Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci into devel

106 files changed, 4259 insertions, 952 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c52f6909f65d..65bf774a26fd 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -281,6 +281,7 @@ config ARCH_EP93XX
 	select HAVE_CLK
 	select COMMON_CLKDEV
 	select ARCH_REQUIRE_GPIOLIB
+	select ARCH_HAS_HOLES_MEMORYMODEL
 	help
 	  This enables support for the Cirrus EP93xx series of CPUs.
 
@@ -595,6 +596,7 @@ config ARCH_DAVINCI
 	select ZONE_DMA
 	select HAVE_IDE
 	select COMMON_CLKDEV
+	select GENERIC_ALLOCATOR
 	help
 	  Support for TI's DaVinci platform.
 
@@ -965,10 +967,9 @@ config OABI_COMPAT
 	  UNPREDICTABLE (in fact it can be predicted that it won't work
 	  at all). If in doubt say Y.
 
-config ARCH_FLATMEM_HAS_HOLES
+config ARCH_HAS_HOLES_MEMORYMODEL
 	bool
-	default y
-	depends on FLATMEM
+	default n
 
 # Discontigmem is deprecated
 config ARCH_DISCONTIGMEM_ENABLE
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c
index c6884ba1d5ed..3e1714c6523f 100644
--- a/arch/arm/common/gic.c
+++ b/arch/arm/common/gic.c
@@ -253,9 +253,9 @@ void __cpuinit gic_cpu_init(unsigned int gic_nr, void __iomem *base)
 }
 
 #ifdef CONFIG_SMP
-void gic_raise_softirq(cpumask_t cpumask, unsigned int irq)
+void gic_raise_softirq(const struct cpumask *mask, unsigned int irq)
 {
-	unsigned long map = *cpus_addr(cpumask);
+	unsigned long map = *cpus_addr(*mask);
 
 	/* this always happens on GIC0 */
 	writel(map << 16 | irq, gic_data[0].dist_base + GIC_DIST_SOFTINT);
diff --git a/arch/arm/configs/davinci_all_defconfig b/arch/arm/configs/davinci_all_defconfig
index eb2738b5be5f..ac18662f38cc 100644
--- a/arch/arm/configs/davinci_all_defconfig
+++ b/arch/arm/configs/davinci_all_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Wed Apr 15 08:16:53 2009
+# Linux kernel version: 2.6.30-rc7
+# Tue May 26 07:24:28 2009
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
@@ -179,6 +179,7 @@ CONFIG_ARCH_DAVINCI=y
 # CONFIG_ARCH_OMAP is not set
 # CONFIG_ARCH_MSM is not set
 # CONFIG_ARCH_W90X900 is not set
+CONFIG_AINTC=y
 
 #
 # TI DaVinci Implementations
@@ -188,11 +189,17 @@ CONFIG_ARCH_DAVINCI=y
 # DaVinci Core Type
 #
 CONFIG_ARCH_DAVINCI_DM644x=y
+CONFIG_ARCH_DAVINCI_DM355=y
+CONFIG_ARCH_DAVINCI_DM646x=y
 
 #
 # DaVinci Board Type
 #
 CONFIG_MACH_DAVINCI_EVM=y
+CONFIG_MACH_SFFSDR=y
+CONFIG_MACH_DAVINCI_DM355_EVM=y
+CONFIG_MACH_DM355_LEOPARD=y
+CONFIG_MACH_DAVINCI_DM6467_EVM=y
 CONFIG_DAVINCI_MUX=y
 CONFIG_DAVINCI_MUX_DEBUG=y
 CONFIG_DAVINCI_MUX_WARNINGS=y
@@ -245,7 +252,7 @@ CONFIG_PREEMPT=y
 CONFIG_HZ=100
 CONFIG_AEABI=y
 # CONFIG_OABI_COMPAT is not set
-CONFIG_ARCH_FLATMEM_HAS_HOLES=y
+# CONFIG_ARCH_HAS_HOLES_MEMORYMODEL is not set
 # CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
 # CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
 # CONFIG_HIGHMEM is not set
@@ -661,7 +668,10 @@ CONFIG_NET_ETHERNET=y
 CONFIG_MII=y
 # CONFIG_AX88796 is not set
 # CONFIG_SMC91X is not set
-# CONFIG_DM9000 is not set
+CONFIG_TI_DAVINCI_EMAC=y
+CONFIG_DM9000=y
+CONFIG_DM9000_DEBUGLEVEL=4
+# CONFIG_DM9000_FORCE_SIMPLE_PHY_POLL is not set
 # CONFIG_ETHOC is not set
 # CONFIG_SMC911X is not set
 # CONFIG_SMSC911X is not set
@@ -963,6 +973,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_CORE is not set
 # CONFIG_MFD_SM501 is not set
 # CONFIG_MFD_ASIC3 is not set
+# CONFIG_MFD_DM355EVM_MSP is not set
 # CONFIG_HTC_EGPIO is not set
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_TPS65010 is not set
@@ -1317,6 +1328,7 @@ CONFIG_MMC_BLOCK=m
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_DAVINCI is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_ACCESSIBILITY is not set
 CONFIG_NEW_LEDS=y
@@ -1778,6 +1790,7 @@ CONFIG_CRC32=y
 CONFIG_ZLIB_INFLATE=y
 CONFIG_ZLIB_DEFLATE=m
 CONFIG_DECOMPRESS_GZIP=y
+CONFIG_GENERIC_ALLOCATOR=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
diff --git a/arch/arm/include/asm/hardware/gic.h b/arch/arm/include/asm/hardware/gic.h
index 4924914af188..7f34333bb545 100644
--- a/arch/arm/include/asm/hardware/gic.h
+++ b/arch/arm/include/asm/hardware/gic.h
@@ -36,7 +36,7 @@
 void gic_dist_init(unsigned int gic_nr, void __iomem *base, unsigned int irq_start);
 void gic_cpu_init(unsigned int gic_nr, void __iomem *base);
 void gic_cascade_irq(unsigned int gic_nr, unsigned int irq);
-void gic_raise_softirq(cpumask_t cpumask, unsigned int irq);
+void gic_raise_softirq(const struct cpumask *mask, unsigned int irq);
 #endif
 
 #endif
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index fad70da5911d..5995935338e1 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -53,17 +53,12 @@ extern void smp_store_cpu_info(unsigned int cpuid);
 /*
  * Raise an IPI cross call on CPUs in callmap.
  */
-extern void smp_cross_call(cpumask_t callmap);
-
-/*
- * Broadcast a timer interrupt to the other CPUs.
- */
-extern void smp_send_timer(void);
+extern void smp_cross_call(const struct cpumask *mask);
 
 /*
  * Broadcast a clock event to other CPUs.
  */
-extern void smp_timer_broadcast(cpumask_t mask);
+extern void smp_timer_broadcast(const struct cpumask *mask);
 
 /*
  * Boot a secondary CPU, and assign it the specified idle task.
@@ -102,7 +97,8 @@ extern int platform_cpu_kill(unsigned int cpu);
 extern void platform_cpu_enable(unsigned int cpu);
 
 extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
+extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
+#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 /*
  * Local timer interrupt handling function (can be IPI'ed).
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 7801aac3c043..6014dfd22af4 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -326,14 +326,14 @@ void __init smp_prepare_boot_cpu(void)
 	per_cpu(cpu_data, cpu).idle = current;
 }
 
-static void send_ipi_message(cpumask_t callmap, enum ipi_msg_type msg)
+static void send_ipi_message(const struct cpumask *mask, enum ipi_msg_type msg)
 {
 	unsigned long flags;
 	unsigned int cpu;
 
 	local_irq_save(flags);
 
-	for_each_cpu_mask(cpu, callmap) {
+	for_each_cpu(cpu, mask) {
 		struct ipi_data *ipi = &per_cpu(ipi_data, cpu);
 
 		spin_lock(&ipi->lock);
@@ -344,19 +344,19 @@ static void send_ipi_message(cpumask_t callmap, enum ipi_msg_type msg)
 	/*
 	 * Call the platform specific cross-CPU call function.
 	 */
-	smp_cross_call(callmap);
+	smp_cross_call(mask);
 
 	local_irq_restore(flags);
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
 	send_ipi_message(mask, IPI_CALL_FUNC);
 }
 
 void arch_send_call_function_single_ipi(int cpu)
 {
-	send_ipi_message(cpumask_of_cpu(cpu), IPI_CALL_FUNC_SINGLE);
+	send_ipi_message(cpumask_of(cpu), IPI_CALL_FUNC_SINGLE);
 }
 
 void show_ipi_list(struct seq_file *p)
@@ -498,17 +498,10 @@ asmlinkage void __exception do_IPI(struct pt_regs *regs)
 
 void smp_send_reschedule(int cpu)
 {
-	send_ipi_message(cpumask_of_cpu(cpu), IPI_RESCHEDULE);
+	send_ipi_message(cpumask_of(cpu), IPI_RESCHEDULE);
 }
 
-void smp_send_timer(void)
-{
-	cpumask_t mask = cpu_online_map;
-	cpu_clear(smp_processor_id(), mask);
-	send_ipi_message(mask, IPI_TIMER);
-}
-
-void smp_timer_broadcast(cpumask_t mask)
+void smp_timer_broadcast(const struct cpumask *mask)
 {
 	send_ipi_message(mask, IPI_TIMER);
 }
@@ -517,7 +510,7 @@ void smp_send_stop(void)
 {
 	cpumask_t mask = cpu_online_map;
 	cpu_clear(smp_processor_id(), mask);
-	send_ipi_message(mask, IPI_CPU_STOP);
+	send_ipi_message(&mask, IPI_CPU_STOP);
 }
 
 /*
@@ -528,20 +521,17 @@ int setup_profiling_timer(unsigned int multiplier)
 	return -EINVAL;
 }
 
-static int
-on_each_cpu_mask(void (*func)(void *), void *info, int wait, cpumask_t mask)
+static void
+on_each_cpu_mask(void (*func)(void *), void *info, int wait,
+		const struct cpumask *mask)
 {
-	int ret = 0;
-
 	preempt_disable();
 
-	ret = smp_call_function_mask(mask, func, info, wait);
-	if (cpu_isset(smp_processor_id(), mask))
+	smp_call_function_many(mask, func, info, wait);
+	if (cpumask_test_cpu(smp_processor_id(), mask))
 		func(info);
 
 	preempt_enable();
-
-	return ret;
 }
 
 /**********************************************************************/
@@ -602,20 +592,17 @@ void flush_tlb_all(void)
 
 void flush_tlb_mm(struct mm_struct *mm)
 {
-	cpumask_t mask = mm->cpu_vm_mask;
-
-	on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, mask);
+	on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
 }
 
 void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
 {
-	cpumask_t mask = vma->vm_mm->cpu_vm_mask;
 	struct tlb_args ta;
 
 	ta.ta_vma = vma;
 	ta.ta_start = uaddr;
 
-	on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, mask);
+	on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
 }
 
 void flush_tlb_kernel_page(unsigned long kaddr)
@@ -630,14 +617,13 @@ void flush_tlb_kernel_page(unsigned long kaddr)
 void flush_tlb_range(struct vm_area_struct *vma,
                      unsigned long start, unsigned long end)
 {
-	cpumask_t mask = vma->vm_mm->cpu_vm_mask;
 	struct tlb_args ta;
 
 	ta.ta_vma = vma;
 	ta.ta_start = start;
 	ta.ta_end = end;
 
-	on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, mask);
+	on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
 }
 
 void flush_tlb_kernel_range(unsigned long start, unsigned long end)
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index a9c78bc72b84..76408670554d 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -1,11 +1,26 @@
 if ARCH_DAVINCI
 
+config AINTC
+	bool
+
+config CP_INTC
+	bool
+
 menu "TI DaVinci Implementations"
 
 comment "DaVinci Core Type"
 
 config ARCH_DAVINCI_DM644x
 	bool "DaVinci 644x based system"
+	select AINTC
+
+config ARCH_DAVINCI_DM355
+        bool "DaVinci 355 based system"
+	select AINTC
+
+config ARCH_DAVINCI_DM646x
+        bool "DaVinci 646x based system"
+	select AINTC
 
 comment "DaVinci Board Type"
 
@@ -17,6 +32,38 @@ config MACH_DAVINCI_EVM
 	  Configure this option to specify the whether the board used
 	  for development is a DM644x EVM
 
+config MACH_SFFSDR
+	bool "Lyrtech SFFSDR"
+	default n
+	depends on ARCH_DAVINCI_DM644x
+	help
+	  Say Y here to select the Lyrtech Small Form Factor
+	  Software Defined Radio (SFFSDR) board.
+
+config MACH_DAVINCI_DM355_EVM
+	bool "TI DM355 EVM"
+	default n
+	depends on ARCH_DAVINCI_DM355
+	help
+	  Configure this option to specify the whether the board used
+	  for development is a DM355 EVM
+
+config MACH_DM355_LEOPARD
+	bool "DM355 Leopard board"
+	default n
+	depends on ARCH_DAVINCI_DM355
+	help
+	  Configure this option to specify the whether the board used
+	  for development is a DM355 Leopard board.
+
+config MACH_DAVINCI_DM6467_EVM
+	bool "TI DM6467 EVM"
+	default n
+	depends on ARCH_DAVINCI_DM646x
+	help
+	  Configure this option to specify the whether the board used
+	  for development is a DM6467 EVM
+
 
 config DAVINCI_MUX
 	bool "DAVINCI multiplexing support"
diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile
index 1674661942f3..059ab78084ba 100644
--- a/arch/arm/mach-davinci/Makefile
+++ b/arch/arm/mach-davinci/Makefile
@@ -4,13 +4,22 @@
 #
 
 # Common objects
-obj-y 			:= time.o irq.o clock.o serial.o io.o id.o psc.o \
-			   gpio.o devices.o dma.o usb.o
+obj-y 			:= time.o clock.o serial.o io.o psc.o \
+			   gpio.o devices.o dma.o usb.o common.o sram.o
 
 obj-$(CONFIG_DAVINCI_MUX)		+= mux.o
 
 # Chip specific
 obj-$(CONFIG_ARCH_DAVINCI_DM644x)       += dm644x.o
+obj-$(CONFIG_ARCH_DAVINCI_DM355)        += dm355.o
+obj-$(CONFIG_ARCH_DAVINCI_DM646x)       += dm646x.o
+
+obj-$(CONFIG_AINTC)			+= irq.o
+obj-$(CONFIG_CP_INTC)			+= cp_intc.o
 
 # Board specific
 obj-$(CONFIG_MACH_DAVINCI_EVM)  	+= board-dm644x-evm.o
+obj-$(CONFIG_MACH_SFFSDR)		+= board-sffsdr.o
+obj-$(CONFIG_MACH_DAVINCI_DM355_EVM)	+= board-dm355-evm.o
+obj-$(CONFIG_MACH_DM355_LEOPARD)	+= board-dm355-leopard.o
+obj-$(CONFIG_MACH_DAVINCI_DM6467_EVM)	+= board-dm646x-evm.o
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c
new file mode 100644
index 000000000000..5ac2f565d860
--- /dev/null
+++ b/arch/arm/mach-davinci/board-dm355-evm.c
@@ -0,0 +1,298 @@
+/*
+ * TI DaVinci EVM board support
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (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.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/nand.h>
+#include <linux/i2c.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <linux/clk.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/eeprom.h>
+
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <mach/hardware.h>
+#include <mach/dm355.h>
+#include <mach/psc.h>
+#include <mach/common.h>
+#include <mach/i2c.h>
+#include <mach/serial.h>
+#include <mach/nand.h>
+#include <mach/mmc.h>
+#include <mach/common.h>
+
+#define DAVINCI_ASYNC_EMIF_CONTROL_BASE		0x01e10000
+#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE	0x02000000
+
+/* NOTE:  this is geared for the standard config, with a socketed
+ * 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors.  If you
+ * swap chips, maybe with a different block size, partitioning may
+ * need to be changed.
+ */
+#define NAND_BLOCK_SIZE		SZ_128K
+
+static struct mtd_partition davinci_nand_partitions[] = {
+	{
+		/* UBL (a few copies) plus U-Boot */
+		.name		= "bootloader",
+		.offset		= 0,
+		.size		= 15 * NAND_BLOCK_SIZE,
+		.mask_flags	= MTD_WRITEABLE, /* force read-only */
+	}, {
+		/* U-Boot environment */
+		.name		= "params",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= 1 * NAND_BLOCK_SIZE,
+		.mask_flags	= 0,
+	}, {
+		.name		= "kernel",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= SZ_4M,
+		.mask_flags	= 0,
+	}, {
+		.name		= "filesystem1",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= SZ_512M,
+		.mask_flags	= 0,
+	}, {
+		.name		= "filesystem2",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= MTDPART_SIZ_FULL,
+		.mask_flags	= 0,
+	}
+	/* two blocks with bad block table (and mirror) at the end */
+};
+
+static struct davinci_nand_pdata davinci_nand_data = {
+	.mask_chipsel		= BIT(14),
+	.parts			= davinci_nand_partitions,
+	.nr_parts		= ARRAY_SIZE(davinci_nand_partitions),
+	.ecc_mode		= NAND_ECC_HW_SYNDROME,
+	.options		= NAND_USE_FLASH_BBT,
+};
+
+static struct resource davinci_nand_resources[] = {
+	{
+		.start		= DAVINCI_ASYNC_EMIF_DATA_CE0_BASE,
+		.end		= DAVINCI_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1,
+		.flags		= IORESOURCE_MEM,
+	}, {
+		.start		= DAVINCI_ASYNC_EMIF_CONTROL_BASE,
+		.end		= DAVINCI_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device davinci_nand_device = {
+	.name			= "davinci_nand",
+	.id			= 0,
+
+	.num_resources		= ARRAY_SIZE(davinci_nand_resources),
+	.resource		= davinci_nand_resources,
+
+	.dev			= {
+		.platform_data	= &davinci_nand_data,
+	},
+};
+
+static struct davinci_i2c_platform_data i2c_pdata = {
+	.bus_freq	= 400	/* kHz */,
+	.bus_delay	= 0	/* usec */,
+};
+
+static int dm355evm_mmc_gpios = -EINVAL;
+
+static void dm355evm_mmcsd_gpios(unsigned gpio)
+{
+	gpio_request(gpio + 0, "mmc0_ro");
+	gpio_request(gpio + 1, "mmc0_cd");
+	gpio_request(gpio + 2, "mmc1_ro");
+	gpio_request(gpio + 3, "mmc1_cd");
+
+	/* we "know" these are input-only so we don't
+	 * need to call gpio_direction_input()
+	 */
+
+	dm355evm_mmc_gpios = gpio;
+}
+
+static struct i2c_board_info dm355evm_i2c_info[] = {
+	{ I2C_BOARD_INFO("dm355evm_msp", 0x25),
+		.platform_data = dm355evm_mmcsd_gpios,
+		/* plus irq */ },
+	/* { I2C_BOARD_INFO("tlv320aic3x", 0x1b), }, */
+	/* { I2C_BOARD_INFO("tvp5146", 0x5d), }, */
+};
+
+static void __init evm_init_i2c(void)
+{
+	davinci_init_i2c(&i2c_pdata);
+
+	gpio_request(5, "dm355evm_msp");
+	gpio_direction_input(5);
+	dm355evm_i2c_info[0].irq = gpio_to_irq(5);
+
+	i2c_register_board_info(1, dm355evm_i2c_info,
+			ARRAY_SIZE(dm355evm_i2c_info));
+}
+
+static struct resource dm355evm_dm9000_rsrc[] = {
+	{
+		/* addr */
+		.start	= 0x04014000,
+		.end	= 0x04014001,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		/* data */
+		.start	= 0x04014002,
+		.end	= 0x04014003,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.flags	= IORESOURCE_IRQ
+			| IORESOURCE_IRQ_HIGHEDGE /* rising (active high) */,
+	},
+};
+
+static struct platform_device dm355evm_dm9000 = {
+	.name		= "dm9000",
+	.id		= -1,
+	.resource	= dm355evm_dm9000_rsrc,
+	.num_resources	= ARRAY_SIZE(dm355evm_dm9000_rsrc),
+};
+
+static struct platform_device *davinci_evm_devices[] __initdata = {
+	&dm355evm_dm9000,
+	&davinci_nand_device,
+};
+
+static struct davinci_uart_config uart_config __initdata = {
+	.enabled_uarts = (1 << 0),
+};
+
+static void __init dm355_evm_map_io(void)
+{
+	dm355_init();
+}
+
+static int dm355evm_mmc_get_cd(int module)
+{
+	if (!gpio_is_valid(dm355evm_mmc_gpios))
+		return -ENXIO;
+	/* low == card present */
+	return !gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 1);
+}
+
+static int dm355evm_mmc_get_ro(int module)
+{
+	if (!gpio_is_valid(dm355evm_mmc_gpios))
+		return -ENXIO;
+	/* high == card's write protect switch active */
+	return gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 0);
+}
+
+static struct davinci_mmc_config dm355evm_mmc_config = {
+	.get_cd		= dm355evm_mmc_get_cd,
+	.get_ro		= dm355evm_mmc_get_ro,
+	.wires		= 4,
+	.max_freq       = 50000000,
+	.caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
+	.version	= MMC_CTLR_VERSION_1,
+};
+
+/* Don't connect anything to J10 unless you're only using USB host
+ * mode *and* have to do so with some kind of gender-bender.  If
+ * you have proper Mini-B or Mini-A cables (or Mini-A adapters)
+ * the ID pin won't need any help.
+ */
+#ifdef CONFIG_USB_MUSB_PERIPHERAL
+#define USB_ID_VALUE	0	/* ID pulled high; *should* float */
+#else
+#define USB_ID_VALUE	1	/* ID pulled low */
+#endif
+
+static struct spi_eeprom at25640a = {
+	.byte_len	= SZ_64K / 8,
+	.name		= "at25640a",
+	.page_size	= 32,
+	.flags		= EE_ADDR2,
+};
+
+static struct spi_board_info dm355_evm_spi_info[] __initconst = {
+	{
+		.modalias	= "at25",
+		.platform_data	= &at25640a,
+		.max_speed_hz	= 10 * 1000 * 1000,	/* at 3v3 */
+		.bus_num	= 0,
+		.chip_select	= 0,
+		.mode		= SPI_MODE_0,
+	},
+};
+
+static __init void dm355_evm_init(void)
+{
+	struct clk *aemif;
+
+	gpio_request(1, "dm9000");
+	gpio_direction_input(1);
+	dm355evm_dm9000_rsrc[2].start = gpio_to_irq(1);
+
+	aemif = clk_get(&dm355evm_dm9000.dev, "aemif");
+	if (IS_ERR(aemif))
+		WARN("%s: unable to get AEMIF clock\n", __func__);
+	else
+		clk_enable(aemif);
+
+	platform_add_devices(davinci_evm_devices,
+			     ARRAY_SIZE(davinci_evm_devices));
+	evm_init_i2c();
+	davinci_serial_init(&uart_config);
+
+	/* NOTE:  NAND flash timings set by the UBL are slower than
+	 * needed by MT29F16G08FAA chips ... EMIF.A1CR is 0x40400204
+	 * but could be 0x0400008c for about 25% faster page reads.
+	 */
+
+	gpio_request(2, "usb_id_toggle");
+	gpio_direction_output(2, USB_ID_VALUE);
+	/* irlml6401 switches over 1A in under 8 msec */
+	setup_usb(500, 8);
+
+	davinci_setup_mmc(0, &dm355evm_mmc_config);
+	davinci_setup_mmc(1, &dm355evm_mmc_config);
+
+	dm355_init_spi0(BIT(0), dm355_evm_spi_info,
+			ARRAY_SIZE(dm355_evm_spi_info));
+}
+
+static __init void dm355_evm_irq_init(void)
+{
+	davinci_irq_init();
+}
+
+MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM")
+	.phys_io      = IO_PHYS,
+	.io_pg_offst  = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
+	.boot_params  = (0x80000100),
+	.map_io	      = dm355_evm_map_io,
+	.init_irq     = dm355_evm_irq_init,
+	.timer	      = &davinci_timer,
+	.init_machine = dm355_evm_init,
+MACHINE_END
diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c
new file mode 100644
index 000000000000..28c9008df4f4
--- /dev/null
+++ b/arch/arm/mach-davinci/board-dm355-leopard.c
@@ -0,0 +1,296 @@
+/*
+ * DM355 leopard board support
+ *
+ * Based on board-dm355-evm.c
+ *
+ * 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.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/nand.h>
+#include <linux/i2c.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <linux/clk.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/eeprom.h>
+
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <mach/hardware.h>
+#include <mach/dm355.h>
+#include <mach/psc.h>
+#include <mach/common.h>
+#include <mach/i2c.h>
+#include <mach/serial.h>
+#include <mach/nand.h>
+#include <mach/mmc.h>
+#include <mach/common.h>
+
+#define DAVINCI_ASYNC_EMIF_CONTROL_BASE		0x01e10000
+#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE	0x02000000
+
+/* NOTE:  this is geared for the standard config, with a socketed
+ * 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors.  If you
+ * swap chips, maybe with a different block size, partitioning may
+ * need to be changed.
+ */
+#define NAND_BLOCK_SIZE		SZ_128K
+
+static struct mtd_partition davinci_nand_partitions[] = {
+	{
+		/* UBL (a few copies) plus U-Boot */
+		.name		= "bootloader",
+		.offset		= 0,
+		.size		= 15 * NAND_BLOCK_SIZE,
+		.mask_flags	= MTD_WRITEABLE, /* force read-only */
+	}, {
+		/* U-Boot environment */
+		.name		= "params",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= 1 * NAND_BLOCK_SIZE,
+		.mask_flags	= 0,
+	}, {
+		.name		= "kernel",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= SZ_4M,
+		.mask_flags	= 0,
+	}, {
+		.name		= "filesystem1",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= SZ_512M,
+		.mask_flags	= 0,
+	}, {
+		.name		= "filesystem2",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= MTDPART_SIZ_FULL,
+		.mask_flags	= 0,
+	}
+	/* two blocks with bad block table (and mirror) at the end */
+};
+
+static struct davinci_nand_pdata davinci_nand_data = {
+	.mask_chipsel		= BIT(14),
+	.parts			= davinci_nand_partitions,
+	.nr_parts		= ARRAY_SIZE(davinci_nand_partitions),
+	.ecc_mode		= NAND_ECC_HW_SYNDROME,
+	.options		= NAND_USE_FLASH_BBT,
+};
+
+static struct resource davinci_nand_resources[] = {
+	{
+		.start		= DAVINCI_ASYNC_EMIF_DATA_CE0_BASE,
+		.end		= DAVINCI_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1,
+		.flags		= IORESOURCE_MEM,
+	}, {
+		.start		= DAVINCI_ASYNC_EMIF_CONTROL_BASE,
+		.end		= DAVINCI_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device davinci_nand_device = {
+	.name			= "davinci_nand",
+	.id			= 0,
+
+	.num_resources		= ARRAY_SIZE(davinci_nand_resources),
+	.resource		= davinci_nand_resources,
+
+	.dev			= {
+		.platform_data	= &davinci_nand_data,
+	},
+};
+
+static struct davinci_i2c_platform_data i2c_pdata = {
+	.bus_freq	= 400	/* kHz */,
+	.bus_delay	= 0	/* usec */,
+};
+
+static int leopard_mmc_gpio = -EINVAL;
+
+static void dm355leopard_mmcsd_gpios(unsigned gpio)
+{
+	gpio_request(gpio + 0, "mmc0_ro");
+	gpio_request(gpio + 1, "mmc0_cd");
+	gpio_request(gpio + 2, "mmc1_ro");
+	gpio_request(gpio + 3, "mmc1_cd");
+
+	/* we "know" these are input-only so we don't
+	 * need to call gpio_direction_input()
+	 */
+
+	leopard_mmc_gpio = gpio;
+}
+
+static struct i2c_board_info dm355leopard_i2c_info[] = {
+	{ I2C_BOARD_INFO("dm355leopard_msp", 0x25),
+		.platform_data = dm355leopard_mmcsd_gpios,
+		/* plus irq */ },
+	/* { I2C_BOARD_INFO("tlv320aic3x", 0x1b), }, */
+	/* { I2C_BOARD_INFO("tvp5146", 0x5d), }, */
+};
+
+static void __init leopard_init_i2c(void)
+{
+	davinci_init_i2c(&i2c_pdata);
+
+	gpio_request(5, "dm355leopard_msp");
+	gpio_direction_input(5);
+	dm355leopard_i2c_info[0].irq = gpio_to_irq(5);
+
+	i2c_register_board_info(1, dm355leopard_i2c_info,
+			ARRAY_SIZE(dm355leopard_i2c_info));
+}
+
+static struct resource dm355leopard_dm9000_rsrc[] = {
+	{
+		/* addr */
+		.start	= 0x04000000,
+		.end	= 0x04000001,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		/* data */
+		.start	= 0x04000016,
+		.end	= 0x04000017,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.flags	= IORESOURCE_IRQ
+			| IORESOURCE_IRQ_HIGHEDGE /* rising (active high) */,
+	},
+};
+
+static struct platform_device dm355leopard_dm9000 = {
+	.name		= "dm9000",
+	.id		= -1,
+	.resource	= dm355leopard_dm9000_rsrc,
+	.num_resources	= ARRAY_SIZE(dm355leopard_dm9000_rsrc),
+};
+
+static struct platform_device *davinci_leopard_devices[] __initdata = {
+	&dm355leopard_dm9000,
+	&davinci_nand_device,
+};
+
+static struct davinci_uart_config uart_config __initdata = {
+	.enabled_uarts = (1 << 0),
+};
+
+static void __init dm355_leopard_map_io(void)
+{
+	dm355_init();
+}
+
+static int dm355leopard_mmc_get_cd(int module)
+{
+	if (!gpio_is_valid(leopard_mmc_gpio))
+		return -ENXIO;
+	/* low == card present */
+	return !gpio_get_value_cansleep(leopard_mmc_gpio + 2 * module + 1);
+}
+
+static int dm355leopard_mmc_get_ro(int module)
+{
+	if (!gpio_is_valid(leopard_mmc_gpio))
+		return -ENXIO;
+	/* high == card's write protect switch active */
+	return gpio_get_value_cansleep(leopard_mmc_gpio + 2 * module + 0);
+}
+
+static struct davinci_mmc_config dm355leopard_mmc_config = {
+	.get_cd		= dm355leopard_mmc_get_cd,
+	.get_ro		= dm355leopard_mmc_get_ro,
+	.wires		= 4,
+	.max_freq       = 50000000,
+	.caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
+};
+
+/* Don't connect anything to J10 unless you're only using USB host
+ * mode *and* have to do so with some kind of gender-bender.  If
+ * you have proper Mini-B or Mini-A cables (or Mini-A adapters)
+ * the ID pin won't need any help.
+ */
+#ifdef CONFIG_USB_MUSB_PERIPHERAL
+#define USB_ID_VALUE	0	/* ID pulled high; *should* float */
+#else
+#define USB_ID_VALUE	1	/* ID pulled low */
+#endif
+
+static struct spi_eeprom at25640a = {
+	.byte_len	= SZ_64K / 8,
+	.name		= "at25640a",
+	.page_size	= 32,
+	.flags		= EE_ADDR2,
+};
+
+static struct spi_board_info dm355_leopard_spi_info[] __initconst = {
+	{
+		.modalias	= "at25",
+		.platform_data	= &at25640a,
+		.max_speed_hz	= 10 * 1000 * 1000,	/* at 3v3 */
+		.bus_num	= 0,
+		.chip_select	= 0,
+		.mode		= SPI_MODE_0,
+	},
+};
+
+static __init void dm355_leopard_init(void)
+{
+	struct clk *aemif;
+
+	gpio_request(9, "dm9000");
+	gpio_direction_input(9);
+	dm355leopard_dm9000_rsrc[2].start = gpio_to_irq(9);
+
+	aemif = clk_get(&dm355leopard_dm9000.dev, "aemif");
+	if (IS_ERR(aemif))
+		WARN("%s: unable to get AEMIF clock\n", __func__);
+	else
+		clk_enable(aemif);
+
+	platform_add_devices(davinci_leopard_devices,
+			     ARRAY_SIZE(davinci_leopard_devices));
+	leopard_init_i2c();
+	davinci_serial_init(&uart_config);
+
+	/* NOTE:  NAND flash timings set by the UBL are slower than
+	 * needed by MT29F16G08FAA chips ... EMIF.A1CR is 0x40400204
+	 * but could be 0x0400008c for about 25% faster page reads.
+	 */
+
+	gpio_request(2, "usb_id_toggle");
+	gpio_direction_output(2, USB_ID_VALUE);
+	/* irlml6401 switches over 1A in under 8 msec */
+	setup_usb(500, 8);
+
+	davinci_setup_mmc(0, &dm355leopard_mmc_config);
+	davinci_setup_mmc(1, &dm355leopard_mmc_config);
+
+	dm355_init_spi0(BIT(0), dm355_leopard_spi_info,
+			ARRAY_SIZE(dm355_leopard_spi_info));
+}
+
+static __init void dm355_leopard_irq_init(void)
+{
+	davinci_irq_init();
+}
+
+MACHINE_START(DM355_LEOPARD, "DaVinci DM355 leopard")
+	.phys_io      = IO_PHYS,
+	.io_pg_offst  = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
+	.boot_params  = (0x80000100),
+	.map_io	      = dm355_leopard_map_io,
+	.init_irq     = dm355_leopard_irq_init,
+	.timer	      = &davinci_timer,
+	.init_machine = dm355_leopard_init,
+MACHINE_END
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index b2e7f9c63bc5..d9d40450bdc5 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -16,12 +16,11 @@
 #include <linux/gpio.h>
 #include <linux/leds.h>
 #include <linux/memory.h>
-#include <linux/etherdevice.h>
 
 #include <linux/i2c.h>
 #include <linux/i2c/pcf857x.h>
 #include <linux/i2c/at24.h>
-
+#include <linux/etherdevice.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
@@ -44,6 +43,9 @@
 #include <mach/mux.h>
 #include <mach/psc.h>
 #include <mach/nand.h>
+#include <mach/mmc.h>
+#include <mach/emac.h>
+#include <mach/common.h>
 
