Merge of master.kernel.org:/home/rmk/linux-2.6-rmk.git

28 files changed, 119 insertions, 353 deletions

diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index c0e7aff3dec2..7c7f475e213e 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -18,48 +18,30 @@
  * Please select one of the following when turning on debugging.
  */
 #ifdef DEBUG
-#if defined(CONFIG_DEBUG_DC21285_PORT)
-		.macro	loadsp, rb
-		mov	\rb, #0x42000000
-		.endm
-		.macro	writeb, rb
-		str	\rb, [r3, #0x160]
-		.endm
-#elif defined(CONFIG_DEBUG_ICEDCC)
+
+#include <asm/arch/debug-macro.S>
+
+#if defined(CONFIG_DEBUG_ICEDCC)
 		.macro	loadsp, rb
 		.endm
-		.macro writeb, rb
-		mcr	p14, 0, \rb, c0, c1, 0
-		.endm
-#elif defined(CONFIG_FOOTBRIDGE)
-		.macro	loadsp,	rb
-		mov	\rb, #0x7c000000
+		.macro writeb, ch, rb
+		mcr	p14, 0, \ch, c0, c1, 0
 		.endm
-		.macro	writeb,	rb
-		strb	\rb, [r3, #0x3f8]
+#else
+		.macro	writeb,	ch, rb
+		senduart \ch, \rb
 		.endm
-#elif defined(CONFIG_ARCH_RPC)
+
+#if defined(CONFIG_FOOTBRIDGE) || \
+    defined(CONFIG_ARCH_RPC) || \
+    defined(CONFIG_ARCH_INTEGRATOR) || \
+    defined(CONFIG_ARCH_PXA) || \
+    defined(CONFIG_ARCH_IXP4XX) || \
+    defined(CONFIG_ARCH_IXP2000) || \
+    defined(CONFIG_ARCH_LH7A40X) || \
+    defined(CONFIG_ARCH_OMAP)
 		.macro	loadsp,	rb
-		mov	\rb, #0x03000000
-		orr	\rb, \rb, #0x00010000
-		.endm
-		.macro	writeb,	rb
-		strb	\rb, [r3, #0x3f8 << 2]
-		.endm
-#elif defined(CONFIG_ARCH_INTEGRATOR)
-		.macro	loadsp, rb
-		mov	\rb, #0x16000000
-		.endm
-		.macro	writeb, rb
-		strb	\rb, [r3, #0]
-		.endm
-#elif defined(CONFIG_ARCH_PXA) /* Xscale-type */
-		.macro 	loadsp, rb
-		mov	\rb, #0x40000000
-		orr	\rb, \rb, #0x00100000
-		.endm
-		.macro	writeb, rb
-		strb	\rb, [r3, #0]
+		addruart \rb
 		.endm
 #elif defined(CONFIG_ARCH_SA1100)
 		.macro	loadsp, rb
@@ -70,65 +52,22 @@
 		add	\rb, \rb, #0x00010000	@ Ser1
 #  endif
 		.endm
-		.macro	writeb, rb
-		str	\rb, [r3, #0x14]	@ UTDR
-		.endm
-#elif defined(CONFIG_ARCH_IXP4XX)
-		.macro	loadsp, rb
-		mov	\rb, #0xc8000000
-		.endm
-		.macro	writeb, rb
-		str	\rb, [r3, #0]
-#elif defined(CONFIG_ARCH_IXP2000)
-		.macro	loadsp, rb
-		mov	\rb, #0xc0000000
-		orr	\rb, \rb, #0x00030000
-		.endm
-		.macro	writeb, rb
-		str	\rb, [r3, #0]
-		.endm
-#elif defined(CONFIG_ARCH_LH7A40X)
-		.macro	loadsp, rb
-		ldr	\rb, =0x80000700	@ UART2 UARTBASE
-		.endm
-		.macro	writeb, rb
-		strb	\rb, [r3, #0]
-		.endm
-#elif defined(CONFIG_ARCH_OMAP)
-		.macro  loadsp, rb
-		mov	\rb, #0xff000000	@ physical base address
-		add	\rb, \rb, #0x00fb0000
-#if defined(CONFIG_OMAP_LL_DEBUG_UART2) || defined(CONFIG_OMAP_LL_DEBUG_UART3)
-		add	\rb, \rb, #0x00000800
-#endif
-#ifdef CONFIG_OMAP_LL_DEBUG_UART3
-		add	\rb, \rb, #0x00009000
-#endif
-		.endm
-		.macro	writeb, rb
-		strb	\rb, [r3]
-		.endm
 #elif defined(CONFIG_ARCH_IOP331)
 		.macro loadsp, rb
                 mov   	\rb, #0xff000000
                 orr     \rb, \rb, #0x00ff0000
                 orr     \rb, \rb, #0x0000f700   @ location of the UART
 		.endm
-		.macro	writeb, rb
-		str	\rb, [r3, #0]
-		.endm
 #elif defined(CONFIG_ARCH_S3C2410)
-			.macro loadsp, rb
+		.macro loadsp, rb
 		mov	\rb, #0x50000000
 		add	\rb, \rb, #0x4000 * CONFIG_S3C2410_LOWLEVEL_UART_PORT
 		.endm
-		.macro	writeb, rb
-		strb	\rb, [r3, #0x20]
-		.endm
 #else
 #error no serial architecture defined
 #endif
 #endif
+#endif
 
