Merge branch 'for-rmk' of git://git.marvell.com/orion

39 files changed, 703 insertions, 31 deletions

diff --git a/arch/arm/configs/orion5x_defconfig b/arch/arm/configs/orion5x_defconfig
index 9578b5d9f9c7..1464ffe71717 100644
--- a/arch/arm/configs/orion5x_defconfig
+++ b/arch/arm/configs/orion5x_defconfig
@@ -757,7 +757,14 @@ CONFIG_INPUT_EVDEV=y
 #
 # Input Device Drivers
 #
-# CONFIG_INPUT_KEYBOARD is not set
+CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ATKBD is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_LKKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
+CONFIG_KEYBOARD_GPIO=y
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -1111,11 +1118,11 @@ CONFIG_RTC_DRV_DS1307=y
 CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_ISL1208 is not set
 # CONFIG_RTC_DRV_X1205 is not set
-# CONFIG_RTC_DRV_PCF8563 is not set
+CONFIG_RTC_DRV_PCF8563=y
 # CONFIG_RTC_DRV_PCF8583 is not set
 CONFIG_RTC_DRV_M41T80=y
 # CONFIG_RTC_DRV_M41T80_WDT is not set
-# CONFIG_RTC_DRV_S35390A is not set
+CONFIG_RTC_DRV_S35390A=y
 
 #
 # SPI RTC drivers
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 1e070a2b561a..7bcd69a9a88c 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -150,6 +150,14 @@
 #endif
 
 /*
+ * Amount of memory reserved for the vmalloc() area, and minimum
+ * address for vmalloc mappings.
+ */
+extern unsigned long vmalloc_reserve;
+
+#define VMALLOC_MIN		(void *)(VMALLOC_END - vmalloc_reserve)
+
+/*
  * PFNs are used to describe any physical page; this means
  * PFN 0 == physical address 0.
  *
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 38f0e7940a13..2ca7038b67a7 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -81,6 +81,8 @@ EXPORT_SYMBOL(system_serial_high);
 unsigned int elf_hwcap;
 EXPORT_SYMBOL(elf_hwcap);
 
+unsigned long __initdata vmalloc_reserve = 128 << 20;
+
 
 #ifdef MULTI_CPU
 struct processor processor;
@@ -501,6 +503,17 @@ static void __init early_mem(char **p)
 __early_param("mem=", early_mem);
 
 /*
+ * vmalloc=size forces the vmalloc area to be exactly 'size'
+ * bytes. This can be used to increase (or decrease) the vmalloc
+ * area - the default is 128m.
+ */
+static void __init early_vmalloc(char **arg)
+{
+	vmalloc_reserve = memparse(*arg, arg);
+}
+__early_param("vmalloc=", early_vmalloc);
+
+/*
  * Initial parsing of the command line.
  */
 static void __init parse_cmdline(char **cmdline_p, char *from)
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 0e509b8ad56e..189f16f3619d 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -15,15 +15,17 @@
 #include <linux/mbus.h>
 #include <linux/mv643xx_eth.h>
 #include <linux/ata_platform.h>
+#include <linux/spi/orion_spi.h>
 #include <asm/page.h>
 #include <asm/timex.h>
 #include <asm/mach/map.h>
 #include <asm/mach/time.h>
 #include <mach/kirkwood.h>
-#include <asm/plat-orion/cache-feroceon-l2.h>
-#include <asm/plat-orion/ehci-orion.h>
-#include <asm/plat-orion/orion_nand.h>
-#include <asm/plat-orion/time.h>
+#include <plat/cache-feroceon-l2.h>
+#include <plat/ehci-orion.h>
+#include <plat/mv_xor.h>
+#include <plat/orion_nand.h>
+#include <plat/time.h>
 #include "common.h"
 
 /*****************************************************************************
@@ -196,6 +198,37 @@ void __init kirkwood_sata_init(struct mv_sata_platform_data *sata_data)
 