 #define DM644X_EVM_PHY_MASK		(0x2)
 #define DM644X_EVM_MDIO_FREQUENCY	(2200000) /* PHY bus frequency */
@@ -436,45 +438,15 @@ static struct pcf857x_platform_data pcf_data_u35 = {
  *  - 0x0039, 1 byte NTSC vs PAL (bit 0x80 == PAL)
  *  - ... newer boards may have more
  */
-static struct memory_accessor *at24_mem_acc;
-
-static void at24_setup(struct memory_accessor *mem_acc, void *context)
-{
-	DECLARE_MAC_BUF(mac_str);
-	char mac_addr[6];
-
-	at24_mem_acc = mem_acc;
-
-	/* Read MAC addr from EEPROM */
-	if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x7f00, 6) == 6) {
-		printk(KERN_INFO "Read MAC addr from EEPROM: %s\n",
-		       print_mac(mac_str, mac_addr));
-	}
-}
 
 static struct at24_platform_data eeprom_info = {
 	.byte_len	= (256*1024) / 8,
 	.page_size	= 64,
 	.flags		= AT24_FLAG_ADDR16,
-	.setup          = at24_setup,
+	.setup          = davinci_get_mac_addr,
+	.context	= (void *)0x7f00,
 };
 
-int dm6446evm_eeprom_read(void *buf, off_t off, size_t count)
-{
-	if (at24_mem_acc)
-		return at24_mem_acc->read(at24_mem_acc, buf, off, count);
-	return -ENODEV;
-}
-EXPORT_SYMBOL(dm6446evm_eeprom_read);
-
-int dm6446evm_eeprom_write(void *buf, off_t off, size_t count)
-{
-	if (at24_mem_acc)
-		return at24_mem_acc->write(at24_mem_acc, buf, off, count);
-	return -ENODEV;
-}
-EXPORT_SYMBOL(dm6446evm_eeprom_write);
-
 /*
  * MSP430 supports RTC, card detection, input from IR remote, and
  * a bit more.  It triggers interrupts on GPIO(7) from pressing
@@ -545,6 +517,27 @@ static int dm6444evm_msp430_get_pins(void)
 	return (buf[3] << 8) | buf[2];
 }
 
+static int dm6444evm_mmc_get_cd(int module)
+{
+	int status = dm6444evm_msp430_get_pins();
+
+	return (status < 0) ? status : !(status & BIT(1));
+}
+
+static int dm6444evm_mmc_get_ro(int module)
+{
+	int status = dm6444evm_msp430_get_pins();
+
+	return (status < 0) ? status : status & BIT(6 + 8);
+}
+
+static struct davinci_mmc_config dm6446evm_mmc_config = {
+	.get_cd		= dm6444evm_mmc_get_cd,
+	.get_ro		= dm6444evm_mmc_get_ro,
+	.wires		= 4,
+	.version	= MMC_CTLR_VERSION_1
+};
+
 static struct i2c_board_info __initdata i2c_info[] =  {
 	{
 		I2C_BOARD_INFO("dm6446evm_msp", 0x23),
@@ -598,7 +591,6 @@ static struct davinci_uart_config uart_config __initdata = {
 static void __init
 davinci_evm_map_io(void)
 {
-	davinci_map_common_io();
 	dm644x_init();
 }
 
@@ -639,6 +631,7 @@ static int davinci_phy_fixup(struct phy_device *phydev)
 static __init void davinci_evm_init(void)
 {
 	struct clk *aemif_clk;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
 
 	aemif_clk = clk_get(NULL, "aemif");
 	clk_enable(aemif_clk);
@@ -671,8 +664,13 @@ static __init void davinci_evm_init(void)
 			     ARRAY_SIZE(davinci_evm_devices));
 	evm_init_i2c();
 
+	davinci_setup_mmc(0, &dm6446evm_mmc_config);
+
 	davinci_serial_init(&uart_config);
 
+	soc_info->emac_pdata->phy_mask = DM644X_EVM_PHY_MASK;
+	soc_info->emac_pdata->mdio_max_freq = DM644X_EVM_MDIO_FREQUENCY;
+
 	/* Register the fixup for PHY on DaVinci */
 	phy_register_fixup_for_uid(LXT971_PHY_ID, LXT971_PHY_MASK,
 					davinci_phy_fixup);
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
new file mode 100644
index 000000000000..e17de6352624
--- /dev/null
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -0,0 +1,262 @@
+/*
+ * TI DaVinci DM646X EVM board
+ *
+ * Derived from: arch/arm/mach-davinci/board-evm.c
+ * Copyright (C) 2006 Texas Instruments.
+ *
+ * (C) 2007-2008, 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.
+ *
+ */
+
+/**************************************************************************
+ * Included Files
+ **************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/major.h>
+#include <linux/root_dev.h>
+#include <linux/dma-mapping.h>
+#include <linux/serial.h>
+#include <linux/serial_8250.h>
+#include <linux/leds.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/i2c/at24.h>
+#include <linux/i2c/pcf857x.h>
+#include <linux/etherdevice.h>
+
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <mach/dm646x.h>
+#include <mach/common.h>
+#include <mach/psc.h>
+#include <mach/serial.h>
+#include <mach/i2c.h>
+#include <mach/mmc.h>
+#include <mach/emac.h>
+#include <mach/common.h>
+
+#define DM646X_EVM_PHY_MASK		(0x2)
+#define DM646X_EVM_MDIO_FREQUENCY	(2200000) /* PHY bus frequency */
+
+static struct davinci_uart_config uart_config __initdata = {
+	.enabled_uarts = (1 << 0),
+};
+
+/* LEDS */
+
+static struct gpio_led evm_leds[] = {
+	{ .name = "DS1", .active_low = 1, },
+	{ .name = "DS2", .active_low = 1, },
+	{ .name = "DS3", .active_low = 1, },
+	{ .name = "DS4", .active_low = 1, },
+};
+
+static __initconst struct gpio_led_platform_data evm_led_data = {
+	.num_leds = ARRAY_SIZE(evm_leds),
+	.leds     = evm_leds,
+};
+
+static struct platform_device *evm_led_dev;
+
+static int evm_led_setup(struct i2c_client *client, int gpio,
+			unsigned int ngpio, void *c)
+{
+	struct gpio_led *leds = evm_leds;
+	int status;
+
+	while (ngpio--) {
+		leds->gpio = gpio++;
+		leds++;
+	};
+
+	evm_led_dev = platform_device_alloc("leds-gpio", 0);
+	platform_device_add_data(evm_led_dev, &evm_led_data,
+				sizeof(evm_led_data));
+
+	evm_led_dev->dev.parent = &client->dev;
+	status = platform_device_add(evm_led_dev);
+	if (status < 0) {
+		platform_device_put(evm_led_dev);
+		evm_led_dev = NULL;
+	}
+	return status;
+}
+
+static int evm_led_teardown(struct i2c_client *client, int gpio,
+				unsigned ngpio, void *c)
+{
+	if (evm_led_dev) {
+		platform_device_unregister(evm_led_dev);
+		evm_led_dev = NULL;
+	}
+	return 0;
+}
+
+static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };
+
+static int evm_sw_setup(struct i2c_client *client, int gpio,
+			unsigned ngpio, void *c)
+{
+	int status;
+	int i;
+	char label[10];
+
+	for (i = 0; i < 4; ++i) {
+		snprintf(label, 10, "user_sw%d", i);
+		status = gpio_request(gpio, label);
+		if (status)
+			goto out_free;
+		evm_sw_gpio[i] = gpio++;
+
+		status = gpio_direction_input(evm_sw_gpio[i]);
+		if (status) {
+			gpio_free(evm_sw_gpio[i]);
+			evm_sw_gpio[i] = -EINVAL;
+			goto out_free;
+		}
+
+		status = gpio_export(evm_sw_gpio[i], 0);
+		if (status) {
+			gpio_free(evm_sw_gpio[i]);
+			evm_sw_gpio[i] = -EINVAL;
+			goto out_free;
+		}
+	}
+	return status;
+out_free:
+	for (i = 0; i < 4; ++i) {
+		if (evm_sw_gpio[i] != -EINVAL) {
+			gpio_free(evm_sw_gpio[i]);
+			evm_sw_gpio[i] = -EINVAL;
+		}
+	}
+	return status;
+}
+
+static int evm_sw_teardown(struct i2c_client *client, int gpio,
+			unsigned ngpio, void *c)
+{
+	int i;
+
+	for (i = 0; i < 4; ++i) {
+		if (evm_sw_gpio[i] != -EINVAL) {
+			gpio_unexport(evm_sw_gpio[i]);
+			gpio_free(evm_sw_gpio[i]);
+			evm_sw_gpio[i] = -EINVAL;
+		}
+	}
+	return 0;
+}
+
+static int evm_pcf_setup(struct i2c_client *client, int gpio,
+			unsigned int ngpio, void *c)
+{
+	int status;
+
+	if (ngpio < 8)
+		return -EINVAL;
+
+	status = evm_sw_setup(client, gpio, 4, c);
+	if (status)
+		return status;
+
+	return evm_led_setup(client, gpio+4, 4, c);
+}
+
+static int evm_pcf_teardown(struct i2c_client *client, int gpio,
+			unsigned int ngpio, void *c)
+{
+	BUG_ON(ngpio < 8);
+
+	evm_sw_teardown(client, gpio, 4, c);
+	evm_led_teardown(client, gpio+4, 4, c);
+
+	return 0;
+}
+
+static struct pcf857x_platform_data pcf_data = {
+	.gpio_base	= DAVINCI_N_GPIO+1,
+	.setup		= evm_pcf_setup,
+	.teardown	= evm_pcf_teardown,
+};
+
+/* Most of this EEPROM is unused, but U-Boot uses some data:
+ *  - 0x7f00, 6 bytes Ethernet Address
+ *  - ... newer boards may have more
+ */
+
+static struct at24_platform_data eeprom_info = {
+	.byte_len       = (256*1024) / 8,
+	.page_size      = 64,
+	.flags          = AT24_FLAG_ADDR16,
+	.setup          = davinci_get_mac_addr,
+	.context	= (void *)0x7f00,
+};
+
+static struct i2c_board_info __initdata i2c_info[] =  {
+	{
+		I2C_BOARD_INFO("24c256", 0x50),
+		.platform_data  = &eeprom_info,
+	},
+	{
+		I2C_BOARD_INFO("pcf8574a", 0x38),
+		.platform_data	= &pcf_data,
+	},
+};
+
+static struct davinci_i2c_platform_data i2c_pdata = {
+	.bus_freq       = 100 /* kHz */,
+	.bus_delay      = 0 /* usec */,
+};
+
+static void __init evm_init_i2c(void)
+{
+	davinci_init_i2c(&i2c_pdata);
+	i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
+}
+
+static void __init davinci_map_io(void)
+{
+	dm646x_init();
+}
+
+static __init void evm_init(void)
+{
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	evm_init_i2c();
+	davinci_serial_init(&uart_config);
+
+	soc_info->emac_pdata->phy_mask = DM646X_EVM_PHY_MASK;
+	soc_info->emac_pdata->mdio_max_freq = DM646X_EVM_MDIO_FREQUENCY;
+}
+
+static __init void davinci_dm646x_evm_irq_init(void)
+{
+	davinci_irq_init();
+}
+
+MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
+	.phys_io      = IO_PHYS,
+	.io_pg_offst  = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
+	.boot_params  = (0x80000100),
+	.map_io       = davinci_map_io,
+	.init_irq     = davinci_dm646x_evm_irq_init,
+	.timer        = &davinci_timer,
+	.init_machine = evm_init,
+MACHINE_END
+
diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c
new file mode 100644
index 000000000000..748a8e48541e
--- /dev/null
+++ b/arch/arm/mach-davinci/board-sffsdr.c
@@ -0,0 +1,189 @@
+/*
+ * Lyrtech SFFSDR board support.
+ *
+ * Copyright (C) 2008 Philip Balister, OpenSDR <philip@opensdr.com>
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ *
+ * Based on DV-EVM platform, original copyright follows:
+ *
+ * Copyright (C) 2007 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <linux/i2c.h>
+#include <linux/i2c/at24.h>
+#include <linux/etherdevice.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/io.h>
+
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
+
+#include <mach/dm644x.h>
+#include <mach/common.h>
+#include <mach/i2c.h>
+#include <mach/serial.h>
+#include <mach/psc.h>
+#include <mach/mux.h>
+#include <mach/common.h>
+
+#define SFFSDR_PHY_MASK		(0x2)
+#define SFFSDR_MDIO_FREQUENCY	(2200000) /* PHY bus frequency */
+
+#define DAVINCI_ASYNC_EMIF_CONTROL_BASE   0x01e00000
+#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE  0x02000000
+
+struct mtd_partition davinci_sffsdr_nandflash_partition[] = {
+	/* U-Boot Environment: Block 0
+	 * UBL:                Block 1
+	 * U-Boot:             Blocks 6-7 (256 kb)
+	 * Integrity Kernel:   Blocks 8-31 (3 Mb)
+	 * Integrity Data:     Blocks 100-END
+	 */
+	{
+		.name		= "Linux Kernel",
+		.offset		= 32 * SZ_128K,
+		.size		= 16 * SZ_128K, /* 2 Mb */
+		.mask_flags	= MTD_WRITEABLE, /* Force read-only */
+	},
+	{
+		.name		= "Linux ROOT",
+		.offset		= MTDPART_OFS_APPEND,
+		.size		= 256 * SZ_128K, /* 32 Mb */
+		.mask_flags	= 0, /* R/W */
+	},
+};
+
+static struct flash_platform_data davinci_sffsdr_nandflash_data = {
+	.parts		= davinci_sffsdr_nandflash_partition,
+	.nr_parts	= ARRAY_SIZE(davinci_sffsdr_nandflash_partition),
+};
+
+static struct resource davinci_sffsdr_nandflash_resource[] = {
+	{
+		.start		= DAVINCI_ASYNC_EMIF_DATA_CE0_BASE,
+		.end		= DAVINCI_ASYNC_EMIF_DATA_CE0_BASE + SZ_16M - 1,
+		.flags		= IORESOURCE_MEM,
+	}, {
+		.start		= DAVINCI_ASYNC_EMIF_CONTROL_BASE,
+		.end		= DAVINCI_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device davinci_sffsdr_nandflash_device = {
+	.name		= "davinci_nand", /* Name of driver */
+	.id		= 0,
+	.dev		= {
+		.platform_data	= &davinci_sffsdr_nandflash_data,
+	},
+	.num_resources	= ARRAY_SIZE(davinci_sffsdr_nandflash_resource),
+	.resource	= davinci_sffsdr_nandflash_resource,
+};
+
+static struct emac_platform_data sffsdr_emac_pdata = {
+	.phy_mask	= SFFSDR_PHY_MASK,
+	.mdio_max_freq	= SFFSDR_MDIO_FREQUENCY,
+};
+
+static struct at24_platform_data eeprom_info = {
+	.byte_len	= (64*1024) / 8,
+	.page_size	= 32,
+	.flags		= AT24_FLAG_ADDR16,
+};
+
+static struct i2c_board_info __initdata i2c_info[] =  {
+	{
+		I2C_BOARD_INFO("24lc64", 0x50),
+		.platform_data	= &eeprom_info,
+	},
+	/* Other I2C devices:
+	 * MSP430,  addr 0x23 (not used)
+	 * PCA9543, addr 0x70 (setup done by U-Boot)
+	 * ADS7828, addr 0x48 (ADC for voltage monitoring.)
+	 */
+};
+
+static struct davinci_i2c_platform_data i2c_pdata = {
+	.bus_freq	= 20 /* kHz */,
+	.bus_delay	= 100 /* usec */,
+};
+
+static void __init sffsdr_init_i2c(void)
+{
+	davinci_init_i2c(&i2c_pdata);
+	i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
+}
+
+static struct platform_device *davinci_sffsdr_devices[] __initdata = {
+	&davinci_sffsdr_nandflash_device,
+};
+
+static struct davinci_uart_config uart_config __initdata = {
+	.enabled_uarts = (1 << 0),
+};
+
+static void __init davinci_sffsdr_map_io(void)
+{
+	dm644x_init();
+}
+
+static __init void davinci_sffsdr_init(void)
+{
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	platform_add_devices(davinci_sffsdr_devices,
+			     ARRAY_SIZE(davinci_sffsdr_devices));
+	sffsdr_init_i2c();
+	davinci_serial_init(&uart_config);
+	soc_info->emac_pdata->phy_mask = SFFSDR_PHY_MASK;
+	soc_info->emac_pdata->mdio_max_freq = SFFSDR_MDIO_FREQUENCY;
+	setup_usb(0, 0); /* We support only peripheral mode. */
+
+	/* mux VLYNQ pins */
+	davinci_cfg_reg(DM644X_VLYNQEN);
+	davinci_cfg_reg(DM644X_VLYNQWD);
+}
+
+static __init void davinci_sffsdr_irq_init(void)
+{
+	davinci_irq_init();
+}
+
+MACHINE_START(SFFSDR, "Lyrtech SFFSDR")
+	/* Maintainer: Hugo Villeneuve hugo.villeneuve@lyrtech.com */
+	.phys_io      = IO_PHYS,
+	.io_pg_offst  = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
+	.boot_params  = (DAVINCI_DDR_BASE + 0x100),
+	.map_io	      = davinci_sffsdr_map_io,
+	.init_irq     = davinci_sffsdr_irq_init,
+	.timer	      = &davinci_timer,
+	.init_machine = davinci_sffsdr_init,
+MACHINE_END
diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c
index f0baaa15a57e..39bf321d70a2 100644
--- a/arch/arm/mach-davinci/clock.c
+++ b/arch/arm/mach-davinci/clock.c
@@ -42,7 +42,8 @@ static void __clk_enable(struct clk *clk)
 	if (clk->parent)
 		__clk_enable(clk->parent);
 	if (clk->usecount++ == 0 && (clk->flags & CLK_PSC))
-		davinci_psc_config(psc_domain(clk), clk->lpsc, 1);
+		davinci_psc_config(psc_domain(clk), clk->psc_ctlr,
+				clk->lpsc, 1);
 }
 
 static void __clk_disable(struct clk *clk)
@@ -50,7 +51,8 @@ static void __clk_disable(struct clk *clk)
 	if (WARN_ON(clk->usecount == 0))
 		return;
 	if (--clk->usecount == 0 && !(clk->flags & CLK_PLL))
-		davinci_psc_config(psc_domain(clk), clk->lpsc, 0);
+		davinci_psc_config(psc_domain(clk), clk->psc_ctlr,
+				clk->lpsc, 0);
 	if (clk->parent)
 		__clk_disable(clk->parent);
 }
@@ -164,11 +166,11 @@ static int __init clk_disable_unused(void)
 			continue;
 
 		/* ignore if in Disabled or SwRstDisable states */
-		if (!davinci_psc_is_clk_active(ck->lpsc))
+		if (!davinci_psc_is_clk_active(ck->psc_ctlr, ck->lpsc))
 			continue;
 
 		pr_info("Clocks: disable unused %s\n", ck->name);
-		davinci_psc_config(psc_domain(ck), ck->lpsc, 0);
+		davinci_psc_config(psc_domain(ck), ck->psc_ctlr, ck->lpsc, 0);
 	}
 	spin_unlock_irq(&clockfw_lock);
 
diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h
index 35736ec202f8..27233cb4a2fb 100644
--- a/arch/arm/mach-davinci/clock.h
+++ b/arch/arm/mach-davinci/clock.h
@@ -67,6 +67,7 @@ struct clk {
 	u8			usecount;
 	u8			flags;
 	u8			lpsc;
+	u8			psc_ctlr;
 	struct clk              *parent;
 	struct pll_data         *pll_data;
 	u32                     div_reg;
@@ -93,4 +94,7 @@ struct davinci_clk {
 	}
 
 int davinci_clk_init(struct davinci_clk *clocks);
+
+extern struct platform_device davinci_wdt_device;
+
 #endif
diff --git a/arch/arm/mach-davinci/common.c b/arch/arm/mach-davinci/common.c
new file mode 100644
index 000000000000..61ede19c6b54
--- /dev/null
+++ b/arch/arm/mach-davinci/common.c
@@ -0,0 +1,108 @@
+/*
+ * Code commons to all DaVinci SoCs.
+ *
+ * Author: Mark A. Greer <mgreer@mvista.com>
+ *
+ * 2009 (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.
+ */
+#include <linux/module.h>
+#include <linux/io.h>
+#include <linux/etherdevice.h>
+
+#include <asm/tlb.h>
+#include <asm/mach/map.h>
+
+#include <mach/common.h>
+#include <mach/cputype.h>
+#include <mach/emac.h>
+
+#include "clock.h"
+
+struct davinci_soc_info davinci_soc_info;
+EXPORT_SYMBOL(davinci_soc_info);
+
+void __iomem *davinci_intc_base;
+int davinci_intc_type;
+
+void davinci_get_mac_addr(struct memory_accessor *mem_acc, void *context)
+{
+	char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
+	off_t offset = (off_t)context;
+
+	/* Read MAC addr from EEPROM */
+	if (mem_acc->read(mem_acc, mac_addr, offset, ETH_ALEN) == ETH_ALEN)
+		pr_info("Read MAC addr from EEPROM: %pM\n", mac_addr);
+}
+
+static struct davinci_id * __init davinci_get_id(u32 jtag_id)
+{
+	int i;
+	struct davinci_id *dip;
+	u8 variant = (jtag_id & 0xf0000000) >> 28;
+	u16 part_no = (jtag_id & 0x0ffff000) >> 12;
+
+	for (i = 0, dip = davinci_soc_info.ids; i < davinci_soc_info.ids_num;
+			i++, dip++)
+		/* Don't care about the manufacturer right now */
+		if ((dip->part_no == part_no) && (dip->variant == variant))
+			return dip;
+
+	return NULL;
+}
+
+void __init davinci_common_init(struct davinci_soc_info *soc_info)
+{
+	int ret;
+	struct davinci_id *dip;
+
+	if (!soc_info) {
+		ret = -EINVAL;
+		goto err;
+	}
+
+	memcpy(&davinci_soc_info, soc_info, sizeof(struct davinci_soc_info));
+
+	if (davinci_soc_info.io_desc && (davinci_soc_info.io_desc_num > 0))
+		iotable_init(davinci_soc_info.io_desc,
+				davinci_soc_info.io_desc_num);
+
+	/*
+	 * Normally devicemaps_init() would flush caches and tlb after
+	 * mdesc->map_io(), but we must also do it here because of the CPU
+	 * revision check below.
+	 */
+	local_flush_tlb_all();
+	flush_cache_all();
+
+	/*
+	 * We want to check CPU revision early for cpu_is_xxxx() macros.
+	 * IO space mapping must be initialized before we can do that.
+	 */
+	davinci_soc_info.jtag_id = __raw_readl(davinci_soc_info.jtag_id_base);
+
+	dip = davinci_get_id(davinci_soc_info.jtag_id);
+	if (!dip) {
+		ret = -EINVAL;
+		goto err;
+	}
+
+	davinci_soc_info.cpu_id = dip->cpu_id;
+	pr_info("DaVinci %s variant 0x%x\n", dip->name, dip->variant);
+
+	if (davinci_soc_info.cpu_clks) {
+		ret = davinci_clk_init(davinci_soc_info.cpu_clks);
+
+		if (ret != 0)
+			goto err;
+	}
+
+	davinci_intc_base = davinci_soc_info.intc_base;
+	davinci_intc_type = davinci_soc_info.intc_type;
+	return;
+
+err:
+	pr_err("davinci_common_init: SoC Initialization failed\n");
+}
diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
new file mode 100644
index 000000000000..96c8e97a7deb
--- /dev/null
+++ b/arch/arm/mach-davinci/cp_intc.c
@@ -0,0 +1,161 @@
+/*
+ * TI Common Platform Interrupt Controller (cp_intc) driver
+ *
+ * Author: Steve Chen <schen@mvista.com>
+ * Copyright (C) 2008-2009, MontaVista Software, Inc. <source@mvista.com>
+ *
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+
+#include <mach/cp_intc.h>
+
+static void __iomem *cp_intc_base;
+
+static inline unsigned int cp_intc_read(unsigned offset)
+{
+	return __raw_readl(cp_intc_base + offset);
+}
+
+static inline void cp_intc_write(unsigned long value, unsigned offset)
+{
+	__raw_writel(value, cp_intc_base + offset);
+}
+
+static void cp_intc_ack_irq(unsigned int irq)
+{
+	cp_intc_write(irq, CP_INTC_SYS_STAT_IDX_CLR);
+}
+
+/* Disable interrupt */
+static void cp_intc_mask_irq(unsigned int irq)
+{
+	/* XXX don't know why we need to disable nIRQ here... */
+	cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_CLR);
+	cp_intc_write(irq, CP_INTC_SYS_ENABLE_IDX_CLR);
+	cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_SET);
+}
+
+/* Enable interrupt */
+static void cp_intc_unmask_irq(unsigned int irq)
+{
+	cp_intc_write(irq, CP_INTC_SYS_ENABLE_IDX_SET);
+}
+
+static int cp_intc_set_irq_type(unsigned int irq, unsigned int flow_type)
+{
+	unsigned reg		= BIT_WORD(irq);
+	unsigned mask		= BIT_MASK(irq);
+	unsigned polarity	= cp_intc_read(CP_INTC_SYS_POLARITY(reg));
+	unsigned type		= cp_intc_read(CP_INTC_SYS_TYPE(reg));
+
+	switch (flow_type) {
+	case IRQ_TYPE_EDGE_RISING:
+		polarity |= mask;
+		type |= mask;
+		break;
+	case IRQ_TYPE_EDGE_FALLING:
+		polarity &= ~mask;
+		type |= mask;
+		break;
+	case IRQ_TYPE_LEVEL_HIGH:
+		polarity |= mask;
+		type &= ~mask;
+		break;
+	case IRQ_TYPE_LEVEL_LOW:
+		polarity &= ~mask;
+		type &= ~mask;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	cp_intc_write(polarity, CP_INTC_SYS_POLARITY(reg));
+	cp_intc_write(type, CP_INTC_SYS_TYPE(reg));
+
+	return 0;
+}
+
+static struct irq_chip cp_intc_irq_chip = {
+	.name		= "cp_intc",
+	.ack		= cp_intc_ack_irq,
+	.mask		= cp_intc_mask_irq,
+	.unmask		= cp_intc_unmask_irq,
+	.set_type	= cp_intc_set_irq_type,
+};
+
+void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
+			 u8 *irq_prio)
+{
+	unsigned num_reg	= BITS_TO_LONGS(num_irq);
+	int i;
+
+	cp_intc_base = base;
+
+	cp_intc_write(0, CP_INTC_GLOBAL_ENABLE);
+
+	/* Disable all host interrupts */
+	cp_intc_write(0, CP_INTC_HOST_ENABLE(0));
+
+	/* Disable system interrupts */
+	for (i = 0; i < num_reg; i++)
+		cp_intc_write(~0, CP_INTC_SYS_ENABLE_CLR(i));
+
+	/* Set to normal mode, no nesting, no priority hold */
+	cp_intc_write(0, CP_INTC_CTRL);
+	cp_intc_write(0, CP_INTC_HOST_CTRL);
+
+	/* Clear system interrupt status */
+	for (i = 0; i < num_reg; i++)
+		cp_intc_write(~0, CP_INTC_SYS_STAT_CLR(i));
+
+	/* Enable nIRQ (what about nFIQ?) */
+	cp_intc_write(1, CP_INTC_HOST_ENABLE_IDX_SET);
+
+	/*
+	 * Priority is determined by host channel: lower channel number has
+	 * higher priority i.e. channel 0 has highest priority and channel 31
+	 * had the lowest priority.
+	 */
+	num_reg = (num_irq + 3) >> 2;	/* 4 channels per register */
+	if (irq_prio) {
+		unsigned j, k;
+		u32 val;
+
+		for (k = i = 0; i < num_reg; i++) {
+			for (val = j = 0; j < 4; j++, k++) {
+				val >>= 8;
+				if (k < num_irq)
+					val |= irq_prio[k] << 24;
+			}
+
+			cp_intc_write(val, CP_INTC_CHAN_MAP(i));
+		}
+	} else	{
+		/*
+		 * Default everything to channel 15 if priority not specified.
+		 * Note that channel 0-1 are mapped to nFIQ and channels 2-31
+		 * are mapped to nIRQ.
+		 */
+		for (i = 0; i < num_reg; i++)
+			cp_intc_write(0x0f0f0f0f, CP_INTC_CHAN_MAP(i));
+	}
+
+	/* Set up genirq dispatching for cp_intc */
+	for (i = 0; i < num_irq; i++) {
+		set_irq_chip(i, &cp_intc_irq_chip);
+		set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
+		set_irq_handler(i, handle_edge_irq);
+	}
+
+	/* Enable global interrupt */
+	cp_intc_write(1, CP_INTC_GLOBAL_ENABLE);
+}
diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
index a31370b93dd2..c85091c25d11 100644
--- a/arch/arm/mach-davinci/devices.c
+++ b/arch/arm/mach-davinci/devices.c
@@ -23,8 +23,14 @@
 #include <mach/irqs.h>
 #include <mach/cputype.h>
 #include <mach/mux.h>
+#include <mach/edma.h>
+#include <mach/mmc.h>
+#include <mach/time.h>
 
 #define DAVINCI_I2C_BASE	     0x01C21000
+#define DAVINCI_MMCSD0_BASE	     0x01E10000
+#define DM355_MMCSD0_BASE	     0x01E11000
+#define DM355_MMCSD1_BASE	     0x01E00000
 
 static struct resource i2c_resources[] = {
 	{
@@ -54,3 +60,208 @@ void __init davinci_init_i2c(struct davinci_i2c_platform_data *pdata)
 	(void) platform_device_register(&davinci_i2c_device);
 }
 
