Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm

* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (236 commits)
  [ARM] 5300/1: fixup spitz reset during boot
  [ARM] 5295/1: make ZONE_DMA optional
  [ARM] 5239/1: Palm Zire 72 power management support
  [ARM] 5298/1: Drop desc_handle_irq()
  [ARM] 5297/1: [KS8695] Fix two compile-time warnings
  [ARM] 5296/1: [KS8695] Replace macro's with trailing underscores.
  [ARM] pxa: allow multi-machine PCMCIA builds
  [ARM] pxa: add preliminary CPUFREQ support for PXA3xx
  [ARM] pxa: add missing ACCR bit definitions to pxa3xx-regs.h
  [ARM] pxa: rename cpu-pxa.c to cpufreq-pxa2xx.c
  [ARM] pxa/zylonite: add support for USB OHCI
  [ARM] ohci-pxa27x: use ioremap() and offset for register access
  [ARM] ohci-pxa27x: introduce pxa27x_clear_otgph()
  [ARM] ohci-pxa27x: use platform_get_{irq,resource} for the resource
  [ARM] ohci-pxa27x: move OHCI controller specific registers into the driver
  [ARM] ohci-pxa27x: introduce flags to avoid direct access to OHCI registers
  [ARM] pxa: move I2S register and bit definitions into pxa2xx-i2s.c
  [ARM] pxa: simplify DMA register definitions
  [ARM] pxa: make additional DCSR bits valid for PXA3xx
  [ARM] pxa: move i2c register and bit definitions into i2c-pxa.c
  ...

Fixed up conflicts in
	arch/arm/mach-versatile/core.c
	sound/soc/pxa/pxa2xx-ac97.c
	sound/soc/pxa/pxa2xx-i2s.c
manually.

Documentation/sound/alsa/soc/dapm.txt

@@ -135,11 +135,7 @@ when the Mic is inserted:-
 
 static int spitz_mic_bias(struct snd_soc_dapm_widget* w, int event)
 {
-	if(SND_SOC_DAPM_EVENT_ON(event))
-		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_MIC_BIAS);
-	else
-		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_MIC_BIAS);
-
+	gpio_set_value(SPITZ_GPIO_MIC_BIAS, SND_SOC_DAPM_EVENT_ON(event));
 	return 0;
 }
 
@@ -269,11 +265,7 @@ powered only when the spk is in use.
 /* turn speaker amplifier on/off depending on use */
 static int corgi_amp_event(struct snd_soc_dapm_widget *w, int event)
 {
-	if (SND_SOC_DAPM_EVENT_ON(event))
-		set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_APM_ON);
-	else
-		reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_APM_ON);
-
+	gpio_set_value(CORGI_GPIO_APM_ON, SND_SOC_DAPM_EVENT_ON(event));
 	return 0;
 }
 

MAINTAINERS

@@ -466,6 +466,12 @@ M:	kernel@wantstofly.org
 L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
 S:	Maintained
 
+ARM/AFEB9260 MACHINE SUPPORT
+P:	Sergey Lapin
+M:	slapin@ossfans.org
+L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+S:	Maintained
+
 ARM/AJECO 1ARM MACHINE SUPPORT
 P:	Lennert Buytenhek
 M:	kernel@wantstofly.org
@@ -491,7 +497,7 @@ M:	kernel@wantstofly.org
 L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
 S:	Maintained
 
-ARM/COMPULAB CM-X270/EM-X270 MACHINE SUPPORT
+ARM/COMPULAB CM-X270/EM-X270 and CM-X300 MACHINE SUPPORT
 P:	Mike Rapoport
 M:	mike@compulab.co.il
 L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
@@ -623,6 +629,12 @@ M:	marek.vasut@gmail.com
 W:	http://hackndev.com
 S:	Maintained
 
+ARM/PALMZ72 SUPPORT
+P:     Sergey Lapin
+M:     slapin@ossfans.org
+W:     http://hackndev.com
+S:     Maintained
+
 ARM/PLEB SUPPORT
 P:	Peter Chubb
 M:	pleb@gelato.unsw.edu.au

arch/arm/Kconfig

@@ -148,7 +148,6 @@ config ARCH_MAY_HAVE_PC_FDC
 
 config ZONE_DMA
 	bool
-	default y
 
 config GENERIC_ISA_DMA
 	bool
@@ -178,6 +177,11 @@ config OPROFILE_MPCORE
 config OPROFILE_ARM11_CORE
 	bool
 
+config OPROFILE_ARMV7
+	def_bool y
+	depends on CPU_V7 && !SMP
+	bool
+
 endif
 
 config VECTORS_BASE
@@ -245,6 +249,7 @@ config ARCH_CLPS7500
 	select TIMER_ACORN
 	select ISA
 	select NO_IOPORT
+	select ARCH_SPARSEMEM_ENABLE
 	help
 	  Support for the Cirrus Logic PS7500FE system-on-a-chip.
 
@@ -306,6 +311,7 @@ config ARCH_IOP13XX
 	select PLAT_IOP
 	select PCI
 	select ARCH_SUPPORTS_MSI
+	select VMSPLIT_1G
 	help
 	  Support for Intel's IOP13XX (XScale) family of processors.
 
@@ -350,6 +356,7 @@ config ARCH_IXP4XX
 	select GENERIC_GPIO
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS
+	select ZONE_DMA if PCI
 	help
 	  Support for Intel's IXP4XX (XScale) family of processors.
 
@@ -434,7 +441,7 @@ config ARCH_ORION5X
 	help
 	  Support for the following Marvell Orion 5x series SoCs:
 	  Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
-	  Orion-2 (5281).
+	  Orion-2 (5281), Orion-1-90 (6183).
 
 config ARCH_PNX4008
 	bool "Philips Nexperia PNX4008 Mobile"
@@ -464,6 +471,7 @@ config ARCH_RPC
 	select HAVE_PATA_PLATFORM
 	select ISA_DMA_API
 	select NO_IOPORT
+	select ARCH_SPARSEMEM_ENABLE
 	help
 	  On the Acorn Risc-PC, Linux can support the internal IDE disk and
 	  CD-ROM interface, serial and parallel port, and the floppy drive.
@@ -471,9 +479,7 @@ config ARCH_RPC
 config ARCH_SA1100
 	bool "SA1100-based"
 	select ISA
-	select ARCH_DISCONTIGMEM_ENABLE
 	select ARCH_SPARSEMEM_ENABLE
-	select ARCH_SELECT_MEMORY_MODEL
 	select ARCH_MTD_XIP
 	select GENERIC_GPIO
 	select GENERIC_TIME
@@ -497,6 +503,7 @@ config ARCH_SHARK
 	bool "Shark"
 	select ISA
 	select ISA_DMA
+	select ZONE_DMA
 	select PCI
 	help
 	  Support for the StrongARM based Digital DNARD machine, also known
@@ -504,6 +511,8 @@ config ARCH_SHARK
 
 config ARCH_LH7A40X
 	bool "Sharp LH7A40X"
+	select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
+	select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
 	help
 	  Say Y here for systems based on one of the Sharp LH7A40X
 	  System on a Chip processors.  These CPUs include an ARM922T
@@ -515,7 +524,9 @@ config ARCH_DAVINCI
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS
 	select GENERIC_GPIO
+	select ARCH_REQUIRE_GPIOLIB
 	select HAVE_CLK
+	select ZONE_DMA
 	help
 	  Support for TI's DaVinci platform.
 