 
 /*****************************************************************************
+ * SPI
+ ****************************************************************************/
+static struct orion_spi_info kirkwood_spi_plat_data = {
+	.tclk		= KIRKWOOD_TCLK,
+};
+
+static struct resource kirkwood_spi_resources[] = {
+	{
+		.start	= SPI_PHYS_BASE,
+		.end	= SPI_PHYS_BASE + SZ_512 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device kirkwood_spi = {
+	.name		= "orion_spi",
+	.id		= 0,
+	.resource	= kirkwood_spi_resources,
+	.dev		= {
+		.platform_data	= &kirkwood_spi_plat_data,
+	},
+	.num_resources	= ARRAY_SIZE(kirkwood_spi_resources),
+};
+
+void __init kirkwood_spi_init()
+{
+	platform_device_register(&kirkwood_spi);
+}
+
+
+/*****************************************************************************
  * UART0
  ****************************************************************************/
 static struct plat_serial8250_port kirkwood_uart0_data[] = {
@@ -284,6 +317,212 @@ void __init kirkwood_uart1_init(void)
 
 
 /*****************************************************************************
+ * XOR
+ ****************************************************************************/
+static struct mv_xor_platform_shared_data kirkwood_xor_shared_data = {
+	.dram		= &kirkwood_mbus_dram_info,
+};
+
+static u64 kirkwood_xor_dmamask = DMA_32BIT_MASK;
+
+
+/*****************************************************************************
+ * XOR0
+ ****************************************************************************/
+static struct resource kirkwood_xor0_shared_resources[] = {
+	{
+		.name	= "xor 0 low",
+		.start	= XOR0_PHYS_BASE,
+		.end	= XOR0_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.name	= "xor 0 high",
+		.start	= XOR0_HIGH_PHYS_BASE,
+		.end	= XOR0_HIGH_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device kirkwood_xor0_shared = {
+	.name		= MV_XOR_SHARED_NAME,
+	.id		= 0,
+	.dev		= {
+		.platform_data = &kirkwood_xor_shared_data,
+	},
+	.num_resources	= ARRAY_SIZE(kirkwood_xor0_shared_resources),
+	.resource	= kirkwood_xor0_shared_resources,
+};
+
+static struct resource kirkwood_xor00_resources[] = {
+	[0] = {
+		.start	= IRQ_KIRKWOOD_XOR_00,
+		.end	= IRQ_KIRKWOOD_XOR_00,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mv_xor_platform_data kirkwood_xor00_data = {
+	.shared		= &kirkwood_xor0_shared,
+	.hw_id		= 0,
+	.pool_size	= PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor00_channel = {
+	.name		= MV_XOR_NAME,
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(kirkwood_xor00_resources),
+	.resource	= kirkwood_xor00_resources,
+	.dev		= {
+		.dma_mask		= &kirkwood_xor_dmamask,
+		.coherent_dma_mask	= DMA_64BIT_MASK,
+		.platform_data		= (void *)&kirkwood_xor00_data,
+	},
+};
+
+static struct resource kirkwood_xor01_resources[] = {
+	[0] = {
+		.start	= IRQ_KIRKWOOD_XOR_01,
+		.end	= IRQ_KIRKWOOD_XOR_01,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mv_xor_platform_data kirkwood_xor01_data = {
+	.shared		= &kirkwood_xor0_shared,
+	.hw_id		= 1,
+	.pool_size	= PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor01_channel = {
+	.name		= MV_XOR_NAME,
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(kirkwood_xor01_resources),
+	.resource	= kirkwood_xor01_resources,
+	.dev		= {
+		.dma_mask		= &kirkwood_xor_dmamask,
+		.coherent_dma_mask	= DMA_64BIT_MASK,
+		.platform_data		= (void *)&kirkwood_xor01_data,
+	},
+};
+
+void __init kirkwood_xor0_init(void)
+{
+	platform_device_register(&kirkwood_xor0_shared);
+
+	/*
+	 * two engines can't do memset simultaneously, this limitation
+	 * satisfied by removing memset support from one of the engines.
+	 */
+	dma_cap_set(DMA_MEMCPY, kirkwood_xor00_data.cap_mask);