 		.macro	kputc,val
 		mov	r0, \val
@@ -734,7 +673,7 @@ puts:		loadsp	r3
 1:		ldrb	r2, [r0], #1
 		teq	r2, #0
 		moveq	pc, lr
-2:		writeb	r2
+2:		writeb	r2, r3
 		mov	r1, #0x00020000
 3:		subs	r1, r1, #1
 		bne	3b
diff --git a/arch/arm/mach-imx/generic.c b/arch/arm/mach-imx/generic.c
index 54377d0f578c..41e5849ae8da 100644
--- a/arch/arm/mach-imx/generic.c
+++ b/arch/arm/mach-imx/generic.c
@@ -26,6 +26,7 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <asm/arch/imxfb.h>
 #include <asm/hardware.h>
 
 #include <asm/mach/map.h>
@@ -228,6 +229,14 @@ static struct platform_device imx_uart2_device = {
 	.resource	= imx_uart2_resources,
 };
 
+static struct imxfb_mach_info imx_fb_info;
+
+void __init set_imx_fb_info(struct imxfb_mach_info *hard_imx_fb_info)
+{
+	memcpy(&imx_fb_info,hard_imx_fb_info,sizeof(struct imxfb_mach_info));
+}
+EXPORT_SYMBOL(set_imx_fb_info);
+
 static struct resource imxfb_resources[] = {
 	[0] = {
 		.start	= 0x00205000,
@@ -241,9 +250,16 @@ static struct resource imxfb_resources[] = {
 	},
 };
 
+static u64 fb_dma_mask = ~(u64)0;
+
 static struct platform_device imxfb_device = {
 	.name		= "imx-fb",
 	.id		= 0,
+	.dev		= {
+ 		.platform_data	= &imx_fb_info,
+		.dma_mask	= &fb_dma_mask,
+		.coherent_dma_mask = 0xffffffff,
+	},
 	.num_resources	= ARRAY_SIZE(imxfb_resources),
 	.resource	= imxfb_resources,
 };
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 86c50c3889b7..bd17b5154311 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -216,7 +216,9 @@ integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 
 	write_seqlock(&xtime_lock);
 
-	// ...clear the interrupt
+	/*
+	 * clear the interrupt
+	 */
 	timer1->TimerClear = 1;
 
 	timer_tick(regs);
@@ -264,7 +266,7 @@ void __init integrator_time_init(unsigned long reload, unsigned int ctrl)
 	timer1->TimerValue   = timer_reload;
 	timer1->TimerControl = timer_ctrl;
 