@@ -734,6 +745,29 @@ config SMP
 
 	  If you don't know what to do here, say N.
 
+choice
+	prompt "Memory split"
+	default VMSPLIT_3G
+	help
+	  Select the desired split between kernel and user memory.
+
+	  If you are not absolutely sure what you are doing, leave this
+	  option alone!
+
+	config VMSPLIT_3G
+		bool "3G/1G user/kernel split"
+	config VMSPLIT_2G
+		bool "2G/2G user/kernel split"
+	config VMSPLIT_1G
+		bool "1G/3G user/kernel split"
+endchoice
+
+config PAGE_OFFSET
+	hex
+	default 0x40000000 if VMSPLIT_1G
+	default 0x80000000 if VMSPLIT_2G
+	default 0xC0000000
+
 config NR_CPUS
 	int "Maximum number of CPUs (2-32)"
 	range 2 32
@@ -815,20 +849,18 @@ config ARCH_FLATMEM_HAS_HOLES
 	default y
 	depends on FLATMEM
 
+# Discontigmem is deprecated
 config ARCH_DISCONTIGMEM_ENABLE
 	bool
-	default (ARCH_LH7A40X && !LH7A40X_CONTIGMEM)
-	help
-	  Say Y to support efficient handling of discontiguous physical memory,
-	  for architectures which are either NUMA (Non-Uniform Memory Access)
-	  or have huge holes in the physical address space for other reasons.
-	  See <file:Documentation/vm/numa> for more.
 
 config ARCH_SPARSEMEM_ENABLE
 	bool
 
+config ARCH_SPARSEMEM_DEFAULT
+	def_bool ARCH_SPARSEMEM_ENABLE
+
 config ARCH_SELECT_MEMORY_MODEL
-	bool
+	def_bool ARCH_DISCONTIGMEM_ENABLE && ARCH_SPARSEMEM_ENABLE
 
 config NODES_SHIFT
 	int
@@ -845,7 +877,7 @@ config LEDS
 		   ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \
 		   ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \
 		   ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \
-		   ARCH_AT91 || MACH_TRIZEPS4 || ARCH_DAVINCI || \
+		   ARCH_AT91 || ARCH_DAVINCI || \
 		   ARCH_KS8695 || MACH_RD88F5182
 	help
 	  If you say Y here, the LEDs on your machine will be used
@@ -1005,9 +1037,9 @@ config ATAGS_PROC
 
 endmenu
 
-if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_IMX || ARCH_PXA)
+menu "CPU Power Management"
 
-menu "CPU Frequency scaling"
+if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_IMX || ARCH_PXA)
 
 source "drivers/cpufreq/Kconfig"
 
@@ -1047,10 +1079,12 @@ config CPU_FREQ_PXA
 	default y
 	select CPU_FREQ_DEFAULT_GOV_USERSPACE
 
-endmenu
-
 endif
 
+source "drivers/cpuidle/Kconfig"
+
+endmenu
+
 menu "Floating point emulation"
 
 comment "At least one emulation must be selected"
@@ -1202,6 +1236,8 @@ source "drivers/power/Kconfig"
 
 source "drivers/hwmon/Kconfig"
 
+source "drivers/thermal/Kconfig"
+
 source "drivers/watchdog/Kconfig"
 
 source "drivers/ssb/Kconfig"
@@ -1222,6 +1258,10 @@ source "drivers/usb/Kconfig"
 
 source "drivers/mmc/Kconfig"
 
+source "drivers/memstick/Kconfig"
+
+source "drivers/accessibility/Kconfig"
+
 source "drivers/leds/Kconfig"
 
 source "drivers/rtc/Kconfig"
@@ -1230,6 +1270,8 @@ source "drivers/dma/Kconfig"
 
 source "drivers/dca/Kconfig"
 
+source "drivers/auxdisplay/Kconfig"
+
 source "drivers/regulator/Kconfig"
 
 source "drivers/uio/Kconfig"

arch/arm/Makefile

@@ -47,7 +47,7 @@ comma = ,
 # Note that GCC does not numerically define an architecture version
 # macro, but instead defines a whole series of macros which makes
 # testing for a specific architecture or later rather impossible.
-arch-$(CONFIG_CPU_32v7)		:=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7a,-march=armv5t -Wa$(comma)-march=armv7a)
+arch-$(CONFIG_CPU_32v7)		:=-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
 arch-$(CONFIG_CPU_32v6)		:=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
 # Only override the compiler option if ARMv6. The ARMv6K extensions are
 # always available in ARMv7

arch/arm/boot/compressed/Makefile

@@ -76,7 +76,7 @@ KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
 endif
 
 EXTRA_CFLAGS  := -fpic -fno-builtin
-EXTRA_AFLAGS  :=
+EXTRA_AFLAGS  := -Wa,-march=all
 
 # Supply ZRELADDR, INITRD_PHYS and PARAMS_PHYS to the decompressor via
 # linker symbols.  We only define initrd_phys and params_phys if the

arch/arm/boot/compressed/head.S

@@ -421,6 +421,7 @@ __setup_mmu:	sub	r3, r4, #16384		@ Page directory size
 		add	r1, r1, #1048576
 		str	r1, [r0]
 		mov	pc, lr
+ENDPROC(__setup_mmu)
 
 __armv4_mmu_cache_on:
 		mov	r12, lr
@@ -801,7 +802,7 @@ loop1:
 		add	r2, r2, #4		@ add 4 (line length offset)
 		ldr	r4, =0x3ff
 		ands	r4, r4, r1, lsr #3	@ find maximum number on the way size
-		.word	0xe16f5f14		@ clz r5, r4 - find bit position of way size increment
+		clz	r5, r4			@ find bit position of way size increment
 		ldr	r7, =0x7fff
 		ands	r7, r7, r1, lsr #13	@ extract max number of the index size
 loop2:

arch/arm/common/Kconfig

@@ -12,7 +12,8 @@ config ICST307
 
 config SA1111
 	bool
-	select DMABOUNCE
+	select DMABOUNCE if !ARCH_PXA
+	select ZONE_DMA if !ARCH_PXA
 
 config DMABOUNCE
 	bool

arch/arm/common/dmabounce.c

@@ -154,9 +154,7 @@ alloc_safe_buffer(struct dmabounce_device_info *device_info, void *ptr,
 #endif
 
 	write_lock_irqsave(&device_info->lock, flags);
-
 	list_add(&buf->node, &device_info->safe_buffers);
-
 	write_unlock_irqrestore(&device_info->lock, flags);
 
 	return buf;
@@ -205,8 +203,22 @@ free_safe_buffer(struct dmabounce_device_info *device_info, struct safe_buffer *
 