+	dma_cap_set(DMA_XOR, kirkwood_xor00_data.cap_mask);
+	platform_device_register(&kirkwood_xor00_channel);
+
+	dma_cap_set(DMA_MEMCPY, kirkwood_xor01_data.cap_mask);
+	dma_cap_set(DMA_MEMSET, kirkwood_xor01_data.cap_mask);
+	dma_cap_set(DMA_XOR, kirkwood_xor01_data.cap_mask);
+	platform_device_register(&kirkwood_xor01_channel);
+}
+
+
+/*****************************************************************************
+ * XOR1
+ ****************************************************************************/
+static struct resource kirkwood_xor1_shared_resources[] = {
+	{
+		.name	= "xor 1 low",
+		.start	= XOR1_PHYS_BASE,
+		.end	= XOR1_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.name	= "xor 1 high",
+		.start	= XOR1_HIGH_PHYS_BASE,
+		.end	= XOR1_HIGH_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device kirkwood_xor1_shared = {
+	.name		= MV_XOR_SHARED_NAME,
+	.id		= 1,
+	.dev		= {
+		.platform_data = &kirkwood_xor_shared_data,
+	},
+	.num_resources	= ARRAY_SIZE(kirkwood_xor1_shared_resources),
+	.resource	= kirkwood_xor1_shared_resources,
+};
+
+static struct resource kirkwood_xor10_resources[] = {
+	[0] = {
+		.start	= IRQ_KIRKWOOD_XOR_10,
+		.end	= IRQ_KIRKWOOD_XOR_10,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mv_xor_platform_data kirkwood_xor10_data = {
+	.shared		= &kirkwood_xor1_shared,
+	.hw_id		= 0,
+	.pool_size	= PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor10_channel = {
+	.name		= MV_XOR_NAME,
+	.id		= 2,
+	.num_resources	= ARRAY_SIZE(kirkwood_xor10_resources),
+	.resource	= kirkwood_xor10_resources,
+	.dev		= {
+		.dma_mask		= &kirkwood_xor_dmamask,
+		.coherent_dma_mask	= DMA_64BIT_MASK,
+		.platform_data		= (void *)&kirkwood_xor10_data,
+	},
+};
+
+static struct resource kirkwood_xor11_resources[] = {
+	[0] = {
+		.start	= IRQ_KIRKWOOD_XOR_11,
+		.end	= IRQ_KIRKWOOD_XOR_11,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mv_xor_platform_data kirkwood_xor11_data = {
+	.shared		= &kirkwood_xor1_shared,
+	.hw_id		= 1,
+	.pool_size	= PAGE_SIZE,
+};
+
+static struct platform_device kirkwood_xor11_channel = {
+	.name		= MV_XOR_NAME,
+	.id		= 3,
+	.num_resources	= ARRAY_SIZE(kirkwood_xor11_resources),
+	.resource	= kirkwood_xor11_resources,
+	.dev		= {
+		.dma_mask		= &kirkwood_xor_dmamask,
+		.coherent_dma_mask	= DMA_64BIT_MASK,
+		.platform_data		= (void *)&kirkwood_xor11_data,
+	},
+};
+
+void __init kirkwood_xor1_init(void)
+{
+	platform_device_register(&kirkwood_xor1_shared);
+
+	/*
+	 * two engines can't do memset simultaneously, this limitation
+	 * satisfied by removing memset support from one of the engines.
+	 */
+	dma_cap_set(DMA_MEMCPY, kirkwood_xor10_data.cap_mask);
+	dma_cap_set(DMA_XOR, kirkwood_xor10_data.cap_mask);
+	platform_device_register(&kirkwood_xor10_channel);
+
+	dma_cap_set(DMA_MEMCPY, kirkwood_xor11_data.cap_mask);
+	dma_cap_set(DMA_MEMSET, kirkwood_xor11_data.cap_mask);
+	dma_cap_set(DMA_XOR, kirkwood_xor11_data.cap_mask);
+	platform_device_register(&kirkwood_xor11_channel);
+}
+
+
+/*****************************************************************************
  * Time handling
  ****************************************************************************/
 static void kirkwood_timer_init(void)
diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h
index 5dee2f6b40a5..69cd113af03a 100644
--- a/arch/arm/mach-kirkwood/common.h
+++ b/arch/arm/mach-kirkwood/common.h
@@ -33,8 +33,11 @@ void kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data);
 void kirkwood_pcie_init(void);
 void kirkwood_rtc_init(void);
 void kirkwood_sata_init(struct mv_sata_platform_data *sata_data);
+void kirkwood_spi_init(void);
 void kirkwood_uart0_init(void);
 void kirkwood_uart1_init(void);
+void kirkwood_xor0_init(void);
+void kirkwood_xor1_init(void);
 