-	/* 
+	/*
 	 * Make irqs happen for the system timer
 	 */
 	setup_irq(IRQ_TIMERINT1, &integrator_timer_irq);
diff --git a/arch/arm/mach-integrator/leds.c b/arch/arm/mach-integrator/leds.c
index 9d182b77b312..d2c0ab21150c 100644
--- a/arch/arm/mach-integrator/leds.c
+++ b/arch/arm/mach-integrator/leds.c
@@ -37,7 +37,7 @@ static void integrator_leds_event(led_event_t ledevt)
 	unsigned long flags;
 	const unsigned int dbg_base = IO_ADDRESS(INTEGRATOR_DBG_BASE);
 	unsigned int update_alpha_leds;
-	
+
 	// yup, change the LEDs
 	local_irq_save(flags);
 	update_alpha_leds = 0;
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 007766a0644c..27892e34b060 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -413,6 +413,7 @@ config CPU_BPREDICT_DISABLE
 config HAS_TLS_REG
 	bool
 	depends on CPU_32v6 && !CPU_32v5 && !CPU_32v4 && !CPU_32v3
+	default y
 	help
 	  This selects support for the CP15 thread register.
 	  It is defined to be available on ARMv6 or later.  However
diff --git a/drivers/video/cyber2000fb.c b/drivers/video/cyber2000fb.c
index 8b1b7c687a99..3894b2a501d6 100644
--- a/drivers/video/cyber2000fb.c
+++ b/drivers/video/cyber2000fb.c
@@ -90,6 +90,8 @@ struct cfb_info {
 	 */
 	u_char			ramdac_ctrl;
 	u_char			ramdac_powerdown;
+
+	u32			pseudo_palette[16];
 };
 
 static char *default_font = "Acorn8x8";
@@ -1223,9 +1225,7 @@ cyberpro_alloc_fb_info(unsigned int id, char *name)
 {
 	struct cfb_info *cfb;
 
-	cfb = kmalloc(sizeof(struct cfb_info) +
-		       sizeof(u32) * 16, GFP_KERNEL);
-
+	cfb = kmalloc(sizeof(struct cfb_info), GFP_KERNEL);
 	if (!cfb)
 		return NULL;
 
@@ -1281,7 +1281,7 @@ cyberpro_alloc_fb_info(unsigned int id, char *name)
 
 	cfb->fb.fbops		= &cyber2000fb_ops;
 	cfb->fb.flags		= FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
-	cfb->fb.pseudo_palette	= (void *)(cfb + 1);
+	cfb->fb.pseudo_palette	= cfb->pseudo_palette;
 
 	fb_alloc_cmap(&cfb->fb.cmap, NR_PALETTE, 0);
 
diff --git a/include/asm-arm/arch-cl7500/vmalloc.h b/include/asm-arm/arch-cl7500/vmalloc.h
index 91883def4889..ba8d7a84456a 100644
--- a/include/asm-arm/arch-cl7500/vmalloc.h
+++ b/include/asm-arm/arch-cl7500/vmalloc.h
@@ -1,15 +1,4 @@
 /*
  * linux/include/asm-arm/arch-cl7500/vmalloc.h
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x1c000000)
diff --git a/include/asm-arm/arch-clps711x/vmalloc.h b/include/asm-arm/arch-clps711x/vmalloc.h
index 42571ed5e493..a5dfe96abc96 100644
--- a/include/asm-arm/arch-clps711x/vmalloc.h
+++ b/include/asm-arm/arch-clps711x/vmalloc.h
@@ -17,15 +17,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
diff --git a/include/asm-arm/arch-ebsa110/vmalloc.h b/include/asm-arm/arch-ebsa110/vmalloc.h
index 759659be109f..26674ba4683c 100644
--- a/include/asm-arm/arch-ebsa110/vmalloc.h
+++ b/include/asm-arm/arch-ebsa110/vmalloc.h
@@ -7,15 +7,4 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x1f000000)
diff --git a/include/asm-arm/arch-ebsa285/vmalloc.h b/include/asm-arm/arch-ebsa285/vmalloc.h
index def705a3c209..d1ca955ce434 100644
--- a/include/asm-arm/arch-ebsa285/vmalloc.h
+++ b/include/asm-arm/arch-ebsa285/vmalloc.h
@@ -8,17 +8,6 @@
 