+#if	defined(CONFIG_MMC_DAVINCI) || defined(CONFIG_MMC_DAVINCI_MODULE)
+
+static u64 mmcsd0_dma_mask = DMA_32BIT_MASK;
+
+static struct resource mmcsd0_resources[] = {
+	{
+		/* different on dm355 */
+		.start = DAVINCI_MMCSD0_BASE,
+		.end   = DAVINCI_MMCSD0_BASE + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	/* IRQs:  MMC/SD, then SDIO */
+	{
+		.start = IRQ_MMCINT,
+		.flags = IORESOURCE_IRQ,
+	}, {
+		/* different on dm355 */
+		.start = IRQ_SDIOINT,
+		.flags = IORESOURCE_IRQ,
+	},
+	/* DMA channels: RX, then TX */
+	{
+		.start = DAVINCI_DMA_MMCRXEVT,
+		.flags = IORESOURCE_DMA,
+	}, {
+		.start = DAVINCI_DMA_MMCTXEVT,
+		.flags = IORESOURCE_DMA,
+	},
+};
+
+static struct platform_device davinci_mmcsd0_device = {
+	.name = "davinci_mmc",
+	.id = 0,
+	.dev = {
+		.dma_mask = &mmcsd0_dma_mask,
+		.coherent_dma_mask = DMA_32BIT_MASK,
+	},
+	.num_resources = ARRAY_SIZE(mmcsd0_resources),
+	.resource = mmcsd0_resources,
+};
+
+static u64 mmcsd1_dma_mask = DMA_32BIT_MASK;
+
+static struct resource mmcsd1_resources[] = {
+	{
+		.start = DM355_MMCSD1_BASE,
+		.end   = DM355_MMCSD1_BASE + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	/* IRQs:  MMC/SD, then SDIO */
+	{
+		.start = IRQ_DM355_MMCINT1,
+		.flags = IORESOURCE_IRQ,
+	}, {
+		.start = IRQ_DM355_SDIOINT1,
+		.flags = IORESOURCE_IRQ,
+	},
+	/* DMA channels: RX, then TX */
+	{
+		.start = 30,	/* rx */
+		.flags = IORESOURCE_DMA,
+	}, {
+		.start = 31,	/* tx */
+		.flags = IORESOURCE_DMA,
+	},
+};
+
+static struct platform_device davinci_mmcsd1_device = {
+	.name = "davinci_mmc",
+	.id = 1,
+	.dev = {
+		.dma_mask = &mmcsd1_dma_mask,
+		.coherent_dma_mask = DMA_32BIT_MASK,
+	},
+	.num_resources = ARRAY_SIZE(mmcsd1_resources),
+	.resource = mmcsd1_resources,
+};
+
+
+void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
+{
+	struct platform_device	*pdev = NULL;
+
+	if (WARN_ON(cpu_is_davinci_dm646x()))
+		return;
+
+	/* REVISIT: update PINMUX, ARM_IRQMUX, and EDMA_EVTMUX here too;
+	 * for example if MMCSD1 is used for SDIO, maybe DAT2 is unused.
+	 *
+	 * FIXME dm6441 (no MMC/SD), dm357 (one), and dm335 (two) are
+	 * not handled right here ...
+	 */
+	switch (module) {
+	case 1:
+		if (!cpu_is_davinci_dm355())
+			break;
+
+		/* REVISIT we may not need all these pins if e.g. this
+		 * is a hard-wired SDIO device...
+		 */
+		davinci_cfg_reg(DM355_SD1_CMD);
+		davinci_cfg_reg(DM355_SD1_CLK);
+		davinci_cfg_reg(DM355_SD1_DATA0);
+		davinci_cfg_reg(DM355_SD1_DATA1);
+		davinci_cfg_reg(DM355_SD1_DATA2);
+		davinci_cfg_reg(DM355_SD1_DATA3);
+
+		pdev = &davinci_mmcsd1_device;
+		break;
+	case 0:
+		if (cpu_is_davinci_dm355()) {
+			mmcsd0_resources[0].start = DM355_MMCSD0_BASE;
+			mmcsd0_resources[0].end = DM355_MMCSD0_BASE + SZ_4K - 1;
+			mmcsd0_resources[2].start = IRQ_DM355_SDIOINT0;
+
+			/* expose all 6 MMC0 signals:  CLK, CMD, DATA[0..3] */
+			davinci_cfg_reg(DM355_MMCSD0);
+
+			/* enable RX EDMA */
+			davinci_cfg_reg(DM355_EVT26_MMC0_RX);
+		}
+
+		else if (cpu_is_davinci_dm644x()) {
+			/* REVISIT: should this be in board-init code? */
+			void __iomem *base =
+				IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE);
+
+			/* Power-on 3.3V IO cells */
+			__raw_writel(0, base + DM64XX_VDD3P3V_PWDN);
+			/*Set up the pull regiter for MMC */
+			davinci_cfg_reg(DM644X_MSTK);
+		}
+
+		pdev = &davinci_mmcsd0_device;
+		break;
+	}
+
+	if (WARN_ON(!pdev))
+		return;
+
+	pdev->dev.platform_data = config;
+	platform_device_register(pdev);
+}
+
+#else
+
+void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
+{
+}
+
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+static struct resource wdt_resources[] = {
+	{
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+struct platform_device davinci_wdt_device = {
+	.name		= "watchdog",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(wdt_resources),
+	.resource	= wdt_resources,
+};
+
+static void davinci_init_wdt(void)
+{
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	wdt_resources[0].start = (resource_size_t)soc_info->wdt_base;
+	wdt_resources[0].end = (resource_size_t)soc_info->wdt_base + SZ_1K - 1;
+
+	platform_device_register(&davinci_wdt_device);
+}
+
+/*-------------------------------------------------------------------------*/
+
+struct davinci_timer_instance davinci_timer_instance[2] = {
+	{
+		.base		= IO_ADDRESS(DAVINCI_TIMER0_BASE),
+		.bottom_irq	= IRQ_TINT0_TINT12,
+		.top_irq	= IRQ_TINT0_TINT34,
+	},
+	{
+		.base		= IO_ADDRESS(DAVINCI_TIMER1_BASE),
+		.bottom_irq	= IRQ_TINT1_TINT12,
+		.top_irq	= IRQ_TINT1_TINT34,
+	},
+};
+
+/*-------------------------------------------------------------------------*/
+
+static int __init davinci_init_devices(void)
+{
+	/* please keep these calls, and their implementations above,
+	 * in alphabetical order so they're easier to sort through.
+	 */
+	davinci_init_wdt();
+
+	return 0;
+}
+arch_initcall(davinci_init_devices);
+
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
new file mode 100644
index 000000000000..baaaf328de2e
--- /dev/null
+++ b/arch/arm/mach-davinci/dm355.c
@@ -0,0 +1,730 @@
+/*
+ * TI DaVinci DM355 chip specific setup
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (c) Deep Root Systems, LLC. 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.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/serial_8250.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/gpio.h>
+
+#include <linux/spi/spi.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/dm355.h>
+#include <mach/clock.h>
+#include <mach/cputype.h>
+#include <mach/edma.h>
+#include <mach/psc.h>
+#include <mach/mux.h>
+#include <mach/irqs.h>
+#include <mach/time.h>
+#include <mach/serial.h>
+#include <mach/common.h>
+
+#include "clock.h"
+#include "mux.h"
+
+#define DM355_UART2_BASE	(IO_PHYS + 0x206000)
+
+/*
+ * Device specific clocks
+ */
+#define DM355_REF_FREQ		24000000	/* 24 or 36 MHz */
+
+static struct pll_data pll1_data = {
+	.num       = 1,
+	.phys_base = DAVINCI_PLL1_BASE,
+	.flags     = PLL_HAS_PREDIV | PLL_HAS_POSTDIV,
+};
+
+static struct pll_data pll2_data = {
+	.num       = 2,
+	.phys_base = DAVINCI_PLL2_BASE,
+	.flags     = PLL_HAS_PREDIV,
+};
+
+static struct clk ref_clk = {
+	.name = "ref_clk",
+	/* FIXME -- crystal rate is board-specific */
+	.rate = DM355_REF_FREQ,
+};
+
+static struct clk pll1_clk = {
+	.name = "pll1",
+	.parent = &ref_clk,
+	.flags = CLK_PLL,
+	.pll_data = &pll1_data,
+};
+
+static struct clk pll1_aux_clk = {
+	.name = "pll1_aux_clk",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL | PRE_PLL,
+};
+
+static struct clk pll1_sysclk1 = {
+	.name = "pll1_sysclk1",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV1,
+};
+
+static struct clk pll1_sysclk2 = {
+	.name = "pll1_sysclk2",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV2,
+};
+
+static struct clk pll1_sysclk3 = {
+	.name = "pll1_sysclk3",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV3,
+};
+
+static struct clk pll1_sysclk4 = {
+	.name = "pll1_sysclk4",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV4,
+};
+
+static struct clk pll1_sysclkbp = {
+	.name = "pll1_sysclkbp",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL | PRE_PLL,
+	.div_reg = BPDIV
+};
+
+static struct clk vpss_dac_clk = {
+	.name = "vpss_dac",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM355_LPSC_VPSS_DAC,
+};
+
+static struct clk vpss_master_clk = {
+	.name = "vpss_master",
+	.parent = &pll1_sysclk4,
+	.lpsc = DAVINCI_LPSC_VPSSMSTR,
+	.flags = CLK_PSC,
+};
+
+static struct clk vpss_slave_clk = {
+	.name = "vpss_slave",
+	.parent = &pll1_sysclk4,
+	.lpsc = DAVINCI_LPSC_VPSSSLV,
+};
+
+
+static struct clk clkout1_clk = {
+	.name = "clkout1",
+	.parent = &pll1_aux_clk,
+	/* NOTE:  clkout1 can be externally gated by muxing GPIO-18 */
+};
+
+static struct clk clkout2_clk = {
+	.name = "clkout2",
+	.parent = &pll1_sysclkbp,
+};
+
+static struct clk pll2_clk = {
+	.name = "pll2",
+	.parent = &ref_clk,
+	.flags = CLK_PLL,
+	.pll_data = &pll2_data,
+};
+
+static struct clk pll2_sysclk1 = {
+	.name = "pll2_sysclk1",
+	.parent = &pll2_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV1,
+};
+
+static struct clk pll2_sysclkbp = {
+	.name = "pll2_sysclkbp",
+	.parent = &pll2_clk,
+	.flags = CLK_PLL | PRE_PLL,
+	.div_reg = BPDIV
+};
+
+static struct clk clkout3_clk = {
+	.name = "clkout3",
+	.parent = &pll2_sysclkbp,
+	/* NOTE:  clkout3 can be externally gated by muxing GPIO-16 */
+};
+
+static struct clk arm_clk = {
+	.name = "arm_clk",
+	.parent = &pll1_sysclk1,
+	.lpsc = DAVINCI_LPSC_ARM,
+	.flags = ALWAYS_ENABLED,
+};
+
+/*
+ * NOT LISTED below, and not touched by Linux
+ *   - in SyncReset state by default
+ *	.lpsc = DAVINCI_LPSC_TPCC,
+ *	.lpsc = DAVINCI_LPSC_TPTC0,
+ *	.lpsc = DAVINCI_LPSC_TPTC1,
+ *	.lpsc = DAVINCI_LPSC_DDR_EMIF, .parent = &sysclk2_clk,
+ *	.lpsc = DAVINCI_LPSC_MEMSTICK,
+ *   - in Enabled state by default
+ *	.lpsc = DAVINCI_LPSC_SYSTEM_SUBSYS,
+ *	.lpsc = DAVINCI_LPSC_SCR2,	// "bus"
+ *	.lpsc = DAVINCI_LPSC_SCR3,	// "bus"
+ *	.lpsc = DAVINCI_LPSC_SCR4,	// "bus"
+ *	.lpsc = DAVINCI_LPSC_CROSSBAR,	// "emulation"
+ *	.lpsc = DAVINCI_LPSC_CFG27,	// "test"
+ *	.lpsc = DAVINCI_LPSC_CFG3,	// "test"
+ *	.lpsc = DAVINCI_LPSC_CFG5,	// "test"
+ */
+
+static struct clk mjcp_clk = {
+	.name = "mjcp",
+	.parent = &pll1_sysclk1,
+	.lpsc = DAVINCI_LPSC_IMCOP,
+};
+
+static struct clk uart0_clk = {
+	.name = "uart0",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_UART0,
+};
+
+static struct clk uart1_clk = {
+	.name = "uart1",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_UART1,
+};
+
+static struct clk uart2_clk = {
+	.name = "uart2",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_UART2,
+};
+
+static struct clk i2c_clk = {
+	.name = "i2c",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_I2C,
+};
+
+static struct clk asp0_clk = {
+	.name = "asp0",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_McBSP,
+};
+
+static struct clk asp1_clk = {
+	.name = "asp1",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_McBSP1,
+};
+
+static struct clk mmcsd0_clk = {
+	.name = "mmcsd0",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_MMC_SD,
+};
+
+static struct clk mmcsd1_clk = {
+	.name = "mmcsd1",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_MMC_SD1,
+};
+
+static struct clk spi0_clk = {
+	.name = "spi0",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_SPI,
+};
+
+static struct clk spi1_clk = {
+	.name = "spi1",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_SPI1,
+};
+
+static struct clk spi2_clk = {
+	.name = "spi2",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_SPI2,
+};
+
+static struct clk gpio_clk = {
+	.name = "gpio",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_GPIO,
+};
+
+static struct clk aemif_clk = {
+	.name = "aemif",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_AEMIF,
+};
+
+static struct clk pwm0_clk = {
+	.name = "pwm0",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_PWM0,
+};
+
+static struct clk pwm1_clk = {
+	.name = "pwm1",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_PWM1,
+};
+
+static struct clk pwm2_clk = {
+	.name = "pwm2",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_PWM2,
+};
+
+static struct clk pwm3_clk = {
+	.name = "pwm3",
+	.parent = &pll1_aux_clk,
+	.lpsc = DM355_LPSC_PWM3,
+};
+
+static struct clk timer0_clk = {
+	.name = "timer0",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_TIMER0,
+};
+
+static struct clk timer1_clk = {
+	.name = "timer1",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_TIMER1,
+};
+
+static struct clk timer2_clk = {
+	.name = "timer2",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_TIMER2,
+	.usecount = 1,              /* REVISIT: why cant' this be disabled? */
+};
+
+static struct clk timer3_clk = {
+	.name = "timer3",
+	.parent = &pll1_aux_clk,
+	.lpsc = DM355_LPSC_TIMER3,
+};
+
+static struct clk rto_clk = {
+	.name = "rto",
+	.parent = &pll1_aux_clk,
+	.lpsc = DM355_LPSC_RTO,
+};
+
+static struct clk usb_clk = {
+	.name = "usb",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_USB,
+};
+
+static struct davinci_clk dm355_clks[] = {
+	CLK(NULL, "ref", &ref_clk),
+	CLK(NULL, "pll1", &pll1_clk),
+	CLK(NULL, "pll1_sysclk1", &pll1_sysclk1),
+	CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
+	CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
+	CLK(NULL, "pll1_sysclk4", &pll1_sysclk4),
+	CLK(NULL, "pll1_aux", &pll1_aux_clk),
+	CLK(NULL, "pll1_sysclkbp", &pll1_sysclkbp),
+	CLK(NULL, "vpss_dac", &vpss_dac_clk),
+	CLK(NULL, "vpss_master", &vpss_master_clk),
+	CLK(NULL, "vpss_slave", &vpss_slave_clk),
+	CLK(NULL, "clkout1", &clkout1_clk),
+	CLK(NULL, "clkout2", &clkout2_clk),
+	CLK(NULL, "pll2", &pll2_clk),
+	CLK(NULL, "pll2_sysclk1", &pll2_sysclk1),
+	CLK(NULL, "pll2_sysclkbp", &pll2_sysclkbp),
+	CLK(NULL, "clkout3", &clkout3_clk),
+	CLK(NULL, "arm", &arm_clk),
+	CLK(NULL, "mjcp", &mjcp_clk),
+	CLK(NULL, "uart0", &uart0_clk),
+	CLK(NULL, "uart1", &uart1_clk),
+	CLK(NULL, "uart2", &uart2_clk),
+	CLK("i2c_davinci.1", NULL, &i2c_clk),
+	CLK("soc-audio.0", NULL, &asp0_clk),
+	CLK("soc-audio.1", NULL, &asp1_clk),
+	CLK("davinci_mmc.0", NULL, &mmcsd0_clk),
+	CLK("davinci_mmc.1", NULL, &mmcsd1_clk),
+	CLK(NULL, "spi0", &spi0_clk),
+	CLK(NULL, "spi1", &spi1_clk),
+	CLK(NULL, "spi2", &spi2_clk),
+	CLK(NULL, "gpio", &gpio_clk),
+	CLK(NULL, "aemif", &aemif_clk),
+	CLK(NULL, "pwm0", &pwm0_clk),
+	CLK(NULL, "pwm1", &pwm1_clk),
+	CLK(NULL, "pwm2", &pwm2_clk),
+	CLK(NULL, "pwm3", &pwm3_clk),
+	CLK(NULL, "timer0", &timer0_clk),
+	CLK(NULL, "timer1", &timer1_clk),
+	CLK("watchdog", NULL, &timer2_clk),
+	CLK(NULL, "timer3", &timer3_clk),
+	CLK(NULL, "rto", &rto_clk),
+	CLK(NULL, "usb", &usb_clk),
+	CLK(NULL, NULL, NULL),
+};
+
+/*----------------------------------------------------------------------*/
+
+static u64 dm355_spi0_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource dm355_spi0_resources[] = {
+	{
+		.start = 0x01c66000,
+		.end   = 0x01c667ff,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = IRQ_DM355_SPINT0_1,
+		.flags = IORESOURCE_IRQ,
+	},
+	/* Not yet used, so not included:
+	 * IORESOURCE_IRQ:
+	 *  - IRQ_DM355_SPINT0_0
+	 * IORESOURCE_DMA:
+	 *  - DAVINCI_DMA_SPI_SPIX
+	 *  - DAVINCI_DMA_SPI_SPIR
+	 */
+};
+
+static struct platform_device dm355_spi0_device = {
+	.name = "spi_davinci",
+	.id = 0,
+	.dev = {
+		.dma_mask = &dm355_spi0_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.num_resources = ARRAY_SIZE(dm355_spi0_resources),
+	.resource = dm355_spi0_resources,
+};
+
+void __init dm355_init_spi0(unsigned chipselect_mask,
+		struct spi_board_info *info, unsigned len)
+{
+	/* for now, assume we need MISO */
+	davinci_cfg_reg(DM355_SPI0_SDI);
+
+	/* not all slaves will be wired up */
+	if (chipselect_mask & BIT(0))
+		davinci_cfg_reg(DM355_SPI0_SDENA0);
+	if (chipselect_mask & BIT(1))
+		davinci_cfg_reg(DM355_SPI0_SDENA1);
+
+	spi_register_board_info(info, len);
+
+	platform_device_register(&dm355_spi0_device);
+}
+
+/*----------------------------------------------------------------------*/
+
+#define PINMUX0		0x00
+#define PINMUX1		0x04
+#define PINMUX2		0x08
+#define PINMUX3		0x0c
+#define PINMUX4		0x10
+#define INTMUX		0x18
+#define EVTMUX		0x1c
+
+/*
+ * Device specific mux setup
+ *
+ *	soc	description	mux  mode   mode  mux	 dbg
+ *				reg  offset mask  mode
+ */
+static const struct mux_config dm355_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
+MUX_CFG(DM355,	MMCSD0,		4,   2,     1,	  0,	 false)
+
+MUX_CFG(DM355,	SD1_CLK,	3,   6,     1,	  1,	 false)
+MUX_CFG(DM355,	SD1_CMD,	3,   7,     1,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA3,	3,   8,     3,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA2,	3,   10,    3,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA1,	3,   12,    3,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA0,	3,   14,    3,	  1,	 false)
+
+MUX_CFG(DM355,	I2C_SDA,	3,   19,    1,	  1,	 false)
+MUX_CFG(DM355,	I2C_SCL,	3,   20,    1,	  1,	 false)
+
+MUX_CFG(DM355,	MCBSP0_BDX,	3,   0,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_X,	3,   1,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_BFSX,	3,   2,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_BDR,	3,   3,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_R,	3,   4,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_BFSR,	3,   5,     1,	  1,	 false)
+
+MUX_CFG(DM355,	SPI0_SDI,	4,   1,     1,    0,	 false)
+MUX_CFG(DM355,	SPI0_SDENA0,	4,   0,     1,    0,	 false)
+MUX_CFG(DM355,	SPI0_SDENA1,	3,   28,    1,    1,	 false)
+
+INT_CFG(DM355,  INT_EDMA_CC,	      2,    1,    1,     false)
+INT_CFG(DM355,  INT_EDMA_TC0_ERR,     3,    1,    1,     false)
+INT_CFG(DM355,  INT_EDMA_TC1_ERR,     4,    1,    1,     false)
+
+EVT_CFG(DM355,  EVT8_ASP1_TX,	      0,    1,    0,     false)
+EVT_CFG(DM355,  EVT9_ASP1_RX,	      1,    1,    0,     false)
+EVT_CFG(DM355,  EVT26_MMC0_RX,	      2,    1,    0,     false)
+#endif
+};
+
+static u8 dm355_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+	[IRQ_DM355_CCDC_VDINT0]		= 2,
+	[IRQ_DM355_CCDC_VDINT1]		= 6,
+	[IRQ_DM355_CCDC_VDINT2]		= 6,
+	[IRQ_DM355_IPIPE_HST]		= 6,
+	[IRQ_DM355_H3AINT]		= 6,
+	[IRQ_DM355_IPIPE_SDR]		= 6,
+	[IRQ_DM355_IPIPEIFINT]		= 6,
+	[IRQ_DM355_OSDINT]		= 7,
+	[IRQ_DM355_VENCINT]		= 6,
+	[IRQ_ASQINT]			= 6,
+	[IRQ_IMXINT]			= 6,
+	[IRQ_USBINT]			= 4,
+	[IRQ_DM355_RTOINT]		= 4,
+	[IRQ_DM355_UARTINT2]		= 7,
+	[IRQ_DM355_TINT6]		= 7,
+	[IRQ_CCINT0]			= 5,	/* dma */
+	[IRQ_CCERRINT]			= 5,	/* dma */
+	[IRQ_TCERRINT0]			= 5,	/* dma */
+	[IRQ_TCERRINT]			= 5,	/* dma */
+	[IRQ_DM355_SPINT2_1]		= 7,
+	[IRQ_DM355_TINT7]		= 4,
+	[IRQ_DM355_SDIOINT0]		= 7,
+	[IRQ_MBXINT]			= 7,
+	[IRQ_MBRINT]			= 7,
+	[IRQ_MMCINT]			= 7,
+	[IRQ_DM355_MMCINT1]		= 7,
+	[IRQ_DM355_PWMINT3]		= 7,
+	[IRQ_DDRINT]			= 7,
+	[IRQ_AEMIFINT]			= 7,
+	[IRQ_DM355_SDIOINT1]		= 4,
+	[IRQ_TINT0_TINT12]		= 2,	/* clockevent */
+	[IRQ_TINT0_TINT34]		= 2,	/* clocksource */
+	[IRQ_TINT1_TINT12]		= 7,	/* DSP timer */
+	[IRQ_TINT1_TINT34]		= 7,	/* system tick */
+	[IRQ_PWMINT0]			= 7,
+	[IRQ_PWMINT1]			= 7,
+	[IRQ_PWMINT2]			= 7,
+	[IRQ_I2C]			= 3,
+	[IRQ_UARTINT0]			= 3,
+	[IRQ_UARTINT1]			= 3,
+	[IRQ_DM355_SPINT0_0]		= 3,
+	[IRQ_DM355_SPINT0_1]		= 3,
+	[IRQ_DM355_GPIO0]		= 3,
+	[IRQ_DM355_GPIO1]		= 7,
+	[IRQ_DM355_GPIO2]		= 4,
+	[IRQ_DM355_GPIO3]		= 4,
+	[IRQ_DM355_GPIO4]		= 7,
+	[IRQ_DM355_GPIO5]		= 7,
+	[IRQ_DM355_GPIO6]		= 7,
+	[IRQ_DM355_GPIO7]		= 7,
+	[IRQ_DM355_GPIO8]		= 7,
+	[IRQ_DM355_GPIO9]		= 7,
+	[IRQ_DM355_GPIOBNK0]		= 7,
+	[IRQ_DM355_GPIOBNK1]		= 7,
+	[IRQ_DM355_GPIOBNK2]		= 7,
+	[IRQ_DM355_GPIOBNK3]		= 7,
+	[IRQ_DM355_GPIOBNK4]		= 7,
+	[IRQ_DM355_GPIOBNK5]		= 7,
+	[IRQ_DM355_GPIOBNK6]		= 7,
+	[IRQ_COMMTX]			= 7,
+	[IRQ_COMMRX]			= 7,
+	[IRQ_EMUINT]			= 7,
+};
+
+/*----------------------------------------------------------------------*/
+
+static const s8 dma_chan_dm355_no_event[] = {
+	12, 13, 24, 56, 57,
+	58, 59, 60, 61, 62,
+	63,
+	-1
+};
+
+static struct edma_soc_info dm355_edma_info = {
+	.n_channel	= 64,
+	.n_region	= 4,
+	.n_slot		= 128,
+	.n_tc		= 2,
+	.noevent	= dma_chan_dm355_no_event,
+};
+
+static struct resource edma_resources[] = {
+	{
+		.name	= "edma_cc",
+		.start	= 0x01c00000,
+		.end	= 0x01c00000 + SZ_64K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc0",
+		.start	= 0x01c10000,
+		.end	= 0x01c10000 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc1",
+		.start	= 0x01c10400,
+		.end	= 0x01c10400 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= IRQ_CCINT0,
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= IRQ_CCERRINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	/* not using (or muxing) TC*_ERR */
+};
+
+static struct platform_device dm355_edma_device = {
+	.name			= "edma",
+	.id			= -1,
+	.dev.platform_data	= &dm355_edma_info,
+	.num_resources		= ARRAY_SIZE(edma_resources),
+	.resource		= edma_resources,
+};
+
+/*----------------------------------------------------------------------*/
+
+static struct map_desc dm355_io_desc[] = {
+	{
+		.virtual	= IO_VIRT,
+		.pfn		= __phys_to_pfn(IO_PHYS),
+		.length		= IO_SIZE,
+		.type		= MT_DEVICE
+	},
+	{
+		.virtual	= SRAM_VIRT,
+		.pfn		= __phys_to_pfn(0x00010000),
+		.length		= SZ_32K,
+		/* MT_MEMORY_NONCACHED requires supersection alignment */
+		.type		= MT_DEVICE,
+	},
+};
+
+/* Contents of JTAG ID register used to identify exact cpu type */
+static struct davinci_id dm355_ids[] = {
+	{
+		.variant	= 0x0,
+		.part_no	= 0xb73b,
+		.manufacturer	= 0x00f,
+		.cpu_id		= DAVINCI_CPU_ID_DM355,
+		.name		= "dm355",
+	},
+};
+
+static void __iomem *dm355_psc_bases[] = {
+	IO_ADDRESS(DAVINCI_PWR_SLEEP_CNTRL_BASE),
+};
+
+/*
+ * T0_BOT: Timer 0, bottom:  clockevent source for hrtimers
+ * T0_TOP: Timer 0, top   :  clocksource for generic timekeeping
+ * T1_BOT: Timer 1, bottom:  (used by DSP in TI DSPLink code)
+ * T1_TOP: Timer 1, top   :  <unused>
+ */
+struct davinci_timer_info dm355_timer_info = {
+	.timers		= davinci_timer_instance,
+	.clockevent_id	= T0_BOT,
+	.clocksource_id	= T0_TOP,
+};
+
+static struct plat_serial8250_port dm355_serial_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART0_BASE,
+		.irq		= IRQ_UARTINT0,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.mapbase	= DAVINCI_UART1_BASE,
+		.irq		= IRQ_UARTINT1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.mapbase	= DM355_UART2_BASE,
+		.irq		= IRQ_DM355_UARTINT2,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags		= 0
+	},
+};
+
+static struct platform_device dm355_serial_device = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev			= {
+		.platform_data	= dm355_serial_platform_data,
+	},
+};
+
+static struct davinci_soc_info davinci_soc_info_dm355 = {
+	.io_desc		= dm355_io_desc,
+	.io_desc_num		= ARRAY_SIZE(dm355_io_desc),
+	.jtag_id_base		= IO_ADDRESS(0x01c40028),
+	.ids			= dm355_ids,
+	.ids_num		= ARRAY_SIZE(dm355_ids),
+	.cpu_clks		= dm355_clks,
+	.psc_bases		= dm355_psc_bases,
+	.psc_bases_num		= ARRAY_SIZE(dm355_psc_bases),
+	.pinmux_base		= IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE),
+	.pinmux_pins		= dm355_pins,
+	.pinmux_pins_num	= ARRAY_SIZE(dm355_pins),
+	.intc_base		= IO_ADDRESS(DAVINCI_ARM_INTC_BASE),
+	.intc_type		= DAVINCI_INTC_TYPE_AINTC,
+	.intc_irq_prios		= dm355_default_priorities,
+	.intc_irq_num		= DAVINCI_N_AINTC_IRQ,
+	.timer_info		= &dm355_timer_info,
+	.wdt_base		= IO_ADDRESS(DAVINCI_WDOG_BASE),
+	.gpio_base		= IO_ADDRESS(DAVINCI_GPIO_BASE),
+	.gpio_num		= 104,
+	.gpio_irq		= IRQ_DM355_GPIOBNK0,
+	.serial_dev		= &dm355_serial_device,
+	.sram_dma		= 0x00010000,
+	.sram_len		= SZ_32K,
+};
+
+void __init dm355_init(void)
+{
+	davinci_common_init(&davinci_soc_info_dm355);
+}
+
+static int __init dm355_init_devices(void)
+{
+	if (!cpu_is_davinci_dm355())
+		return 0;
+
+	davinci_cfg_reg(DM355_INT_EDMA_CC);
+	platform_device_register(&dm355_edma_device);
+	return 0;
+}
+postcore_initcall(dm355_init_devices);
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index d428ef192eac..fb5449b3c97b 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -11,7 +11,11 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/clk.h>
+#include <linux/serial_8250.h>
 #include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <asm/mach/map.h>
 
 #include <mach/dm644x.h>
 #include <mach/clock.h>
@@ -20,6 +24,9 @@
 #include <mach/irqs.h>
 #include <mach/psc.h>
 #include <mach/mux.h>
+#include <mach/time.h>
+#include <mach/serial.h>
+#include <mach/common.h>
 
 #include "clock.h"
 #include "mux.h"
@@ -312,7 +319,14 @@ struct davinci_clk dm644x_clks[] = {
 	CLK(NULL, NULL, NULL),
 };
 
-#if defined(CONFIG_TI_DAVINCI_EMAC) || defined(CONFIG_TI_DAVINCI_EMAC_MODULE)
+static struct emac_platform_data dm644x_emac_pdata = {
+	.ctrl_reg_offset	= DM644X_EMAC_CNTRL_OFFSET,
+	.ctrl_mod_reg_offset	= DM644X_EMAC_CNTRL_MOD_OFFSET,
+	.ctrl_ram_offset	= DM644X_EMAC_CNTRL_RAM_OFFSET,
+	.mdio_reg_offset	= DM644X_EMAC_MDIO_OFFSET,
+	.ctrl_ram_size		= DM644X_EMAC_CNTRL_RAM_SIZE,
+	.version		= EMAC_VERSION_1,
+};
 
 static struct resource dm644x_emac_resources[] = {
 	{
@@ -330,11 +344,15 @@ static struct resource dm644x_emac_resources[] = {
 static struct platform_device dm644x_emac_device = {
        .name		= "davinci_emac",
        .id		= 1,
+       .dev = {
+	       .platform_data	= &dm644x_emac_pdata,
+       },
        .num_resources	= ARRAY_SIZE(dm644x_emac_resources),
        .resource	= dm644x_emac_resources,
 };
 
-#endif
+#define PINMUX0		0x00
+#define PINMUX1		0x04
 
 /*
  * Device specific mux setup
@@ -343,6 +361,7 @@ static struct platform_device dm644x_emac_device = {
  *				reg  offset mask  mode
  */
 static const struct mux_config dm644x_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
 MUX_CFG(DM644X, HDIREN,		0,   16,    1,	  1,	 true)
 MUX_CFG(DM644X, ATAEN,		0,   17,    1,	  1,	 true)
 MUX_CFG(DM644X, ATAEN_DISABLE,	0,   17,    1,	  0,	 true)
@@ -383,8 +402,76 @@ MUX_CFG(DM644X, RGB666,		0,   22,    1,	  1,	 true)
 
 MUX_CFG(DM644X, LOEEN,		0,   24,    1,	  1,	 true)
 MUX_CFG(DM644X, LFLDEN,		0,   25,    1,	  1,	 false)
+#endif
 };
 
+/* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */
+static u8 dm644x_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+	[IRQ_VDINT0]		= 2,
+	[IRQ_VDINT1]		= 6,
+	[IRQ_VDINT2]		= 6,
+	[IRQ_HISTINT]		= 6,
+	[IRQ_H3AINT]		= 6,
+	[IRQ_PRVUINT]		= 6,
+	[IRQ_RSZINT]		= 6,
+	[7]			= 7,
+	[IRQ_VENCINT]		= 6,
+	[IRQ_ASQINT]		= 6,
+	[IRQ_IMXINT]		= 6,
+	[IRQ_VLCDINT]		= 6,
+	[IRQ_USBINT]		= 4,
+	[IRQ_EMACINT]		= 4,
+	[14]			= 7,
+	[15]			= 7,
+	[IRQ_CCINT0]		= 5,	/* dma */
+	[IRQ_CCERRINT]		= 5,	/* dma */
+	[IRQ_TCERRINT0]		= 5,	/* dma */
+	[IRQ_TCERRINT]		= 5,	/* dma */
+	[IRQ_PSCIN]		= 7,
+	[21]			= 7,
+	[IRQ_IDE]		= 4,
+	[23]			= 7,
+	[IRQ_MBXINT]		= 7,
+	[IRQ_MBRINT]		= 7,
+	[IRQ_MMCINT]		= 7,
+	[IRQ_SDIOINT]		= 7,
+	[28]			= 7,
+	[IRQ_DDRINT]		= 7,
+	[IRQ_AEMIFINT]		= 7,
+	[IRQ_VLQINT]		= 4,
+	[IRQ_TINT0_TINT12]	= 2,	/* clockevent */
+	[IRQ_TINT0_TINT34]	= 2,	/* clocksource */
+	[IRQ_TINT1_TINT12]	= 7,	/* DSP timer */
+	[IRQ_TINT1_TINT34]	= 7,	/* system tick */
+	[IRQ_PWMINT0]		= 7,
+	[IRQ_PWMINT1]		= 7,
+	[IRQ_PWMINT2]		= 7,
+	[IRQ_I2C]		= 3,
+	[IRQ_UARTINT0]		= 3,
+	[IRQ_UARTINT1]		= 3,
+	[IRQ_UARTINT2]		= 3,
+	[IRQ_SPINT0]		= 3,
+	[IRQ_SPINT1]		= 3,
+	[45]			= 7,
+	[IRQ_DSP2ARM0]		= 4,
+	[IRQ_DSP2ARM1]		= 4,
+	[IRQ_GPIO0]		= 7,
+	[IRQ_GPIO1]		= 7,
+	[IRQ_GPIO2]		= 7,
+	[IRQ_GPIO3]		= 7,
+	[IRQ_GPIO4]		= 7,
+	[IRQ_GPIO5]		= 7,
+	[IRQ_GPIO6]		= 7,
+	[IRQ_GPIO7]		= 7,
+	[IRQ_GPIOBNK0]		= 7,
+	[IRQ_GPIOBNK1]		= 7,
+	[IRQ_GPIOBNK2]		= 7,
+	[IRQ_GPIOBNK3]		= 7,
+	[IRQ_GPIOBNK4]		= 7,
+	[IRQ_COMMTX]		= 7,
+	[IRQ_COMMRX]		= 7,
+	[IRQ_EMUINT]		= 7,
+};
 
 /*----------------------------------------------------------------------*/
 
@@ -444,10 +531,118 @@ static struct platform_device dm644x_edma_device = {
 };
 