 /* ************************************************** */
 
-static inline dma_addr_t
-map_single(struct device *dev, void *ptr, size_t size,
+static struct safe_buffer *find_safe_buffer_dev(struct device *dev,
+		dma_addr_t dma_addr, const char *where)
+{
+	if (!dev || !dev->archdata.dmabounce)
+		return NULL;
+	if (dma_mapping_error(dev, dma_addr)) {
+		if (dev)
+			dev_err(dev, "Trying to %s invalid mapping\n", where);
+		else
+			pr_err("unknown device: Trying to %s invalid mapping\n", where);
+		return NULL;
+	}
+	return find_safe_buffer(dev->archdata.dmabounce, dma_addr);
+}
+
+static inline dma_addr_t map_single(struct device *dev, void *ptr, size_t size,
 		enum dma_data_direction dir)
 {
 	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;
@@ -270,33 +282,21 @@ map_single(struct device *dev, void *ptr, size_t size,
 	return dma_addr;
 }
 
-static inline void
-unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
-		enum dma_data_direction dir)
+static inline void unmap_single(struct device *dev, dma_addr_t dma_addr,
+		size_t size, enum dma_data_direction dir)
 {
-	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;
-	struct safe_buffer *buf = NULL;
-
-	/*
-	 * Trying to unmap an invalid mapping
-	 */
-	if (dma_mapping_error(dev, dma_addr)) {
-		dev_err(dev, "Trying to unmap invalid mapping\n");
-		return;
-	}
-
-	if (device_info)
-		buf = find_safe_buffer(device_info, dma_addr);
+	struct safe_buffer *buf = find_safe_buffer_dev(dev, dma_addr, "unmap");
 
 	if (buf) {
 		BUG_ON(buf->size != size);
+		BUG_ON(buf->direction != dir);
 
 		dev_dbg(dev,
 			"%s: unsafe buffer %p (dma=%#x) mapped to %p (dma=%#x)\n",
 			__func__, buf->ptr, virt_to_dma(dev, buf->ptr),
 			buf->safe, buf->safe_dma_addr);
 
-		DO_STATS ( device_info->bounce_count++ );
+		DO_STATS(dev->archdata.dmabounce->bounce_count++);
 
 		if (dir == DMA_FROM_DEVICE || dir == DMA_BIDIRECTIONAL) {
 			void *ptr = buf->ptr;
@@ -317,74 +317,7 @@ unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
 			dmac_clean_range(ptr, ptr + size);
 			outer_clean_range(__pa(ptr), __pa(ptr) + size);
 		}
-		free_safe_buffer(device_info, buf);
-	}
-}
-
-static int sync_single(struct device *dev, dma_addr_t dma_addr, size_t size,
-			enum dma_data_direction dir)
-{
-	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;
-	struct safe_buffer *buf = NULL;
-
-	if (device_info)
-		buf = find_safe_buffer(device_info, dma_addr);
-
-	if (buf) {
-		/*
-		 * Both of these checks from original code need to be
-		 * commented out b/c some drivers rely on the following:
-		 *
-		 * 1) Drivers may map a large chunk of memory into DMA space
-		 *    but only sync a small portion of it. Good example is
-		 *    allocating a large buffer, mapping it, and then
-		 *    breaking it up into small descriptors. No point
-		 *    in syncing the whole buffer if you only have to
-		 *    touch one descriptor.
-		 *
-		 * 2) Buffers that are mapped as DMA_BIDIRECTIONAL are
-		 *    usually only synced in one dir at a time.
-		 *
-		 * See drivers/net/eepro100.c for examples of both cases.
-		 *
-		 * -ds
-		 *
-		 * BUG_ON(buf->size != size);
-		 * BUG_ON(buf->direction != dir);
-		 */
-
-		dev_dbg(dev,
-			"%s: unsafe buffer %p (dma=%#x) mapped to %p (dma=%#x)\n",
-			__func__, buf->ptr, virt_to_dma(dev, buf->ptr),
-			buf->safe, buf->safe_dma_addr);
-
-		DO_STATS ( device_info->bounce_count++ );
-
-		switch (dir) {
-		case DMA_FROM_DEVICE:
-			dev_dbg(dev,
-				"%s: copy back safe %p to unsafe %p size %d\n",
-				__func__, buf->safe, buf->ptr, size);
-			memcpy(buf->ptr, buf->safe, size);
-			break;
-		case DMA_TO_DEVICE:
-			dev_dbg(dev,
-				"%s: copy out unsafe %p to safe %p, size %d\n",
-				__func__,buf->ptr, buf->safe, size);
-			memcpy(buf->safe, buf->ptr, size);
-			break;
-		case DMA_BIDIRECTIONAL:
-			BUG();	/* is this allowed?  what does it mean? */
-		default:
-			BUG();
-		}
-		/*
-		 * No need to sync the safe buffer - it was allocated
-		 * via the coherent allocators.
-		 */
-		return 0;
-	} else {
-		return 1;
+		free_safe_buffer(dev->archdata.dmabounce, buf);
 	}
 }
 
@@ -396,21 +329,29 @@ static int sync_single(struct device *dev, dma_addr_t dma_addr, size_t size,
  * substitute the safe buffer for the unsafe one.
  * (basically move the buffer from an unsafe area to a safe one)
  */
-dma_addr_t
-dma_map_single(struct device *dev, void *ptr, size_t size,
+dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size,
 		enum dma_data_direction dir)
 {
-	dma_addr_t dma_addr;
-
 	dev_dbg(dev, "%s(ptr=%p,size=%d,dir=%x)\n",
 		__func__, ptr, size, dir);
 
-	BUG_ON(dir == DMA_NONE);
+	BUG_ON(!valid_dma_direction(dir));
 
-	dma_addr = map_single(dev, ptr, size, dir);
+	return map_single(dev, ptr, size, dir);
+}
+EXPORT_SYMBOL(dma_map_single);
 
-	return dma_addr;
+dma_addr_t dma_map_page(struct device *dev, struct page *page,
+		unsigned long offset, size_t size, enum dma_data_direction dir)
+{
+	dev_dbg(dev, "%s(page=%p,off=%#lx,size=%zx,dir=%x)\n",
+		__func__, page, offset, size, dir);
+
+	BUG_ON(!valid_dma_direction(dir));
+
+	return map_single(dev, page_address(page) + offset, size, dir);
 }
+EXPORT_SYMBOL(dma_map_page);
 
 /*
  * see if a mapped address was really a "safe" buffer and if so, copy
@@ -419,126 +360,76 @@ dma_map_single(struct device *dev, void *ptr, size_t size,
  * should be)
  */
 
-void
-dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
-			enum dma_data_direction dir)
+void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
+		enum dma_data_direction dir)
 {
 	dev_dbg(dev, "%s(ptr=%p,size=%d,dir=%x)\n",
 		__func__, (void *) dma_addr, size, dir);
 
-	BUG_ON(dir == DMA_NONE);
-
 	unmap_single(dev, dma_addr, size, dir);
 }
+EXPORT_SYMBOL(dma_unmap_single);
 