 #include <linux/config.h>
 
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-
 #ifdef CONFIG_ARCH_FOOTBRIDGE
 #define VMALLOC_END       (PAGE_OFFSET + 0x30000000)
 #else
diff --git a/include/asm-arm/arch-epxa10db/vmalloc.h b/include/asm-arm/arch-epxa10db/vmalloc.h
index d31ef8584760..546fb7d2b6ad 100644
--- a/include/asm-arm/arch-epxa10db/vmalloc.h
+++ b/include/asm-arm/arch-epxa10db/vmalloc.h
@@ -17,15 +17,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
diff --git a/include/asm-arm/arch-h720x/vmalloc.h b/include/asm-arm/arch-h720x/vmalloc.h
index 4af523a5e189..b4693cb821ef 100644
--- a/include/asm-arm/arch-h720x/vmalloc.h
+++ b/include/asm-arm/arch-h720x/vmalloc.h
@@ -5,17 +5,6 @@
 #ifndef __ARCH_ARM_VMALLOC_H
 #define __ARCH_ARM_VMALLOC_H
 
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x) ((unsigned long)(x))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
 
 #endif
diff --git a/include/asm-arm/arch-imx/vmalloc.h b/include/asm-arm/arch-imx/vmalloc.h
index 252038f48163..cb6169127068 100644
--- a/include/asm-arm/arch-imx/vmalloc.h
+++ b/include/asm-arm/arch-imx/vmalloc.h
@@ -17,16 +17,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x) ((unsigned long)(x))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
diff --git a/include/asm-arm/arch-integrator/platform.h b/include/asm-arm/arch-integrator/platform.h
index 6b67e41669f4..bd364f5a99bc 100644
--- a/include/asm-arm/arch-integrator/platform.h
+++ b/include/asm-arm/arch-integrator/platform.h
@@ -20,14 +20,14 @@
  * * Copyright © ARM Limited 1998.  All rights reserved.
  * ***********************************************************************/
 /* ************************************************************************
- * 
+ *
  *   Integrator address map
- * 
+ *
  * 	NOTE: This is a multi-hosted header file for use with uHAL and
  * 	      supported debuggers.
- * 
+ *
  * 	$Id: platform.s,v 1.32 2000/02/18 10:51:39 asims Exp $
- * 
+ *
  * ***********************************************************************/
 
 #ifndef __address_h
@@ -40,22 +40,22 @@
  *  Memory definitions
  * ------------------------------------------------------------------------
  *  Integrator memory map
- * 
+ *
  */
 #define INTEGRATOR_BOOT_ROM_LO          0x00000000
 #define INTEGRATOR_BOOT_ROM_HI          0x20000000
 #define INTEGRATOR_BOOT_ROM_BASE        INTEGRATOR_BOOT_ROM_HI	 /*  Normal position */
 #define INTEGRATOR_BOOT_ROM_SIZE        SZ_512K
 
-/* 
+/*
  *  New Core Modules have different amounts of SSRAM, the amount of SSRAM
  *  fitted can be found in HDR_STAT.
- * 
+ *
  *  The symbol INTEGRATOR_SSRAM_SIZE is kept, however this now refers to
  *  the minimum amount of SSRAM fitted on any core module.
- * 
+ *
  *  New Core Modules also alias the SSRAM.
- * 
+ *
  */
 #define INTEGRATOR_SSRAM_BASE           0x00000000
 #define INTEGRATOR_SSRAM_ALIAS_BASE     0x10800000
@@ -67,9 +67,9 @@
 #define INTEGRATOR_MBRD_SSRAM_BASE      0x28000000
 #define INTEGRATOR_MBRD_SSRAM_SIZE      SZ_512K
 
-/* 
+/*
  *  SDRAM is a SIMM therefore the size is not known.
- * 
+ *
  */
 #define INTEGRATOR_SDRAM_BASE           0x00040000
 