 /*----------------------------------------------------------------------*/
+
+static struct map_desc dm644x_io_desc[] = {
+	{
+		.virtual	= IO_VIRT,
+		.pfn		= __phys_to_pfn(IO_PHYS),
+		.length		= IO_SIZE,
+		.type		= MT_DEVICE
+	},
+	{
+		.virtual	= SRAM_VIRT,
+		.pfn		= __phys_to_pfn(0x00008000),
+		.length		= SZ_16K,
+		/* MT_MEMORY_NONCACHED requires supersection alignment */
+		.type		= MT_DEVICE,
+	},
+};
+
+/* Contents of JTAG ID register used to identify exact cpu type */
+static struct davinci_id dm644x_ids[] = {
+	{
+		.variant	= 0x0,
+		.part_no	= 0xb700,
+		.manufacturer	= 0x017,
+		.cpu_id		= DAVINCI_CPU_ID_DM6446,
+		.name		= "dm6446",
+	},
+};
+
+static void __iomem *dm644x_psc_bases[] = {
+	IO_ADDRESS(DAVINCI_PWR_SLEEP_CNTRL_BASE),
+};
+
+/*
+ * T0_BOT: Timer 0, bottom:  clockevent source for hrtimers
+ * T0_TOP: Timer 0, top   :  clocksource for generic timekeeping
+ * T1_BOT: Timer 1, bottom:  (used by DSP in TI DSPLink code)
+ * T1_TOP: Timer 1, top   :  <unused>
+ */
+struct davinci_timer_info dm644x_timer_info = {
+	.timers		= davinci_timer_instance,
+	.clockevent_id	= T0_BOT,
+	.clocksource_id	= T0_TOP,
+};
+
+static struct plat_serial8250_port dm644x_serial_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART0_BASE,
+		.irq		= IRQ_UARTINT0,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.mapbase	= DAVINCI_UART1_BASE,
+		.irq		= IRQ_UARTINT1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.mapbase	= DAVINCI_UART2_BASE,
+		.irq		= IRQ_UARTINT2,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags		= 0
+	},
+};
+
+static struct platform_device dm644x_serial_device = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev			= {
+		.platform_data	= dm644x_serial_platform_data,
+	},
+};
+
+static struct davinci_soc_info davinci_soc_info_dm644x = {
+	.io_desc		= dm644x_io_desc,
+	.io_desc_num		= ARRAY_SIZE(dm644x_io_desc),
+	.jtag_id_base		= IO_ADDRESS(0x01c40028),
+	.ids			= dm644x_ids,
+	.ids_num		= ARRAY_SIZE(dm644x_ids),
+	.cpu_clks		= dm644x_clks,
+	.psc_bases		= dm644x_psc_bases,
+	.psc_bases_num		= ARRAY_SIZE(dm644x_psc_bases),
+	.pinmux_base		= IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE),
+	.pinmux_pins		= dm644x_pins,
+	.pinmux_pins_num	= ARRAY_SIZE(dm644x_pins),
+	.intc_base		= IO_ADDRESS(DAVINCI_ARM_INTC_BASE),
+	.intc_type		= DAVINCI_INTC_TYPE_AINTC,
+	.intc_irq_prios 	= dm644x_default_priorities,
+	.intc_irq_num		= DAVINCI_N_AINTC_IRQ,
+	.timer_info		= &dm644x_timer_info,
+	.wdt_base		= IO_ADDRESS(DAVINCI_WDOG_BASE),
+	.gpio_base		= IO_ADDRESS(DAVINCI_GPIO_BASE),
+	.gpio_num		= 71,
+	.gpio_irq		= IRQ_GPIOBNK0,
+	.serial_dev		= &dm644x_serial_device,
+	.emac_pdata		= &dm644x_emac_pdata,
+	.sram_dma		= 0x00008000,
+	.sram_len		= SZ_16K,
+};
+
 void __init dm644x_init(void)
 {
-	davinci_clk_init(dm644x_clks);
-	davinci_mux_register(dm644x_pins, ARRAY_SIZE(dm644x_pins));
+	davinci_common_init(&davinci_soc_info_dm644x);
 }
 
 static int __init dm644x_init_devices(void)
@@ -456,6 +651,7 @@ static int __init dm644x_init_devices(void)
 		return 0;
 
 	platform_device_register(&dm644x_edma_device);
+	platform_device_register(&dm644x_emac_device);
 	return 0;
 }
 postcore_initcall(dm644x_init_devices);
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
new file mode 100644
index 000000000000..334f0711e0f5
--- /dev/null
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -0,0 +1,636 @@
+/*
+ * TI DaVinci DM644x chip specific setup
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (c) Deep Root Systems, LLC. 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.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/serial_8250.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/dm646x.h>
+#include <mach/clock.h>
+#include <mach/cputype.h>
+#include <mach/edma.h>
+#include <mach/irqs.h>
+#include <mach/psc.h>
+#include <mach/mux.h>
+#include <mach/time.h>
+#include <mach/serial.h>
+#include <mach/common.h>
+
+#include "clock.h"
+#include "mux.h"
+
+/*
+ * Device specific clocks
+ */
+#define DM646X_REF_FREQ		27000000
+#define DM646X_AUX_FREQ		24000000
+
+static struct pll_data pll1_data = {
+	.num       = 1,
+	.phys_base = DAVINCI_PLL1_BASE,
+};
+
+static struct pll_data pll2_data = {
+	.num       = 2,
+	.phys_base = DAVINCI_PLL2_BASE,
+};
+
+static struct clk ref_clk = {
+	.name = "ref_clk",
+	.rate = DM646X_REF_FREQ,
+};
+
+static struct clk aux_clkin = {
+	.name = "aux_clkin",
+	.rate = DM646X_AUX_FREQ,
+};
+
+static struct clk pll1_clk = {
+	.name = "pll1",
+	.parent = &ref_clk,
+	.pll_data = &pll1_data,
+	.flags = CLK_PLL,
+};
+
+static struct clk pll1_sysclk1 = {
+	.name = "pll1_sysclk1",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV1,
+};
+
+static struct clk pll1_sysclk2 = {
+	.name = "pll1_sysclk2",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV2,
+};
+
+static struct clk pll1_sysclk3 = {
+	.name = "pll1_sysclk3",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV3,
+};
+
+static struct clk pll1_sysclk4 = {
+	.name = "pll1_sysclk4",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV4,
+};
+
+static struct clk pll1_sysclk5 = {
+	.name = "pll1_sysclk5",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV5,
+};
+
+static struct clk pll1_sysclk6 = {
+	.name = "pll1_sysclk6",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV6,
+};
+
+static struct clk pll1_sysclk8 = {
+	.name = "pll1_sysclk8",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV8,
+};
+
+static struct clk pll1_sysclk9 = {
+	.name = "pll1_sysclk9",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV9,
+};
+
+static struct clk pll1_sysclkbp = {
+	.name = "pll1_sysclkbp",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL | PRE_PLL,
+	.div_reg = BPDIV,
+};
+
+static struct clk pll1_aux_clk = {
+	.name = "pll1_aux_clk",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL | PRE_PLL,
+};
+
+static struct clk pll2_clk = {
+	.name = "pll2_clk",
+	.parent = &ref_clk,
+	.pll_data = &pll2_data,
+	.flags = CLK_PLL,
+};
+
+static struct clk pll2_sysclk1 = {
+	.name = "pll2_sysclk1",
+	.parent = &pll2_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV1,
+};
+
+static struct clk dsp_clk = {
+	.name = "dsp",
+	.parent = &pll1_sysclk1,
+	.lpsc = DM646X_LPSC_C64X_CPU,
+	.flags = PSC_DSP,
+	.usecount = 1,			/* REVISIT how to disable? */
+};
+
+static struct clk arm_clk = {
+	.name = "arm",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM646X_LPSC_ARM,
+	.flags = ALWAYS_ENABLED,
+};
+
+static struct clk uart0_clk = {
+	.name = "uart0",
+	.parent = &aux_clkin,
+	.lpsc = DM646X_LPSC_UART0,
+};
+
+static struct clk uart1_clk = {
+	.name = "uart1",
+	.parent = &aux_clkin,
+	.lpsc = DM646X_LPSC_UART1,
+};
+
+static struct clk uart2_clk = {
+	.name = "uart2",
+	.parent = &aux_clkin,
+	.lpsc = DM646X_LPSC_UART2,
+};
+
+static struct clk i2c_clk = {
+	.name = "I2CCLK",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_I2C,
+};
+
+static struct clk gpio_clk = {
+	.name = "gpio",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_GPIO,
+};
+
+static struct clk aemif_clk = {
+	.name = "aemif",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_AEMIF,
+	.flags = ALWAYS_ENABLED,
+};
+
+static struct clk emac_clk = {
+	.name = "emac",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_EMAC,
+};
+
+static struct clk pwm0_clk = {
+	.name = "pwm0",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_PWM0,
+	.usecount = 1,            /* REVIST: disabling hangs system */
+};
+
+static struct clk pwm1_clk = {
+	.name = "pwm1",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_PWM1,
+	.usecount = 1,            /* REVIST: disabling hangs system */
+};
+
+static struct clk timer0_clk = {
+	.name = "timer0",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_TIMER0,
+};
+
+static struct clk timer1_clk = {
+	.name = "timer1",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM646X_LPSC_TIMER1,
+};
+
+static struct clk timer2_clk = {
+	.name = "timer2",
+	.parent = &pll1_sysclk3,
+	.flags = ALWAYS_ENABLED, /* no LPSC, always enabled; c.f. spruep9a */
+};
+
+static struct clk vpif0_clk = {
+	.name = "vpif0",
+	.parent = &ref_clk,
+	.lpsc = DM646X_LPSC_VPSSMSTR,
+	.flags = ALWAYS_ENABLED,
+};
+
+static struct clk vpif1_clk = {
+	.name = "vpif1",
+	.parent = &ref_clk,
+	.lpsc = DM646X_LPSC_VPSSSLV,
+	.flags = ALWAYS_ENABLED,
+};
+
+struct davinci_clk dm646x_clks[] = {
+	CLK(NULL, "ref", &ref_clk),
+	CLK(NULL, "aux", &aux_clkin),
+	CLK(NULL, "pll1", &pll1_clk),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk1),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk2),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk3),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk4),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk5),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk6),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk8),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclk9),
+	CLK(NULL, "pll1_sysclk", &pll1_sysclkbp),
+	CLK(NULL, "pll1_aux", &pll1_aux_clk),
+	CLK(NULL, "pll2", &pll2_clk),
+	CLK(NULL, "pll2_sysclk1", &pll2_sysclk1),
+	CLK(NULL, "dsp", &dsp_clk),
+	CLK(NULL, "arm", &arm_clk),
+	CLK(NULL, "uart0", &uart0_clk),
+	CLK(NULL, "uart1", &uart1_clk),
+	CLK(NULL, "uart2", &uart2_clk),
+	CLK("i2c_davinci.1", NULL, &i2c_clk),
+	CLK(NULL, "gpio", &gpio_clk),
+	CLK(NULL, "aemif", &aemif_clk),
+	CLK("davinci_emac.1", NULL, &emac_clk),
+	CLK(NULL, "pwm0", &pwm0_clk),
+	CLK(NULL, "pwm1", &pwm1_clk),
+	CLK(NULL, "timer0", &timer0_clk),
+	CLK(NULL, "timer1", &timer1_clk),
+	CLK("watchdog", NULL, &timer2_clk),
+	CLK(NULL, "vpif0", &vpif0_clk),
+	CLK(NULL, "vpif1", &vpif1_clk),
+	CLK(NULL, NULL, NULL),
+};
+
+static struct emac_platform_data dm646x_emac_pdata = {
+	.ctrl_reg_offset	= DM646X_EMAC_CNTRL_OFFSET,
+	.ctrl_mod_reg_offset	= DM646X_EMAC_CNTRL_MOD_OFFSET,
+	.ctrl_ram_offset	= DM646X_EMAC_CNTRL_RAM_OFFSET,
+	.mdio_reg_offset	= DM646X_EMAC_MDIO_OFFSET,
+	.ctrl_ram_size		= DM646X_EMAC_CNTRL_RAM_SIZE,
+	.version		= EMAC_VERSION_2,
+};
+
+static struct resource dm646x_emac_resources[] = {
+	{
+		.start	= DM646X_EMAC_BASE,
+		.end	= DM646X_EMAC_BASE + 0x47ff,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= IRQ_DM646X_EMACRXTHINT,
+		.end	= IRQ_DM646X_EMACRXTHINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= IRQ_DM646X_EMACRXINT,
+		.end	= IRQ_DM646X_EMACRXINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= IRQ_DM646X_EMACTXINT,
+		.end	= IRQ_DM646X_EMACTXINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= IRQ_DM646X_EMACMISCINT,
+		.end	= IRQ_DM646X_EMACMISCINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device dm646x_emac_device = {
+	.name		= "davinci_emac",
+	.id		= 1,
+	.dev = {
+		.platform_data	= &dm646x_emac_pdata,
+	},
+	.num_resources	= ARRAY_SIZE(dm646x_emac_resources),
+	.resource	= dm646x_emac_resources,
+};
+
+#define PINMUX0		0x00
+#define PINMUX1		0x04
+
+/*
+ * Device specific mux setup
+ *
+ *	soc	description	mux  mode   mode  mux	 dbg
+ *				reg  offset mask  mode
+ */
+static const struct mux_config dm646x_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
+MUX_CFG(DM646X, ATAEN,		0,   0,     1,	  1,	 true)
+
+MUX_CFG(DM646X, AUDCK1,		0,   29,    1,	  0,	 false)
+
+MUX_CFG(DM646X, AUDCK0,		0,   28,    1,	  0,	 false)
+
+MUX_CFG(DM646X, CRGMUX,			0,   24,    7,    5,	 true)
+
+MUX_CFG(DM646X, STSOMUX_DISABLE,	0,   22,    3,    0,	 true)
+
+MUX_CFG(DM646X, STSIMUX_DISABLE,	0,   20,    3,    0,	 true)
+
+MUX_CFG(DM646X, PTSOMUX_DISABLE,	0,   18,    3,    0,	 true)
+
+MUX_CFG(DM646X, PTSIMUX_DISABLE,	0,   16,    3,    0,	 true)
+
+MUX_CFG(DM646X, STSOMUX,		0,   22,    3,    2,	 true)
+
+MUX_CFG(DM646X, STSIMUX,		0,   20,    3,    2,	 true)
+
+MUX_CFG(DM646X, PTSOMUX_PARALLEL,	0,   18,    3,    2,	 true)
+
+MUX_CFG(DM646X, PTSIMUX_PARALLEL,	0,   16,    3,    2,	 true)
+
+MUX_CFG(DM646X, PTSOMUX_SERIAL,		0,   18,    3,    3,	 true)
+
+MUX_CFG(DM646X, PTSIMUX_SERIAL,		0,   16,    3,    3,	 true)
+#endif
+};
+
+static u8 dm646x_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+	[IRQ_DM646X_VP_VERTINT0]        = 7,
+	[IRQ_DM646X_VP_VERTINT1]        = 7,
+	[IRQ_DM646X_VP_VERTINT2]        = 7,
+	[IRQ_DM646X_VP_VERTINT3]        = 7,
+	[IRQ_DM646X_VP_ERRINT]          = 7,
+	[IRQ_DM646X_RESERVED_1]         = 7,
+	[IRQ_DM646X_RESERVED_2]         = 7,
+	[IRQ_DM646X_WDINT]              = 7,
+	[IRQ_DM646X_CRGENINT0]          = 7,
+	[IRQ_DM646X_CRGENINT1]          = 7,
+	[IRQ_DM646X_TSIFINT0]           = 7,
+	[IRQ_DM646X_TSIFINT1]           = 7,
+	[IRQ_DM646X_VDCEINT]            = 7,
+	[IRQ_DM646X_USBINT]             = 7,
+	[IRQ_DM646X_USBDMAINT]          = 7,
+	[IRQ_DM646X_PCIINT]             = 7,
+	[IRQ_CCINT0]                    = 7,    /* dma */
+	[IRQ_CCERRINT]                  = 7,    /* dma */
+	[IRQ_TCERRINT0]                 = 7,    /* dma */
+	[IRQ_TCERRINT]                  = 7,    /* dma */
+	[IRQ_DM646X_TCERRINT2]          = 7,
+	[IRQ_DM646X_TCERRINT3]          = 7,
+	[IRQ_DM646X_IDE]                = 7,
+	[IRQ_DM646X_HPIINT]             = 7,
+	[IRQ_DM646X_EMACRXTHINT]        = 7,
+	[IRQ_DM646X_EMACRXINT]          = 7,
+	[IRQ_DM646X_EMACTXINT]          = 7,
+	[IRQ_DM646X_EMACMISCINT]        = 7,
+	[IRQ_DM646X_MCASP0TXINT]        = 7,
+	[IRQ_DM646X_MCASP0RXINT]        = 7,
+	[IRQ_AEMIFINT]                  = 7,
+	[IRQ_DM646X_RESERVED_3]         = 7,
+	[IRQ_DM646X_MCASP1TXINT]        = 7,    /* clockevent */
+	[IRQ_TINT0_TINT34]              = 7,    /* clocksource */
+	[IRQ_TINT1_TINT12]              = 7,    /* DSP timer */
+	[IRQ_TINT1_TINT34]              = 7,    /* system tick */
+	[IRQ_PWMINT0]                   = 7,
+	[IRQ_PWMINT1]                   = 7,
+	[IRQ_DM646X_VLQINT]             = 7,
+	[IRQ_I2C]                       = 7,
+	[IRQ_UARTINT0]                  = 7,
+	[IRQ_UARTINT1]                  = 7,
+	[IRQ_DM646X_UARTINT2]           = 7,
+	[IRQ_DM646X_SPINT0]             = 7,
+	[IRQ_DM646X_SPINT1]             = 7,
+	[IRQ_DM646X_DSP2ARMINT]         = 7,
+	[IRQ_DM646X_RESERVED_4]         = 7,
+	[IRQ_DM646X_PSCINT]             = 7,
+	[IRQ_DM646X_GPIO0]              = 7,
+	[IRQ_DM646X_GPIO1]              = 7,
+	[IRQ_DM646X_GPIO2]              = 7,
+	[IRQ_DM646X_GPIO3]              = 7,
+	[IRQ_DM646X_GPIO4]              = 7,
+	[IRQ_DM646X_GPIO5]              = 7,
+	[IRQ_DM646X_GPIO6]              = 7,
+	[IRQ_DM646X_GPIO7]              = 7,
+	[IRQ_DM646X_GPIOBNK0]           = 7,
+	[IRQ_DM646X_GPIOBNK1]           = 7,
+	[IRQ_DM646X_GPIOBNK2]           = 7,
+	[IRQ_DM646X_DDRINT]             = 7,
+	[IRQ_DM646X_AEMIFINT]           = 7,
+	[IRQ_COMMTX]                    = 7,
+	[IRQ_COMMRX]                    = 7,
+	[IRQ_EMUINT]                    = 7,
+};
+
+/*----------------------------------------------------------------------*/
+
+static const s8 dma_chan_dm646x_no_event[] = {
+	 0,  1,  2,  3, 13,
+	14, 15, 24, 25, 26,
+	27, 30, 31, 54, 55,
+	56,
+	-1
+};
+
+static struct edma_soc_info dm646x_edma_info = {
+	.n_channel	= 64,
+	.n_region	= 6,	/* 0-1, 4-7 */
+	.n_slot		= 512,
+	.n_tc		= 4,
+	.noevent	= dma_chan_dm646x_no_event,
+};
+
+static struct resource edma_resources[] = {
+	{
+		.name	= "edma_cc",
+		.start	= 0x01c00000,
+		.end	= 0x01c00000 + SZ_64K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc0",
+		.start	= 0x01c10000,
+		.end	= 0x01c10000 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc1",
+		.start	= 0x01c10400,
+		.end	= 0x01c10400 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc2",
+		.start	= 0x01c10800,
+		.end	= 0x01c10800 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc3",
+		.start	= 0x01c10c00,
+		.end	= 0x01c10c00 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= IRQ_CCINT0,
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= IRQ_CCERRINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	/* not using TC*_ERR */
+};
+
+static struct platform_device dm646x_edma_device = {
+	.name			= "edma",
+	.id			= -1,
+	.dev.platform_data	= &dm646x_edma_info,
+	.num_resources		= ARRAY_SIZE(edma_resources),
+	.resource		= edma_resources,
+};
+
+/*----------------------------------------------------------------------*/
+
+static struct map_desc dm646x_io_desc[] = {
+	{
+		.virtual	= IO_VIRT,
+		.pfn		= __phys_to_pfn(IO_PHYS),
+		.length		= IO_SIZE,
+		.type		= MT_DEVICE
+	},
+	{
+		.virtual	= SRAM_VIRT,
+		.pfn		= __phys_to_pfn(0x00010000),
+		.length		= SZ_32K,
+		/* MT_MEMORY_NONCACHED requires supersection alignment */
+		.type		= MT_DEVICE,
+	},
+};
+
+/* Contents of JTAG ID register used to identify exact cpu type */
+static struct davinci_id dm646x_ids[] = {
+	{
+		.variant	= 0x0,
+		.part_no	= 0xb770,
+		.manufacturer	= 0x017,
+		.cpu_id		= DAVINCI_CPU_ID_DM6467,
+		.name		= "dm6467",
+	},
+};
+
+static void __iomem *dm646x_psc_bases[] = {
+	IO_ADDRESS(DAVINCI_PWR_SLEEP_CNTRL_BASE),
+};
+
+/*
+ * T0_BOT: Timer 0, bottom:  clockevent source for hrtimers
+ * T0_TOP: Timer 0, top   :  clocksource for generic timekeeping
+ * T1_BOT: Timer 1, bottom:  (used by DSP in TI DSPLink code)
+ * T1_TOP: Timer 1, top   :  <unused>
+ */
+struct davinci_timer_info dm646x_timer_info = {
+	.timers		= davinci_timer_instance,
+	.clockevent_id	= T0_BOT,
+	.clocksource_id	= T0_TOP,
+};
+
+static struct plat_serial8250_port dm646x_serial_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART0_BASE,
+		.irq		= IRQ_UARTINT0,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM32,
+		.regshift	= 2,
+	},
+	{
+		.mapbase	= DAVINCI_UART1_BASE,
+		.irq		= IRQ_UARTINT1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM32,
+		.regshift	= 2,
+	},
+	{
+		.mapbase	= DAVINCI_UART2_BASE,
+		.irq		= IRQ_DM646X_UARTINT2,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM32,
+		.regshift	= 2,
+	},
+	{
+		.flags		= 0
+	},
+};
+
+static struct platform_device dm646x_serial_device = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev			= {
+		.platform_data	= dm646x_serial_platform_data,
+	},
+};
+
+static struct davinci_soc_info davinci_soc_info_dm646x = {
+	.io_desc		= dm646x_io_desc,
+	.io_desc_num		= ARRAY_SIZE(dm646x_io_desc),
+	.jtag_id_base		= IO_ADDRESS(0x01c40028),
+	.ids			= dm646x_ids,
+	.ids_num		= ARRAY_SIZE(dm646x_ids),
+	.cpu_clks		= dm646x_clks,
+	.psc_bases		= dm646x_psc_bases,
+	.psc_bases_num		= ARRAY_SIZE(dm646x_psc_bases),
+	.pinmux_base		= IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE),
+	.pinmux_pins		= dm646x_pins,
+	.pinmux_pins_num	= ARRAY_SIZE(dm646x_pins),
+	.intc_base		= IO_ADDRESS(DAVINCI_ARM_INTC_BASE),
+	.intc_type		= DAVINCI_INTC_TYPE_AINTC,
+	.intc_irq_prios		= dm646x_default_priorities,
+	.intc_irq_num		= DAVINCI_N_AINTC_IRQ,
+	.timer_info		= &dm646x_timer_info,
+	.wdt_base		= IO_ADDRESS(DAVINCI_WDOG_BASE),
+	.gpio_base		= IO_ADDRESS(DAVINCI_GPIO_BASE),
+	.gpio_num		= 43, /* Only 33 usable */
+	.gpio_irq		= IRQ_DM646X_GPIOBNK0,
+	.serial_dev		= &dm646x_serial_device,
+	.emac_pdata		= &dm646x_emac_pdata,
+	.sram_dma		= 0x10010000,
+	.sram_len		= SZ_32K,
+};
+
+void __init dm646x_init(void)
+{
+	davinci_common_init(&davinci_soc_info_dm646x);
+}
+
+static int __init dm646x_init_devices(void)
+{
+	if (!cpu_is_davinci_dm646x())
+		return 0;
+
+	platform_device_register(&dm646x_edma_device);
+	platform_device_register(&dm646x_emac_device);
+	return 0;
+}
+postcore_initcall(dm646x_init_devices);
diff --git a/arch/arm/mach-davinci/gpio.c b/arch/arm/mach-davinci/gpio.c
index 1aba41c6351e..1b6532159c58 100644
--- a/arch/arm/mach-davinci/gpio.c
+++ b/arch/arm/mach-davinci/gpio.c
@@ -23,6 +23,7 @@
 #include <mach/cputype.h>
 #include <mach/irqs.h>
 #include <mach/hardware.h>
+#include <mach/common.h>
 #include <mach/gpio.h>
 
 #include <asm/mach/irq.h>
@@ -37,14 +38,13 @@ struct davinci_gpio {
 
 static struct davinci_gpio chips[DIV_ROUND_UP(DAVINCI_N_GPIO, 32)];
 
-static unsigned __initdata ngpio;
-
 /* create a non-inlined version */
 static struct gpio_controller __iomem * __init gpio2controller(unsigned gpio)
 {
 	return __gpio_to_controller(gpio);
 }
 
+static int __init davinci_gpio_irq_setup(void);
 
 /*--------------------------------------------------------------------------*/
 
@@ -115,23 +115,16 @@ davinci_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 static int __init davinci_gpio_setup(void)
 {
 	int i, base;
+	unsigned ngpio;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
 
-	/* The gpio banks conceptually expose a segmented bitmap,
+	/*
+	 * The gpio banks conceptually expose a segmented bitmap,
 	 * and "ngpio" is one more than the largest zero-based
 	 * bit index that's valid.
 	 */
-	if (cpu_is_davinci_dm355()) {		/* or dm335() */
-		ngpio = 104;
-	} else if (cpu_is_davinci_dm644x()) {	/* or dm337() */
-		ngpio = 71;
-	} else if (cpu_is_davinci_dm646x()) {
-		/* NOTE:  each bank has several "reserved" bits,
-		 * unusable as GPIOs.  Only 33 of the GPIO numbers
-		 * are usable, and we're not rejecting the others.
-		 */
-		ngpio = 43;
-	} else {
-		/* if cpu_is_davinci_dm643x() ngpio = 111 */
+	ngpio = soc_info->gpio_num;
+	if (ngpio == 0) {
 		pr_err("GPIO setup:  how many GPIOs?\n");
 		return -EINVAL;
 	}
@@ -157,6 +150,7 @@ static int __init davinci_gpio_setup(void)
 		gpiochip_add(&chips[i].chip);
 	}
 
+	davinci_gpio_irq_setup();
 	return 0;
 }
 pure_initcall(davinci_gpio_setup);
@@ -187,10 +181,15 @@ static void gpio_irq_enable(unsigned irq)
 {
 	struct gpio_controller *__iomem g = get_irq_chip_data(irq);
 	u32 mask = __gpio_mask(irq_to_gpio(irq));
+	unsigned status = irq_desc[irq].status;
+
+	status &= IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING;
+	if (!status)
+		status = IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING;
 
-	if (irq_desc[irq].status & IRQ_TYPE_EDGE_FALLING)
+	if (status & IRQ_TYPE_EDGE_FALLING)
 		__raw_writel(mask, &g->set_falling);
-	if (irq_desc[irq].status & IRQ_TYPE_EDGE_RISING)
+	if (status & IRQ_TYPE_EDGE_RISING)
 		__raw_writel(mask, &g->set_rising);
 }
 
@@ -205,10 +204,13 @@ static int gpio_irq_type(unsigned irq, unsigned trigger)
 	irq_desc[irq].status &= ~IRQ_TYPE_SENSE_MASK;
 	irq_desc[irq].status |= trigger;
 
-	__raw_writel(mask, (trigger & IRQ_TYPE_EDGE_FALLING)
-		     ? &g->set_falling : &g->clr_falling);
-	__raw_writel(mask, (trigger & IRQ_TYPE_EDGE_RISING)
-		     ? &g->set_rising : &g->clr_rising);
+	/* don't enable the IRQ if it's currently disabled */
+	if (irq_desc[irq].depth == 0) {
+		__raw_writel(mask, (trigger & IRQ_TYPE_EDGE_FALLING)
+			     ? &g->set_falling : &g->clr_falling);
+		__raw_writel(mask, (trigger & IRQ_TYPE_EDGE_RISING)
+			     ? &g->set_rising : &g->clr_rising);
+	}
 	return 0;
 }
 
@@ -230,6 +232,7 @@ gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 		mask <<= 16;
 
 	/* temporarily mask (level sensitive) parent IRQ */
+	desc->chip->mask(irq);
 	desc->chip->ack(irq);
 	while (1) {
 		u32		status;
@@ -268,17 +271,15 @@ gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 static int __init davinci_gpio_irq_setup(void)
 {
 	unsigned	gpio, irq, bank;
-	unsigned	bank_irq;
 	struct clk	*clk;
 	u32		binten = 0;
+	unsigned	ngpio, bank_irq;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	ngpio = soc_info->gpio_num;
 
-	if (cpu_is_davinci_dm355()) {		/* or dm335() */
-		bank_irq = IRQ_DM355_GPIOBNK0;
-	} else if (cpu_is_davinci_dm644x()) {
-		bank_irq = IRQ_GPIOBNK0;
-	} else if (cpu_is_davinci_dm646x()) {
-		bank_irq = IRQ_DM646X_GPIOBNK0;
-	} else {
+	bank_irq = soc_info->gpio_irq;
+	if (bank_irq == 0) {
 		printk(KERN_ERR "Don't know first GPIO bank IRQ.\n");
 		return -EINVAL;
 	}
@@ -318,11 +319,9 @@ static int __init davinci_gpio_irq_setup(void)
 	/* BINTEN -- per-bank interrupt enable. genirq would also let these
 	 * bits be set/cleared dynamically.
 	 */
-	__raw_writel(binten, (void *__iomem)
-		     IO_ADDRESS(DAVINCI_GPIO_BASE + 0x08));
+	__raw_writel(binten, soc_info->gpio_base + 0x08);
 
 	printk(KERN_INFO "DaVinci: %d gpio irqs\n", irq - gpio_to_irq(0));
 
 	return 0;
 }
-arch_initcall(davinci_gpio_irq_setup);
diff --git a/arch/arm/mach-davinci/id.c b/arch/arm/mach-davinci/id.c
deleted file mode 100644
index 018b994cd794..000000000000
--- a/arch/arm/mach-davinci/id.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Davinci CPU identification code
- *
- * Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
- *
- * Derived from OMAP1 CPU identification code.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/io.h>
-
-#define JTAG_ID_BASE		IO_ADDRESS(0x01c40028)
-
-static unsigned int davinci_revision;
-
-struct davinci_id {
-	u8	variant;	/* JTAG ID bits 31:28 */
-	u16	part_no;	/* JTAG ID bits 27:12 */
-	u32	manufacturer;	/* JTAG ID bits 11:1 */
-	u32	type;		/* Cpu id bits [31:8], cpu class bits [7:0] */
-};
-
-/* Register values to detect the DaVinci version */
-static struct davinci_id davinci_ids[] __initdata = {
-	{
-		/* DM6446 */
-		.part_no      = 0xb700,
-		.variant      = 0x0,
-		.manufacturer = 0x017,
-		.type	      = 0x64460000,
-	},
-	{
-		/* DM646X */
-		.part_no      = 0xb770,
-		.variant      = 0x0,
-		.manufacturer = 0x017,
-		.type         = 0x64670000,
-	},
-	{
-		/* DM355 */
-		.part_no	= 0xb73b,
-		.variant	= 0x0,
-		.manufacturer	= 0x00f,
-		.type		= 0x03550000,
-	},
-};
-
-/*
- * Get Device Part No. from JTAG ID register
- */
-static u16 __init davinci_get_part_no(void)
-{
-	u32 dev_id, part_no;
-
-	dev_id = __raw_readl(JTAG_ID_BASE);
-
-	part_no = ((dev_id >> 12) & 0xffff);
-
-	return part_no;
-}
-
-/*
- * Get Device Revision from JTAG ID register
- */
-static u8 __init davinci_get_variant(void)
-{
-	u32 variant;
-
-	variant = __raw_readl(JTAG_ID_BASE);
-
-	variant = (variant >> 28) & 0xf;
-
-	return variant;
-}
-
-unsigned int davinci_rev(void)
-{
-	return davinci_revision >> 16;
-}
-EXPORT_SYMBOL(davinci_rev);
-
-void __init davinci_check_revision(void)
-{
-	int i;
-	u16 part_no;
-	u8 variant;
-
-	part_no = davinci_get_part_no();
-	variant = davinci_get_variant();
-
-	/* First check only the major version in a safe way */
-	for (i = 0; i < ARRAY_SIZE(davinci_ids); i++) {
-		if (part_no == (davinci_ids[i].part_no)) {
-			davinci_revision = davinci_ids[i].type;
-			break;
-		}
-	}
-
-	/* Check if we can find the dev revision */
-	for (i = 0; i < ARRAY_SIZE(davinci_ids); i++) {
-		if (part_no == davinci_ids[i].part_no &&
-		    variant == davinci_ids[i].variant) {
-			davinci_revision = davinci_ids[i].type;
-			break;
-		}
-	}
-
-	printk(KERN_INFO "DaVinci DM%04x variant 0x%x\n",
-	       davinci_rev(), variant);
-}
diff --git a/arch/arm/mach-davinci/include/mach/board-dm6446evm.h b/arch/arm/mach-davinci/include/mach/board-dm6446evm.h
deleted file mode 100644
index 3216f21c1238..000000000000
--- a/arch/arm/mach-davinci/include/mach/board-dm6446evm.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * DaVinci DM6446 EVM board specific headers
- *
- * Author: Kevin Hilman, Deep Root Systems, LLC
- *
- * 2007 (c) Deep Root Systems, LLC. 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 ifndef.
- */
-
-#ifndef _MACH_DAVINCI_DM6446EVM_H
-#define _MACH_DAVINCI_DM6446EVM_H
-
-#include <linux/types.h>
-
-int dm6446evm_eeprom_read(char *buf, off_t off, size_t count);
-int dm6446evm_eeprom_write(char *buf, off_t off, size_t count);
-
-#endif
diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h
index 191770976250..a1f03b606d8f 100644
--- a/arch/arm/mach-davinci/include/mach/common.h
+++ b/arch/arm/mach-davinci/include/mach/common.h
@@ -17,7 +17,8 @@ struct sys_timer;
 extern struct sys_timer davinci_timer;
 
 extern void davinci_irq_init(void);
-extern void davinci_map_common_io(void);
+extern void __iomem *davinci_intc_base;
+extern int davinci_intc_type;
 
 /* parameters describe VBUS sourcing for host mode */
 extern void setup_usb(unsigned mA, unsigned potpgt_msec);
@@ -25,4 +26,56 @@ extern void setup_usb(unsigned mA, unsigned potpgt_msec);
 /* parameters describe VBUS sourcing for host mode */
 extern void setup_usb(unsigned mA, unsigned potpgt_msec);
 