 extern struct sys_timer kirkwood_timer;
 
diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
index d1336b41f0fb..5c69992295e8 100644
--- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h
+++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
@@ -88,6 +88,15 @@
 
 #define USB_PHYS_BASE		(KIRKWOOD_REGS_PHYS_BASE | 0x50000)
 
+#define XOR0_PHYS_BASE		(KIRKWOOD_REGS_PHYS_BASE | 0x60800)
+#define XOR0_VIRT_BASE		(KIRKWOOD_REGS_VIRT_BASE | 0x60800)
+#define XOR1_PHYS_BASE		(KIRKWOOD_REGS_PHYS_BASE | 0x60900)
+#define XOR1_VIRT_BASE		(KIRKWOOD_REGS_VIRT_BASE | 0x60900)
+#define XOR0_HIGH_PHYS_BASE	(KIRKWOOD_REGS_PHYS_BASE | 0x60A00)
+#define XOR0_HIGH_VIRT_BASE	(KIRKWOOD_REGS_VIRT_BASE | 0x60A00)
+#define XOR1_HIGH_PHYS_BASE	(KIRKWOOD_REGS_PHYS_BASE | 0x60B00)
+#define XOR1_HIGH_VIRT_BASE	(KIRKWOOD_REGS_VIRT_BASE | 0x60B00)
+
 #define GE00_PHYS_BASE		(KIRKWOOD_REGS_PHYS_BASE | 0x70000)
 #define GE01_PHYS_BASE		(KIRKWOOD_REGS_PHYS_BASE | 0x74000)
 
diff --git a/arch/arm/mach-kirkwood/irq.c b/arch/arm/mach-kirkwood/irq.c
index 302bb2cf6669..5790643ffe07 100644
--- a/arch/arm/mach-kirkwood/irq.c
+++ b/arch/arm/mach-kirkwood/irq.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/io.h>
-#include <asm/plat-orion/irq.h>
+#include <plat/irq.h>
 #include "common.h"
 
 void __init kirkwood_init_irq(void)
diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c
index 8282d0ff84bf..2195fa31f6b7 100644
--- a/arch/arm/mach-kirkwood/pcie.c
+++ b/arch/arm/mach-kirkwood/pcie.c
@@ -12,7 +12,7 @@
 #include <linux/pci.h>
 #include <linux/mbus.h>
 #include <asm/mach/pci.h>
-#include <asm/plat-orion/pcie.h>
+#include <plat/pcie.h>
 #include "common.h"
 
 
diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
index 182230a5d198..a3012d445971 100644
--- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
+++ b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
@@ -18,6 +18,9 @@
 #include <linux/timer.h>
 #include <linux/ata_platform.h>
 #include <linux/mv643xx_eth.h>
+#include <linux/spi/flash.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/orion_spi.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/pci.h>
@@ -34,6 +37,21 @@ static struct mv_sata_platform_data rd88f6192_sata_data = {
 	.n_ports	= 2,
 };
 