-int
-dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
-		enum dma_data_direction dir)
+int dmabounce_sync_for_cpu(struct device *dev, dma_addr_t addr,
+		unsigned long off, size_t sz, enum dma_data_direction dir)
 {
-	int i;
-
-	dev_dbg(dev, "%s(sg=%p,nents=%d,dir=%x)\n",
-		__func__, sg, nents, dir);
-
-	BUG_ON(dir == DMA_NONE);
-
-	for (i = 0; i < nents; i++, sg++) {
-		struct page *page = sg_page(sg);
-		unsigned int offset = sg->offset;
-		unsigned int length = sg->length;
-		void *ptr = page_address(page) + offset;
+	struct safe_buffer *buf;
 
-		sg->dma_address =
-			map_single(dev, ptr, length, dir);
-	}
+	dev_dbg(dev, "%s(dma=%#x,off=%#lx,sz=%zx,dir=%x)\n",
+		__func__, addr, off, sz, dir);
 
-	return nents;
-}
-
-void
-dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents,
-		enum dma_data_direction dir)
-{
-	int i;
+	buf = find_safe_buffer_dev(dev, addr, __func__);
+	if (!buf)
+		return 1;
 
-	dev_dbg(dev, "%s(sg=%p,nents=%d,dir=%x)\n",
-		__func__, sg, nents, dir);
+	BUG_ON(buf->direction != dir);
 
-	BUG_ON(dir == DMA_NONE);
+	dev_dbg(dev, "%s: unsafe buffer %p (dma=%#x) mapped to %p (dma=%#x)\n",
+		__func__, buf->ptr, virt_to_dma(dev, buf->ptr),
+		buf->safe, buf->safe_dma_addr);
 
-	for (i = 0; i < nents; i++, sg++) {
-		dma_addr_t dma_addr = sg->dma_address;
-		unsigned int length = sg->length;
+	DO_STATS(dev->archdata.dmabounce->bounce_count++);
 
-		unmap_single(dev, dma_addr, length, dir);
+	if (dir == DMA_FROM_DEVICE || dir == DMA_BIDIRECTIONAL) {
+		dev_dbg(dev, "%s: copy back safe %p to unsafe %p size %d\n",
+			__func__, buf->safe + off, buf->ptr + off, sz);
+		memcpy(buf->ptr + off, buf->safe + off, sz);
 	}
+	return 0;
 }
+EXPORT_SYMBOL(dmabounce_sync_for_cpu);
 
-void dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_addr,
-				   unsigned long offset, size_t size,
-				   enum dma_data_direction dir)
-{
-	dev_dbg(dev, "%s(dma=%#x,off=%#lx,size=%zx,dir=%x)\n",
-		__func__, dma_addr, offset, size, dir);
-
-	if (sync_single(dev, dma_addr, offset + size, dir))
-		dma_cache_maint(dma_to_virt(dev, dma_addr) + offset, size, dir);
-}
-EXPORT_SYMBOL(dma_sync_single_range_for_cpu);
-
-void dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_addr,
-				      unsigned long offset, size_t size,
-				      enum dma_data_direction dir)
-{
-	dev_dbg(dev, "%s(dma=%#x,off=%#lx,size=%zx,dir=%x)\n",
-		__func__, dma_addr, offset, size, dir);
-
-	if (sync_single(dev, dma_addr, offset + size, dir))
-		dma_cache_maint(dma_to_virt(dev, dma_addr) + offset, size, dir);
-}
-EXPORT_SYMBOL(dma_sync_single_range_for_device);
-
-void
-dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nents,
-			enum dma_data_direction dir)
+int dmabounce_sync_for_device(struct device *dev, dma_addr_t addr,
+		unsigned long off, size_t sz, enum dma_data_direction dir)
 {
-	int i;
-
-	dev_dbg(dev, "%s(sg=%p,nents=%d,dir=%x)\n",
-		__func__, sg, nents, dir);
-
-	BUG_ON(dir == DMA_NONE);
+	struct safe_buffer *buf;
 
-	for (i = 0; i < nents; i++, sg++) {
-		dma_addr_t dma_addr = sg->dma_address;
-		unsigned int length = sg->length;
+	dev_dbg(dev, "%s(dma=%#x,off=%#lx,sz=%zx,dir=%x)\n",
+		__func__, addr, off, sz, dir);
 
-		sync_single(dev, dma_addr, length, dir);
-	}
-}
-
-void
-dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nents,
-			enum dma_data_direction dir)
-{
-	int i;
+	buf = find_safe_buffer_dev(dev, addr, __func__);
+	if (!buf)
+		return 1;
 
-	dev_dbg(dev, "%s(sg=%p,nents=%d,dir=%x)\n",
-		__func__, sg, nents, dir);
+	BUG_ON(buf->direction != dir);
 
-	BUG_ON(dir == DMA_NONE);
+	dev_dbg(dev, "%s: unsafe buffer %p (dma=%#x) mapped to %p (dma=%#x)\n",
+		__func__, buf->ptr, virt_to_dma(dev, buf->ptr),
+		buf->safe, buf->safe_dma_addr);
 
-	for (i = 0; i < nents; i++, sg++) {
-		dma_addr_t dma_addr = sg->dma_address;
-		unsigned int length = sg->length;
+	DO_STATS(dev->archdata.dmabounce->bounce_count++);
 
-		sync_single(dev, dma_addr, length, dir);
+	if (dir == DMA_TO_DEVICE || dir == DMA_BIDIRECTIONAL) {
+		dev_dbg(dev, "%s: copy out unsafe %p to safe %p, size %d\n",
+			__func__,buf->ptr + off, buf->safe + off, sz);
+		memcpy(buf->safe + off, buf->ptr + off, sz);
 	}
+	return 0;
 }
+EXPORT_SYMBOL(dmabounce_sync_for_device);
 
-static int
-dmabounce_init_pool(struct dmabounce_pool *pool, struct device *dev, const char *name,
-		    unsigned long size)
+static int dmabounce_init_pool(struct dmabounce_pool *pool, struct device *dev,
+		const char *name, unsigned long size)
 {
 	pool->size = size;
 	DO_STATS(pool->allocs = 0);
@@ -549,9 +440,8 @@ dmabounce_init_pool(struct dmabounce_pool *pool, struct device *dev, const char
 	return pool->pool ? 0 : -ENOMEM;
 }
 
-int
-dmabounce_register_dev(struct device *dev, unsigned long small_buffer_size,
-			unsigned long large_buffer_size)
+int dmabounce_register_dev(struct device *dev, unsigned long small_buffer_size,
+		unsigned long large_buffer_size)
 {
 	struct dmabounce_device_info *device_info;
 	int ret;
@@ -607,9 +497,9 @@ dmabounce_register_dev(struct device *dev, unsigned long small_buffer_size,
 	kfree(device_info);
 	return ret;
 }
+EXPORT_SYMBOL(dmabounce_register_dev);
 
-void
-dmabounce_unregister_dev(struct device *dev)
+void dmabounce_unregister_dev(struct device *dev)
 {
 	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;
 