@@ -79,9 +79,9 @@
 #define INTEGRATOR_HDR2_SDRAM_BASE      0xA0000000
 #define INTEGRATOR_HDR3_SDRAM_BASE      0xB0000000
 
-/* 
+/*
  *  Logic expansion modules
- * 
+ *
  */
 #define INTEGRATOR_LOGIC_MODULES_BASE   0xC0000000
 #define INTEGRATOR_LOGIC_MODULE0_BASE   0xC0000000
@@ -92,7 +92,7 @@
 /* ------------------------------------------------------------------------
  *  Integrator header card registers
  * ------------------------------------------------------------------------
- * 
+ *
  */
 #define INTEGRATOR_HDR_ID_OFFSET        0x00
 #define INTEGRATOR_HDR_PROC_OFFSET      0x04
@@ -185,12 +185,12 @@
 /* ------------------------------------------------------------------------
  *  Integrator system registers
  * ------------------------------------------------------------------------
- * 
+ *
  */
 
-/* 
+/*
  *  System Controller
- * 
+ *
  */
 #define INTEGRATOR_SC_ID_OFFSET         0x00
 #define INTEGRATOR_SC_OSC_OFFSET        0x04
@@ -230,11 +230,11 @@
 #define INTEGRATOR_SC_CTRL_URTS1        (1 << 6)
 #define INTEGRATOR_SC_CTRL_UDTR1        (1 << 7)
 
-/* 
+/*
  *  External Bus Interface
- * 
+ *
  */
-#define INTEGRATOR_EBI_BASE             0x12000000 
+#define INTEGRATOR_EBI_BASE             0x12000000
 
 #define INTEGRATOR_EBI_CSR0_OFFSET      0x00
 #define INTEGRATOR_EBI_CSR1_OFFSET      0x04
@@ -279,9 +279,9 @@
 #define INTEGRATOR_KBD_BASE             0x18000000	 /*  Keyboard */
 #define INTEGRATOR_MOUSE_BASE           0x19000000	 /*  Mouse */
 
-/* 
+/*
  *  LED's & Switches
- * 
+ *
  */
 #define INTEGRATOR_DBG_ALPHA_OFFSET     0x00
 #define INTEGRATOR_DBG_LEDS_OFFSET      0x04
@@ -300,7 +300,7 @@
  * ------------------------------------------------------------------------
  */
 /* PS2 Keyboard interface */
-#define KMI0_BASE                       INTEGRATOR_KBD_BASE		
+#define KMI0_BASE                       INTEGRATOR_KBD_BASE
 
 /* PS2 Mouse interface */
 #define KMI1_BASE                       INTEGRATOR_MOUSE_BASE
@@ -313,7 +313,7 @@
  *  This represents a fairly liberal usage of address space.  Even though
  *  the V3 only has two windows (therefore we need to map stuff on the fly),
  *  we maintain the same addresses, even if they're not mapped.
- * 
+ *
  */
 #define PHYS_PCI_MEM_BASE               0x40000000   /* 512M to xxx */
 /*  unused 256M from A0000000-AFFFFFFF might be used for I2O ???
@@ -326,7 +326,7 @@
  */
 #define PHYS_PCI_V3_BASE                0x62000000
 
-#define PCI_DRAMSIZE                    INTEGRATOR_SSRAM_SIZE	
+#define PCI_DRAMSIZE                    INTEGRATOR_SSRAM_SIZE
 