+static const struct flash_platform_data rd88F6192_spi_slave_data = {
+	.type		= "m25p128",
+};
+
+static struct spi_board_info __initdata rd88F6192_spi_slave_info[] = {
+	{
+		.modalias	= "m25p80",
+		.platform_data	= &rd88F6192_spi_slave_data,
+		.irq		= -1,
+		.max_speed_hz	= 20000000,
+		.bus_num	= 0,
+		.chip_select	= 0,
+	},
+};
+
 static void __init rd88f6192_init(void)
 {
 	/*
@@ -45,7 +63,12 @@ static void __init rd88f6192_init(void)
 	kirkwood_ge00_init(&rd88f6192_ge00_data);
 	kirkwood_rtc_init();
 	kirkwood_sata_init(&rd88f6192_sata_data);
+	spi_register_board_info(rd88F6192_spi_slave_info,
+				ARRAY_SIZE(rd88F6192_spi_slave_info));
+	kirkwood_spi_init();
 	kirkwood_uart0_init();
+	kirkwood_xor0_init();
+	kirkwood_xor1_init();
 }
 
 static int __init rd88f6192_pci_init(void)
diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c
index d8a43018c7d3..d96487a0f18b 100644
--- a/arch/arm/mach-kirkwood/rd88f6281-setup.c
+++ b/arch/arm/mach-kirkwood/rd88f6281-setup.c
@@ -23,7 +23,7 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/pci.h>
 #include <mach/kirkwood.h>
-#include <asm/plat-orion/orion_nand.h>
+#include <plat/orion_nand.h>
 #include "common.h"
 
 static struct mtd_partition rd88f6281_nand_parts[] = {
diff --git a/arch/arm/mach-loki/common.c b/arch/arm/mach-loki/common.c
index e20cdbca1ebe..c0d2d9d12e74 100644
--- a/arch/arm/mach-loki/common.c
+++ b/arch/arm/mach-loki/common.c
@@ -19,8 +19,8 @@
 #include <asm/mach/map.h>
 #include <asm/mach/time.h>
 #include <mach/loki.h>
-#include <asm/plat-orion/orion_nand.h>
-#include <asm/plat-orion/time.h>
+#include <plat/orion_nand.h>
+#include <plat/time.h>
 #include "common.h"
 
 /*****************************************************************************
diff --git a/arch/arm/mach-loki/irq.c b/arch/arm/mach-loki/irq.c
index d839af91fe03..5a487930cb2f 100644
--- a/arch/arm/mach-loki/irq.c
+++ b/arch/arm/mach-loki/irq.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <asm/io.h>
-#include <asm/plat-orion/irq.h>
+#include <plat/irq.h>
 #include "common.h"
 
 void __init loki_init_irq(void)
diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c
index e633f9cb239f..953a26c469cb 100644
--- a/arch/arm/mach-mv78xx0/common.c
+++ b/arch/arm/mach-mv78xx0/common.c
@@ -18,10 +18,10 @@
 #include <asm/mach/map.h>
 #include <asm/mach/time.h>
 #include <mach/mv78xx0.h>
-#include <asm/plat-orion/cache-feroceon-l2.h>
-#include <asm/plat-orion/ehci-orion.h>
-#include <asm/plat-orion/orion_nand.h>
-#include <asm/plat-orion/time.h>
+#include <plat/cache-feroceon-l2.h>
+#include <plat/ehci-orion.h>
+#include <plat/orion_nand.h>
+#include <plat/time.h>
 #include "common.h"
 