@@ -642,15 +532,6 @@ dmabounce_unregister_dev(struct device *dev)
 
 	dev_info(dev, "dmabounce: device unregistered\n");
 }
-
-
-EXPORT_SYMBOL(dma_map_single);
-EXPORT_SYMBOL(dma_unmap_single);
-EXPORT_SYMBOL(dma_map_sg);
-EXPORT_SYMBOL(dma_unmap_sg);
-EXPORT_SYMBOL(dma_sync_sg_for_cpu);
-EXPORT_SYMBOL(dma_sync_sg_for_device);
-EXPORT_SYMBOL(dmabounce_register_dev);
 EXPORT_SYMBOL(dmabounce_unregister_dev);
 
 MODULE_AUTHOR("Christopher Hoover <ch@hpl.hp.com>, Deepak Saxena <dsaxena@plexity.net>");

arch/arm/common/gic.c

@@ -27,9 +27,9 @@
 #include <linux/list.h>
 #include <linux/smp.h>
 #include <linux/cpumask.h>
+#include <linux/io.h>
 
 #include <asm/irq.h>
-#include <asm/io.h>
 #include <asm/mach/irq.h>
 #include <asm/hardware/gic.h>
 

arch/arm/common/it8152.c

@@ -66,14 +66,6 @@ static void it8152_unmask_irq(unsigned int irq)
        }
 }
 
-static inline void it8152_irq(int irq)
-{
-	struct irq_desc *desc;
-
-	desc = irq_desc + irq;
-	desc_handle_irq(irq, desc);
-}
-
 static struct irq_chip it8152_irq_chip = {
 	.name		= "it8152",
 	.ack		= it8152_mask_irq,
@@ -128,21 +120,21 @@ void it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
 	       bits_pd &= ((1 << IT8152_PD_IRQ_COUNT) - 1);
 	       while (bits_pd) {
 		       i = __ffs(bits_pd);
-		       it8152_irq(IT8152_PD_IRQ(i));
+		       generic_handle_irq(IT8152_PD_IRQ(i));
 		       bits_pd &= ~(1 << i);
 	       }
 
 	       bits_lp &= ((1 << IT8152_LP_IRQ_COUNT) - 1);
 	       while (bits_lp) {
 		       i = __ffs(bits_lp);
-		       it8152_irq(IT8152_LP_IRQ(i));
+		       generic_handle_irq(IT8152_LP_IRQ(i));
 		       bits_lp &= ~(1 << i);
 	       }
 
 	       bits_ld &= ((1 << IT8152_LD_IRQ_COUNT) - 1);
 	       while (bits_ld) {
 		       i = __ffs(bits_ld);
-		       it8152_irq(IT8152_LD_IRQ(i));
+		       generic_handle_irq(IT8152_LD_IRQ(i));
 		       bits_ld &= ~(1 << i);
 	       }
        }

arch/arm/common/locomo.c

@@ -24,9 +24,9 @@
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/mach/irq.h>
 
@@ -169,7 +169,6 @@ static struct locomo_dev_info locomo_devices[] = {
 static void locomo_handler(unsigned int irq, struct irq_desc *desc)
 {
 	int req, i;
-	struct irq_desc *d;
 	void __iomem *mapbase = get_irq_chip_data(irq);
 
 	/* Acknowledge the parent IRQ */
@@ -181,10 +180,9 @@ static void locomo_handler(unsigned int irq, struct irq_desc *desc)
 	if (req) {
 		/* generate the next interrupt(s) */
 		irq = LOCOMO_IRQ_START;
-		d = irq_desc + irq;
-		for (i = 0; i <= 3; i++, d++, irq++) {
+		for (i = 0; i <= 3; i++, irq++) {
 			if (req & (0x0100 << i)) {
-				desc_handle_irq(irq, d);
+				generic_handle_irq(irq);
 			}
 
 		}
@@ -222,12 +220,10 @@ static struct irq_chip locomo_chip = {
 
 static void locomo_key_handler(unsigned int irq, struct irq_desc *desc)
 {
-	struct irq_desc *d;
 	void __iomem *mapbase = get_irq_chip_data(irq);
 
 	if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) {
-		d = irq_desc + LOCOMO_IRQ_KEY_START;
-		desc_handle_irq(LOCOMO_IRQ_KEY_START, d);
+		generic_handle_irq(LOCOMO_IRQ_KEY_START);
 	}
 }
 
@@ -268,7 +264,6 @@ static struct irq_chip locomo_key_chip = {
 static void locomo_gpio_handler(unsigned int irq, struct irq_desc *desc)
 {
 	int req, i;
-	struct irq_desc *d;
 	void __iomem *mapbase = get_irq_chip_data(irq);
 
 	req = 	locomo_readl(mapbase + LOCOMO_GIR) &
@@ -277,10 +272,9 @@ static void locomo_gpio_handler(unsigned int irq, struct irq_desc *desc)
 
 	if (req) {
 		irq = LOCOMO_IRQ_GPIO_START;
-		d = irq_desc + LOCOMO_IRQ_GPIO_START;
-		for (i = 0; i <= 15; i++, irq++, d++) {
+		for (i = 0; i <= 15; i++, irq++) {
 			if (req & (0x0001 << i)) {
-				desc_handle_irq(irq, d);
+				generic_handle_irq(irq);
 			}
 		}
 	}
@@ -361,12 +355,10 @@ static struct irq_chip locomo_gpio_chip = {
 
 static void locomo_lt_handler(unsigned int irq, struct irq_desc *desc)
 {
-	struct irq_desc *d;
 	void __iomem *mapbase = get_irq_chip_data(irq);
 
 	if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) {
-		d = irq_desc + LOCOMO_IRQ_LT_START;
-		desc_handle_irq(LOCOMO_IRQ_LT_START, d);
+		generic_handle_irq(LOCOMO_IRQ_LT_START);
 	}
 }
 
@@ -407,17 +399,15 @@ static struct irq_chip locomo_lt_chip = {
 static void locomo_spi_handler(unsigned int irq, struct irq_desc *desc)
 {
 	int req, i;
-	struct irq_desc *d;
 	void __iomem *mapbase = get_irq_chip_data(irq);
 
 	req = locomo_readl(mapbase + LOCOMO_SPI + LOCOMO_SPIIR) & 0x000F;
 	if (req) {
 		irq = LOCOMO_IRQ_SPI_START;
-		d = irq_desc + irq;
 
-		for (i = 0; i <= 3; i++, irq++, d++) {
+		for (i = 0; i <= 3; i++, irq++) {
 			if (req & (0x0001 << i)) {
-				desc_handle_irq(irq, d);
+				generic_handle_irq(irq);
 			}
 		}
 	}

arch/arm/common/sa1111.c

@@ -25,10 +25,10 @@
 #include <linux/spinlock.h>
 #include <linux/dma-mapping.h>
 #include <linux/clk.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/mach/irq.h>
 #include <asm/sizes.h>

arch/arm/common/scoop.c

@@ -15,7 +15,7 @@
 #include <linux/string.h>
 #include <linux/slab.h>
 #include <linux/platform_device.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <asm/gpio.h>
 #include <asm/hardware/scoop.h>
 

arch/arm/common/sharpsl_param.c

@@ -12,6 +12,7 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/string.h>
 #include <asm/mach/sharpsl_param.h>
 