 /* 'export' these to UHAL */
 #define UHAL_PCI_IO                     PCI_IO_BASE
@@ -334,7 +334,7 @@
 #define UHAL_PCI_ALLOC_IO_BASE          0x00004000
 #define UHAL_PCI_ALLOC_MEM_BASE         PCI_MEM_BASE
 #define UHAL_PCI_MAX_SLOT               20
-	
+
 /* ========================================================================
  *  Start of uHAL definitions
  * ========================================================================
@@ -343,17 +343,17 @@
 /* ------------------------------------------------------------------------
  *  Integrator Interrupt Controllers
  * ------------------------------------------------------------------------
- * 
- *  Offsets from interrupt controller base 
- * 
+ *
+ *  Offsets from interrupt controller base
+ *
  *  System Controller interrupt controller base is
- * 
+ *
  * 	INTEGRATOR_IC_BASE + (header_number << 6)
- * 
+ *
  *  Core Module interrupt controller base is
- * 
- * 	INTEGRATOR_HDR_IC 
- * 
+ *
+ * 	INTEGRATOR_HDR_IC
+ *
  */
 #define IRQ_STATUS                      0
 #define IRQ_RAW_STATUS                  0x04
@@ -374,22 +374,22 @@
 /* ------------------------------------------------------------------------
  *  Interrupts
  * ------------------------------------------------------------------------
- * 
- *  
+ *
+ *
  *  Each Core Module has two interrupts controllers, one on the core module
  *  itself and one in the system controller on the motherboard.  The
  *  READ_INT macro in target.s reads both interrupt controllers and returns
  *  a 32 bit bitmask, bits 0 to 23 are interrupts from the system controller
  *  and bits 24 to 31 are from the core module.
- *  
+ *
  *  The following definitions relate to the bitmask returned by READ_INT.
- * 
+ *
  */
 
 /* ------------------------------------------------------------------------
  *  LED's - The header LED is not accessible via the uHAL API
  * ------------------------------------------------------------------------
- * 
+ *
  */
 #define GREEN_LED                       0x01
 #define YELLOW_LED                      0x02
@@ -399,44 +399,44 @@
 
 #define LED_BANK                        INTEGRATOR_DBG_LEDS
 
-/* 
+/*
  *  Memory definitions - run uHAL out of SSRAM.
- * 
+ *
  */
 #define uHAL_MEMORY_SIZE                INTEGRATOR_SSRAM_SIZE
 
-/* 
+/*
  *  Application Flash
- * 
+ *
  */
 #define FLASH_BASE                      INTEGRATOR_FLASH_BASE
 #define FLASH_SIZE                      INTEGRATOR_FLASH_SIZE
 #define FLASH_END                       (FLASH_BASE + FLASH_SIZE - 1)
 #define FLASH_BLOCK_SIZE                SZ_128K
 
-/* 
+/*
  *  Boot Flash
- * 
+ *
  */
 #define EPROM_BASE                      INTEGRATOR_BOOT_ROM_HI
 #define EPROM_SIZE                      INTEGRATOR_BOOT_ROM_SIZE
 #define EPROM_END                       (EPROM_BASE + EPROM_SIZE - 1)
 
-/* 
+/*
  *  Clean base - dummy
- * 
+ *
  */
 #define CLEAN_BASE                      EPROM_BASE
 
-/* 
+/*
  *  Timer definitions
- * 
+ *
  *  Only use timer 1 & 2
  *  (both run at 24MHz and will need the clock divider set to 16).
- * 
+ *
  *  Timer 0 runs at bus frequency and therefore could vary and currently
  *  uHAL can't handle that.
- * 
+ *
  */
 
 #define INTEGRATOR_TIMER0_BASE          INTEGRATOR_CT_BASE
@@ -447,9 +447,9 @@
 #define MAX_PERIOD                      699050
 #define TICKS_PER_uSEC                  24
 
