- while (!(UART[5] & 0x20));
+ while (!(UART[5] & 0x20))
+ barrier();
UART[0] = c;
}
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
/*
diff --git a/include/asm-arm/arch-realview/uncompress.h b/include/asm-arm/arch-realview/uncompress.h
index b5e4d360665b..f05631d76743 100644
--- a/include/asm-arm/arch-realview/uncompress.h
+++ b/include/asm-arm/arch-realview/uncompress.h
@@ -27,22 +27,16 @@
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static inline void putc(int c)
{
- while (*s) {
- while (AMBA_UART_FR & (1 << 5))
- barrier();
-
- AMBA_UART_DR = *s;
+ while (AMBA_UART_FR & (1 << 5))
+ barrier();
- if (*s == '\n') {
- while (AMBA_UART_FR & (1 << 5))
- barrier();
+ AMBA_UART_DR = c;
+}
- AMBA_UART_DR = '\r';
- }
- s++;
- }
+static inline void flush(void)
+{
while (AMBA_UART_FR & (1 << 3))
barrier();
}
diff --git a/include/asm-arm/arch-rpc/uncompress.h b/include/asm-arm/arch-rpc/uncompress.h
index 43035fec64d2..06231ede54e5 100644
--- a/include/asm-arm/arch-rpc/uncompress.h
+++ b/include/asm-arm/arch-rpc/uncompress.h
@@ -67,31 +67,28 @@ extern __attribute__((pure)) struct param_struct *params(void);
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static void putc(int c)
{
extern void ll_write_char(char *, char c, char white);
int x,y;
- unsigned char c;
char *ptr;
x = params->video_x;
y = params->video_y;
- while ( ( c = *(unsigned char *)s++ ) != '\0' ) {
- if ( c == '\n' ) {
+ if (c == '\n') {
+ if (++y >= video_num_lines)
+ y--;
+ } else if (c == '\r') {
+ x = 0;
+ } else {
+ ptr = VIDMEM + ((y*video_num_columns*params->bytes_per_char_v+x)*bytes_per_char_h);
+ ll_write_char(ptr, c, white);
+ if (++x >= video_num_columns) {
x = 0;
if ( ++y >= video_num_lines ) {
y--;
}
- } else {
- ptr = VIDMEM + ((y*video_num_columns*params->bytes_per_char_v+x)*bytes_per_char_h);
- ll_write_char(ptr, c, white);
- if ( ++x >= video_num_columns ) {
- x = 0;
- if ( ++y >= video_num_lines ) {
- y--;
- }
- }
}
}
@@ -99,6 +96,10 @@ static void putstr(const char *s)
params->video_y = y;
}
+static inline void flush(void)
+{
+}
+
static void error(char *x);
/*
diff --git a/include/asm-arm/arch-s3c2410/uncompress.h b/include/asm-arm/arch-s3c2410/uncompress.h
index 4367ec054b51..a6f6a0e44afa 100644
--- a/include/asm-arm/arch-s3c2410/uncompress.h
+++ b/include/asm-arm/arch-s3c2410/uncompress.h
@@ -67,8 +67,7 @@ uart_rd(unsigned int reg)
* waiting for tx to happen...
*/
-static void
-putc(char ch)
+static void putc(int ch)
{
int cpuid = S3C2410_GSTATUS1_2410;
@@ -77,9 +76,6 @@ putc(char ch)
cpuid &= S3C2410_GSTATUS1_IDMASK;
#endif
- if (ch == '\n')
- putc('\r'); /* expand newline to \r\n */
-
if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) {
int level;
@@ -101,19 +97,16 @@ putc(char ch)
} else {
/* not using fifos */
- while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE);
+ while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE)
+ barrier();
}
/* write byte to transmission register */
uart_wr(S3C2410_UTXH, ch);
}
-static void
-putstr(const char *ptr)
+static inline void flush(void)
{
- for (; *ptr != '\0'; ptr++) {
- putc(*ptr);
- }
}
#define __raw_writel(d,ad) do { *((volatile unsigned int *)(ad)) = (d); } while(0)
diff --git a/include/asm-arm/arch-sa1100/uncompress.h b/include/asm-arm/arch-sa1100/uncompress.h
index 43453501ee66..2601a77a6dda 100644
--- a/include/asm-arm/arch-sa1100/uncompress.h
+++ b/include/asm-arm/arch-sa1100/uncompress.h
@@ -17,7 +17,7 @@
#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
-static void putstr( const char *s )
+static void putc(int c)
{
unsigned long serial_port;
@@ -31,19 +31,16 @@ static void putstr( const char *s )
return;
} while (0);
- for (; *s; s++) {
- /* wait for space in the UART's transmitter */
- while (!(UART(UTSR1) & UTSR1_TNF));
+ /* wait for space in the UART's transmitter */
+ while (!(UART(UTSR1) & UTSR1_TNF))
+ barrier();
- /* send the character out. */
- UART(UTDR) = *s;
+ /* send the character out. */
+ UART(UTDR) = c;
+}
- /* if a LF, also do CR... */
- if (*s == 10) {
- while (!(UART(UTSR1) & UTSR1_TNF));
- UART(UTDR) = 13;
- }
- }
+static inline void flush(void)
+{
}
/*
diff --git a/include/asm-arm/arch-shark/uncompress.h b/include/asm-arm/arch-shark/uncompress.h
index 910a8e0a0ca5..7eca6534f1bb 100644
--- a/include/asm-arm/arch-shark/uncompress.h
+++ b/include/asm-arm/arch-shark/uncompress.h
@@ -9,7 +9,7 @@
#define SERIAL_BASE ((volatile unsigned char *)0x400003f8)