@@ -36,6 +37,7 @@
 #define PHAD_MAGIC	MAGIC_CHG('P','H','A','D')
 
 struct sharpsl_param_info sharpsl_param;
+EXPORT_SYMBOL(sharpsl_param);
 
 void sharpsl_save_param(void)
 {

arch/arm/common/time-acorn.c

@@ -17,9 +17,9 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
-#include <asm/io.h>
 #include <asm/hardware/ioc.h>
 
 #include <asm/mach/time.h>

arch/arm/common/uengine.c

@@ -16,9 +16,9 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/string.h>
+#include <linux/io.h>
 #include <mach/hardware.h>
 #include <asm/hardware/uengine.h>
-#include <asm/io.h>
 
 #if defined(CONFIG_ARCH_IXP2000)
 #define IXP_UENGINE_CSR_VIRT_BASE	IXP2000_UENGINE_CSR_VIRT_BASE

arch/arm/common/via82c505.c

@@ -4,8 +4,8 @@
 #include <linux/mm.h>
 #include <linux/init.h>
 #include <linux/ioport.h>
+#include <linux/io.h>
 
-#include <asm/io.h>
 #include <asm/system.h>
 
 #include <asm/mach/pci.h>

arch/arm/common/vic.c

@@ -20,8 +20,8 @@
  */
 #include <linux/init.h>
 #include <linux/list.h>
+#include <linux/io.h>
 
-#include <asm/io.h>
 #include <asm/mach/irq.h>
 #include <asm/hardware/vic.h>
 

arch/arm/configs/at91sam9rlek_defconfig

@@ -496,6 +496,7 @@ CONFIG_INPUT_TOUCHSCREEN=y
 # CONFIG_TOUCHSCREEN_PENMOUNT is not set
 # CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
 # CONFIG_TOUCHSCREEN_TOUCHWIN is not set
+CONFIG_TOUCHSCREEN_ATMEL_TSADCC=y
 # CONFIG_TOUCHSCREEN_UCB1400 is not set
 # CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set
 # CONFIG_INPUT_MISC is not set

arch/arm/configs/orion5x_defconfig

@@ -176,14 +176,17 @@ CONFIG_MACH_KUROBOX_PRO=y
 CONFIG_MACH_DNS323=y
 CONFIG_MACH_TS209=y
 CONFIG_MACH_LINKSTATION_PRO=y
+CONFIG_MACH_LINKSTATION_MINI=y
 CONFIG_MACH_TS409=y
 CONFIG_MACH_WRT350N_V2=y
 CONFIG_MACH_TS78XX=y
 CONFIG_MACH_MV2120=y
+CONFIG_MACH_EDMINI_V2=y
 CONFIG_MACH_MSS2=y
 CONFIG_MACH_WNR854T=y
 CONFIG_MACH_RD88F5181L_GE=y
 CONFIG_MACH_RD88F5181L_FXO=y
+CONFIG_MACH_RD88F6183AP_GE=y
 
 #
 # Boot options

arch/arm/include/asm/bug.h

@@ -12,7 +12,7 @@ extern void __bug(const char *file, int line) __attribute__((noreturn));
 #else
 
 /* this just causes an oops */
-#define BUG()		(*(int *)0 = 0)
+#define BUG()		do { *(int *)0 = 0; } while (1)
 
 #endif
 

arch/arm/include/asm/cacheflush.h

@@ -444,94 +444,4 @@ static inline void flush_ioremap_region(unsigned long phys, void __iomem *virt,
 	dmac_inv_range(start, start + size);
 }
 
-#define __cacheid_present(val)			(val != read_cpuid(CPUID_ID))
-#define __cacheid_type_v7(val)			((val & (7 << 29)) == (4 << 29))
-
-#define __cacheid_vivt_prev7(val)		((val & (15 << 25)) != (14 << 25))
-#define __cacheid_vipt_prev7(val)		((val & (15 << 25)) == (14 << 25))
-#define __cacheid_vipt_nonaliasing_prev7(val)	((val & (15 << 25 | 1 << 23)) == (14 << 25))
-#define __cacheid_vipt_aliasing_prev7(val)	((val & (15 << 25 | 1 << 23)) == (14 << 25 | 1 << 23))
-
-#define __cacheid_vivt(val)			(__cacheid_type_v7(val) ? 0 : __cacheid_vivt_prev7(val))
-#define __cacheid_vipt(val)			(__cacheid_type_v7(val) ? 1 : __cacheid_vipt_prev7(val))
-#define __cacheid_vipt_nonaliasing(val)		(__cacheid_type_v7(val) ? 1 : __cacheid_vipt_nonaliasing_prev7(val))
-#define __cacheid_vipt_aliasing(val)		(__cacheid_type_v7(val) ? 0 : __cacheid_vipt_aliasing_prev7(val))
-#define __cacheid_vivt_asid_tagged_instr(val)	(__cacheid_type_v7(val) ? ((val & (3 << 14)) == (1 << 14)) : 0)
-
-#if defined(CONFIG_CPU_CACHE_VIVT) && !defined(CONFIG_CPU_CACHE_VIPT)
-/*
- * VIVT caches only
- */
-#define cache_is_vivt()			1
-#define cache_is_vipt()			0
-#define cache_is_vipt_nonaliasing()	0
-#define cache_is_vipt_aliasing()	0
-#define icache_is_vivt_asid_tagged()	0
-
-#elif !defined(CONFIG_CPU_CACHE_VIVT) && defined(CONFIG_CPU_CACHE_VIPT)
-/*
- * VIPT caches only
- */
-#define cache_is_vivt()			0
-#define cache_is_vipt()			1
-#define cache_is_vipt_nonaliasing()					\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_vipt_nonaliasing(__val);			\
-	})
-
-#define cache_is_vipt_aliasing()					\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_vipt_aliasing(__val);				\
-	})
-
-#define icache_is_vivt_asid_tagged()					\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_vivt_asid_tagged_instr(__val);		\
-	})
-
-#else
-/*
- * VIVT or VIPT caches.  Note that this is unreliable since ARM926
- * and V6 CPUs satisfy the "(val & (15 << 25)) == (14 << 25)" test.
- * There's no way to tell from the CacheType register what type (!)
- * the cache is.
- */
-#define cache_is_vivt()							\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		(!__cacheid_present(__val)) || __cacheid_vivt(__val);	\
-	})
-		
-#define cache_is_vipt()							\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_present(__val) && __cacheid_vipt(__val);	\
-	})
-
-#define cache_is_vipt_nonaliasing()					\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_present(__val) &&				\
-		 __cacheid_vipt_nonaliasing(__val);			\
-	})
-
-#define cache_is_vipt_aliasing()					\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_present(__val) &&				\
-		 __cacheid_vipt_aliasing(__val);			\
-	})
-
-#define icache_is_vivt_asid_tagged()					\
-	({								\
-		unsigned int __val = read_cpuid(CPUID_CACHETYPE);	\
-		__cacheid_present(__val) &&				\
-		 __cacheid_vivt_asid_tagged_instr(__val);		\
-	})
-
-#endif
-
 #endif