-/* 
- *  These are useconds NOT ticks.  
- * 
+/*
+ *  These are useconds NOT ticks.
+ *
  */
 #define mSEC_1                          1000
 #define mSEC_5                          (mSEC_1 * 5)
diff --git a/include/asm-arm/arch-integrator/vmalloc.h b/include/asm-arm/arch-integrator/vmalloc.h
index 50e9aee79486..170cccece523 100644
--- a/include/asm-arm/arch-integrator/vmalloc.h
+++ b/include/asm-arm/arch-integrator/vmalloc.h
@@ -17,15 +17,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
diff --git a/include/asm-arm/arch-iop3xx/vmalloc.h b/include/asm-arm/arch-iop3xx/vmalloc.h
index dc1d2a957164..0f2f6847f93c 100644
--- a/include/asm-arm/arch-iop3xx/vmalloc.h
+++ b/include/asm-arm/arch-iop3xx/vmalloc.h
@@ -10,9 +10,6 @@
  * The vmalloc() routines leaves a hole of 4kB between each vmalloced
  * area for the same reason. ;)
  */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x) ((unsigned long)(x))
 //#define VMALLOC_END       (0xe8000000)
 /* increase usable physical RAM to ~992M per RMK */
 #define VMALLOC_END       (0xfe000000)
diff --git a/include/asm-arm/arch-ixp2000/vmalloc.h b/include/asm-arm/arch-ixp2000/vmalloc.h
index 2e4bcbcf31f0..473dff4ec561 100644
--- a/include/asm-arm/arch-ixp2000/vmalloc.h
+++ b/include/asm-arm/arch-ixp2000/vmalloc.h
@@ -17,7 +17,4 @@
  * The vmalloc() routines leaves a hole of 4kB between each vmalloced
  * area for the same reason. ;)
  */
-#define VMALLOC_OFFSET	    (8*1024*1024)
-#define VMALLOC_START	    (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x)   ((unsigned long)(x))
 #define VMALLOC_END	    0xfaffefff
diff --git a/include/asm-arm/arch-ixp4xx/vmalloc.h b/include/asm-arm/arch-ixp4xx/vmalloc.h
index da46e560ad6f..050d46e6b126 100644
--- a/include/asm-arm/arch-ixp4xx/vmalloc.h
+++ b/include/asm-arm/arch-ixp4xx/vmalloc.h
@@ -1,17 +1,5 @@
 /*
  * linux/include/asm-arm/arch-ixp4xx/vmalloc.h
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x) ((unsigned long)(x))
 #define VMALLOC_END       (0xFF000000)
 
diff --git a/include/asm-arm/arch-l7200/vmalloc.h b/include/asm-arm/arch-l7200/vmalloc.h
index edeaebe1f14a..816231eedaac 100644
--- a/include/asm-arm/arch-l7200/vmalloc.h
+++ b/include/asm-arm/arch-l7200/vmalloc.h
@@ -1,15 +1,4 @@
 /*
  * linux/include/asm-arm/arch-l7200/vmalloc.h
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
diff --git a/include/asm-arm/arch-lh7a40x/vmalloc.h b/include/asm-arm/arch-lh7a40x/vmalloc.h
index 5ac607925bea..8163e45109b9 100644
--- a/include/asm-arm/arch-lh7a40x/vmalloc.h
+++ b/include/asm-arm/arch-lh7a40x/vmalloc.h
@@ -7,15 +7,4 @@
  *  version 2 as published by the Free Software Foundation.
  *
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after
- * the physical memory until the kernel virtual memory starts.  That
- * means that any out-of-bounds memory accesses will hopefully be
- * caught.  The vmalloc() routines leaves a hole of 4kB (one page)
- * between each vmalloced area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (0xe8000000)
diff --git a/include/asm-arm/arch-omap/vmalloc.h b/include/asm-arm/arch-omap/vmalloc.h
index c6a83581a2fc..5b8bd8dae8be 100644
--- a/include/asm-arm/arch-omap/vmalloc.h
+++ b/include/asm-arm/arch-omap/vmalloc.h
@@ -17,17 +17,5 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x) ((unsigned long)(x))
 #define VMALLOC_END	  (PAGE_OFFSET + 0x10000000)
 
diff --git a/include/asm-arm/arch-pxa/vmalloc.h b/include/asm-arm/arch-pxa/vmalloc.h
index 3381af6ddb0d..5bb450c7aa2c 100644
--- a/include/asm-arm/arch-pxa/vmalloc.h
+++ b/include/asm-arm/arch-pxa/vmalloc.h
@@ -8,15 +8,4 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (0xe8000000)
diff --git a/include/asm-arm/arch-rpc/vmalloc.h b/include/asm-arm/arch-rpc/vmalloc.h
index a13c27f37d71..077046bb2f36 100644
--- a/include/asm-arm/arch-rpc/vmalloc.h
+++ b/include/asm-arm/arch-rpc/vmalloc.h
@@ -7,15 +7,4 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x1c000000)
diff --git a/include/asm-arm/arch-s3c2410/vmalloc.h b/include/asm-arm/arch-s3c2410/vmalloc.h
index 5fe72ad70904..33963cd5461b 100644
--- a/include/asm-arm/arch-s3c2410/vmalloc.h
+++ b/include/asm-arm/arch-s3c2410/vmalloc.h
@@ -19,18 +19,6 @@
 #ifndef __ASM_ARCH_VMALLOC_H
 #define __ASM_ARCH_VMALLOC_H
 