-static __inline__ void putc(char c)
+static inline void putc(int c)
{
int t;
@@ -18,17 +18,8 @@ static __inline__ void putc(char c)
while (t--);
}
-/*
- * This does not append a newline
- */
-static void putstr(const char *s)
+static inline void flush(void)
{
- while (*s) {
- putc(*s);
- if (*s == '\n')
- putc('\r');
- s++;
- }
}
#ifdef DEBUG
diff --git a/include/asm-arm/arch-versatile/uncompress.h b/include/asm-arm/arch-versatile/uncompress.h
index 2f57499c7b92..7215133d0514 100644
--- a/include/asm-arm/arch-versatile/uncompress.h
+++ b/include/asm-arm/arch-versatile/uncompress.h
@@ -25,22 +25,16 @@
/*
* This does not append a newline
*/
-static void putstr(const char *s)
+static inline void putc(int c)
{
- while (*s) {
- while (AMBA_UART_FR & (1 << 5))
- barrier();
-
- AMBA_UART_DR = *s;
+ while (AMBA_UART_FR & (1 << 5))
+ barrier();
- if (*s == '\n') {
- while (AMBA_UART_FR & (1 << 5))
- barrier();
+ AMBA_UART_DR = c;
+}
- AMBA_UART_DR = '\r';
- }
- s++;
- }
+static inline void flush(void)
+{
while (AMBA_UART_FR & (1 << 3))
barrier();
}
diff --git a/include/asm-arm/cacheflush.h b/include/asm-arm/cacheflush.h
index 09e19a783a51..746be56b1b70 100644
--- a/include/asm-arm/cacheflush.h
+++ b/include/asm-arm/cacheflush.h
@@ -71,6 +71,14 @@
# endif
#endif
+#if defined(CONFIG_CPU_XSC3)
+# ifdef _CACHE
+# define MULTI_CACHE 1
+# else
+# define _CACHE xsc3
+# endif
+#endif
+
#if defined(CONFIG_CPU_V6)
//# ifdef _CACHE
# define MULTI_CACHE 1
diff --git a/include/asm-arm/domain.h b/include/asm-arm/domain.h
index da1d960387d9..f8ea2de4848e 100644
--- a/include/asm-arm/domain.h
+++ b/include/asm-arm/domain.h
@@ -16,11 +16,29 @@
* DOMAIN_IO - domain 2 includes all IO only
* DOMAIN_USER - domain 1 includes all user memory only
* DOMAIN_KERNEL - domain 0 includes all kernel memory only
+ *
+ * The domain numbering depends on whether we support 36 physical
+ * address for I/O or not. Addresses above the 32 bit boundary can
+ * only be mapped using supersections and supersections can only
+ * be set for domain 0. We could just default to DOMAIN_IO as zero,
+ * but there may be systems with supersection support and no 36-bit
+ * addressing. In such cases, we want to map system memory with
+ * supersections to reduce TLB misses and footprint.
+ *
+ * 36-bit addressing and supersections are only available on
+ * CPUs based on ARMv6+ or the Intel XSC3 core.
*/
+#ifndef CONFIG_IO_36
#define DOMAIN_KERNEL 0
#define DOMAIN_TABLE 0
#define DOMAIN_USER 1
#define DOMAIN_IO 2
+#else
+#define DOMAIN_KERNEL 2
+#define DOMAIN_TABLE 2
+#define DOMAIN_USER 1
+#define DOMAIN_IO 0
+#endif
/*
* Domain types
diff --git a/include/asm-arm/page.h b/include/asm-arm/page.h
index 416320d95419..a404d2bf0c68 100644
--- a/include/asm-arm/page.h
+++ b/include/asm-arm/page.h
@@ -40,6 +40,7 @@
* v4wb - ARMv4 with writeback cache, without minicache
* v4_mc - ARMv4 with minicache
* xscale - Xscale
+ * xsc3 - XScalev3
*/
#undef _USER
#undef MULTI_USER
@@ -84,6 +85,14 @@
# endif
#endif
+#ifdef CONFIG_CPU_XSC3
+# ifdef _USER
+# define MULTI_USER 1
+# else
+# define _USER xsc3_mc
+# endif
+#endif
+
#ifdef CONFIG_CPU_COPY_V6
# define MULTI_USER 1
#endif
diff --git a/include/asm-arm/proc-fns.h b/include/asm-arm/proc-fns.h
index 7bef2bf6be51..106045edb862 100644
--- a/include/asm-arm/proc-fns.h
+++ b/include/asm-arm/proc-fns.h
@@ -138,6 +138,14 @@
# define CPU_NAME cpu_xscale
# endif
# endif
+# ifdef CONFIG_CPU_XSC3
+# ifdef CPU_NAME
+# undef MULTI_CPU
+# define MULTI_CPU
+# else
+# define CPU_NAME cpu_xsc3
+# endif
+# endif
# ifdef CONFIG_CPU_V6
# ifdef CPU_NAME
# undef MULTI_CPU
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index ec91d1ff032a..95b3abf4851b 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -108,6 +108,25 @@ extern void __show_regs(struct pt_regs *);
extern int cpu_architecture(void);
extern void cpu_init(void);
+/*
+ * Intel's XScale3 core supports some v6 features (supersections, L2)
+ * but advertises itself as v5 as it does not support the v6 ISA. For
+ * this reason, we need a way to explicitly test for this type of CPU.
+ */
+#ifndef CONFIG_CPU_XSC3
+#define cpu_is_xsc3() 0
+#else
+static inline int cpu_is_xsc3(void)
+{
+ extern unsigned int processor_id;
+
+ if ((processor_id & 0xffffe000) == 0x69056000)
+ return 1;
+
+ return 0;
+}
+#endif
+
#define set_cr(x) \
__asm__ __volatile__( \
"mcr p15, 0, %0, c1, c0, 0 @ set CR" \