arch/arm/include/asm/cachetype.h

+#ifndef __ASM_ARM_CACHETYPE_H
+#define __ASM_ARM_CACHETYPE_H
+
+#define CACHEID_VIVT			(1 << 0)
+#define CACHEID_VIPT_NONALIASING	(1 << 1)
+#define CACHEID_VIPT_ALIASING		(1 << 2)
+#define CACHEID_VIPT			(CACHEID_VIPT_ALIASING|CACHEID_VIPT_NONALIASING)
+#define CACHEID_ASID_TAGGED		(1 << 3)
+
+extern unsigned int cacheid;
+
+#define cache_is_vivt()			cacheid_is(CACHEID_VIVT)
+#define cache_is_vipt()			cacheid_is(CACHEID_VIPT)
+#define cache_is_vipt_nonaliasing()	cacheid_is(CACHEID_VIPT_NONALIASING)
+#define cache_is_vipt_aliasing()	cacheid_is(CACHEID_VIPT_ALIASING)
+#define icache_is_vivt_asid_tagged()	cacheid_is(CACHEID_ASID_TAGGED)
+
+/*
+ * __LINUX_ARM_ARCH__ is the minimum supported CPU architecture
+ * Mask out support which will never be present on newer CPUs.
+ * - v6+ is never VIVT
+ * - v7+ VIPT never aliases
+ */
+#if __LINUX_ARM_ARCH__ >= 7
+#define __CACHEID_ARCH_MIN	(CACHEID_VIPT_NONALIASING | CACHEID_ASID_TAGGED)
+#elif __LINUX_ARM_ARCH__ >= 6
+#define	__CACHEID_ARCH_MIN	(~CACHEID_VIVT)
+#else
+#define __CACHEID_ARCH_MIN	(~0)
+#endif
+
+/*
+ * Mask out support which isn't configured
+ */
+#if defined(CONFIG_CPU_CACHE_VIVT) && !defined(CONFIG_CPU_CACHE_VIPT)
+#define __CACHEID_ALWAYS	(CACHEID_VIVT)
+#define __CACHEID_NEVER		(~CACHEID_VIVT)
+#elif !defined(CONFIG_CPU_CACHE_VIVT) && defined(CONFIG_CPU_CACHE_VIPT)
+#define __CACHEID_ALWAYS	(0)
+#define __CACHEID_NEVER		(CACHEID_VIVT)
+#else
+#define __CACHEID_ALWAYS	(0)
+#define __CACHEID_NEVER		(0)
+#endif
+
+static inline unsigned int __attribute__((pure)) cacheid_is(unsigned int mask)
+{
+	return (__CACHEID_ALWAYS & mask) |
+	       (~__CACHEID_NEVER & __CACHEID_ARCH_MIN & mask & cacheid);
+}
+
+#endif

arch/arm/include/asm/cputype.h

+#ifndef __ASM_ARM_CPUTYPE_H
+#define __ASM_ARM_CPUTYPE_H
+
+#include <linux/stringify.h>
+
+#define CPUID_ID	0
+#define CPUID_CACHETYPE	1
+#define CPUID_TCM	2
+#define CPUID_TLBTYPE	3
+
+#ifdef CONFIG_CPU_CP15
+#define read_cpuid(reg)							\
+	({								\
+		unsigned int __val;					\
+		asm("mrc	p15, 0, %0, c0, c0, " __stringify(reg)	\
+		    : "=r" (__val)					\
+		    :							\
+		    : "cc");						\
+		__val;							\
+	})
+#else
+extern unsigned int processor_id;
+#define read_cpuid(reg) (processor_id)
+#endif
+
+/*
+ * The CPU ID never changes at run time, so we might as well tell the
+ * compiler that it's constant.  Use this function to read the CPU ID
+ * rather than directly reading processor_id or read_cpuid() directly.
+ */
+static inline unsigned int __attribute_const__ read_cpuid_id(void)
+{
+	return read_cpuid(CPUID_ID);
+}
+
+static inline unsigned int __attribute_const__ read_cpuid_cachetype(void)
+{
+	return read_cpuid(CPUID_CACHETYPE);
+}
+
+/*
+ * 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)
+{
+	if ((read_cpuid_id() & 0xffffe000) == 0x69056000)
+		return 1;
+
+	return 0;
+}
+#endif
+
+#if !defined(CONFIG_CPU_XSCALE) && !defined(CONFIG_CPU_XSC3)
+#define	cpu_is_xscale()	0
+#else
+#define	cpu_is_xscale()	1
+#endif
+
+#endif

arch/arm/include/asm/elf.h

@@ -3,7 +3,6 @@
 
 #include <asm/hwcap.h>
 
-#ifndef __ASSEMBLY__
 /*
  * ELF register definitions..
  */
@@ -17,12 +16,34 @@ typedef unsigned long elf_freg_t[3];
 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
 
 typedef struct user_fp elf_fpregset_t;
-#endif
 
 #define EM_ARM	40
-#define EF_ARM_APCS26 0x08
-#define EF_ARM_SOFT_FLOAT 0x200
-#define EF_ARM_EABI_MASK 0xFF000000
+
+#define EF_ARM_EABI_MASK	0xff000000
+#define EF_ARM_EABI_UNKNOWN	0x00000000
+#define EF_ARM_EABI_VER1	0x01000000
+#define EF_ARM_EABI_VER2	0x02000000
+#define EF_ARM_EABI_VER3	0x03000000
+#define EF_ARM_EABI_VER4	0x04000000
+#define EF_ARM_EABI_VER5	0x05000000
+
+#define EF_ARM_BE8		0x00800000	/* ABI 4,5 */
+#define EF_ARM_LE8		0x00400000	/* ABI 4,5 */
+#define EF_ARM_MAVERICK_FLOAT	0x00000800	/* ABI 0 */
+#define EF_ARM_VFP_FLOAT	0x00000400	/* ABI 0 */
+#define EF_ARM_SOFT_FLOAT	0x00000200	/* ABI 0 */
+#define EF_ARM_OLD_ABI		0x00000100	/* ABI 0 */
+#define EF_ARM_NEW_ABI		0x00000080	/* ABI 0 */
+#define EF_ARM_ALIGN8		0x00000040	/* ABI 0 */
+#define EF_ARM_PIC		0x00000020	/* ABI 0 */
+#define EF_ARM_MAPSYMSFIRST	0x00000010	/* ABI 2 */
+#define EF_ARM_APCS_FLOAT	0x00000010	/* ABI 0, floats in fp regs */
+#define EF_ARM_DYNSYMSUSESEGIDX	0x00000008	/* ABI 2 */
+#define EF_ARM_APCS_26		0x00000008	/* ABI 0 */
+#define EF_ARM_SYMSARESORTED	0x00000004	/* ABI 1,2 */
+#define EF_ARM_INTERWORK	0x00000004	/* ABI 0 */
+#define EF_ARM_HASENTRY		0x00000002	/* All */
+#define EF_ARM_RELEXEC		0x00000001	/* All */
 