+struct davinci_timer_instance {
+	void __iomem	*base;
+	u32		bottom_irq;
+	u32		top_irq;
+	unsigned long	cmp_off;
+	unsigned int	cmp_irq;
+};
+
+struct davinci_timer_info {
+	struct davinci_timer_instance	*timers;
+	unsigned int			clockevent_id;
+	unsigned int			clocksource_id;
+};
+
+/* SoC specific init support */
+struct davinci_soc_info {
+	struct map_desc			*io_desc;
+	unsigned long			io_desc_num;
+	u32				cpu_id;
+	u32				jtag_id;
+	void __iomem			*jtag_id_base;
+	struct davinci_id		*ids;
+	unsigned long			ids_num;
+	struct davinci_clk		*cpu_clks;
+	void __iomem			**psc_bases;
+	unsigned long			psc_bases_num;
+	void __iomem			*pinmux_base;
+	const struct mux_config		*pinmux_pins;
+	unsigned long			pinmux_pins_num;
+	void __iomem			*intc_base;
+	int				intc_type;
+	u8				*intc_irq_prios;
+	unsigned long			intc_irq_num;
+	struct davinci_timer_info	*timer_info;
+	void __iomem			*wdt_base;
+	void __iomem			*gpio_base;
+	unsigned			gpio_num;
+	unsigned			gpio_irq;
+	struct platform_device		*serial_dev;
+	struct emac_platform_data	*emac_pdata;
+	dma_addr_t			sram_dma;
+	unsigned			sram_len;
+};
+
+extern struct davinci_soc_info davinci_soc_info;
+
+extern void davinci_common_init(struct davinci_soc_info *soc_info);
+
+/* standard place to map on-chip SRAMs; they *may* support DMA */
+#define SRAM_VIRT	0xfffe0000
+#define SRAM_SIZE	SZ_128K
+
 #endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */
diff --git a/arch/arm/mach-davinci/include/mach/cp_intc.h b/arch/arm/mach-davinci/include/mach/cp_intc.h
new file mode 100644
index 000000000000..c4d27eec8064
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/cp_intc.h
@@ -0,0 +1,57 @@
+/*
+ * TI Common Platform Interrupt Controller (cp_intc) definitions
+ *
+ * Author: Steve Chen <schen@mvista.com>
+ * Copyright (C) 2008-2009, MontaVista Software, Inc. <source@mvista.com>
+ *
+ * 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 __ASM_HARDWARE_CP_INTC_H
+#define __ASM_HARDWARE_CP_INTC_H
+
+#define CP_INTC_REV			0x00
+#define CP_INTC_CTRL			0x04
+#define CP_INTC_HOST_CTRL		0x0C
+#define CP_INTC_GLOBAL_ENABLE		0x10
+#define CP_INTC_GLOBAL_NESTING_LEVEL	0x1C
+#define CP_INTC_SYS_STAT_IDX_SET	0x20
+#define CP_INTC_SYS_STAT_IDX_CLR	0x24
+#define CP_INTC_SYS_ENABLE_IDX_SET	0x28
+#define CP_INTC_SYS_ENABLE_IDX_CLR	0x2C
+#define CP_INTC_GLOBAL_WAKEUP_ENABLE	0x30
+#define CP_INTC_HOST_ENABLE_IDX_SET	0x34
+#define CP_INTC_HOST_ENABLE_IDX_CLR	0x38
+#define CP_INTC_PACING_PRESCALE 	0x40
+#define CP_INTC_VECTOR_BASE		0x50
+#define CP_INTC_VECTOR_SIZE		0x54
+#define CP_INTC_VECTOR_NULL		0x58
+#define CP_INTC_PRIO_IDX		0x80
+#define CP_INTC_PRIO_VECTOR		0x84
+#define CP_INTC_SECURE_ENABLE		0x90
+#define CP_INTC_SECURE_PRIO_IDX 	0x94
+#define CP_INTC_PACING_PARAM(n) 	(0x0100 + (n << 4))
+#define CP_INTC_PACING_DEC(n)		(0x0104 + (n << 4))
+#define CP_INTC_PACING_MAP(n)		(0x0108 + (n << 4))
+#define CP_INTC_SYS_RAW_STAT(n) 	(0x0200 + (n << 2))
+#define CP_INTC_SYS_STAT_CLR(n) 	(0x0280 + (n << 2))
+#define CP_INTC_SYS_ENABLE_SET(n)	(0x0300 + (n << 2))
+#define CP_INTC_SYS_ENABLE_CLR(n)	(0x0380 + (n << 2))
+#define CP_INTC_CHAN_MAP(n)		(0x0400 + (n << 2))
+#define CP_INTC_HOST_MAP(n)		(0x0800 + (n << 2))
+#define CP_INTC_HOST_PRIO_IDX(n)	(0x0900 + (n << 2))
+#define CP_INTC_SYS_POLARITY(n) 	(0x0D00 + (n << 2))
+#define CP_INTC_SYS_TYPE(n)		(0x0D80 + (n << 2))
+#define CP_INTC_WAKEUP_ENABLE(n)	(0x0E00 + (n << 2))
+#define CP_INTC_DEBUG_SELECT(n) 	(0x0F00 + (n << 2))
+#define CP_INTC_SYS_SECURE_ENABLE(n)	(0x1000 + (n << 2))
+#define CP_INTC_HOST_NESTING_LEVEL(n)	(0x1100 + (n << 2))
+#define CP_INTC_HOST_ENABLE(n)		(0x1500 + (n << 2))
+#define CP_INTC_HOST_PRIO_VECTOR(n)	(0x1600 + (n << 2))
+#define CP_INTC_VECTOR_ADDR(n)		(0x2000 + (n << 2))
+
+void __init cp_intc_init(void __iomem *base, unsigned short num_irq,
+			 u8 *irq_prio);
+
+#endif	/* __ASM_HARDWARE_CP_INTC_H */
diff --git a/arch/arm/mach-davinci/include/mach/cputype.h b/arch/arm/mach-davinci/include/mach/cputype.h
index 27cfb1b3a662..d12a5ed2959a 100644
--- a/arch/arm/mach-davinci/include/mach/cputype.h
+++ b/arch/arm/mach-davinci/include/mach/cputype.h
@@ -16,17 +16,30 @@
 #ifndef _ASM_ARCH_CPU_H
 #define _ASM_ARCH_CPU_H
 
-extern unsigned int davinci_rev(void);
+#include <mach/common.h>
 
-#define IS_DAVINCI_CPU(type, id)			\
-static inline int is_davinci_dm ##type(void)	        \
-{							\
-	return (davinci_rev() == (id)) ? 1 : 0;	        \
+struct davinci_id {
+	u8	variant;	/* JTAG ID bits 31:28 */
+	u16	part_no;	/* JTAG ID bits 27:12 */
+	u16	manufacturer;	/* JTAG ID bits 11:1 */
+	u32	cpu_id;
+	char	*name;
+};
+
+/* Can use lower 16 bits of cpu id  for a variant when required */
+#define	DAVINCI_CPU_ID_DM6446		0x64460000
+#define	DAVINCI_CPU_ID_DM6467		0x64670000
+#define	DAVINCI_CPU_ID_DM355		0x03550000
+
+#define IS_DAVINCI_CPU(type, id)					\
+static inline int is_davinci_ ##type(void)				\
+{									\
+	return (davinci_soc_info.cpu_id == (id));			\
 }
 
-IS_DAVINCI_CPU(644x, 0x6446)
-IS_DAVINCI_CPU(646x, 0x6467)
-IS_DAVINCI_CPU(355, 0x355)
+IS_DAVINCI_CPU(dm644x, DAVINCI_CPU_ID_DM6446)
+IS_DAVINCI_CPU(dm646x, DAVINCI_CPU_ID_DM6467)
+IS_DAVINCI_CPU(dm355, DAVINCI_CPU_ID_DM355)
 
 #ifdef CONFIG_ARCH_DAVINCI_DM644x
 #define cpu_is_davinci_dm644x() is_davinci_dm644x()
diff --git a/arch/arm/mach-davinci/include/mach/debug-macro.S b/arch/arm/mach-davinci/include/mach/debug-macro.S
index e6c0f0d5d062..de3fc2182b47 100644
--- a/arch/arm/mach-davinci/include/mach/debug-macro.S
+++ b/arch/arm/mach-davinci/include/mach/debug-macro.S
@@ -9,6 +9,16 @@
  * or implied.
  */
 
+/* Modifications
+ * Jan 2009	Chaithrika U S	Added senduart, busyuart, waituart
+ *				macros, based on debug-8250.S file
+ *				but using 32-bit accesses required for
+ *                              some davinci devices.
+ */
+
+#include <linux/serial_reg.h>
+#define UART_SHIFT	2
+
 		.macro addruart, rx
 		mrc	p15, 0, \rx, c1, c0
 		tst	\rx, #1			@ MMU enabled?
@@ -17,5 +27,22 @@
 		orr	\rx, \rx, #0x00c20000   @ UART 0
 		.endm
 
-#define UART_SHIFT	2
-#include <asm/hardware/debug-8250.S>
+		.macro	senduart,rd,rx
+		str	\rd, [\rx, #UART_TX << UART_SHIFT]
+		.endm
+
+		.macro	busyuart,rd,rx
+1002:		ldr	\rd, [\rx, #UART_LSR << UART_SHIFT]
+		and	\rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE
+		teq	\rd, #UART_LSR_TEMT | UART_LSR_THRE
+		bne	1002b
+		.endm
+
+		.macro	waituart,rd,rx
+#ifdef FLOW_CONTROL
+1001:		ldr	\rd, [\rx, #UART_MSR << UART_SHIFT]
+		tst	\rd, #UART_MSR_CTS
+		beq	1001b
+#endif
+		.endm
+
diff --git a/arch/arm/mach-davinci/include/mach/dm355.h b/arch/arm/mach-davinci/include/mach/dm355.h
new file mode 100644
index 000000000000..54903b72438e
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/dm355.h
@@ -0,0 +1,22 @@
+/*
+ * Chip specific defines for DM355 SoC
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (c) Deep Root Systems, LLC. 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 __ASM_ARCH_DM355_H
+#define __ASM_ARCH_DM355_H
+
+#include <mach/hardware.h>
+
+struct spi_board_info;
+
+void __init dm355_init(void);
+void dm355_init_spi0(unsigned chipselect_mask,
+		struct spi_board_info *info, unsigned len);
+
+#endif /* __ASM_ARCH_DM355_H */
diff --git a/arch/arm/mach-davinci/include/mach/dm644x.h b/arch/arm/mach-davinci/include/mach/dm644x.h
index 3dcb9f4e58b4..15d42b92a8c9 100644
--- a/arch/arm/mach-davinci/include/mach/dm644x.h
+++ b/arch/arm/mach-davinci/include/mach/dm644x.h
@@ -24,6 +24,7 @@
 
 #include <linux/platform_device.h>
 #include <mach/hardware.h>
+#include <mach/emac.h>
 
 #define DM644X_EMAC_BASE		(0x01C80000)
 #define DM644X_EMAC_CNTRL_OFFSET	(0x0000)
diff --git a/arch/arm/mach-davinci/include/mach/dm646x.h b/arch/arm/mach-davinci/include/mach/dm646x.h
new file mode 100644
index 000000000000..1fc764c8646e
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/dm646x.h
@@ -0,0 +1,26 @@
+/*
+ * Chip specific defines for DM646x SoC
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (c) Deep Root Systems, LLC. 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 __ASM_ARCH_DM646X_H
+#define __ASM_ARCH_DM646X_H
+
+#include <mach/hardware.h>
+#include <mach/emac.h>
+
+#define DM646X_EMAC_BASE		(0x01C80000)
+#define DM646X_EMAC_CNTRL_OFFSET	(0x0000)
+#define DM646X_EMAC_CNTRL_MOD_OFFSET	(0x1000)
+#define DM646X_EMAC_CNTRL_RAM_OFFSET	(0x2000)
+#define DM646X_EMAC_MDIO_OFFSET		(0x4000)
+#define DM646X_EMAC_CNTRL_RAM_SIZE	(0x2000)
+
+void __init dm646x_init(void);
+
+#endif /* __ASM_ARCH_DM646X_H */
diff --git a/arch/arm/mach-davinci/include/mach/edma.h b/arch/arm/mach-davinci/include/mach/edma.h
index f6fc5396dafc..24a379239d7f 100644
--- a/arch/arm/mach-davinci/include/mach/edma.h
+++ b/arch/arm/mach-davinci/include/mach/edma.h
@@ -208,10 +208,6 @@ void edma_clear_event(unsigned channel);
 void edma_pause(unsigned channel);
 void edma_resume(unsigned channel);
 
-/* UNRELATED TO DMA */
-int davinci_alloc_iram(unsigned size);
-void davinci_free_iram(unsigned addr, unsigned size);
-
 /* platform_data for EDMA driver */
 struct edma_soc_info {
 
diff --git a/arch/arm/mach-davinci/include/mach/emac.h b/arch/arm/mach-davinci/include/mach/emac.h
new file mode 100644
index 000000000000..beff4fb7c845
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/emac.h
@@ -0,0 +1,36 @@
+/*
+ * TI DaVinci EMAC platform support
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (c) Deep Root Systems, LLC. 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 _MACH_DAVINCI_EMAC_H
+#define _MACH_DAVINCI_EMAC_H
+
+#include <linux/if_ether.h>
+#include <linux/memory.h>
+
+struct emac_platform_data {
+	char mac_addr[ETH_ALEN];
+	u32 ctrl_reg_offset;
+	u32 ctrl_mod_reg_offset;
+	u32 ctrl_ram_offset;
+	u32 mdio_reg_offset;
+	u32 ctrl_ram_size;
+	u32 phy_mask;
+	u32 mdio_max_freq;
+	u8 rmii_en;
+	u8 version;
+};
+
+enum {
+	EMAC_VERSION_1,	/* DM644x */
+	EMAC_VERSION_2,	/* DM646x */
+};
+
+void davinci_get_mac_addr(struct memory_accessor *mem_acc, void *context);
+#endif
diff --git a/arch/arm/mach-davinci/include/mach/entry-macro.S b/arch/arm/mach-davinci/include/mach/entry-macro.S
index 039b84f933b3..fbdebc7cb409 100644
--- a/arch/arm/mach-davinci/include/mach/entry-macro.S
+++ b/arch/arm/mach-davinci/include/mach/entry-macro.S
@@ -15,17 +15,36 @@
 		.endm
 
 		.macro  get_irqnr_preamble, base, tmp
-		ldr \base, =IO_ADDRESS(DAVINCI_ARM_INTC_BASE)
+		ldr \base, =davinci_intc_base
+		ldr \base, [\base]
 		.endm
 
 		.macro  arch_ret_to_user, tmp1, tmp2
 		.endm
 
 		.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
+#if defined(CONFIG_AINTC) && defined(CONFIG_CP_INTC)
+		ldr \tmp, =davinci_intc_type
+		ldr \tmp, [\tmp]
+		cmp \tmp, #DAVINCI_INTC_TYPE_CP_INTC
+		beq 1001f
+#endif
+#if defined(CONFIG_AINTC)
 		ldr \tmp, [\base, #0x14]
-		mov \tmp, \tmp, lsr #2
+		movs \tmp, \tmp, lsr #2
 		sub \irqnr, \tmp, #1
-		cmp \tmp, #0
+		b 1002f
+#endif
+#if defined(CONFIG_CP_INTC)
+1001:		ldr \irqnr, [\base, #0x80] /* get irq number */
+		and \irqnr, \irqnr, #0xff  /* irq is in bits 0-9 */
+		mov \tmp, \irqnr, lsr #3
+		and \tmp, \tmp, #0xfc
+		add \tmp, \tmp, #0x280 /* get the register offset */
+		ldr \irqstat, [\base, \tmp] /* get the intc status */
+		cmp \irqstat, #0x0
+#endif
+1002:
 		.endm
 
 		.macro	irq_prio_table
diff --git a/arch/arm/mach-davinci/include/mach/gpio.h b/arch/arm/mach-davinci/include/mach/gpio.h
index efe3281364e6..ae0745568316 100644
--- a/arch/arm/mach-davinci/include/mach/gpio.h
+++ b/arch/arm/mach-davinci/include/mach/gpio.h
@@ -17,6 +17,7 @@
 #include <asm-generic/gpio.h>
 
 #include <mach/irqs.h>
+#include <mach/common.h>
 
 #define DAVINCI_GPIO_BASE 0x01C67000
 
@@ -67,15 +68,16 @@ static inline struct gpio_controller *__iomem
 __gpio_to_controller(unsigned gpio)
 {
 	void *__iomem ptr;
+	void __iomem *base = davinci_soc_info.gpio_base;
 
 	if (gpio < 32 * 1)
-		ptr = IO_ADDRESS(DAVINCI_GPIO_BASE + 0x10);
+		ptr = base + 0x10;
 	else if (gpio < 32 * 2)
-		ptr = IO_ADDRESS(DAVINCI_GPIO_BASE + 0x38);
+		ptr = base + 0x38;
 	else if (gpio < 32 * 3)
-		ptr = IO_ADDRESS(DAVINCI_GPIO_BASE + 0x60);
+		ptr = base + 0x60;
 	else if (gpio < 32 * 4)
-		ptr = IO_ADDRESS(DAVINCI_GPIO_BASE + 0x88);
+		ptr = base + 0x88;
 	else
 		ptr = NULL;
 	return ptr;
@@ -142,13 +144,13 @@ static inline int gpio_to_irq(unsigned gpio)
 {
 	if (gpio >= DAVINCI_N_GPIO)
 		return -EINVAL;
-	return DAVINCI_N_AINTC_IRQ + gpio;
+	return davinci_soc_info.intc_irq_num + gpio;
 }
 
 static inline int irq_to_gpio(unsigned irq)
 {
 	/* caller guarantees gpio_to_irq() succeeded */
-	return irq - DAVINCI_N_AINTC_IRQ;
+	return irq - davinci_soc_info.intc_irq_num;
 }
 
 #endif				/* __DAVINCI_GPIO_H */
diff --git a/arch/arm/mach-davinci/include/mach/irqs.h b/arch/arm/mach-davinci/include/mach/irqs.h
index 18066074c995..bc5d6aaa69a3 100644
--- a/arch/arm/mach-davinci/include/mach/irqs.h
+++ b/arch/arm/mach-davinci/include/mach/irqs.h
@@ -30,6 +30,9 @@
 /* Base address */
 #define DAVINCI_ARM_INTC_BASE 0x01C48000
 
+#define DAVINCI_INTC_TYPE_AINTC		0
+#define DAVINCI_INTC_TYPE_CP_INTC	1
+
 /* Interrupt lines */
 #define IRQ_VDINT0       0
 #define IRQ_VDINT1       1
diff --git a/arch/arm/mach-davinci/include/mach/memory.h b/arch/arm/mach-davinci/include/mach/memory.h
index 86c25c7f3ce3..c712c7cdf38f 100644
--- a/arch/arm/mach-davinci/include/mach/memory.h
+++ b/arch/arm/mach-davinci/include/mach/memory.h
@@ -21,7 +21,6 @@
  * Definitions
  **************************************************************************/
 #define DAVINCI_DDR_BASE    0x80000000
-#define DAVINCI_IRAM_BASE   0x00008000 /* ARM Internal RAM */
 
 #define PHYS_OFFSET DAVINCI_DDR_BASE
 
diff --git a/arch/arm/mach-davinci/include/mach/mmc.h b/arch/arm/mach-davinci/include/mach/mmc.h
new file mode 100644
index 000000000000..5a85e24f3673
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/mmc.h
@@ -0,0 +1,33 @@
+/*
+ *  Board-specific MMC configuration
+ */
+
+#ifndef _DAVINCI_MMC_H
+#define _DAVINCI_MMC_H
+
+#include <linux/types.h>
+#include <linux/mmc/host.h>
+
+struct davinci_mmc_config {
+	/* get_cd()/get_wp() may sleep */
+	int	(*get_cd)(int module);
+	int	(*get_ro)(int module);
+	/* wires == 0 is equivalent to wires == 4 (4-bit parallel) */
+	u8	wires;
+
+	u32     max_freq;
+
+	/* any additional host capabilities: OR'd in to mmc->f_caps */
+	u32     caps;
+
+	/* Version of the MMC/SD controller */
+	u8	version;
+};
+void davinci_setup_mmc(int module, struct davinci_mmc_config *config);
+
+enum {
+	MMC_CTLR_VERSION_1 = 0,	/* DM644x and DM355 */
+	MMC_CTLR_VERSION_2,	/* DA830 */
+};
+
+#endif
diff --git a/arch/arm/mach-davinci/include/mach/mux.h b/arch/arm/mach-davinci/include/mach/mux.h
index bae22cb3e27b..27378458542f 100644
--- a/arch/arm/mach-davinci/include/mach/mux.h
+++ b/arch/arm/mach-davinci/include/mach/mux.h
@@ -19,16 +19,6 @@
 #ifndef __INC_MACH_MUX_H
 #define __INC_MACH_MUX_H
 
-/* System module registers */
-#define PINMUX0			0x00
-#define PINMUX1			0x04
-/* dm355 only */
-#define PINMUX2			0x08
-#define PINMUX3			0x0c
-#define PINMUX4			0x10
-#define INTMUX			0x18
-#define EVTMUX			0x1c
-
 struct mux_config {
 	const char *name;
 	const char *mux_reg_name;
@@ -168,15 +158,9 @@ enum davinci_dm355_index {
 
 #ifdef CONFIG_DAVINCI_MUX
 /* setup pin muxing */
-extern void davinci_mux_init(void);
-extern int davinci_mux_register(const struct mux_config *pins,
-				unsigned long size);
 extern int davinci_cfg_reg(unsigned long reg_cfg);
 #else
 /* boot loader does it all (no warnings from CONFIG_DAVINCI_MUX_WARNINGS) */
-static inline void davinci_mux_init(void) {}
-static inline int davinci_mux_register(const struct mux_config *pins,
-				       unsigned long size) { return 0; }
 static inline int davinci_cfg_reg(unsigned long reg_cfg) { return 0; }
 #endif
 
diff --git a/arch/arm/mach-davinci/include/mach/psc.h b/arch/arm/mach-davinci/include/mach/psc.h
index 55a90d419fac..ab8a2586d1cc 100644
--- a/arch/arm/mach-davinci/include/mach/psc.h
+++ b/arch/arm/mach-davinci/include/mach/psc.h
@@ -27,6 +27,8 @@
 #ifndef __ASM_ARCH_PSC_H
 #define __ASM_ARCH_PSC_H
 
+#define	DAVINCI_PWR_SLEEP_CNTRL_BASE	0x01C41000
+
 /* Power and Sleep Controller (PSC) Domains */
 #define DAVINCI_GPSC_ARMDOMAIN      0
 #define DAVINCI_GPSC_DSPDOMAIN      1
@@ -116,8 +118,8 @@
 #define DM646X_LPSC_TIMER1         35
 #define DM646X_LPSC_ARM_INTC       45
 
-extern int davinci_psc_is_clk_active(unsigned int id);
-extern void davinci_psc_config(unsigned int domain, unsigned int id,
-			       char enable);
+extern int davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id);
+extern void davinci_psc_config(unsigned int domain, unsigned int ctlr,
+		unsigned int id, char enable);
 
 #endif /* __ASM_ARCH_PSC_H */
diff --git a/arch/arm/mach-davinci/include/mach/serial.h b/arch/arm/mach-davinci/include/mach/serial.h
index 632847d74a1c..794fa5cf93c1 100644
--- a/arch/arm/mach-davinci/include/mach/serial.h
+++ b/arch/arm/mach-davinci/include/mach/serial.h
@@ -18,8 +18,6 @@
 #define DAVINCI_UART1_BASE	(IO_PHYS + 0x20400)
 #define DAVINCI_UART2_BASE	(IO_PHYS + 0x20800)
 
-#define DM355_UART2_BASE	(IO_PHYS + 0x206000)
-
 /* DaVinci UART register offsets */
 #define UART_DAVINCI_PWREMU		0x0c
 #define UART_DM646X_SCR			0x10
@@ -30,6 +28,6 @@ struct davinci_uart_config {
 	unsigned int enabled_uarts;
 };
 
-extern void davinci_serial_init(struct davinci_uart_config *);
+extern int davinci_serial_init(struct davinci_uart_config *);
 
 #endif /* __ASM_ARCH_SERIAL_H */
diff --git a/arch/arm/mach-davinci/include/mach/sram.h b/arch/arm/mach-davinci/include/mach/sram.h
new file mode 100644
index 000000000000..111f7cc71e07
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/sram.h
@@ -0,0 +1,27 @@
+/*
+ * mach/sram.h - DaVinci simple SRAM allocator
+ *
+ * Copyright (C) 2009 David Brownell
+ *
+ * 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 __MACH_SRAM_H
+#define __MACH_SRAM_H
+
+/* ARBITRARY:  SRAM allocations are multiples of this 2^N size */
+#define SRAM_GRANULARITY	512
+
+/*
+ * SRAM allocations return a CPU virtual address, or NULL on error.
+ * If a DMA address is requested and the SRAM supports DMA, its
+ * mapped address is also returned.
+ *
+ * Errors include SRAM memory not being available, and requesting
+ * DMA mapped SRAM on systems which don't allow that.
+ */
+extern void *sram_alloc(size_t len, dma_addr_t *dma);
+extern void sram_free(void *addr, size_t len);
+
+#endif /* __MACH_SRAM_H */
diff --git a/arch/arm/mach-davinci/include/mach/time.h b/arch/arm/mach-davinci/include/mach/time.h
new file mode 100644
index 000000000000..1c971d8d8ba8
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/time.h
@@ -0,0 +1,35 @@
+/*
+ * Local header file for DaVinci time code.
+ *
+ * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
+ *
+ * 2007 (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 __ARCH_ARM_MACH_DAVINCI_TIME_H
+#define __ARCH_ARM_MACH_DAVINCI_TIME_H
+
+#define DAVINCI_TIMER0_BASE		(IO_PHYS + 0x21400)
+#define DAVINCI_TIMER1_BASE		(IO_PHYS + 0x21800)
+#define DAVINCI_WDOG_BASE		(IO_PHYS + 0x21C00)
+
+enum {
+	T0_BOT,
+	T0_TOP,
+	T1_BOT,
+	T1_TOP,
+	NUM_TIMERS
+};
+
+#define IS_TIMER1(id)		(id & 0x2)
+#define IS_TIMER0(id)		(!IS_TIMER1(id))
+#define IS_TIMER_TOP(id)	((id & 0x1))
+#define IS_TIMER_BOT(id)	(!IS_TIMER_TOP(id))
+
+#define ID_TO_TIMER(id)		(IS_TIMER1(id) != 0)
+
+extern struct davinci_timer_instance davinci_timer_instance[];
+
+#endif /* __ARCH_ARM_MACH_DAVINCI_TIME_H */
diff --git a/arch/arm/mach-davinci/include/mach/uncompress.h b/arch/arm/mach-davinci/include/mach/uncompress.h
index 8c165def37b6..1e27475f9a23 100644
--- a/arch/arm/mach-davinci/include/mach/uncompress.h
+++ b/arch/arm/mach-davinci/include/mach/uncompress.h
@@ -13,11 +13,24 @@
 #include <linux/serial_reg.h>
 #include <mach/serial.h>
 
+#include <asm/mach-types.h>
+
+extern unsigned int __machine_arch_type;
+
+static u32 *uart;
+
+static u32 *get_uart_base(void)
+{
+	/* Add logic here for new platforms, using __macine_arch_type */
+	return (u32 *)DAVINCI_UART0_BASE;
+}
+
 /* PORT_16C550A, in polled non-fifo mode */
 
 static void putc(char c)
 {
-	volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE;
+	if (!uart)
+		uart = get_uart_base();
 
 	while (!(uart[UART_LSR] & UART_LSR_THRE))
 		barrier();
@@ -26,7 +39,9 @@ static void putc(char c)
 
 static inline void flush(void)
 {
-	volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE;
+	if (!uart)
+		uart = get_uart_base();
+
 	while (!(uart[UART_LSR] & UART_LSR_THRE))
 		barrier();
 }
diff --git a/arch/arm/mach-davinci/io.c b/arch/arm/mach-davinci/io.c
index a548abb513e2..49912b48b1b0 100644
--- a/arch/arm/mach-davinci/io.c
+++ b/arch/arm/mach-davinci/io.c
@@ -9,47 +9,9 @@
  */
 
 #include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
 #include <linux/io.h>
 
 #include <asm/tlb.h>
-#include <asm/memory.h>
-
-#include <asm/mach/map.h>
-#include <mach/clock.h>
-
-extern void davinci_check_revision(void);
-
-/*
- * The machine specific code may provide the extra mapping besides the
- * default mapping provided here.
- */
-static struct map_desc davinci_io_desc[] __initdata = {
-	{
-		.virtual	= IO_VIRT,
-		.pfn		= __phys_to_pfn(IO_PHYS),
-		.length		= IO_SIZE,
-		.type		= MT_DEVICE
-	},
-};
-
-void __init davinci_map_common_io(void)
-{
-	iotable_init(davinci_io_desc, ARRAY_SIZE(davinci_io_desc));
-
-	/* Normally devicemaps_init() would flush caches and tlb after
-	 * mdesc->map_io(), but we must also do it here because of the CPU
-	 * revision check below.
-	 */
-	local_flush_tlb_all();
-	flush_cache_all();
-
-	/* We want to check CPU revision early for cpu_is_xxxx() macros.
-	 * IO space mapping must be initialized before we can do that.
-	 */
-	davinci_check_revision();
-}
 
 #define BETWEEN(p, st, sz)	((p) >= (st) && (p) < ((st) + (sz)))
 #define XLATE(p, pst, vst)	((void __iomem *)((p) - (pst) + (vst)))
diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c
index 5a324c90e291..af92ffee8471 100644
--- a/arch/arm/mach-davinci/irq.c
+++ b/arch/arm/mach-davinci/irq.c
@@ -26,6 +26,7 @@
 
 #include <mach/hardware.h>
 #include <mach/cputype.h>
+#include <mach/common.h>
 #include <asm/mach/irq.h>
 
 #define IRQ_BIT(irq)		((irq) & 0x1f)
@@ -41,18 +42,14 @@
 #define IRQ_INTPRI0_REG_OFFSET	0x0030
 #define IRQ_INTPRI7_REG_OFFSET	0x004C
 
-const u8 *davinci_def_priorities;
-
-#define INTC_BASE IO_ADDRESS(DAVINCI_ARM_INTC_BASE)
-
 static inline unsigned int davinci_irq_readl(int offset)
 {
-	return __raw_readl(INTC_BASE + offset);
+	return __raw_readl(davinci_intc_base + offset);
 }
 
 static inline void davinci_irq_writel(unsigned long value, int offset)
 {
-	__raw_writel(value, INTC_BASE + offset);
+	__raw_writel(value, davinci_intc_base + offset);
 }
 
 /* Disable interrupt */
@@ -113,217 +110,11 @@ static struct irq_chip davinci_irq_chip_0 = {
 	.unmask = davinci_unmask_irq,
 };
 
-/* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */
-static const u8 dm644x_default_priorities[DAVINCI_N_AINTC_IRQ] __initdata = {
-	[IRQ_VDINT0]		= 2,
-	[IRQ_VDINT1]		= 6,
-	[IRQ_VDINT2]		= 6,
-	[IRQ_HISTINT]		= 6,
-	[IRQ_H3AINT]		= 6,
-	[IRQ_PRVUINT]		= 6,
-	[IRQ_RSZINT]		= 6,
-	[7]			= 7,
-	[IRQ_VENCINT]		= 6,
-	[IRQ_ASQINT]		= 6,
-	[IRQ_IMXINT]		= 6,
-	[IRQ_VLCDINT]		= 6,
-	[IRQ_USBINT]		= 4,
-	[IRQ_EMACINT]		= 4,
-	[14]			= 7,
-	[15]			= 7,
-	[IRQ_CCINT0]		= 5,	/* dma */
-	[IRQ_CCERRINT]		= 5,	/* dma */
-	[IRQ_TCERRINT0]		= 5,	/* dma */
-	[IRQ_TCERRINT]		= 5,	/* dma */
-	[IRQ_PSCIN]		= 7,
-	[21]			= 7,
-	[IRQ_IDE]		= 4,
-	[23]			= 7,
-	[IRQ_MBXINT]		= 7,
-	[IRQ_MBRINT]		= 7,
-	[IRQ_MMCINT]		= 7,
-	[IRQ_SDIOINT]		= 7,
-	[28]			= 7,
-	[IRQ_DDRINT]		= 7,
-	[IRQ_AEMIFINT]		= 7,
-	[IRQ_VLQINT]		= 4,
-	[IRQ_TINT0_TINT12]	= 2,	/* clockevent */
-	[IRQ_TINT0_TINT34]	= 2,	/* clocksource */
-	[IRQ_TINT1_TINT12]	= 7,	/* DSP timer */
-	[IRQ_TINT1_TINT34]	= 7,	/* system tick */
-	[IRQ_PWMINT0]		= 7,
-	[IRQ_PWMINT1]		= 7,
-	[IRQ_PWMINT2]		= 7,
-	[IRQ_I2C]		= 3,
-	[IRQ_UARTINT0]		= 3,
-	[IRQ_UARTINT1]		= 3,
-	[IRQ_UARTINT2]		= 3,
-	[IRQ_SPINT0]		= 3,
-	[IRQ_SPINT1]		= 3,
-	[45]			= 7,
-	[IRQ_DSP2ARM0]		= 4,
-	[IRQ_DSP2ARM1]		= 4,
-	[IRQ_GPIO0]		= 7,
-	[IRQ_GPIO1]		= 7,
-	[IRQ_GPIO2]		= 7,
-	[IRQ_GPIO3]		= 7,
-	[IRQ_GPIO4]		= 7,
-	[IRQ_GPIO5]		= 7,
-	[IRQ_GPIO6]		= 7,
-	[IRQ_GPIO7]		= 7,
-	[IRQ_GPIOBNK0]		= 7,
-	[IRQ_GPIOBNK1]		= 7,
-	[IRQ_GPIOBNK2]		= 7,
-	[IRQ_GPIOBNK3]		= 7,
-	[IRQ_GPIOBNK4]		= 7,
-	[IRQ_COMMTX]		= 7,
-	[IRQ_COMMRX]		= 7,
-	[IRQ_EMUINT]		= 7,
-};
-
-static const u8 dm646x_default_priorities[DAVINCI_N_AINTC_IRQ] = {
-	[IRQ_DM646X_VP_VERTINT0]        = 7,
-	[IRQ_DM646X_VP_VERTINT1]        = 7,
-	[IRQ_DM646X_VP_VERTINT2]        = 7,
-	[IRQ_DM646X_VP_VERTINT3]        = 7,
-	[IRQ_DM646X_VP_ERRINT]          = 7,
-	[IRQ_DM646X_RESERVED_1]         = 7,
-	[IRQ_DM646X_RESERVED_2]         = 7,
-	[IRQ_DM646X_WDINT]              = 7,
-	[IRQ_DM646X_CRGENINT0]          = 7,
-	[IRQ_DM646X_CRGENINT1]          = 7,
-	[IRQ_DM646X_TSIFINT0]           = 7,
-	[IRQ_DM646X_TSIFINT1]           = 7,
-	[IRQ_DM646X_VDCEINT]            = 7,
-	[IRQ_DM646X_USBINT]             = 7,
-	[IRQ_DM646X_USBDMAINT]          = 7,
-	[IRQ_DM646X_PCIINT]             = 7,
-	[IRQ_CCINT0]                    = 7,    /* dma */
-	[IRQ_CCERRINT]                  = 7,    /* dma */
-	[IRQ_TCERRINT0]                 = 7,    /* dma */
-	[IRQ_TCERRINT]                  = 7,    /* dma */
-	[IRQ_DM646X_TCERRINT2]          = 7,
-	[IRQ_DM646X_TCERRINT3]          = 7,
-	[IRQ_DM646X_IDE]                = 7,
-	[IRQ_DM646X_HPIINT]             = 7,
-	[IRQ_DM646X_EMACRXTHINT]        = 7,
-	[IRQ_DM646X_EMACRXINT]          = 7,
-	[IRQ_DM646X_EMACTXINT]          = 7,
-	[IRQ_DM646X_EMACMISCINT]        = 7,
-	[IRQ_DM646X_MCASP0TXINT]        = 7,
-	[IRQ_DM646X_MCASP0RXINT]        = 7,
-	[IRQ_AEMIFINT]                  = 7,
-	[IRQ_DM646X_RESERVED_3]         = 7,
-	[IRQ_DM646X_MCASP1TXINT]        = 7,    /* clockevent */
-	[IRQ_TINT0_TINT34]              = 7,    /* clocksource */
-	[IRQ_TINT1_TINT12]              = 7,    /* DSP timer */
-	[IRQ_TINT1_TINT34]              = 7,    /* system tick */
-	[IRQ_PWMINT0]                   = 7,
-	[IRQ_PWMINT1]                   = 7,
-	[IRQ_DM646X_VLQINT]             = 7,
-	[IRQ_I2C]                       = 7,
-	[IRQ_UARTINT0]                  = 7,
-	[IRQ_UARTINT1]                  = 7,
-	[IRQ_DM646X_UARTINT2]           = 7,
-	[IRQ_DM646X_SPINT0]             = 7,
-	[IRQ_DM646X_SPINT1]             = 7,
-	[IRQ_DM646X_DSP2ARMINT]         = 7,
-	[IRQ_DM646X_RESERVED_4]         = 7,
-	[IRQ_DM646X_PSCINT]             = 7,
-	[IRQ_DM646X_GPIO0]              = 7,
-	[IRQ_DM646X_GPIO1]              = 7,
-	[IRQ_DM646X_GPIO2]              = 7,
-	[IRQ_DM646X_GPIO3]              = 7,
-	[IRQ_DM646X_GPIO4]              = 7,
-	[IRQ_DM646X_GPIO5]              = 7,
-	[IRQ_DM646X_GPIO6]              = 7,
-	[IRQ_DM646X_GPIO7]              = 7,
-	[IRQ_DM646X_GPIOBNK0]           = 7,
-	[IRQ_DM646X_GPIOBNK1]           = 7,
-	[IRQ_DM646X_GPIOBNK2]           = 7,
-	[IRQ_DM646X_DDRINT]             = 7,
-	[IRQ_DM646X_AEMIFINT]           = 7,
-	[IRQ_COMMTX]                    = 7,
-	[IRQ_COMMRX]                    = 7,
-	[IRQ_EMUINT]                    = 7,
-};
-
-static const u8 dm355_default_priorities[DAVINCI_N_AINTC_IRQ] = {
-	[IRQ_DM355_CCDC_VDINT0]		= 2,
-	[IRQ_DM355_CCDC_VDINT1]		= 6,
-	[IRQ_DM355_CCDC_VDINT2]		= 6,
-	[IRQ_DM355_IPIPE_HST]		= 6,
-	[IRQ_DM355_H3AINT]		= 6,
-	[IRQ_DM355_IPIPE_SDR]		= 6,
-	[IRQ_DM355_IPIPEIFINT]		= 6,
-	[IRQ_DM355_OSDINT]		= 7,
-	[IRQ_DM355_VENCINT]		= 6,
-	[IRQ_ASQINT]			= 6,
-	[IRQ_IMXINT]			= 6,
-	[IRQ_USBINT]			= 4,
-	[IRQ_DM355_RTOINT]		= 4,
-	[IRQ_DM355_UARTINT2]		= 7,
-	[IRQ_DM355_TINT6]		= 7,
-	[IRQ_CCINT0]			= 5,	/* dma */
-	[IRQ_CCERRINT]			= 5,	/* dma */
-	[IRQ_TCERRINT0]			= 5,	/* dma */
-	[IRQ_TCERRINT]			= 5,	/* dma */
-	[IRQ_DM355_SPINT2_1]		= 7,
-	[IRQ_DM355_TINT7]		= 4,
-	[IRQ_DM355_SDIOINT0]		= 7,
-	[IRQ_MBXINT]			= 7,
-	[IRQ_MBRINT]			= 7,
-	[IRQ_MMCINT]			= 7,
-	[IRQ_DM355_MMCINT1]		= 7,
-	[IRQ_DM355_PWMINT3]		= 7,
-	[IRQ_DDRINT]			= 7,
-	[IRQ_AEMIFINT]			= 7,
-	[IRQ_DM355_SDIOINT1]		= 4,
-	[IRQ_TINT0_TINT12]		= 2,	/* clockevent */
-	[IRQ_TINT0_TINT34]		= 2,	/* clocksource */
-	[IRQ_TINT1_TINT12]		= 7,	/* DSP timer */
-	[IRQ_TINT1_TINT34]		= 7,	/* system tick */
-	[IRQ_PWMINT0]			= 7,
-	[IRQ_PWMINT1]			= 7,
-	[IRQ_PWMINT2]			= 7,
-	[IRQ_I2C]			= 3,
-	[IRQ_UARTINT0]			= 3,
-	[IRQ_UARTINT1]			= 3,
-	[IRQ_DM355_SPINT0_0]		= 3,
-	[IRQ_DM355_SPINT0_1]		= 3,
-	[IRQ_DM355_GPIO0]		= 3,
-	[IRQ_DM355_GPIO1]		= 7,
-	[IRQ_DM355_GPIO2]		= 4,
-	[IRQ_DM355_GPIO3]		= 4,
-	[IRQ_DM355_GPIO4]		= 7,
-	[IRQ_DM355_GPIO5]		= 7,
-	[IRQ_DM355_GPIO6]		= 7,
-	[IRQ_DM355_GPIO7]		= 7,
-	[IRQ_DM355_GPIO8]		= 7,
-	[IRQ_DM355_GPIO9]		= 7,
-	[IRQ_DM355_GPIOBNK0]		= 7,
-	[IRQ_DM355_GPIOBNK1]		= 7,
-	[IRQ_DM355_GPIOBNK2]		= 7,
-	[IRQ_DM355_GPIOBNK3]		= 7,
-	[IRQ_DM355_GPIOBNK4]		= 7,
-	[IRQ_DM355_GPIOBNK5]		= 7,
-	[IRQ_DM355_GPIOBNK6]		= 7,
-	[IRQ_COMMTX]			= 7,
-	[IRQ_COMMRX]			= 7,
-	[IRQ_EMUINT]			= 7,
-};
-
 /* ARM Interrupt Controller Initialization */
 void __init davinci_irq_init(void)
 {
 	unsigned i;
-
-	if (cpu_is_davinci_dm644x())
-		davinci_def_priorities = dm644x_default_priorities;
-	else if (cpu_is_davinci_dm646x())
-		davinci_def_priorities = dm646x_default_priorities;
-	else if (cpu_is_davinci_dm355())
-		davinci_def_priorities = dm355_default_priorities;
+	const u8 *davinci_def_priorities = davinci_soc_info.intc_irq_prios;
 