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x) ((unsigned long)(x))
 #define VMALLOC_END	  (0xE0000000)
 
 #endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/include/asm-arm/arch-sa1100/vmalloc.h b/include/asm-arm/arch-sa1100/vmalloc.h
index 135bc9493c06..2fb1c6f3aa1b 100644
--- a/include/asm-arm/arch-sa1100/vmalloc.h
+++ b/include/asm-arm/arch-sa1100/vmalloc.h
@@ -1,15 +1,4 @@
 /*
  * linux/include/asm-arm/arch-sa1100/vmalloc.h
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (0xe8000000)
diff --git a/include/asm-arm/arch-shark/vmalloc.h b/include/asm-arm/arch-shark/vmalloc.h
index 1cc20098f690..10db5d188231 100644
--- a/include/asm-arm/arch-shark/vmalloc.h
+++ b/include/asm-arm/arch-shark/vmalloc.h
@@ -1,15 +1,4 @@
 /*
  * linux/include/asm-arm/arch-rpc/vmalloc.h
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET	  (8*1024*1024)
-#define VMALLOC_START	  (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
 #define VMALLOC_END       (PAGE_OFFSET + 0x10000000)
diff --git a/include/asm-arm/arch-versatile/vmalloc.h b/include/asm-arm/arch-versatile/vmalloc.h
index adfb34829bfc..ac780df62156 100644
--- a/include/asm-arm/arch-versatile/vmalloc.h
+++ b/include/asm-arm/arch-versatile/vmalloc.h
@@ -18,16 +18,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-
-/*
- * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 8MB value just means that there will be a 8MB "hole" after the
- * physical memory until the kernel virtual memory starts.  That means that
- * any out-of-bounds memory accesses will hopefully be caught.
- * The vmalloc() routines leaves a hole of 4kB between each vmalloced
- * area for the same reason. ;)
- */
-#define VMALLOC_OFFSET		(8*1024*1024)
-#define VMALLOC_START		(((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
-#define VMALLOC_VMADDR(x)	((unsigned long)(x))
 #define VMALLOC_END		(PAGE_OFFSET + 0x18000000)
diff --git a/include/asm-arm/pgtable.h b/include/asm-arm/pgtable.h
index 2df4eacf4fa9..a9892eb42a23 100644
--- a/include/asm-arm/pgtable.h
+++ b/include/asm-arm/pgtable.h
@@ -17,6 +17,23 @@
 #include <asm/arch/vmalloc.h>
 
 /*
+ * Just any arbitrary offset to the start of the vmalloc VM area: the
+ * current 8MB value just means that there will be a 8MB "hole" after the
+ * physical memory until the kernel virtual memory starts.  That means that
+ * any out-of-bounds memory accesses will hopefully be caught.
+ * The vmalloc() routines leaves a hole of 4kB between each vmalloced
+ * area for the same reason. ;)
+ *
+ * Note that platforms may override VMALLOC_START, but they must provide
+ * VMALLOC_END.  VMALLOC_END defines the (exclusive) limit of this space,
+ * which may not overlap IO space.
+ */
+#ifndef VMALLOC_START
+#define VMALLOC_OFFSET		(8*1024*1024)
+#define VMALLOC_START		(((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
+#endif
+
+/*
  * Hardware-wise, we have a two level page table structure, where the first
  * level has 4096 entries, and the second level has 256 entries.  Each entry
  * is one 32-bit word.  Most of the bits in the second level entry are used