 #define R_ARM_NONE	0
 #define R_ARM_PC24	1
@@ -41,7 +62,6 @@ typedef struct user_fp elf_fpregset_t;
 #endif
 #define ELF_ARCH	EM_ARM
 
-#ifndef __ASSEMBLY__
 /*
  * This yields a string that ld.so will use to load implementation
  * specific libraries for optimization.  This is more specific in
@@ -59,25 +79,17 @@ typedef struct user_fp elf_fpregset_t;
 #define ELF_PLATFORM	(elf_platform)
 
 extern char elf_platform[];
-#endif
 
-/*
- * This is used to ensure we don't load something for the wrong architecture.
- */
-#define elf_check_arch(x) ((x)->e_machine == EM_ARM && ELF_PROC_OK(x))
+struct elf32_hdr;
 
 /*
- * 32-bit code is always OK.  Some cpus can do 26-bit, some can't.
+ * This is used to ensure we don't load something for the wrong architecture.
  */
-#define ELF_PROC_OK(x)	(ELF_THUMB_OK(x) && ELF_26BIT_OK(x))
-
-#define ELF_THUMB_OK(x) \
-	((elf_hwcap & HWCAP_THUMB && ((x)->e_entry & 1) == 1) || \
-	 ((x)->e_entry & 3) == 0)
+extern int elf_check_arch(const struct elf32_hdr *);
+#define elf_check_arch elf_check_arch
 
-#define ELF_26BIT_OK(x) \
-	((elf_hwcap & HWCAP_26BIT && (x)->e_flags & EF_ARM_APCS26) || \
-	  ((x)->e_flags & EF_ARM_APCS26) == 0)
+extern int arm_elf_read_implies_exec(const struct elf32_hdr *, int);
+#define elf_read_implies_exec(ex,stk) arm_elf_read_implies_exec(&(ex), stk)
 
 #define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE	4096
@@ -94,23 +106,7 @@ extern char elf_platform[];
    have no such handler.  */
 #define ELF_PLAT_INIT(_r, load_addr)	(_r)->ARM_r0 = 0
 
-/*
- * Since the FPA coprocessor uses CP1 and CP2, and iWMMXt uses CP0
- * and CP1, we only enable access to the iWMMXt coprocessor if the
- * binary is EABI or softfloat (and thus, guaranteed not to use
- * FPA instructions.)
- */
-#define SET_PERSONALITY(ex, ibcs2)					\
-	do {								\
-		if ((ex).e_flags & EF_ARM_APCS26) {			\
-			set_personality(PER_LINUX);			\
-		} else {						\
-			set_personality(PER_LINUX_32BIT);		\
-			if (elf_hwcap & HWCAP_IWMMXT && (ex).e_flags & (EF_ARM_EABI_MASK | EF_ARM_SOFT_FLOAT)) \
-				set_thread_flag(TIF_USING_IWMMXT);	\
-			else						\
-				clear_thread_flag(TIF_USING_IWMMXT);	\
-		}							\
-	} while (0)
+extern void elf_set_personality(const struct elf32_hdr *);
+#define SET_PERSONALITY(ex, ibcs2)	elf_set_personality(&(ex))
 
 #endif

arch/arm/include/asm/io.h

@@ -60,10 +60,9 @@ extern void __raw_readsl(const void __iomem *addr, void *data, int longlen);
 #define MT_DEVICE		0
 #define MT_DEVICE_NONSHARED	1
 #define MT_DEVICE_CACHED	2
-#define MT_DEVICE_IXP2000	3
-#define MT_DEVICE_WC		4
+#define MT_DEVICE_WC		3
 /*
- * types 5 onwards can be found in asm/mach/map.h and are undefined
+ * types 4 onwards can be found in asm/mach/map.h and are undefined
  * for ioremap
  */
 

arch/arm/include/asm/irq.h

@@ -22,6 +22,10 @@
 #ifndef __ASSEMBLY__
 struct irqaction;
 extern void migrate_irqs(void);
+
+extern void asm_do_IRQ(unsigned int, struct pt_regs *);
+void init_IRQ(void);
+
 #endif
 
 #endif

arch/arm/include/asm/kprobes.h

@@ -61,7 +61,6 @@ struct kprobe_ctlblk {
 void arch_remove_kprobe(struct kprobe *);
 void kretprobe_trampoline(void);
 
-int kprobe_trap_handler(struct pt_regs *regs, unsigned int instr);
 int kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr);
 int kprobe_exceptions_notify(struct notifier_block *self,
 			     unsigned long val, void *data);

arch/arm/include/asm/mach/map.h

@@ -18,16 +18,13 @@ struct map_desc {
 	unsigned int type;
 };
 
-/* types 0-4 are defined in asm/io.h */
-#define MT_CACHECLEAN		5
-#define MT_MINICLEAN		6
-#define MT_LOW_VECTORS		7
-#define MT_HIGH_VECTORS		8
-#define MT_MEMORY		9
-#define MT_ROM			10
-
-#define MT_NONSHARED_DEVICE	MT_DEVICE_NONSHARED
-#define MT_IXP2000_DEVICE	MT_DEVICE_IXP2000
+/* types 0-3 are defined in asm/io.h */
+#define MT_CACHECLEAN		4
+#define MT_MINICLEAN		5
+#define MT_LOW_VECTORS		6
+#define MT_HIGH_VECTORS		7
+#define MT_MEMORY		8
+#define MT_ROM			9
 
 #ifdef CONFIG_MMU
 extern void iotable_init(struct map_desc *, int);

arch/arm/include/asm/mach/udc_pxa2xx.h

@@ -18,8 +18,7 @@ struct pxa2xx_udc_mach_info {
 	/* Boards following the design guidelines in the developer's manual,
 	 * with on-chip GPIOs not Lubbock's weird hardware, can have a sane
 	 * VBUS IRQ and omit the methods above.  Store the GPIO number
-	 * here; for GPIO 0, also mask in one of the pxa_gpio_mode() bits.
-	 * Note that sometimes the signals go through inverters...
+	 * here.  Note that sometimes the signals go through inverters...
 	 */
 	bool	gpio_vbus_inverted;
 	u16	gpio_vbus;			/* high == vbus present */

arch/arm/include/asm/mc146818rtc.h

@@ -4,8 +4,8 @@
 #ifndef _ASM_MC146818RTC_H
 #define _ASM_MC146818RTC_H
 
+#include <linux/io.h>
 #include <mach/irqs.h>
-#include <asm/io.h>
 
 #ifndef RTC_PORT
 #define RTC_PORT(x)	(0x70 + (x))

arch/arm/include/asm/mmu_context.h

@@ -15,6 +15,7 @@
 
 #include <linux/compiler.h>
 #include <asm/cacheflush.h>
+#include <asm/cachetype.h>
 #include <asm/proc-fns.h>
 #include <asm-generic/mm_hooks.h>