 	/* Clear all interrupt requests */
 	davinci_irq_writel(~0x0, FIQ_REG0_OFFSET);
diff --git a/arch/arm/mach-davinci/mux.c b/arch/arm/mach-davinci/mux.c
index bbba0b247a44..d310f579aa85 100644
--- a/arch/arm/mach-davinci/mux.c
+++ b/arch/arm/mach-davinci/mux.c
@@ -21,18 +21,7 @@
 
 #include <mach/hardware.h>
 #include <mach/mux.h>
-
-static const struct mux_config *mux_table;
-static unsigned long pin_table_sz;
-
-int __init davinci_mux_register(const struct mux_config *pins,
-				unsigned long size)
-{
-	mux_table = pins;
-	pin_table_sz = size;
-
-	return 0;
-}
+#include <mach/common.h>
 
 /*
  * Sets the DAVINCI MUX register based on the table
@@ -40,23 +29,24 @@ int __init davinci_mux_register(const struct mux_config *pins,
 int __init_or_module davinci_cfg_reg(const unsigned long index)
 {
 	static DEFINE_SPINLOCK(mux_spin_lock);
-	void __iomem *base = IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE);
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+	void __iomem *base = soc_info->pinmux_base;
 	unsigned long flags;
 	const struct mux_config *cfg;
 	unsigned int reg_orig = 0, reg = 0;
 	unsigned int mask, warn = 0;
 
-	if (!mux_table)
+	if (!soc_info->pinmux_pins)
 		BUG();
 
-	if (index >= pin_table_sz) {
+	if (index >= soc_info->pinmux_pins_num) {
 		printk(KERN_ERR "Invalid pin mux index: %lu (%lu)\n",
-		       index, pin_table_sz);
+		       index, soc_info->pinmux_pins_num);
 		dump_stack();
 		return -ENODEV;
 	}
 
-	cfg = &mux_table[index];
+	cfg = &soc_info->pinmux_pins[index];
 
 	if (cfg->name == NULL) {
 		printk(KERN_ERR "No entry for the specified index\n");
diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c
index 84171abf5f7b..a78b657e916e 100644
--- a/arch/arm/mach-davinci/psc.c
+++ b/arch/arm/mach-davinci/psc.c
@@ -28,8 +28,6 @@
 #include <mach/psc.h>
 #include <mach/mux.h>
 
-#define DAVINCI_PWR_SLEEP_CNTRL_BASE 0x01C41000
-
 /* PSC register offsets */
 #define EPCPR		0x070
 #define PTCMD		0x120
@@ -42,22 +40,42 @@
 #define MDSTAT_STATE_MASK 0x1f
 
 /* Return nonzero iff the domain's clock is active */
-int __init davinci_psc_is_clk_active(unsigned int id)
+int __init davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id)
 {
-	void __iomem *psc_base = IO_ADDRESS(DAVINCI_PWR_SLEEP_CNTRL_BASE);
-	u32 mdstat = __raw_readl(psc_base + MDSTAT + 4 * id);
+	void __iomem *psc_base;
+	u32 mdstat;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	if (!soc_info->psc_bases || (ctlr >= soc_info->psc_bases_num)) {
+		pr_warning("PSC: Bad psc data: 0x%x[%d]\n",
+				(int)soc_info->psc_bases, ctlr);
+		return 0;
+	}
+
+	psc_base = soc_info->psc_bases[ctlr];
+	mdstat = __raw_readl(psc_base + MDSTAT + 4 * id);
 
 	/* if clocked, state can be "Enable" or "SyncReset" */
 	return mdstat & BIT(12);
 }
 
 /* Enable or disable a PSC domain */
-void davinci_psc_config(unsigned int domain, unsigned int id, char enable)
+void davinci_psc_config(unsigned int domain, unsigned int ctlr,
+		unsigned int id, char enable)
 {
 	u32 epcpr, ptcmd, ptstat, pdstat, pdctl1, mdstat, mdctl;
-	void __iomem *psc_base = IO_ADDRESS(DAVINCI_PWR_SLEEP_CNTRL_BASE);
+	void __iomem *psc_base;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
 	u32 next_state = enable ? 0x3 : 0x2; /* 0x3 enables, 0x2 disables */
 
+	if (!soc_info->psc_bases || (ctlr >= soc_info->psc_bases_num)) {
+		pr_warning("PSC: Bad psc data: 0x%x[%d]\n",
+				(int)soc_info->psc_bases, ctlr);
+		return;
+	}
+
+	psc_base = soc_info->psc_bases[ctlr];
+
 	mdctl = __raw_readl(psc_base + MDCTL + 4 * id);
 	mdctl &= ~MDSTAT_STATE_MASK;
 	mdctl |= next_state;
diff --git a/arch/arm/mach-davinci/serial.c b/arch/arm/mach-davinci/serial.c
index 695075796522..c530c7333d0a 100644
--- a/arch/arm/mach-davinci/serial.c
+++ b/arch/arm/mach-davinci/serial.c
@@ -33,6 +33,8 @@
 #include <mach/serial.h>
 #include <mach/irqs.h>
 #include <mach/cputype.h>
+#include <mach/common.h>
+
 #include "clock.h"
 
 static inline unsigned int serial_read_reg(struct plat_serial8250_port *up,
@@ -49,44 +51,6 @@ static inline void serial_write_reg(struct plat_serial8250_port *p, int offset,
 	__raw_writel(value, IO_ADDRESS(p->mapbase) + offset);
 }
 
-static struct plat_serial8250_port serial_platform_data[] = {
-	{
-		.mapbase	= DAVINCI_UART0_BASE,
-		.irq		= IRQ_UARTINT0,
-		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
-				  UPF_IOREMAP,
-		.iotype		= UPIO_MEM,
-		.regshift	= 2,
-	},
-	{
-		.mapbase	= DAVINCI_UART1_BASE,
-		.irq		= IRQ_UARTINT1,
-		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
-				  UPF_IOREMAP,
-		.iotype		= UPIO_MEM,
-		.regshift	= 2,
-	},
-	{
-		.mapbase	= DAVINCI_UART2_BASE,
-		.irq		= IRQ_UARTINT2,
-		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
-				  UPF_IOREMAP,
-		.iotype		= UPIO_MEM,
-		.regshift	= 2,
-	},
-	{
-		.flags		= 0
-	},
-};
-
-static struct platform_device serial_device = {
-	.name			= "serial8250",
-	.id			= PLAT8250_DEV_PLATFORM,
-	.dev			= {
-		.platform_data	= serial_platform_data,
-	},
-};
-
 static void __init davinci_serial_reset(struct plat_serial8250_port *p)
 {
 	unsigned int pwremu = 0;
@@ -106,35 +70,22 @@ static void __init davinci_serial_reset(struct plat_serial8250_port *p)
 				 UART_DM646X_SCR_TX_WATERMARK);
 }
 
-void __init davinci_serial_init(struct davinci_uart_config *info)
+int __init davinci_serial_init(struct davinci_uart_config *info)
 {
 	int i;
 	char name[16];
 	struct clk *uart_clk;
-	struct device *dev = &serial_device.dev;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+	struct device *dev = &soc_info->serial_dev->dev;
+	struct plat_serial8250_port *p = dev->platform_data;
 
 	/*
 	 * Make sure the serial ports are muxed on at this point.
-	 * You have to mux them off in device drivers later on
-	 * if not needed.
+	 * You have to mux them off in device drivers later on if not needed.
 	 */
-	for (i = 0; i < DAVINCI_MAX_NR_UARTS; i++) {
-		struct plat_serial8250_port *p = serial_platform_data + i;
-
-		if (!(info->enabled_uarts & (1 << i))) {
-			p->flags = 0;
+	for (i = 0; i < DAVINCI_MAX_NR_UARTS; i++, p++) {
+		if (!(info->enabled_uarts & (1 << i)))
 			continue;
-		}
-
-		if (cpu_is_davinci_dm646x())
-			p->iotype = UPIO_MEM32;
-
-		if (cpu_is_davinci_dm355()) {
-			if (i == 2) {
-				p->mapbase = (unsigned long)DM355_UART2_BASE;
-				p->irq = IRQ_DM355_UARTINT2;
-			}
-		}
 
 		sprintf(name, "uart%d", i);
 		uart_clk = clk_get(dev, name);
@@ -147,11 +98,6 @@ void __init davinci_serial_init(struct davinci_uart_config *info)
 			davinci_serial_reset(p);
 		}
 	}
-}
 
-static int __init davinci_init(void)
-{
-	return platform_device_register(&serial_device);
+	return platform_device_register(soc_info->serial_dev);
 }
-
-arch_initcall(davinci_init);
diff --git a/arch/arm/mach-davinci/sram.c b/arch/arm/mach-davinci/sram.c
new file mode 100644
index 000000000000..db54b2a66b4d
--- /dev/null
+++ b/arch/arm/mach-davinci/sram.c
@@ -0,0 +1,74 @@
+/*
+ * mach-davinci/sram.c - DaVinci simple SRAM allocator
+ *
+ * Copyright (C) 2009 David Brownell
+ *
+ * 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.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/genalloc.h>
+
+#include <mach/common.h>
+#include <mach/memory.h>
+#include <mach/sram.h>
+
+
+static struct gen_pool *sram_pool;
+
+void *sram_alloc(size_t len, dma_addr_t *dma)
+{
+	unsigned long vaddr;
+	dma_addr_t dma_base = davinci_soc_info.sram_dma;
+
+	if (dma)
+		*dma = 0;
+	if (!sram_pool || (dma && !dma_base))
+		return NULL;
+
+	vaddr = gen_pool_alloc(sram_pool, len);
+	if (!vaddr)
+		return NULL;
+
+	if (dma)
+		*dma = dma_base + (vaddr - SRAM_VIRT);
+	return (void *)vaddr;
+
+}
+EXPORT_SYMBOL(sram_alloc);
+
+void sram_free(void *addr, size_t len)
+{
+	gen_pool_free(sram_pool, (unsigned long) addr, len);
+}
+EXPORT_SYMBOL(sram_free);
+
+
+/*
+ * REVISIT This supports CPU and DMA access to/from SRAM, but it
+ * doesn't (yet?) support some other notable uses of SRAM:  as TCM
+ * for data and/or instructions; and holding code needed to enter
+ * and exit suspend states (while DRAM can't be used).
+ */
+static int __init sram_init(void)
+{
+	unsigned len = davinci_soc_info.sram_len;
+	int status = 0;
+
+	if (len) {
+		len = min(len, SRAM_SIZE);
+		sram_pool = gen_pool_create(ilog2(SRAM_GRANULARITY), -1);
+		if (!sram_pool)
+			status = -ENOMEM;
+	}
+	if (sram_pool)
+		status = gen_pool_add(sram_pool, SRAM_VIRT, len, -1);
+	WARN_ON(status < 0);
+	return status;
+}
+core_initcall(sram_init);
+
diff --git a/arch/arm/mach-davinci/time.c b/arch/arm/mach-davinci/time.c
index 494e01bff5c3..0884ca57bfb0 100644
--- a/arch/arm/mach-davinci/time.c
+++ b/arch/arm/mach-davinci/time.c
@@ -19,6 +19,7 @@
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/device.h>
+#include <linux/platform_device.h>
 
 #include <mach/hardware.h>
 #include <asm/system.h>
@@ -28,52 +29,41 @@
 #include <asm/errno.h>
 #include <mach/io.h>
 #include <mach/cputype.h>
+#include <mach/time.h>
 #include "clock.h"
 
 static struct clock_event_device clockevent_davinci;
 static unsigned int davinci_clock_tick_rate;
 
-#define DAVINCI_TIMER0_BASE (IO_PHYS + 0x21400)
-#define DAVINCI_TIMER1_BASE (IO_PHYS + 0x21800)
-#define DAVINCI_WDOG_BASE   (IO_PHYS + 0x21C00)
-
-enum {
-	T0_BOT = 0, T0_TOP, T1_BOT, T1_TOP, NUM_TIMERS,
-};
-
-#define IS_TIMER1(id)    (id & 0x2)
-#define IS_TIMER0(id)    (!IS_TIMER1(id))
-#define IS_TIMER_TOP(id) ((id & 0x1))
-#define IS_TIMER_BOT(id) (!IS_TIMER_TOP(id))
-
-static int timer_irqs[NUM_TIMERS] = {
-	IRQ_TINT0_TINT12,
-	IRQ_TINT0_TINT34,
-	IRQ_TINT1_TINT12,
-	IRQ_TINT1_TINT34,
-};
-
 /*
  * This driver configures the 2 64-bit count-up timers as 4 independent
  * 32-bit count-up timers used as follows:
- *
- * T0_BOT: Timer 0, bottom:  clockevent source for hrtimers
- * T0_TOP: Timer 0, top   :  clocksource for generic timekeeping
- * T1_BOT: Timer 1, bottom:  (used by DSP in TI DSPLink code)
- * T1_TOP: Timer 1, top   :  <unused>
  */
-#define TID_CLOCKEVENT  T0_BOT
-#define TID_CLOCKSOURCE T0_TOP
+
+enum {
+	TID_CLOCKEVENT,
+	TID_CLOCKSOURCE,
+};
 
 /* Timer register offsets */
-#define PID12                        0x0
-#define TIM12                        0x10
-#define TIM34                        0x14
-#define PRD12                        0x18
-#define PRD34                        0x1c
-#define TCR                          0x20
-#define TGCR                         0x24
-#define WDTCR                        0x28
+#define PID12			0x0
+#define TIM12			0x10
+#define TIM34			0x14
+#define PRD12			0x18
+#define PRD34			0x1c
+#define TCR			0x20
+#define TGCR			0x24
+#define WDTCR			0x28
+
+/* Offsets of the 8 compare registers */
+#define	CMP12_0			0x60
+#define	CMP12_1			0x64
+#define	CMP12_2			0x68
+#define	CMP12_3			0x6c
+#define	CMP12_4			0x70
+#define	CMP12_5			0x74
+#define	CMP12_6			0x78
+#define	CMP12_7			0x7c
 
 /* Timer register bitfields */
 #define TCR_ENAMODE_DISABLE          0x0
@@ -105,6 +95,7 @@ struct timer_s {
 	unsigned int id;
 	unsigned long period;
 	unsigned long opts;
+	unsigned long flags;
 	void __iomem *base;
 	unsigned long tim_off;
 	unsigned long prd_off;
@@ -114,30 +105,58 @@ struct timer_s {
 static struct timer_s timers[];
 
 /* values for 'opts' field of struct timer_s */
-#define TIMER_OPTS_DISABLED   0x00
-#define TIMER_OPTS_ONESHOT    0x01
-#define TIMER_OPTS_PERIODIC   0x02
+#define TIMER_OPTS_DISABLED		0x01
+#define TIMER_OPTS_ONESHOT		0x02
+#define TIMER_OPTS_PERIODIC		0x04
+#define TIMER_OPTS_STATE_MASK		0x07
+
+#define TIMER_OPTS_USE_COMPARE		0x80000000
+#define USING_COMPARE(t)		((t)->opts & TIMER_OPTS_USE_COMPARE)
+
+static char *id_to_name[] = {
+	[T0_BOT]	= "timer0_0",
+	[T0_TOP]	= "timer0_1",
+	[T1_BOT]	= "timer1_0",
+	[T1_TOP]	= "timer1_1",
+};
 
 static int timer32_config(struct timer_s *t)
 {
-	u32 tcr = __raw_readl(t->base + TCR);
-
-	/* disable timer */
-	tcr &= ~(TCR_ENAMODE_MASK << t->enamode_shift);
-	__raw_writel(tcr, t->base + TCR);
-
-	/* reset counter to zero, set new period */
-	__raw_writel(0, t->base + t->tim_off);
-	__raw_writel(t->period, t->base + t->prd_off);
-
-	/* Set enable mode */
-	if (t->opts & TIMER_OPTS_ONESHOT) {
-		tcr |= TCR_ENAMODE_ONESHOT << t->enamode_shift;
-	} else if (t->opts & TIMER_OPTS_PERIODIC) {
-		tcr |= TCR_ENAMODE_PERIODIC << t->enamode_shift;
+	u32 tcr;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	if (USING_COMPARE(t)) {
+		struct davinci_timer_instance *dtip =
+				soc_info->timer_info->timers;
+		int event_timer = ID_TO_TIMER(timers[TID_CLOCKEVENT].id);
+
+		/*
+		 * Next interrupt should be the current time reg value plus
+		 * the new period (using 32-bit unsigned addition/wrapping
+		 * to 0 on overflow).  This assumes that the clocksource
+		 * is setup to count to 2^32-1 before wrapping around to 0.
+		 */
+		__raw_writel(__raw_readl(t->base + t->tim_off) + t->period,
+			t->base + dtip[event_timer].cmp_off);
+	} else {
+		tcr = __raw_readl(t->base + TCR);
+
+		/* disable timer */
+		tcr &= ~(TCR_ENAMODE_MASK << t->enamode_shift);
+		__raw_writel(tcr, t->base + TCR);
+
+		/* reset counter to zero, set new period */
+		__raw_writel(0, t->base + t->tim_off);
+		__raw_writel(t->period, t->base + t->prd_off);
+
+		/* Set enable mode */
+		if (t->opts & TIMER_OPTS_ONESHOT)
+			tcr |= TCR_ENAMODE_ONESHOT << t->enamode_shift;
+		else if (t->opts & TIMER_OPTS_PERIODIC)
+			tcr |= TCR_ENAMODE_PERIODIC << t->enamode_shift;
+
+		__raw_writel(tcr, t->base + TCR);
 	}
-
-	__raw_writel(tcr, t->base + TCR);
 	return 0;
 }
 
@@ -182,13 +201,14 @@ static struct timer_s timers[] = {
 
 static void __init timer_init(void)
 {
-	u32 phys_bases[] = {DAVINCI_TIMER0_BASE, DAVINCI_TIMER1_BASE};
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+	struct davinci_timer_instance *dtip = soc_info->timer_info->timers;
 	int i;
 
 	/* Global init of each 64-bit timer as a whole */
 	for(i=0; i<2; i++) {
 		u32 tgcr;
-		void __iomem *base = IO_ADDRESS(phys_bases[i]);
+		void __iomem *base = dtip[i].base;
 
 		/* Disabled, Internal clock source */
 		__raw_writel(0, base + TCR);
@@ -214,33 +234,33 @@ static void __init timer_init(void)
 	/* Init of each timer as a 32-bit timer */
 	for (i=0; i< ARRAY_SIZE(timers); i++) {
 		struct timer_s *t = &timers[i];
-		u32 phys_base;
-
-		if (t->name) {
-			t->id = i;
-			phys_base = (IS_TIMER1(t->id) ?
-			       DAVINCI_TIMER1_BASE : DAVINCI_TIMER0_BASE);
-			t->base = IO_ADDRESS(phys_base);
-
-			if (IS_TIMER_BOT(t->id)) {
-				t->enamode_shift = 6;
-				t->tim_off = TIM12;
-				t->prd_off = PRD12;
-			} else {
-				t->enamode_shift = 22;
-				t->tim_off = TIM34;
-				t->prd_off = PRD34;
-			}
-
-			/* Register interrupt */
-			t->irqaction.name = t->name;
-			t->irqaction.dev_id = (void *)t;
-			if (t->irqaction.handler != NULL) {
-				setup_irq(timer_irqs[t->id], &t->irqaction);
-			}
-
-			timer32_config(&timers[i]);
+		int timer = ID_TO_TIMER(t->id);
+		u32 irq;
+
+		t->base = dtip[timer].base;
+
+		if (IS_TIMER_BOT(t->id)) {
+			t->enamode_shift = 6;
+			t->tim_off = TIM12;
+			t->prd_off = PRD12;
+			irq = dtip[timer].bottom_irq;
+		} else {
+			t->enamode_shift = 22;
+			t->tim_off = TIM34;
+			t->prd_off = PRD34;
+			irq = dtip[timer].top_irq;
+		}
+
+		/* Register interrupt */
+		t->irqaction.name = t->name;
+		t->irqaction.dev_id = (void *)t;
+
+		if (t->irqaction.handler != NULL) {
+			irq = USING_COMPARE(t) ? dtip[i].cmp_irq : irq;
+			setup_irq(irq, &t->irqaction);
 		}
+
+		timer32_config(&timers[i]);
 	}
 }
 
@@ -255,7 +275,6 @@ static cycle_t read_cycles(struct clocksource *cs)
 }
 
 static struct clocksource clocksource_davinci = {
-	.name		= "timer0_1",
 	.rating		= 300,
 	.read		= read_cycles,
 	.mask		= CLOCKSOURCE_MASK(32),
@@ -284,15 +303,18 @@ static void davinci_set_mode(enum clock_event_mode mode,
 	switch (mode) {
 	case CLOCK_EVT_MODE_PERIODIC:
 		t->period = davinci_clock_tick_rate / (HZ);
-		t->opts = TIMER_OPTS_PERIODIC;
+		t->opts &= ~TIMER_OPTS_STATE_MASK;
+		t->opts |= TIMER_OPTS_PERIODIC;
 		timer32_config(t);
 		break;
 	case CLOCK_EVT_MODE_ONESHOT:
-		t->opts = TIMER_OPTS_ONESHOT;
+		t->opts &= ~TIMER_OPTS_STATE_MASK;
+		t->opts |= TIMER_OPTS_ONESHOT;
 		break;
 	case CLOCK_EVT_MODE_UNUSED:
 	case CLOCK_EVT_MODE_SHUTDOWN:
-		t->opts = TIMER_OPTS_DISABLED;
+		t->opts &= ~TIMER_OPTS_STATE_MASK;
+		t->opts |= TIMER_OPTS_DISABLED;
 		break;
 	case CLOCK_EVT_MODE_RESUME:
 		break;
@@ -300,7 +322,6 @@ static void davinci_set_mode(enum clock_event_mode mode,
 }
 
 static struct clock_event_device clockevent_davinci = {
-	.name		= "timer0_0",
 	.features       = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
 	.shift		= 32,
 	.set_next_event	= davinci_set_next_event,
@@ -311,10 +332,42 @@ static struct clock_event_device clockevent_davinci = {
 static void __init davinci_timer_init(void)
 {
 	struct clk *timer_clk;
-
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+	unsigned int clockevent_id;
+	unsigned int clocksource_id;
 	static char err[] __initdata = KERN_ERR
 		"%s: can't register clocksource!\n";
 
+	clockevent_id = soc_info->timer_info->clockevent_id;
+	clocksource_id = soc_info->timer_info->clocksource_id;
+
+	timers[TID_CLOCKEVENT].id = clockevent_id;
+	timers[TID_CLOCKSOURCE].id = clocksource_id;
+
+	/*
+	 * If using same timer for both clock events & clocksource,
+	 * a compare register must be used to generate an event interrupt.
+	 * This is equivalent to a oneshot timer only (not periodic).
+	 */
+	if (clockevent_id == clocksource_id) {
+		struct davinci_timer_instance *dtip =
+				soc_info->timer_info->timers;
+		int event_timer = ID_TO_TIMER(clockevent_id);
+
+		/* Only bottom timers can use compare regs */
+		if (IS_TIMER_TOP(clockevent_id))
+			pr_warning("davinci_timer_init: Invalid use"
+				" of system timers.  Results unpredictable.\n");
+		else if ((dtip[event_timer].cmp_off == 0)
+				|| (dtip[event_timer].cmp_irq == 0))
+			pr_warning("davinci_timer_init:  Invalid timer instance"
+				" setup.  Results unpredictable.\n");
+		else {
+			timers[TID_CLOCKEVENT].opts |= TIMER_OPTS_USE_COMPARE;
+			clockevent_davinci.features = CLOCK_EVT_FEAT_ONESHOT;
+		}
+	}
+
 	/* init timer hw */
 	timer_init();
 
@@ -325,6 +378,7 @@ static void __init davinci_timer_init(void)
 	davinci_clock_tick_rate = clk_get_rate(timer_clk);
 
 	/* setup clocksource */
+	clocksource_davinci.name = id_to_name[clocksource_id];
 	clocksource_davinci.mult =
 		clocksource_khz2mult(davinci_clock_tick_rate/1000,
 				     clocksource_davinci.shift);
@@ -332,12 +386,12 @@ static void __init davinci_timer_init(void)
 		printk(err, clocksource_davinci.name);
 
 	/* setup clockevent */
+	clockevent_davinci.name = id_to_name[timers[TID_CLOCKEVENT].id];
 	clockevent_davinci.mult = div_sc(davinci_clock_tick_rate, NSEC_PER_SEC,
 					 clockevent_davinci.shift);
 	clockevent_davinci.max_delta_ns =
 		clockevent_delta2ns(0xfffffffe, &clockevent_davinci);
-	clockevent_davinci.min_delta_ns =
-		clockevent_delta2ns(1, &clockevent_davinci);
+	clockevent_davinci.min_delta_ns = 50000; /* 50 usec */
 
 	clockevent_davinci.cpumask = cpumask_of(0);
 	clockevents_register_device(&clockevent_davinci);
@@ -349,15 +403,14 @@ struct sys_timer davinci_timer = {
 
 
 /* reset board using watchdog timer */
-void davinci_watchdog_reset(void) {
+void davinci_watchdog_reset(void)
+{
 	u32 tgcr, wdtcr;
-	void __iomem *base = IO_ADDRESS(DAVINCI_WDOG_BASE);
-	struct device dev;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+	void __iomem *base = soc_info->wdt_base;
 	struct clk *wd_clk;
-	char *name = "watchdog";
 
-	dev_set_name(&dev, name);
-	wd_clk = clk_get(&dev, NULL);
+	wd_clk = clk_get(&davinci_wdt_device.dev, NULL);
 	if (WARN_ON(IS_ERR(wd_clk)))
 		return;
 	clk_enable(wd_clk);
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index e8ebeaea6c48..b2eede5531c8 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -21,15 +21,50 @@
 #include <asm/div64.h>
 #include <mach/hardware.h>
 
+
+/*
+ * The EP93xx has two external crystal oscillators.  To generate the
+ * required high-frequency clocks, the processor uses two phase-locked-
+ * loops (PLLs) to multiply the incoming external clock signal to much
+ * higher frequencies that are then divided down by programmable dividers
+ * to produce the needed clocks.  The PLLs operate independently of one
+ * another.
+ */
+#define EP93XX_EXT_CLK_RATE	14745600
+#define EP93XX_EXT_RTC_RATE	32768
+
+
 struct clk {
 	unsigned long	rate;
 	int		users;
+	int		sw_locked;
 	u32		enable_reg;
 	u32		enable_mask;
+
+	unsigned long	(*get_rate)(struct clk *clk);
 };
 
-static struct clk clk_uart = {
-	.rate		= 14745600,
+
+static unsigned long get_uart_rate(struct clk *clk);
+
+
+static struct clk clk_uart1 = {
+	.sw_locked	= 1,
+	.enable_reg	= EP93XX_SYSCON_DEVICE_CONFIG,
+	.enable_mask	= EP93XX_SYSCON_DEVICE_CONFIG_U1EN,
+	.get_rate	= get_uart_rate,
+};
+static struct clk clk_uart2 = {
+	.sw_locked	= 1,
+	.enable_reg	= EP93XX_SYSCON_DEVICE_CONFIG,
+	.enable_mask	= EP93XX_SYSCON_DEVICE_CONFIG_U2EN,
+	.get_rate	= get_uart_rate,
+};
+static struct clk clk_uart3 = {
+	.sw_locked	= 1,
+	.enable_reg	= EP93XX_SYSCON_DEVICE_CONFIG,
+	.enable_mask	= EP93XX_SYSCON_DEVICE_CONFIG_U3EN,
+	.get_rate	= get_uart_rate,
 };
 static struct clk clk_pll1;
 static struct clk clk_f;
@@ -95,9 +130,9 @@ static struct clk clk_m2m1 = {
 	{ .dev_id = dev, .con_id = con, .clk = ck }
 
 static struct clk_lookup clocks[] = {
-	INIT_CK("apb:uart1", NULL, &clk_uart),
-	INIT_CK("apb:uart2", NULL, &clk_uart),
-	INIT_CK("apb:uart3", NULL, &clk_uart),
+	INIT_CK("apb:uart1", NULL, &clk_uart1),
+	INIT_CK("apb:uart2", NULL, &clk_uart2),
+	INIT_CK("apb:uart3", NULL, &clk_uart3),
 	INIT_CK(NULL, "pll1", &clk_pll1),
 	INIT_CK(NULL, "fclk", &clk_f),
 	INIT_CK(NULL, "hclk", &clk_h),
@@ -125,6 +160,8 @@ int clk_enable(struct clk *clk)
 		u32 value;
 
 		value = __raw_readl(clk->enable_reg);
+		if (clk->sw_locked)
+			__raw_writel(0xaa, EP93XX_SYSCON_SWLOCK);
 		__raw_writel(value | clk->enable_mask, clk->enable_reg);
 	}
 
@@ -138,13 +175,29 @@ void clk_disable(struct clk *clk)
 		u32 value;
 
 		value = __raw_readl(clk->enable_reg);
+		if (clk->sw_locked)
+			__raw_writel(0xaa, EP93XX_SYSCON_SWLOCK);
 		__raw_writel(value & ~clk->enable_mask, clk->enable_reg);
 	}
 }
 EXPORT_SYMBOL(clk_disable);
 
+static unsigned long get_uart_rate(struct clk *clk)
+{
+	u32 value;
+
+	value = __raw_readl(EP93XX_SYSCON_CLOCK_CONTROL);
+	if (value & EP93XX_SYSCON_CLOCK_UARTBAUD)
+		return EP93XX_EXT_CLK_RATE;
+	else
+		return EP93XX_EXT_CLK_RATE / 2;
+}
+
 unsigned long clk_get_rate(struct clk *clk)
 {
+	if (clk->get_rate)
+		return clk->get_rate(clk);
+
 	return clk->rate;
 }
 EXPORT_SYMBOL(clk_get_rate);
@@ -162,7 +215,7 @@ static unsigned long calc_pll_rate(u32 config_word)
 	unsigned long long rate;
 	int i;
 