 
diff --git a/arch/arm/mach-mv78xx0/irq.c b/arch/arm/mach-mv78xx0/irq.c
index 3198abf54c90..28248d37b999 100644
--- a/arch/arm/mach-mv78xx0/irq.c
+++ b/arch/arm/mach-mv78xx0/irq.c
@@ -12,7 +12,7 @@
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <mach/mv78xx0.h>
-#include <asm/plat-orion/irq.h>
+#include <plat/irq.h>
 #include "common.h"
 
 void __init mv78xx0_init_irq(void)
diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
index b78e1443159f..430ea84d587d 100644
--- a/arch/arm/mach-mv78xx0/pcie.c
+++ b/arch/arm/mach-mv78xx0/pcie.c
@@ -12,7 +12,7 @@
 #include <linux/pci.h>
 #include <linux/mbus.h>
 #include <asm/mach/pci.h>
-#include <asm/plat-orion/pcie.h>
+#include <plat/pcie.h>
 #include "common.h"
 
 struct pcie_port {
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 168eeacaa4c0..7b11e552bc5a 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -26,9 +26,10 @@
 #include <asm/mach/time.h>
 #include <mach/hardware.h>
 #include <mach/orion5x.h>
-#include <asm/plat-orion/ehci-orion.h>
-#include <asm/plat-orion/orion_nand.h>
-#include <asm/plat-orion/time.h>
+#include <plat/ehci-orion.h>
+#include <plat/mv_xor.h>
+#include <plat/orion_nand.h>
+#include <plat/time.h>
 #include "common.h"
 
 /*****************************************************************************
@@ -355,6 +356,103 @@ void __init orion5x_uart1_init(void)
 
 
 /*****************************************************************************
+ * XOR engine
+ ****************************************************************************/
+static struct resource orion5x_xor_shared_resources[] = {
+	{
+		.name	= "xor low",
+		.start	= ORION5X_XOR_PHYS_BASE,
+		.end	= ORION5X_XOR_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.name	= "xor high",
+		.start	= ORION5X_XOR_PHYS_BASE + 0x200,
+		.end	= ORION5X_XOR_PHYS_BASE + 0x2ff,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device orion5x_xor_shared = {
+	.name		= MV_XOR_SHARED_NAME,
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(orion5x_xor_shared_resources),
+	.resource	= orion5x_xor_shared_resources,
+};
+
+static u64 orion5x_xor_dmamask = DMA_32BIT_MASK;
+
+static struct resource orion5x_xor0_resources[] = {
+	[0] = {
+		.start	= IRQ_ORION5X_XOR0,
+		.end	= IRQ_ORION5X_XOR0,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mv_xor_platform_data orion5x_xor0_data = {
+	.shared		= &orion5x_xor_shared,
+	.hw_id		= 0,
+	.pool_size	= PAGE_SIZE,
+};
+
+static struct platform_device orion5x_xor0_channel = {
+	.name		= MV_XOR_NAME,
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(orion5x_xor0_resources),
+	.resource	= orion5x_xor0_resources,
+	.dev		= {
+		.dma_mask		= &orion5x_xor_dmamask,
+		.coherent_dma_mask	= DMA_64BIT_MASK,
+		.platform_data		= (void *)&orion5x_xor0_data,
+	},
+};
+
+static struct resource orion5x_xor1_resources[] = {
+	[0] = {
+		.start	= IRQ_ORION5X_XOR1,
+		.end	= IRQ_ORION5X_XOR1,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mv_xor_platform_data orion5x_xor1_data = {
+	.shared		= &orion5x_xor_shared,
+	.hw_id		= 1,
+	.pool_size	= PAGE_SIZE,
+};
+
+static struct platform_device orion5x_xor1_channel = {
+	.name		= MV_XOR_NAME,
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(orion5x_xor1_resources),
+	.resource	= orion5x_xor1_resources,
+	.dev		= {
+		.dma_mask		= &orion5x_xor_dmamask,
+		.coherent_dma_mask	= DMA_64BIT_MASK,
+		.platform_data		= (void *)&orion5x_xor1_data,
+	},
+};
+
+void __init orion5x_xor_init(void)
+{
+	platform_device_register(&orion5x_xor_shared);
+
+	/*
+	 * two engines can't do memset simultaneously, this limitation
+	 * satisfied by removing memset support from one of the engines.
+	 */
+	dma_cap_set(DMA_MEMCPY, orion5x_xor0_data.cap_mask);
+	dma_cap_set(DMA_XOR, orion5x_xor0_data.cap_mask);
+	platform_device_register(&orion5x_xor0_channel);
+
+	dma_cap_set(DMA_MEMCPY, orion5x_xor1_data.cap_mask);
+	dma_cap_set(DMA_MEMSET, orion5x_xor1_data.cap_mask);
+	dma_cap_set(DMA_XOR, orion5x_xor1_data.cap_mask);
+	platform_device_register(&orion5x_xor1_channel);
+}
+
+
+/*****************************************************************************
  * Time handling
  ****************************************************************************/
 static void orion5x_timer_init(void)
@@ -382,6 +480,8 @@ static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name)
 			*dev_name = "MV88F5281-D2";
 		} else if (*rev == MV88F5281_REV_D1) {
 			*dev_name = "MV88F5281-D1";
+		} else if (*rev == MV88F5281_REV_D0) {
+			*dev_name = "MV88F5281-D0";
 		} else {
 			*dev_name = "MV88F5281-Rev-Unsupported";
 		}
@@ -416,6 +516,15 @@ void __init orion5x_init(void)
 	 * Setup Orion address map
 	 */
 	orion5x_setup_cpu_mbus_bridge();
+
+	/*
+	 * Don't issue "Wait for Interrupt" instruction if we are
+	 * running on D0 5281 silicon.
+	 */
+	if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) {
+		printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n");
+		disable_hlt();
+	}
 }
 