-	rate = 14745600;
+	rate = EP93XX_EXT_CLK_RATE;
 	rate *= ((config_word >> 11) & 0x1f) + 1;		/* X1FBD */
 	rate *= ((config_word >> 5) & 0x3f) + 1;		/* X2FBD */
 	do_div(rate, (config_word & 0x1f) + 1);			/* X2IPD */
@@ -195,7 +248,7 @@ static int __init ep93xx_clock_init(void)
 
 	value = __raw_readl(EP93XX_SYSCON_CLOCK_SET1);
 	if (!(value & 0x00800000)) {			/* PLL1 bypassed?  */
-		clk_pll1.rate = 14745600;
+		clk_pll1.rate = EP93XX_EXT_CLK_RATE;
 	} else {
 		clk_pll1.rate = calc_pll_rate(value);
 	}
@@ -206,7 +259,7 @@ static int __init ep93xx_clock_init(void)
 
 	value = __raw_readl(EP93XX_SYSCON_CLOCK_SET2);
 	if (!(value & 0x00080000)) {			/* PLL2 bypassed?  */
-		clk_pll2.rate = 14745600;
+		clk_pll2.rate = EP93XX_EXT_CLK_RATE;
 	} else if (value & 0x00040000) {		/* PLL2 enabled?  */
 		clk_pll2.rate = calc_pll_rate(value);
 	} else {
diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
index 78ac1bddc8bc..420f71b85123 100644
--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
+++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
@@ -160,7 +160,10 @@
 #define EP93XX_SYSCON_CLOCK_SET1	EP93XX_SYSCON_REG(0x20)
 #define EP93XX_SYSCON_CLOCK_SET2	EP93XX_SYSCON_REG(0x24)
 #define EP93XX_SYSCON_DEVICE_CONFIG	EP93XX_SYSCON_REG(0x80)
-#define EP93XX_SYSCON_DEVICE_CONFIG_CRUNCH_ENABLE	0x00800000
+#define EP93XX_SYSCON_DEVICE_CONFIG_U3EN		(1<<24)
+#define EP93XX_SYSCON_DEVICE_CONFIG_CRUNCH_ENABLE	(1<<23)
+#define EP93XX_SYSCON_DEVICE_CONFIG_U2EN		(1<<20)
+#define EP93XX_SYSCON_DEVICE_CONFIG_U1EN		(1<<18)
 #define EP93XX_SYSCON_SWLOCK		EP93XX_SYSCON_REG(0xc0)
 
 #define EP93XX_WATCHDOG_BASE		(EP93XX_APB_VIRT_BASE + 0x00140000)
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 6f8872913073..a0f60e55da6a 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -121,7 +121,7 @@ static struct clk uartclk = {
 	.rate	= 14745600,
 };
 
-static struct clk_lookup lookups[] __initdata = {
+static struct clk_lookup lookups[] = {
 	{	/* UART0 */
 		.dev_id		= "mb:16",
 		.clk		= &uartclk,
diff --git a/arch/arm/mach-l7200/include/mach/sys-clock.h b/arch/arm/mach-l7200/include/mach/sys-clock.h
index 2d7722be60ea..e9729a35751d 100644
--- a/arch/arm/mach-l7200/include/mach/sys-clock.h
+++ b/arch/arm/mach-l7200/include/mach/sys-clock.h
@@ -18,7 +18,7 @@
 
 /* IO_START and IO_BASE are defined in hardware.h */
 
-#define SYS_CLOCK_START (IO_START + SYS_CLCOK_OFF)  /* Physical address */
+#define SYS_CLOCK_START (IO_START + SYS_CLOCK_OFF)  /* Physical address */
 #define SYS_CLOCK_BASE  (IO_BASE  + SYS_CLOCK_OFF)  /* Virtual address  */
 
 /* Define the interface to the SYS_CLOCK */
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index efc59c49341b..e4cef333e291 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -103,10 +103,10 @@ static struct omap_clk omap24xx_clks[] = {
 	CLK(NULL,	"mdm_ick",	&mdm_ick,	CK_243X),
 	CLK(NULL,	"mdm_osc_ck",	&mdm_osc_ck,	CK_243X),
 	/* DSS domain clocks */
-	CLK(NULL,	"dss_ick",	&dss_ick,	CK_243X | CK_242X),
-	CLK(NULL,	"dss1_fck",	&dss1_fck,	CK_243X | CK_242X),
-	CLK(NULL,	"dss2_fck",	&dss2_fck,	CK_243X | CK_242X),
-	CLK(NULL,	"dss_54m_fck",	&dss_54m_fck,	CK_243X | CK_242X),
+	CLK("omapfb",	"ick",		&dss_ick,	CK_243X | CK_242X),
+	CLK("omapfb",	"dss1_fck",	&dss1_fck,	CK_243X | CK_242X),
+	CLK("omapfb",	"dss2_fck",	&dss2_fck,	CK_243X | CK_242X),
+	CLK("omapfb",	"tv_fck",	&dss_54m_fck,	CK_243X | CK_242X),
 	/* L3 domain clocks */
 	CLK(NULL,	"core_l3_ck",	&core_l3_ck,	CK_243X | CK_242X),
 	CLK(NULL,	"ssi_fck",	&ssi_ssr_sst_fck, CK_243X | CK_242X),
@@ -206,7 +206,7 @@ static struct omap_clk omap24xx_clks[] = {
 	CLK(NULL,	"aes_ick",	&aes_ick,	CK_243X | CK_242X),
 	CLK(NULL,	"pka_ick",	&pka_ick,	CK_243X | CK_242X),
 	CLK(NULL,	"usb_fck",	&usb_fck,	CK_243X | CK_242X),
-	CLK(NULL,	"usbhs_ick",	&usbhs_ick,	CK_243X),
+	CLK("musb_hdrc",	"ick",	&usbhs_ick,	CK_243X),
 	CLK("mmci-omap-hs.0", "ick",	&mmchs1_ick,	CK_243X),
 	CLK("mmci-omap-hs.0", "fck",	&mmchs1_fck,	CK_243X),
 	CLK("mmci-omap-hs.1", "ick",	&mmchs2_ick,	CK_243X),
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index 0a14dca31e30..ba05aa42bd8e 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -157,7 +157,7 @@ static struct omap_clk omap34xx_clks[] = {
 	CLK(NULL,	"ssi_ssr_fck",	&ssi_ssr_fck,	CK_343X),
 	CLK(NULL,	"ssi_sst_fck",	&ssi_sst_fck,	CK_343X),
 	CLK(NULL,	"core_l3_ick",	&core_l3_ick,	CK_343X),
-	CLK(NULL,	"hsotgusb_ick",	&hsotgusb_ick,	CK_343X),
+	CLK("musb_hdrc",	"ick",	&hsotgusb_ick,	CK_343X),
 	CLK(NULL,	"sdrc_ick",	&sdrc_ick,	CK_343X),
 	CLK(NULL,	"gpmc_fck",	&gpmc_fck,	CK_343X),
 	CLK(NULL,	"security_l3_ick", &security_l3_ick, CK_343X),
@@ -197,11 +197,11 @@ static struct omap_clk omap34xx_clks[] = {
 	CLK("omap_rng",	"ick",		&rng_ick,	CK_343X),
 	CLK(NULL,	"sha11_ick",	&sha11_ick,	CK_343X),
 	CLK(NULL,	"des1_ick",	&des1_ick,	CK_343X),
-	CLK(NULL,	"dss1_alwon_fck", &dss1_alwon_fck, CK_343X),
-	CLK(NULL,	"dss_tv_fck",	&dss_tv_fck,	CK_343X),
-	CLK(NULL,	"dss_96m_fck",	&dss_96m_fck,	CK_343X),
-	CLK(NULL,	"dss2_alwon_fck", &dss2_alwon_fck, CK_343X),
-	CLK(NULL,	"dss_ick",	&dss_ick,	CK_343X),
+	CLK("omapfb",	"dss1_fck",	&dss1_alwon_fck, CK_343X),
+	CLK("omapfb",	"tv_fck",	&dss_tv_fck,	CK_343X),
+	CLK("omapfb",	"video_fck",	&dss_96m_fck,	CK_343X),
+	CLK("omapfb",	"dss2_fck",	&dss2_alwon_fck, CK_343X),
+	CLK("omapfb",	"ick",		&dss_ick,	CK_343X),
 	CLK(NULL,	"cam_mclk",	&cam_mclk,	CK_343X),
 	CLK(NULL,	"cam_ick",	&cam_ick,	CK_343X),
 	CLK(NULL,	"csi2_96m_fck",	&csi2_96m_fck,	CK_343X),
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index 6763b8f73028..017a30e9aa1d 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -2182,7 +2182,7 @@ static struct clk wkup_32k_fck = {
 
 static struct clk gpio1_dbck = {
 	.name		= "gpio1_dbck",
-	.ops		= &clkops_omap2_dflt_wait,
+	.ops		= &clkops_omap2_dflt,
 	.parent		= &wkup_32k_fck,
 	.enable_reg	= OMAP_CM_REGADDR(WKUP_MOD, CM_FCLKEN),
 	.enable_bit	= OMAP3430_EN_GPIO1_SHIFT,
@@ -2427,7 +2427,7 @@ static struct clk per_32k_alwon_fck = {
 
 static struct clk gpio6_dbck = {
 	.name		= "gpio6_dbck",
-	.ops		= &clkops_omap2_dflt_wait,
+	.ops		= &clkops_omap2_dflt,
 	.parent		= &per_32k_alwon_fck,
 	.enable_reg	= OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
 	.enable_bit	= OMAP3430_EN_GPIO6_SHIFT,
@@ -2437,7 +2437,7 @@ static struct clk gpio6_dbck = {
 
 static struct clk gpio5_dbck = {
 	.name		= "gpio5_dbck",
-	.ops		= &clkops_omap2_dflt_wait,
+	.ops		= &clkops_omap2_dflt,
 	.parent		= &per_32k_alwon_fck,
 	.enable_reg	= OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
 	.enable_bit	= OMAP3430_EN_GPIO5_SHIFT,
@@ -2447,7 +2447,7 @@ static struct clk gpio5_dbck = {
 
 static struct clk gpio4_dbck = {
 	.name		= "gpio4_dbck",
-	.ops		= &clkops_omap2_dflt_wait,
+	.ops		= &clkops_omap2_dflt,
 	.parent		= &per_32k_alwon_fck,
 	.enable_reg	= OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
 	.enable_bit	= OMAP3430_EN_GPIO4_SHIFT,
@@ -2457,7 +2457,7 @@ static struct clk gpio4_dbck = {
 
 static struct clk gpio3_dbck = {
 	.name		= "gpio3_dbck",
-	.ops		= &clkops_omap2_dflt_wait,
+	.ops		= &clkops_omap2_dflt,
 	.parent		= &per_32k_alwon_fck,
 	.enable_reg	= OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
 	.enable_bit	= OMAP3430_EN_GPIO3_SHIFT,
@@ -2467,7 +2467,7 @@ static struct clk gpio3_dbck = {
 
 static struct clk gpio2_dbck = {
 	.name		= "gpio2_dbck",
-	.ops		= &clkops_omap2_dflt_wait,
+	.ops		= &clkops_omap2_dflt,
 	.parent		= &per_32k_alwon_fck,
 	.enable_reg	= OMAP_CM_REGADDR(OMAP3430_PER_MOD, CM_FCLKEN),
 	.enable_bit	= OMAP3430_EN_GPIO2_SHIFT,
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 496983ade97e..894cc355818a 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -354,10 +354,12 @@ static void omap_init_mcspi(void)
 	platform_device_register(&omap2_mcspi1);
 	platform_device_register(&omap2_mcspi2);
 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
-	platform_device_register(&omap2_mcspi3);
+	if (cpu_is_omap2430() || cpu_is_omap343x())
+		platform_device_register(&omap2_mcspi3);
 #endif
 #ifdef CONFIG_ARCH_OMAP3
-	platform_device_register(&omap2_mcspi4);
+	if (cpu_is_omap343x())
+		platform_device_register(&omap2_mcspi4);
 #endif
 }
 
diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h
index c6a7940f4287..9fd03a2ec95c 100644
--- a/arch/arm/mach-omap2/prm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/prm-regbits-34xx.h
@@ -409,7 +409,7 @@
 /* PM_PREPWSTST_CAM specific bits */
 
 /* PM_PWSTCTRL_USBHOST specific bits */
-#define OMAP3430ES2_SAVEANDRESTORE_SHIFT		(1 << 4)
+#define OMAP3430ES2_SAVEANDRESTORE_SHIFT		4
 
 /* RM_RSTST_PER specific bits */
 
diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c
index 8df55f40f4c0..8622c24cd270 100644
--- a/arch/arm/mach-omap2/usb-tusb6010.c
+++ b/arch/arm/mach-omap2/usb-tusb6010.c
@@ -187,7 +187,7 @@ int tusb6010_platform_retime(unsigned is_refclk)
 	unsigned	sysclk_ps;
 	int		status;
 
-	if (!refclk_psec || sysclk_ps == 0)
+	if (!refclk_psec || fclk_ps == 0)
 		return -ENODEV;
 
 	sysclk_ps = is_refclk ? refclk_psec : TUSB6010_OSCCLK_60;
diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index 0e65344e9f53..dd031cc41847 100644
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -46,6 +46,7 @@
 #include <mach/audio.h>
 #include <mach/pxafb.h>
 #include <mach/i2c.h>
+#include <mach/regs-uart.h>
 #include <mach/viper.h>
 
 #include <asm/setup.h>
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 942e1a7eb9b2..076acbc50706 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -750,14 +750,6 @@ void __init realview_timer_init(unsigned int timer_irq)
 {
 	u32 val;
 
-#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
-	/*
-	 * The dummy clock device has to be registered before the main device
-	 * so that the latter will broadcast the clock events
-	 */
-	local_timer_setup();
-#endif
-
 	/* 
 	 * set clock frequency: 
 	 *	REALVIEW_REFCLK is 32KHz
diff --git a/arch/arm/mach-realview/include/mach/smp.h b/arch/arm/mach-realview/include/mach/smp.h
index 515819efd046..dd53892d44a7 100644
--- a/arch/arm/mach-realview/include/mach/smp.h
+++ b/arch/arm/mach-realview/include/mach/smp.h
@@ -15,16 +15,9 @@
 /*
  * We use IRQ1 as the IPI
  */
-static inline void smp_cross_call(cpumask_t callmap)
-{
-	gic_raise_softirq(callmap, 1);
-}
-
-/*
- * Do nothing on MPcore.
- */
-static inline void smp_cross_call_done(cpumask_t callmap)
+static inline void smp_cross_call(const struct cpumask *mask)
 {
+	gic_raise_softirq(mask, 1);
 }
 
 #endif
diff --git a/arch/arm/mach-realview/localtimer.c b/arch/arm/mach-realview/localtimer.c
index d0d39adf6407..1c01d13460f0 100644
--- a/arch/arm/mach-realview/localtimer.c
+++ b/arch/arm/mach-realview/localtimer.c
@@ -189,8 +189,10 @@ void __cpuinit local_timer_setup(void)
 	struct clock_event_device *clk = &per_cpu(local_clockevent, cpu);
 
 	clk->name		= "dummy_timer";
-	clk->features		= CLOCK_EVT_FEAT_DUMMY;
-	clk->rating		= 200;
+	clk->features		= CLOCK_EVT_FEAT_ONESHOT |
+				  CLOCK_EVT_FEAT_PERIODIC |
+				  CLOCK_EVT_FEAT_DUMMY;
+	clk->rating		= 400;
 	clk->mult               = 1;
 	clk->set_mode		= dummy_timer_set_mode;
 	clk->broadcast		= smp_timer_broadcast;
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index ea3c75595fa9..30a9c68591f6 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -78,13 +78,6 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
 	trace_hardirqs_off();
 
 	/*
-	 * the primary core may have used a "cross call" soft interrupt
-	 * to get this processor out of WFI in the BootMonitor - make
-	 * sure that we are no longer being sent this soft interrupt
-	 */
-	smp_cross_call_done(cpumask_of_cpu(cpu));
-
-	/*
 	 * if any interrupts are already enabled for the primary
 	 * core (e.g. timer irq), then they will not have been enabled
 	 * for us: do so
@@ -136,7 +129,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
 	 * Use smp_cross_call() for this, since there's little
 	 * point duplicating the code here
 	 */
-	smp_cross_call(cpumask_of_cpu(cpu));
+	smp_cross_call(cpumask_of(cpu));
 
 	timeout = jiffies + (1 * HZ);
 	while (time_before(jiffies, timeout)) {
@@ -224,11 +217,9 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	if (max_cpus > ncores)
 		max_cpus = ncores;
 
-#ifdef CONFIG_LOCAL_TIMERS
+#if defined(CONFIG_LOCAL_TIMERS) || defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
 	/*
-	 * Enable the local timer for primary CPU. If the device is
-	 * dummy (!CONFIG_LOCAL_TIMERS), it was already registers in
-	 * realview_timer_init
+	 * Enable the local timer or broadcast device for the boot CPU.
 	 */
 	local_timer_setup();
 #endif
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c
index 4389c160f7d0..8637dea5e150 100644
--- a/arch/arm/mach-s3c2410/mach-bast.c
+++ b/arch/arm/mach-s3c2410/mach-bast.c
@@ -588,8 +588,6 @@ static void __init bast_map_io(void)
 
 	s3c_device_nand.dev.platform_data = &bast_nand_info;
 
-	s3c_i2c0_set_platdata(&bast_i2c_info);
-
 	s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc));
 	s3c24xx_init_clocks(0);
 	s3c24xx_init_uarts(bast_uartcfgs, ARRAY_SIZE(bast_uartcfgs));
@@ -602,6 +600,7 @@ static void __init bast_init(void)
 	sysdev_class_register(&bast_pm_sysclass);
 	sysdev_register(&bast_pm_sysdev);
 
+	s3c_i2c0_set_platdata(&bast_i2c_info);
 	s3c24xx_fb_set_platdata(&bast_fb_info);
 	platform_add_devices(bast_devices, ARRAY_SIZE(bast_devices));
 
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 1f929c391af7..b3bebcc5623b 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -413,7 +413,7 @@ static struct clk ref24_clk = {
 	.rate	= 24000000,
 };
 
-static struct clk_lookup lookups[] __initdata = {
+static struct clk_lookup lookups[] = {
 	{	/* UART0 */
 		.dev_id		= "dev:f1",
 		.clk		= &ref24_clk,
diff --git a/arch/arm/nwfpe/fpa11.h b/arch/arm/nwfpe/fpa11.h
index 386cbd13eaf4..d3a6f9298e9e 100644
--- a/arch/arm/nwfpe/fpa11.h
+++ b/arch/arm/nwfpe/fpa11.h
@@ -114,4 +114,8 @@ extern unsigned int SingleCPDO(struct roundingData *roundData,
 extern unsigned int DoubleCPDO(struct roundingData *roundData,
 			       const unsigned int opcode, FPREG * rFd);
 
+/* extneded_cpdo.c */
+extern unsigned int ExtendedCPDO(struct roundingData *roundData,
+				 const unsigned int opcode, FPREG * rFd);
+
 #endif
diff --git a/arch/arm/nwfpe/fpa11_cprt.c b/arch/arm/nwfpe/fpa11_cprt.c
index 9843dc533047..31c4eeec18b0 100644
--- a/arch/arm/nwfpe/fpa11_cprt.c
+++ b/arch/arm/nwfpe/fpa11_cprt.c
@@ -27,10 +27,6 @@
 #include "fpmodule.inl"
 #include "softfloat.h"
 
-#ifdef CONFIG_FPE_NWFPE_XP
-extern flag floatx80_is_nan(floatx80);
-#endif
-
 unsigned int PerformFLT(const unsigned int opcode);
 unsigned int PerformFIX(const unsigned int opcode);
 
diff --git a/arch/arm/nwfpe/softfloat.h b/arch/arm/nwfpe/softfloat.h
index 260fe29d73f5..13e479c5da57 100644
--- a/arch/arm/nwfpe/softfloat.h
+++ b/arch/arm/nwfpe/softfloat.h
@@ -226,6 +226,8 @@ char floatx80_le_quiet( floatx80, floatx80 );
 char floatx80_lt_quiet( floatx80, floatx80 );
 char floatx80_is_signaling_nan( floatx80 );
 
+extern flag floatx80_is_nan(floatx80);
+
 #endif
 
 static inline flag extractFloat32Sign(float32 a)
diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c
index ce6b4baeedec..3746222bed10 100644
--- a/arch/arm/plat-omap/fb.c
+++ b/arch/arm/plat-omap/fb.c
@@ -206,9 +206,10 @@ void __init omapfb_reserve_sdram(void)
 			config_invalid = 1;
 			return;
 		}
-		if (rg.paddr)
+		if (rg.paddr) {
 			reserve_bootmem(rg.paddr, rg.size, BOOTMEM_DEFAULT);
-		reserved += rg.size;
+			reserved += rg.size;
+		}
 		omapfb_config.mem_desc.region[i] = rg;
 		configured_regions++;
 	}
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 17d7afe42b83..ee0b21f5b094 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -307,7 +307,7 @@ static inline int gpio_valid(int gpio)
 		return 0;
 	if (cpu_is_omap24xx() && gpio < 128)
 		return 0;
-	if (cpu_is_omap34xx() && gpio < 160)
+	if (cpu_is_omap34xx() && gpio < 192)
 		return 0;
 	return -1;
 }
diff --git a/arch/arm/plat-s3c/clock.c b/arch/arm/plat-s3c/clock.c
index b6be76e2fe51..4d01ef1a25dd 100644
--- a/arch/arm/plat-s3c/clock.c
+++ b/arch/arm/plat-s3c/clock.c
@@ -306,8 +306,6 @@ struct clk s3c24xx_uclk = {
 
 int s3c24xx_register_clock(struct clk *clk)
 {
-	clk->owner = THIS_MODULE;
-
 	if (clk->enable == NULL)
 		clk->enable = clk_null_enable;
 
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index aee2aeb46c60..07326f632361 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -1235,7 +1235,7 @@ int s3c2410_dma_getposition(unsigned int channel, dma_addr_t *src, dma_addr_t *d
 
 EXPORT_SYMBOL(s3c2410_dma_getposition);
 
-static struct s3c2410_dma_chan *to_dma_chan(struct sys_device *dev)
+static inline struct s3c2410_dma_chan *to_dma_chan(struct sys_device *dev)
 {
 	return container_of(dev, struct s3c2410_dma_chan, dev);
 }
diff --git a/arch/arm/plat-s3c64xx/gpiolib.c b/arch/arm/plat-s3c64xx/gpiolib.c
index ee9188add8fb..78ee52cffc9e 100644
--- a/arch/arm/plat-s3c64xx/gpiolib.c
+++ b/arch/arm/plat-s3c64xx/gpiolib.c
@@ -57,7 +57,7 @@
 #if 1
 #define gpio_dbg(x...) do { } while(0)
 #else
-#define gpio_dbg(x...) printk(KERN_DEBUG ## x)
+#define gpio_dbg(x...) printk(KERN_DEBUG x)
 #endif
 
 /* The s3c64xx_gpiolib_4bit routines are to control the gpio banks where
diff --git a/arch/arm/plat-s3c64xx/include/plat/gpio-bank-h.h b/arch/arm/plat-s3c64xx/include/plat/gpio-bank-h.h
index 81549516572f..2ba1767512d7 100644
--- a/arch/arm/plat-s3c64xx/include/plat/gpio-bank-h.h
+++ b/arch/arm/plat-s3c64xx/include/plat/gpio-bank-h.h
@@ -61,14 +61,14 @@
 #define S3C64XX_GPH7_ADDR_CF1		(0x06 << 28)
 #define S3C64XX_GPH7_EINT_G6_7		(0x07 << 28)
 
-#define S3C64XX_GPH8_MMC1_DATA6		(0x02 << 32)
-#define S3C64XX_GPH8_MMC2_DATA2		(0x03 << 32)
-#define S3C64XX_GPH8_I2S_V40_LRCLK	(0x05 << 32)
-#define S3C64XX_GPH8_ADDR_CF2		(0x06 << 32)
-#define S3C64XX_GPH8_EINT_G6_8		(0x07 << 32)
-
-#define S3C64XX_GPH9_MMC1_DATA7		(0x02 << 36)
-#define S3C64XX_GPH9_MMC2_DATA3		(0x03 << 36)
-#define S3C64XX_GPH9_I2S_V40_DI		(0x05 << 36)
-#define S3C64XX_GPH9_EINT_G6_9		(0x07 << 36)
+#define S3C64XX_GPH8_MMC1_DATA6		(0x02 <<  0)
+#define S3C64XX_GPH8_MMC2_DATA2		(0x03 <<  0)
+#define S3C64XX_GPH8_I2S_V40_LRCLK	(0x05 <<  0)
+#define S3C64XX_GPH8_ADDR_CF2		(0x06 <<  0)
+#define S3C64XX_GPH8_EINT_G6_8		(0x07 <<  0)
 
+#define S3C64XX_GPH9_OUTPUT		(0x01 <<  4)
+#define S3C64XX_GPH9_MMC1_DATA7		(0x02 <<  4)
+#define S3C64XX_GPH9_MMC2_DATA3		(0x03 <<  4)
+#define S3C64XX_GPH9_I2S_V40_DI		(0x05 <<  4)
+#define S3C64XX_GPH9_EINT_G6_9		(0x07 <<  4)
diff --git a/arch/microblaze/configs/nommu_defconfig b/arch/microblaze/configs/nommu_defconfig
index beb7ecd72793..4ef6af0a8f31 100644
--- a/arch/microblaze/configs/nommu_defconfig
+++ b/arch/microblaze/configs/nommu_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.29
-# Tue Mar 24 10:23:20 2009
+# Linux kernel version: 2.6.30-rc5
+# Mon May 11 09:01:02 2009
 #
 CONFIG_MICROBLAZE=y
 # CONFIG_SWAP is not set
@@ -32,6 +32,7 @@ CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_POSIX_MQUEUE=y
+CONFIG_POSIX_MQUEUE_SYSCTL=y
 CONFIG_BSD_PROCESS_ACCT=y
 CONFIG_BSD_PROCESS_ACCT_V3=y
 # CONFIG_TASKSTATS is not set
@@ -63,6 +64,7 @@ CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 CONFIG_KALLSYMS_EXTRA_PASS=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_HOTPLUG is not set
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -80,6 +82,8 @@ CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
+# CONFIG_MARKERS is not set
+# CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -92,7 +96,6 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
 # CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -166,6 +169,8 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
+CONFIG_UNEVICTABLE_LRU=y
+CONFIG_NOMMU_INITIAL_TRIM_EXCESS=1
 
 #
 # Exectuable file formats
@@ -180,7 +185,6 @@ CONFIG_NET=y
 #
 # Networking options
 #
-CONFIG_COMPAT_NET_DEV_OPS=y
 CONFIG_PACKET=y
 # CONFIG_PACKET_MMAP is not set
 CONFIG_UNIX=y
@@ -232,6 +236,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_LAPB is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -244,7 +249,6 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
-# CONFIG_PHONET is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
 CONFIG_WIRELESS_OLD_REGULATORY=y
@@ -379,6 +383,7 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_ATA is not set
 # CONFIG_MD is not set
 CONFIG_NETDEVICES=y
+CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -388,6 +393,7 @@ CONFIG_NETDEVICES=y
 # CONFIG_PHYLIB is not set
 CONFIG_NET_ETHERNET=y
 # CONFIG_MII is not set
+# CONFIG_ETHOC is not set
 # CONFIG_DNET is not set
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
@@ -405,7 +411,6 @@ CONFIG_NETDEV_10000=y
 #
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
-# CONFIG_IWLWIFI_LEDS is not set
 
 #
 # Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -455,6 +460,7 @@ CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=y
+# CONFIG_HW_RANDOM_TIMERIOMEM is not set
 # CONFIG_RTC is not set
 # CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
@@ -525,7 +531,7 @@ CONFIG_USB_SUPPORT=y
 #
 
 #
-# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed;
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
 #
 # CONFIG_USB_GADGET is not set
 
@@ -538,6 +544,7 @@ CONFIG_USB_SUPPORT=y
 # CONFIG_ACCESSIBILITY is not set
 # CONFIG_RTC_CLASS is not set
 # CONFIG_DMADEVICES is not set
+# CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
 # CONFIG_STAGING is not set
 
@@ -563,6 +570,11 @@ CONFIG_FILE_LOCKING=y
 # CONFIG_FUSE_FS is not set
 
 #
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
 # CD-ROM/DVD Filesystems
 #
 # CONFIG_ISO9660_FS is not set
@@ -601,8 +613,13 @@ CONFIG_CRAMFS=y
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
 CONFIG_ROMFS_FS=y
+CONFIG_ROMFS_BACKED_BY_BLOCK=y
+# CONFIG_ROMFS_BACKED_BY_MTD is not set
+# CONFIG_ROMFS_BACKED_BY_BOTH is not set
+CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -614,7 +631,6 @@ CONFIG_LOCKD_V4=y
 CONFIG_NFS_ACL_SUPPORT=y
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
-# CONFIG_SUNRPC_REGISTER_V4 is not set
 # CONFIG_RPCSEC_GSS_KRB5 is not set
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
@@ -647,6 +663,9 @@ CONFIG_DEBUG_SHIRQ=y
 CONFIG_DETECT_SOFTLOCKUP=y
 CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=y
 CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=1
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
 CONFIG_SCHED_DEBUG=y
 CONFIG_SCHEDSTATS=y
 CONFIG_TIMER_STATS=y
@@ -678,15 +697,8 @@ CONFIG_DEBUG_SG=y
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_FAULT_INJECTION is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
-
-#
-# Tracers
-#
-# CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
-# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
+# CONFIG_PAGE_POISONING is not set
+# CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_EARLY_PRINTK=y
 CONFIG_HEART_BEAT=y
@@ -777,6 +789,7 @@ CONFIG_CRYPTO=y
 # Compression
 #
 # CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_ZLIB is not set
 # CONFIG_CRYPTO_LZO is not set
 
 #
@@ -784,6 +797,7 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_HW=y
+# CONFIG_BINARY_PRINTF is not set
 
 #
 # Library routines
@@ -797,8 +811,8 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 # CONFIG_CRC7 is not set
 # CONFIG_LIBCRC32C is not set
 CONFIG_ZLIB_INFLATE=y
-CONFIG_PLIST=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
+CONFIG_NLATTR=y
diff --git a/arch/microblaze/kernel/intc.c b/arch/microblaze/kernel/intc.c
index a69d3e3c2fd4..b15605299a57 100644
--- a/arch/microblaze/kernel/intc.c
+++ b/arch/microblaze/kernel/intc.c
@@ -137,8 +137,8 @@ void __init init_IRQ(void)
 
 	intr_type =
 		*(int *) of_get_property(intc, "xlnx,kind-of-intr", NULL);
-	if (intr_type >= (1 << nr_irq))
-		printk(KERN_INFO " ERROR: Mishmash in king-of-intr param\n");
+	if (intr_type >= (1 << (nr_irq + 1)))
+		printk(KERN_INFO " ERROR: Mismatch in kind-of-intr param\n");
 
 #ifdef CONFIG_SELFMOD_INTC
 	selfmod_function((int *) arr_func, intc_baseaddr);
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 26947ab85260..c4cae9e6b802 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -473,12 +473,12 @@ endif
 # Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
 #
 ifdef CONFIG_SGI_IP28
-  ifeq ($(call cc-option-yn,-mr10k-cache-barrier=1), n)
-      $(error gcc doesn't support needed option -mr10k-cache-barrier=1)
+  ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
+      $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
   endif
 endif
 core-$(CONFIG_SGI_IP28)		+= arch/mips/sgi-ip22/
-cflags-$(CONFIG_SGI_IP28)	+= -mr10k-cache-barrier=1 -I$(srctree)/arch/mips/include/asm/mach-ip28
+cflags-$(CONFIG_SGI_IP28)	+= -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
 load-$(CONFIG_SGI_IP28)		+= 0xa800000020004000
 
 #
diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h
index 8de858f5449f..c2d53c18fd36 100644
--- a/arch/mips/include/asm/uaccess.h
+++ b/arch/mips/include/asm/uaccess.h
@@ -956,7 +956,7 @@ __clear_user(void __user *addr, __kernel_size_t size)
 	void __user * __cl_addr = (addr);				\
 	unsigned long __cl_size = (n);					\
 	if (__cl_size && access_ok(VERIFY_WRITE,			\
-		((unsigned long)(__cl_addr)), __cl_size))		\
+					__cl_addr, __cl_size))		\
 		__cl_size = __clear_user(__cl_addr, __cl_size);		\
 	__cl_size;							\
 })
diff --git a/arch/mips/mm/tlb-r3k.c b/arch/mips/mm/tlb-r3k.c
index f0cf46adb978..1c0048a6f5cf 100644
--- a/arch/mips/mm/tlb-r3k.c
+++ b/arch/mips/mm/tlb-r3k.c
@@ -82,8 +82,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 	int cpu = smp_processor_id();
 
 	if (cpu_context(cpu, mm) != 0) {
-		unsigned long flags;
-		int size;
+		unsigned long size, flags;
 
 #ifdef DEBUG_TLB
 		printk("[tlbrange<%lu,0x%08lx,0x%08lx>]",
@@ -121,8 +120,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 
 void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-	unsigned long flags;
-	int size;
+	unsigned long size, flags;
 
 #ifdef DEBUG_TLB
 	printk("[tlbrange<%lu,0x%08lx,0x%08lx>]", start, end);
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index 9619f66e531e..892be426787c 100644
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -117,8 +117,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 	int cpu = smp_processor_id();
 
 	if (cpu_context(cpu, mm) != 0) {
-		unsigned long flags;
-		int size;
+		unsigned long size, flags;
 
 		ENTER_CRITICAL(flags);
 		size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
@@ -160,8 +159,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 
 void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-	unsigned long flags;
-	int size;
+	unsigned long size, flags;
 
 	ENTER_CRITICAL(flags);
 	size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
diff --git a/arch/mips/mm/tlb-r8k.c b/arch/mips/mm/tlb-r8k.c
index 4f01a3be215c..4ec95cc2df2f 100644
--- a/arch/mips/mm/tlb-r8k.c
+++ b/arch/mips/mm/tlb-r8k.c
@@ -111,8 +111,7 @@ out_restore:
 /* Usable for KV1 addresses only! */
 void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
-	unsigned long flags;
-	int size;
+	unsigned long size, flags;
 
 	size = (end - start + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
 	size = (size + 1) >> 1;
diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c
index 4ad5c3393fd3..45b6694c2079 100644
--- a/arch/mips/sgi-ip22/ip22-reset.c
+++ b/arch/mips/sgi-ip22/ip22-reset.c
@@ -148,7 +148,7 @@ static irqreturn_t panel_int(int irq, void *dev_id)
 
 	if (sgint->istat1 & SGINT_ISTAT1_PWR) {
 		/* Wait until interrupt goes away */
-		disable_irq(SGI_PANEL_IRQ);
+		disable_irq_nosync(SGI_PANEL_IRQ);
 		init_timer(&debounce_timer);
 		debounce_timer.function = debounce;
 		debounce_timer.expires = jiffies + 5;
diff --git a/arch/mips/sgi-ip32/ip32-reset.c b/arch/mips/sgi-ip32/ip32-reset.c
index b6cab089561e..9b95d80ebc6e 100644
--- a/arch/mips/sgi-ip32/ip32-reset.c
+++ b/arch/mips/sgi-ip32/ip32-reset.c
@@ -53,7 +53,7 @@ static inline void ip32_machine_halt(void)
 
 static void ip32_machine_power_off(void)
 {
-	volatile unsigned char reg_a, xctrl_a, xctrl_b;
+	unsigned char reg_a, xctrl_a, xctrl_b;
 
 	disable_irq(MACEISA_RTC_IRQ);
 	reg_a = CMOS_READ(RTC_REG_A);
@@ -91,9 +91,10 @@ static void blink_timeout(unsigned long data)
 
 static void debounce(unsigned long data)
 {
-	volatile unsigned char reg_a, reg_c, xctrl_a;
+	unsigned char reg_a, reg_c, xctrl_a;
 
 	reg_c = CMOS_READ(RTC_INTR_FLAGS);
+	reg_a = CMOS_READ(RTC_REG_A);
 	CMOS_WRITE(reg_a | DS_REGA_DV0, RTC_REG_A);
 	wbflush();
 	xctrl_a = CMOS_READ(DS_B1_XCTRL4A);
@@ -137,7 +138,7 @@ static inline void ip32_power_button(void)
 
 static irqreturn_t ip32_rtc_int(int irq, void *dev_id)
 {
-	volatile unsigned char reg_c;
+	unsigned char reg_c;
 
 	reg_c = CMOS_READ(RTC_INTR_FLAGS);
 	if (!(reg_c & RTC_IRQF)) {
@@ -145,7 +146,7 @@ static irqreturn_t ip32_rtc_int(int irq, void *dev_id)
 			"%s: RTC IRQ without RTC_IRQF\n", __func__);
 	}
 	/* Wait until interrupt goes away */
-	disable_irq(MACEISA_RTC_IRQ);
+	disable_irq_nosync(MACEISA_RTC_IRQ);
 	init_timer(&debounce_timer);
 	debounce_timer.function = debounce;
 	debounce_timer.expires = jiffies + 50;
diff --git a/arch/powerpc/configs/ps3_defconfig b/arch/powerpc/configs/ps3_defconfig
index ac14f5245d2a..e28e65e7a0e1 100644
--- a/arch/powerpc/configs/ps3_defconfig
+++ b/arch/powerpc/configs/ps3_defconfig
@@ -1,13 +1,14 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.29-rc8
-# Fri Mar 13 09:28:45 2009
+# Linux kernel version: 2.6.30-rc5
+# Fri May 15 10:37:00 2009
 #
 CONFIG_PPC64=y
 
 #
 # Processor support
 #
+CONFIG_PPC_BOOK3S=y
 # CONFIG_POWER4_ONLY is not set
 CONFIG_POWER3=y
 CONFIG_POWER4=y
@@ -55,9 +56,11 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 # CONFIG_DEFAULT_UIMAGE is not set
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
+CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
@@ -72,6 +75,7 @@ CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_POSIX_MQUEUE=y
+CONFIG_POSIX_MQUEUE_SYSCTL=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
 # CONFIG_AUDIT is not set
@@ -88,8 +92,7 @@ CONFIG_CLASSIC_RCU=y
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
@@ -99,6 +102,9 @@ CONFIG_NAMESPACES=y
 # CONFIG_NET_NS is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
 CONFIG_ANON_INODES=y
@@ -107,6 +113,7 @@ CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 CONFIG_KALLSYMS_EXTRA_PASS=y
+# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -138,6 +145,7 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+# CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -150,7 +158,6 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_STOP_MACHINE=y
 CONFIG_BLOCK=y
-# CONFIG_BLK_DEV_IO_TRACE is not set
 CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
 CONFIG_BLOCK_COMPAT=y
@@ -172,7 +179,6 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
 #
 # Platform support
 #
-CONFIG_PPC_MULTIPLATFORM=y
 # CONFIG_PPC_PSERIES is not set
 # CONFIG_PPC_ISERIES is not set
 # CONFIG_PPC_PMAC is not set
@@ -209,6 +215,7 @@ CONFIG_SPU_FS_64K_LS=y
 # CONFIG_SPU_TRACE is not set
 CONFIG_SPU_BASE=y
 # CONFIG_PQ2ADS is not set
+# CONFIG_PPC_OF_BOOT_TRAMPOLINE is not set
 # CONFIG_IPIC is not set
 # CONFIG_MPIC is not set
 # CONFIG_MPIC_WEIRD is not set
@@ -279,11 +286,14 @@ CONFIG_PHYS_ADDR_T_64BIT=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_UNEVICTABLE_LRU=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
 CONFIG_ARCH_MEMORY_PROBE=y
 CONFIG_PPC_HAS_HASH_64K=y
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
+# CONFIG_PPC_256K_PAGES is not set
 CONFIG_FORCE_MAX_ZONEORDER=13
 CONFIG_SCHED_SMT=y
 CONFIG_PROC_DEVICETREE=y
@@ -316,7 +326,6 @@ CONFIG_NET=y
 #
 # Networking options
 #
-CONFIG_COMPAT_NET_DEV_OPS=y
 CONFIG_PACKET=y
 CONFIG_PACKET_MMAP=y
 CONFIG_UNIX=y
@@ -389,6 +398,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_LAPB is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -396,6 +406,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
+# CONFIG_NET_DROP_MONITOR is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_CAN is not set
 # CONFIG_IRDA is not set
@@ -419,11 +430,9 @@ CONFIG_BT_HCIBTUSB=m
 # CONFIG_BT_HCIBFUSB is not set
 # CONFIG_BT_HCIVHCI is not set
 # CONFIG_AF_RXRPC is not set
-# CONFIG_PHONET is not set
 CONFIG_WIRELESS=y
 CONFIG_CFG80211=m
 # CONFIG_CFG80211_REG_DEBUG is not set
-CONFIG_NL80211=y
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 # CONFIG_WIRELESS_EXT_SYSFS is not set
@@ -602,6 +611,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 # CONFIG_SCSI_LOWLEVEL is not set
 # CONFIG_SCSI_DH is not set
+# CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
 CONFIG_MD=y
 # CONFIG_BLK_DEV_MD is not set
@@ -616,6 +626,7 @@ CONFIG_BLK_DEV_DM=m
 # CONFIG_DM_UEVENT is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
+CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -625,6 +636,8 @@ CONFIG_NETDEVICES=y
 # CONFIG_PHYLIB is not set
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=m
+# CONFIG_ETHOC is not set
+# CONFIG_DNET is not set
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
@@ -646,12 +659,13 @@ CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE=y
 CONFIG_WLAN_80211=y
 # CONFIG_LIBERTAS is not set
 # CONFIG_LIBERTAS_THINFIRM is not set
+# CONFIG_AT76C50X_USB is not set
 # CONFIG_USB_ZD1201 is not set
 # CONFIG_USB_NET_RNDIS_WLAN is not set
 # CONFIG_RTL8187 is not set
 # CONFIG_MAC80211_HWSIM is not set
 # CONFIG_P54_COMMON is not set
-# CONFIG_IWLWIFI_LEDS is not set
+# CONFIG_AR9170_USB is not set
 # CONFIG_HOSTAP is not set
 # CONFIG_B43 is not set
 # CONFIG_B43LEGACY is not set
@@ -673,6 +687,7 @@ CONFIG_USB_PEGASUS=m
 CONFIG_USB_USBNET=m
 CONFIG_USB_NET_AX8817X=m
 # CONFIG_USB_NET_CDCETHER is not set
+# CONFIG_USB_NET_CDC_EEM is not set
 # CONFIG_USB_NET_DM9601 is not set
 # CONFIG_USB_NET_SMSC95XX is not set
 # CONFIG_USB_NET_GL620A is not set
@@ -724,28 +739,7 @@ CONFIG_INPUT_EVDEV=m
 #
 # CONFIG_INPUT_KEYBOARD is not set
 # CONFIG_INPUT_MOUSE is not set
-CONFIG_INPUT_JOYSTICK=y
-# CONFIG_JOYSTICK_ANALOG is not set
-# CONFIG_JOYSTICK_A3D is not set
-# CONFIG_JOYSTICK_ADI is not set
-# CONFIG_JOYSTICK_COBRA is not set
-# CONFIG_JOYSTICK_GF2K is not set
-# CONFIG_JOYSTICK_GRIP is not set
-# CONFIG_JOYSTICK_GRIP_MP is not set
-# CONFIG_JOYSTICK_GUILLEMOT is not set
-# CONFIG_JOYSTICK_INTERACT is not set
-# CONFIG_JOYSTICK_SIDEWINDER is not set
-# CONFIG_JOYSTICK_TMDC is not set
-# CONFIG_JOYSTICK_IFORCE is not set
-# CONFIG_JOYSTICK_WARRIOR is not set
-# CONFIG_JOYSTICK_MAGELLAN is not set
-# CONFIG_JOYSTICK_SPACEORB is not set
-# CONFIG_JOYSTICK_SPACEBALL is not set
-# CONFIG_JOYSTICK_STINGER is not set
-# CONFIG_JOYSTICK_TWIDJOY is not set
-# CONFIG_JOYSTICK_ZHENHUA is not set
-# CONFIG_JOYSTICK_JOYDUMP is not set
-# CONFIG_JOYSTICK_XPAD is not set
+# CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
 # CONFIG_INPUT_TOUCHSCREEN is not set
 # CONFIG_INPUT_MISC is not set
@@ -864,6 +858,7 @@ CONFIG_FB_PS3_DEFAULT_SIZE_M=9
 # CONFIG_FB_VIRTUAL is not set
 # CONFIG_FB_METRONOME is not set
 # CONFIG_FB_MB862XX is not set
+# CONFIG_FB_BROADSHEET is not set
 # CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 
 #
@@ -934,15 +929,17 @@ CONFIG_USB_HIDDEV=y
 #
 # Special HID drivers
 #
-# CONFIG_HID_COMPAT is not set
 # CONFIG_HID_A4TECH is not set
 # CONFIG_HID_APPLE is not set
 # CONFIG_HID_BELKIN is not set
 # CONFIG_HID_CHERRY is not set
 # CONFIG_HID_CHICONY is not set
 # CONFIG_HID_CYPRESS is not set
+# CONFIG_DRAGONRISE_FF is not set
 # CONFIG_HID_EZKEY is not set
+# CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
 # CONFIG_HID_MONTEREY is not set
@@ -950,7 +947,7 @@ CONFIG_USB_HIDDEV=y
 # CONFIG_HID_PANTHERLORD is not set
 # CONFIG_HID_PETALYNX is not set
 # CONFIG_HID_SAMSUNG is not set
-# CONFIG_HID_SONY is not set
+CONFIG_HID_SONY=m
 # CONFIG_HID_SUNPLUS is not set
 # CONFIG_GREENASIA_FF is not set
 # CONFIG_HID_TOPSEED is not set
@@ -1012,11 +1009,11 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_TMC is not set
 
 #
-# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed;
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
 #
 
 #
-# see USB_STORAGE Help for more information
+# also be needed; see USB_STORAGE Help for more info
 #
 CONFIG_USB_STORAGE=m
 # CONFIG_USB_STORAGE_DEBUG is not set
@@ -1058,7 +1055,6 @@ CONFIG_USB_STORAGE=m
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGET is not set
 # CONFIG_USB_IDMOUSE is not set
 # CONFIG_USB_FTDI_ELAN is not set
 # CONFIG_USB_APPLEDISPLAY is not set
@@ -1074,6 +1070,7 @@ CONFIG_USB_STORAGE=m
 #
 # OTG and related infrastructure
 #
+# CONFIG_NOP_USB_XCEIV is not set
 # CONFIG_MMC is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -1113,8 +1110,10 @@ CONFIG_RTC_INTF_DEV=y
 #
 # on-CPU RTC drivers
 #
-CONFIG_RTC_DRV_PPC=m
+# CONFIG_RTC_DRV_GENERIC is not set
+CONFIG_RTC_DRV_PS3=m
 # CONFIG_DMADEVICES is not set
+# CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
 # CONFIG_STAGING is not set
 
@@ -1125,6 +1124,7 @@ CONFIG_EXT2_FS=m
 # CONFIG_EXT2_FS_XATTR is not set
 # CONFIG_EXT2_FS_XIP is not set
 CONFIG_EXT3_FS=m
+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
 CONFIG_EXT3_FS_XATTR=y
 # CONFIG_EXT3_FS_POSIX_ACL is not set
 # CONFIG_EXT3_FS_SECURITY is not set
@@ -1161,6 +1161,11 @@ CONFIG_AUTOFS4_FS=m
 # CONFIG_FUSE_FS is not set
 
 #
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
 # CD-ROM/DVD Filesystems
 #
 CONFIG_ISO9660_FS=m
@@ -1211,6 +1216,7 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1223,7 +1229,6 @@ CONFIG_LOCKD_V4=y
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
 CONFIG_SUNRPC_GSS=y
-# CONFIG_SUNRPC_REGISTER_V4 is not set
 CONFIG_RPCSEC_GSS_KRB5=y
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
@@ -1283,6 +1288,7 @@ CONFIG_NLS_ISO8859_1=y
 # CONFIG_NLS_KOI8_U is not set
 # CONFIG_NLS_UTF8 is not set
 # CONFIG_DLM is not set
+CONFIG_BINARY_PRINTF=y
 
 #
 # Library routines
@@ -1296,15 +1302,16 @@ CONFIG_CRC_ITU_T=m
 CONFIG_CRC32=y
 # CONFIG_CRC7 is not set
 # CONFIG_LIBCRC32C is not set
-CONFIG_ZLIB_INFLATE=m
+CONFIG_ZLIB_INFLATE=y
 CONFIG_ZLIB_DEFLATE=m
 CONFIG_LZO_COMPRESS=m
 CONFIG_LZO_DECOMPRESS=m
-CONFIG_PLIST=y
+CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
+CONFIG_NLATTR=y
 
 #
 # Kernel hacking
@@ -1322,6 +1329,9 @@ CONFIG_DEBUG_KERNEL=y
 CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
 CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
 CONFIG_SCHED_DEBUG=y
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_TIMER_STATS is not set
@@ -1357,12 +1367,15 @@ CONFIG_DEBUG_LIST=y
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
+# CONFIG_DEBUG_PAGEALLOC is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_RING_BUFFER=y
 CONFIG_TRACING=y
+CONFIG_TRACING_SUPPORT=y
 
 #
 # Tracers
@@ -1371,18 +1384,21 @@ CONFIG_TRACING=y
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_CONTEXT_SWITCH_TRACER is not set
+# CONFIG_EVENT_TRACER is not set
 # CONFIG_BOOT_TRACER is not set
 # CONFIG_TRACE_BRANCH_PROFILING is not set
 # CONFIG_STACK_TRACER is not set
+# CONFIG_KMEMTRACE is not set
+# CONFIG_WORKQUEUE_TRACER is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_FTRACE_STARTUP_TEST is not set
-# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
+# CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
 CONFIG_PRINT_STACK_DEPTH=64
 CONFIG_DEBUG_STACKOVERFLOW=y
 # CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_DEBUG_PAGEALLOC is not set
 # CONFIG_CODE_PATCHING_SELFTEST is not set
 # CONFIG_FTR_FIXUP_SELFTEST is not set
 # CONFIG_MSI_BITMAP_SELFTEST is not set
@@ -1415,10 +1431,12 @@ CONFIG_CRYPTO_HASH=y
 CONFIG_CRYPTO_HASH2=y
 CONFIG_CRYPTO_RNG=m
 CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_PCOMP=y
 CONFIG_CRYPTO_MANAGER=y
 CONFIG_CRYPTO_MANAGER2=y
 CONFIG_CRYPTO_GF128MUL=m
 # CONFIG_CRYPTO_NULL is not set
+CONFIG_CRYPTO_WORKQUEUE=y
 # CONFIG_CRYPTO_CRYPTD is not set
 # CONFIG_CRYPTO_AUTHENC is not set
 # CONFIG_CRYPTO_TEST is not set
@@ -1487,6 +1505,7 @@ CONFIG_CRYPTO_SALSA20=m
 # Compression
 #
 # CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_ZLIB is not set
 CONFIG_CRYPTO_LZO=m
 
 #
diff --git a/arch/powerpc/kernel/ftrace.c b/arch/powerpc/kernel/ftrace.c
index 70e2a736be1f..2d182f119d1d 100644
--- a/arch/powerpc/kernel/ftrace.c
+++ b/arch/powerpc/kernel/ftrace.c
@@ -157,7 +157,7 @@ __ftrace_make_nop(struct module *mod,
 	 * 0xe8, 0x4c, 0x00, 0x28,    ld      r2,40(r12)
 	 */
 
-	pr_debug("ip:%lx jumps to %lx r2: %lx", ip, tramp, mod->arch.toc);
+	pr_devel("ip:%lx jumps to %lx r2: %lx", ip, tramp, mod->arch.toc);
 
 	/* Find where the trampoline jumps to */
 	if (probe_kernel_read(jmp, (void *)tramp, sizeof(jmp))) {
@@ -165,7 +165,7 @@ __ftrace_make_nop(struct module *mod,
 		return -EFAULT;
 	}
 
-	pr_debug(" %08x %08x", jmp[0], jmp[1]);
+	pr_devel(" %08x %08x", jmp[0], jmp[1]);
 
 	/* verify that this is what we expect it to be */
 	if (((jmp[0] & 0xffff0000) != 0x3d820000) ||
@@ -181,18 +181,18 @@ __ftrace_make_nop(struct module *mod,
 	offset = ((unsigned)((unsigned short)jmp[0]) << 16) +
 		(int)((short)jmp[1]);
 
-	pr_debug(" %x ", offset);
+	pr_devel(" %x ", offset);
 
 	/* get the address this jumps too */
 	tramp = mod->arch.toc + offset + 32;
-	pr_debug("toc: %lx", tramp);
+	pr_devel("toc: %lx", tramp);
 
 	if (probe_kernel_read(jmp, (void *)tramp, 8)) {
 		printk(KERN_ERR "Failed to read %lx\n", tramp);
 		return -EFAULT;
 	}
 
-	pr_debug(" %08x %08x\n", jmp[0], jmp[1]);
+	pr_devel(" %08x %08x\n", jmp[0], jmp[1]);
 
 	ptr = ((unsigned long)jmp[0] << 32) + jmp[1];
 
@@ -269,7 +269,7 @@ __ftrace_make_nop(struct module *mod,
 	 *  0x4e, 0x80, 0x04, 0x20  bctr
 	 */
 
-	pr_debug("ip:%lx jumps to %lx", ip, tramp);
+	pr_devel("ip:%lx jumps to %lx", ip, tramp);
 
 	/* Find where the trampoline jumps to */
 	if (probe_kernel_read(jmp, (void *)tramp, sizeof(jmp))) {
@@ -277,7 +277,7 @@ __ftrace_make_nop(struct module *mod,
 		return -EFAULT;
 	}
 
-	pr_debug(" %08x %08x ", jmp[0], jmp[1]);
+	pr_devel(" %08x %08x ", jmp[0], jmp[1]);
 
 	/* verify that this is what we expect it to be */
 	if (((jmp[0] & 0xffff0000) != 0x3d600000) ||
@@ -293,7 +293,7 @@ __ftrace_make_nop(struct module *mod,
 	if (tramp & 0x8000)
 		tramp -= 0x10000;
 
-	pr_debug(" %lx ", tramp);
+	pr_devel(" %lx ", tramp);
 
 	if (tramp != addr) {
 		printk(KERN_ERR
@@ -402,7 +402,7 @@ __ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
 	/* ld r2,40(r1) */
 	op[1] = 0xe8410028;
 
-	pr_debug("write to %lx\n", rec->ip);
+	pr_devel("write to %lx\n", rec->ip);
 
 	if (probe_kernel_write((void *)ip, op, MCOUNT_INSN_SIZE * 2))
 		return -EPERM;
@@ -442,7 +442,7 @@ __ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
 		return -EINVAL;
 	}
 
-	pr_debug("write to %lx\n", rec->ip);
+	pr_devel("write to %lx\n", rec->ip);
 
 	if (probe_kernel_write((void *)ip, &op, MCOUNT_INSN_SIZE))
 		return -EPERM;
@@ -594,7 +594,7 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
 			PPC_LONG "2b,4b\n"
 		".previous"
 
-		: [old] "=r" (old), [faulted] "=r" (faulted)
+		: [old] "=&r" (old), [faulted] "=r" (faulted)
 		: [parent] "r" (parent), [return_hooker] "r" (return_hooker)
 		: "memory"
 	);
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index a047a6cfca4d..8ef8a14abc95 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -264,6 +264,7 @@ SECTIONS
 		*(.data.page_aligned)
 	}
 
+	. = ALIGN(L1_CACHE_BYTES);
 	.data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
 		*(.data.cacheline_aligned)
 	}
diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c
index f5c6fd42265c..ae1d67cc090c 100644
--- a/arch/powerpc/mm/pgtable.c
+++ b/arch/powerpc/mm/pgtable.c
@@ -219,7 +219,8 @@ int ptep_set_access_flags(struct vm_area_struct *vma, unsigned long address,
 		entry = do_dcache_icache_coherency(entry);
 	changed = !pte_same(*(ptep), entry);
 	if (changed) {
-		assert_pte_locked(vma->vm_mm, address);
+		if (!(vma->vm_flags & VM_HUGETLB))
+			assert_pte_locked(vma->vm_mm, address);
 		__ptep_set_access_flags(ptep, entry);
 		flush_tlb_page_nohash(vma, address);
 	}
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 301855263b81..04296ffff8bf 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -592,3 +592,17 @@ int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel)
 	}
 	return irq;
 }
+
+static void __devinit quirk_ipr_msi(struct pci_dev *dev)
+{
+	/* Something prevents MSIs from the IPR from working on Bimini,
+	 * and the driver has no smarts to recover. So disable MSI
+	 * on it for now. */
+
+	if (machine_is(maple)) {
+		dev->no_msi = 1;
+		dev_info(&dev->dev, "Quirk disabled MSI\n");
+	}
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
+			quirk_ipr_msi);
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 39e46919df14..f2a29641b6a3 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -263,6 +263,9 @@ static int camera_probe(void)
 	struct i2c_msg msg;
 	int ret;
 
+	if (!a)
+		return -ENODEV;
+
 	camera_power(1);
 	msg.addr = 0x6e;
 	msg.buf = camera_ncm03j_magic;
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index df9e885eee14..a6efe0a2e9ae 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -498,6 +498,19 @@ config PARAVIRT
 	  over full virtualization.  However, when run without a hypervisor
 	  the kernel is theoretically slower and slightly larger.
 
+config PARAVIRT_SPINLOCKS
+	bool "Paravirtualization layer for spinlocks"
+	depends on PARAVIRT && SMP && EXPERIMENTAL
+	---help---
+	  Paravirtualized spinlocks allow a pvops backend to replace the
+	  spinlock implementation with something virtualization-friendly
+	  (for example, block the virtual CPU rather than spinning).
+
+	  Unfortunately the downside is an up to 5% performance hit on
+	  native kernels, with various workloads.
+
+	  If you are unsure how to answer this question, answer N.
+
 config PARAVIRT_CLOCK
 	bool
 	default n
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 378e3691c08c..a53da004e08e 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -1443,7 +1443,7 @@ u64 _paravirt_ident_64(u64);
 
 #define paravirt_nop	((void *)_paravirt_nop)
 
-#ifdef CONFIG_SMP
+#if defined(CONFIG_SMP) && defined(CONFIG_PARAVIRT_SPINLOCKS)
 
 static inline int __raw_spin_is_locked(struct raw_spinlock *lock)
 {
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index aee103b26d01..02ecb30982a3 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -82,22 +82,22 @@ do {							\
 	case 1:						\
 		asm(op "b %1,"__percpu_arg(0)		\
 		    : "+m" (var)			\
-		    : "ri" ((T__)val));			\
+		    : "qi" ((T__)(val)));		\
 		break;					\
 	case 2:						\
 		asm(op "w %1,"__percpu_arg(0)		\
 		    : "+m" (var)			\
-		    : "ri" ((T__)val));			\
+		    : "ri" ((T__)(val)));		\
 		break;					\
 	case 4:						\
 		asm(op "l %1,"__percpu_arg(0)		\
 		    : "+m" (var)			\
-		    : "ri" ((T__)val));			\
+		    : "ri" ((T__)(val)));		\
 		break;					\
 	case 8:						\
 		asm(op "q %1,"__percpu_arg(0)		\
 		    : "+m" (var)			\
-		    : "re" ((T__)val));			\
+		    : "re" ((T__)(val)));		\
 		break;					\
 	default: __bad_percpu_size();			\
 	}						\
@@ -109,7 +109,7 @@ do {							\
 	switch (sizeof(var)) {				\
 	case 1:						\
 		asm(op "b "__percpu_arg(1)",%0"		\
-		    : "=r" (ret__)			\
+		    : "=q" (ret__)			\
 		    : "m" (var));			\
 		break;					\
 	case 2:						\
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index e304b66abeea..624f133943ed 100644
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -187,14 +187,15 @@ static inline int v8086_mode(struct pt_regs *regs)
 
 /*
  * X86_32 CPUs don't save ss and esp if the CPU is already in kernel mode
- * when it traps.  So regs will be the current sp.
+ * when it traps.  The previous stack will be directly underneath the saved
+ * registers, and 'sp/ss' won't even have been saved. Thus the '&regs->sp'.
  *
  * This is valid only for kernel mode traps.
  */
-static inline unsigned long kernel_trap_sp(struct pt_regs *regs)
+static inline unsigned long kernel_stack_pointer(struct pt_regs *regs)
 {
 #ifdef CONFIG_X86_32
-	return (unsigned long)regs;
+	return (unsigned long)(&regs->sp);
 #else
 	return regs->sp;
 #endif
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
index e5e6caffec87..b7e5db876399 100644
--- a/arch/x86/include/asm/spinlock.h
+++ b/arch/x86/include/asm/spinlock.h
@@ -172,7 +172,7 @@ static inline int __ticket_spin_is_contended(raw_spinlock_t *lock)
 	return (((tmp >> TICKET_SHIFT) - tmp) & ((1 << TICKET_SHIFT) - 1)) > 1;
 }
 
-#ifndef CONFIG_PARAVIRT
+#ifndef CONFIG_PARAVIRT_SPINLOCKS
 
 static inline int __raw_spin_is_locked(raw_spinlock_t *lock)
 {
@@ -206,7 +206,7 @@ static __always_inline void __raw_spin_lock_flags(raw_spinlock_t *lock,
 	__raw_spin_lock(lock);
 }
 
-#endif
+#endif	/* CONFIG_PARAVIRT_SPINLOCKS */
 
 static inline void __raw_spin_unlock_wait(raw_spinlock_t *lock)
 {
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 145cce75cda7..88d1bfc847d3 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -89,7 +89,8 @@ obj-$(CONFIG_DEBUG_NX_TEST)	+= test_nx.o
 obj-$(CONFIG_VMI)		+= vmi_32.o vmiclock_32.o
 obj-$(CONFIG_KVM_GUEST)		+= kvm.o
 obj-$(CONFIG_KVM_CLOCK)		+= kvmclock.o
-obj-$(CONFIG_PARAVIRT)		+= paravirt.o paravirt_patch_$(BITS).o paravirt-spinlocks.o
+obj-$(CONFIG_PARAVIRT)		+= paravirt.o paravirt_patch_$(BITS).o
+obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o
 obj-$(CONFIG_PARAVIRT_CLOCK)	+= pvclock.o
 
 obj-$(CONFIG_PCSPKR_PLATFORM)	+= pcspeaker.o
diff --git a/arch/x86/kernel/apic/es7000_32.c b/arch/x86/kernel/apic/es7000_32.c
index 1c11b819f245..302947775575 100644
--- a/arch/x86/kernel/apic/es7000_32.c
+++ b/arch/x86/kernel/apic/es7000_32.c
@@ -254,7 +254,7 @@ static int parse_unisys_oem(char *oemptr)
 }
 
 #ifdef CONFIG_ACPI
-static int find_unisys_acpi_oem_table(unsigned long *oem_addr)
+static int __init find_unisys_acpi_oem_table(unsigned long *oem_addr)
 {
 	struct acpi_table_header *header = NULL;
 	struct es7000_oem_table *table;
@@ -285,7 +285,7 @@ static int find_unisys_acpi_oem_table(unsigned long *oem_addr)
 	return 0;
 }
 
-static void unmap_unisys_acpi_oem_table(unsigned long oem_addr)
+static void __init unmap_unisys_acpi_oem_table(unsigned long oem_addr)
 {
 	if (!oem_addr)
 		return;
@@ -306,7 +306,7 @@ static int es7000_check_dsdt(void)
 static int es7000_acpi_ret;
 
 /* Hook from generic ACPI tables.c */
-static int es7000_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int __init es7000_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
 {
 	unsigned long oem_addr = 0;
 	int check_dsdt;
@@ -717,7 +717,7 @@ struct apic apic_es7000_cluster = {
 	.safe_wait_icr_idle		= native_safe_apic_wait_icr_idle,
 };
 
-struct apic apic_es7000 = {
+struct apic __refdata apic_es7000 = {
 
 	.name				= "es7000",
 	.probe				= probe_es7000,
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 0b776c09aff3..d21d4fb161f7 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -275,7 +275,11 @@ static void __init print_mtrr_state(void)
 	}
 	printk(KERN_DEBUG "MTRR variable ranges %sabled:\n",
 	       mtrr_state.enabled & 2 ? "en" : "dis");
-	high_width = ((size_or_mask ? ffs(size_or_mask) - 1 : 32) - (32 - PAGE_SHIFT) + 3) / 4;
+	if (size_or_mask & 0xffffffffUL)
+		high_width = ffs(size_or_mask & 0xffffffffUL) - 1;
+	else
+		high_width = ffs(size_or_mask>>32) + 32 - 1;
+	high_width = (high_width - (32 - PAGE_SHIFT) + 3) / 4;
 	for (i = 0; i < num_var_ranges; ++i) {
 		if (mtrr_state.var_ranges[i].mask_lo & (1 << 11))
 			printk(KERN_DEBUG "  %u base %0*X%05X000 mask %0*X%05X000 %s\n",
diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
index 18dfa30795c9..b79c5533c421 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -442,7 +442,7 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
 		_ASM_EXTABLE(1b, 4b)
 		_ASM_EXTABLE(2b, 4b)
 
-		: [old] "=r" (old), [faulted] "=r" (faulted)
+		: [old] "=&r" (old), [faulted] "=r" (faulted)
 		: [parent] "r" (parent), [return_hooker] "r" (return_hooker)
 		: "memory"
 	);
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 8e45f4464880..9faf43bea336 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -134,7 +134,9 @@ static void *get_call_destination(u8 type)
 		.pv_irq_ops = pv_irq_ops,
 		.pv_apic_ops = pv_apic_ops,
 		.pv_mmu_ops = pv_mmu_ops,
+#ifdef CONFIG_PARAVIRT_SPINLOCKS
 		.pv_lock_ops = pv_lock_ops,
+#endif
 	};
 	return *((void **)&tmpl + type);
 }
diff --git a/arch/x86/oprofile/backtrace.c b/arch/x86/oprofile/backtrace.c
index 04df67f8a7ba..044897be021f 100644
--- a/arch/x86/oprofile/backtrace.c
+++ b/arch/x86/oprofile/backtrace.c
@@ -76,9 +76,9 @@ void
 x86_backtrace(struct pt_regs * const regs, unsigned int depth)
 {
 	struct frame_head *head = (struct frame_head *)frame_pointer(regs);
-	unsigned long stack = kernel_trap_sp(regs);
 
 	if (!user_mode_vm(regs)) {
+		unsigned long stack = kernel_stack_pointer(regs);
 		if (depth)
 			dump_trace(NULL, regs, (unsigned long *)stack, 0,
 				   &backtrace_ops, &depth);
diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
index 3b767d03fd6a..172438f86a02 100644
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -9,5 +9,6 @@ obj-y		:= enlighten.o setup.o multicalls.o mmu.o irq.o \
 			time.o xen-asm.o xen-asm_$(BITS).o \
 			grant-table.o suspend.o
 
-obj-$(CONFIG_SMP)		+= smp.o spinlock.o
-obj-$(CONFIG_XEN_DEBUG_FS)	+= debugfs.o
\ No newline at end of file
+obj-$(CONFIG_SMP)		+= smp.o
+obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= spinlock.o
+obj-$(CONFIG_XEN_DEBUG_FS)	+= debugfs.o
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index e25a78e1113a..fba55b1a4021 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -42,6 +42,7 @@
 #include <linux/highmem.h>
 #include <linux/debugfs.h>
 #include <linux/bug.h>
+#include <linux/module.h>
 
 #include <asm/pgtable.h>
 #include <asm/tlbflush.h>
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index 20139464943c..ca6596b05d53 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -62,15 +62,26 @@ void xen_setup_vcpu_info_placement(void);
 #ifdef CONFIG_SMP
 void xen_smp_init(void);
 
-void __init xen_init_spinlocks(void);
-__cpuinit void xen_init_lock_cpu(int cpu);
-void xen_uninit_lock_cpu(int cpu);
-
 extern cpumask_var_t xen_cpu_initialized_map;
 #else
 static inline void xen_smp_init(void) {}
 #endif
 
+#ifdef CONFIG_PARAVIRT_SPINLOCKS
+void __init xen_init_spinlocks(void);
+__cpuinit void xen_init_lock_cpu(int cpu);
+void xen_uninit_lock_cpu(int cpu);
+#else
+static inline void xen_init_spinlocks(void)
+{
+}
+static inline void xen_init_lock_cpu(int cpu)
+{
+}
+static inline void xen_uninit_lock_cpu(int cpu)
+{
+}
+#endif
 
 /* Declare an asm function, along with symbols needed to make it
    inlineable */