 /*
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index f72cf0e77544..e75bd7004b94 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -32,6 +32,7 @@ void orion5x_i2c_init(void);
 void orion5x_sata_init(struct mv_sata_platform_data *sata_data);
 void orion5x_uart0_init(void);
 void orion5x_uart1_init(void);
+void orion5x_xor_init(void);
 
 /*
  * PCIe/PCI functions.
diff --git a/arch/arm/mach-orion5x/db88f5281-setup.c b/arch/arm/mach-orion5x/db88f5281-setup.c
index 48ce6d0e0020..ff13e9060b18 100644
--- a/arch/arm/mach-orion5x/db88f5281-setup.c
+++ b/arch/arm/mach-orion5x/db88f5281-setup.c
@@ -25,7 +25,7 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/pci.h>
 #include <mach/orion5x.h>
-#include <asm/plat-orion/orion_nand.h>
+#include <plat/orion_nand.h>
 #include "common.h"
 #include "mpp.h"
 
diff --git a/arch/arm/mach-orion5x/include/mach/orion5x.h b/arch/arm/mach-orion5x/include/mach/orion5x.h
index f52a7d65bec2..61eb74a88862 100644
--- a/arch/arm/mach-orion5x/include/mach/orion5x.h
+++ b/arch/arm/mach-orion5x/include/mach/orion5x.h
@@ -73,6 +73,7 @@
 #define MV88F5182_REV_A2	2
 /* Orion-2 (88F5281) */
 #define MV88F5281_DEV_ID	0x5281
+#define MV88F5281_REV_D0	4
 #define MV88F5281_REV_D1	5
 #define MV88F5281_REV_D2	6
 
@@ -105,6 +106,10 @@
 #define ORION5X_USB0_VIRT_BASE		(ORION5X_REGS_VIRT_BASE | 0x50000)
 #define ORION5X_USB0_REG(x)		(ORION5X_USB0_VIRT_BASE | (x))