Merge commit 'origin/master' into for-linus/xen/master

* commit 'origin/master': (4825 commits)
  Fix build errors due to CONFIG_BRANCH_TRACER=y
  parport: Use the PCI IRQ if offered
  tty: jsm cleanups
  Adjust path to gpio headers
  KGDB_SERIAL_CONSOLE check for module
  Change KCONFIG name
  tty: Blackin CTS/RTS
  Change hardware flow control from poll to interrupt driven
  Add support for the MAX3100 SPI UART.
  lanana: assign a device name and numbering for MAX3100
  serqt: initial clean up pass for tty side
  tty: Use the generic RS485 ioctl on CRIS
  tty: Correct inline types for tty_driver_kref_get()
  splice: fix deadlock in splicing to file
  nilfs2: support nanosecond timestamp
  nilfs2: introduce secondary super block
  nilfs2: simplify handling of active state of segments
  nilfs2: mark minor flag for checkpoint created by internal operation
  nilfs2: clean up sketch file
  nilfs2: super block operations fix endian bug
  ...

Conflicts:
	arch/x86/include/asm/thread_info.h
	arch/x86/lguest/boot.c
	drivers/xen/manage.c

50 files changed, 625 insertions, 129 deletions

diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index 393c81641314..9e6e512f0117 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -18,7 +18,10 @@
 
 unsigned int __machine_arch_type;
 
-#include <linux/string.h>
+#include <linux/compiler.h>     /* for inline */
+#include <linux/types.h>        /* for size_t */
+#include <linux/stddef.h>       /* for NULL */
+#include <asm/string.h>
 
 #ifdef STANDALONE_DEBUG
 #define putstr printf
diff --git a/arch/arm/configs/omap_ldp_defconfig b/arch/arm/configs/omap_ldp_defconfig
index aa9d34feddc6..679a4a3e265e 100644
--- a/arch/arm/configs/omap_ldp_defconfig
+++ b/arch/arm/configs/omap_ldp_defconfig
@@ -474,14 +474,34 @@ CONFIG_NETDEVICES=y
 # CONFIG_EQUALIZER is not set
 # CONFIG_TUN is not set
 # CONFIG_VETH is not set
-# CONFIG_PHYLIB is not set
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+# CONFIG_MARVELL_PHY is not set
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+# CONFIG_VITESSE_PHY is not set
+CONFIG_SMSC_PHY=y
+# CONFIG_BROADCOM_PHY is not set
+# CONFIG_ICPLUS_PHY is not set
+# CONFIG_REALTEK_PHY is not set
+# CONFIG_NATIONAL_PHY is not set
+# CONFIG_STE10XP is not set
+# CONFIG_LSI_ET1011C_PHY is not set
+# CONFIG_FIXED_PHY is not set
+# CONFIG_MDIO_BITBANG is not set
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=y
 # CONFIG_AX88796 is not set
 # CONFIG_SMC91X is not set
 # CONFIG_DM9000 is not set
 # CONFIG_ENC28J60 is not set
-CONFIG_SMC911X=y
+# CONFIG_SMC911X is not set
+CONFIG_SMSC911X=y
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
diff --git a/arch/arm/configs/pcm037_defconfig b/arch/arm/configs/pcm037_defconfig
index 627474586470..6e37c77c4760 100644
--- a/arch/arm/configs/pcm037_defconfig
+++ b/arch/arm/configs/pcm037_defconfig
@@ -465,12 +465,33 @@ CONFIG_NETDEVICES=y
 # CONFIG_EQUALIZER is not set
 # CONFIG_TUN is not set
 # CONFIG_VETH is not set
-# CONFIG_PHYLIB is not set
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+# CONFIG_MARVELL_PHY is not set
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+# CONFIG_VITESSE_PHY is not set
+CONFIG_SMSC_PHY=y
+# CONFIG_BROADCOM_PHY is not set
+# CONFIG_ICPLUS_PHY is not set
+# CONFIG_REALTEK_PHY is not set
+# CONFIG_NATIONAL_PHY is not set
+# CONFIG_STE10XP is not set
+# CONFIG_LSI_ET1011C_PHY is not set
+# CONFIG_FIXED_PHY is not set
+# CONFIG_MDIO_BITBANG is not set
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=y
 # CONFIG_AX88796 is not set
 CONFIG_SMC91X=y
 # CONFIG_DM9000 is not set
+# CONFIG_SMC911X is not set
+CONFIG_SMSC911X=y
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
diff --git a/arch/arm/configs/realview-smp_defconfig b/arch/arm/configs/realview-smp_defconfig
index cd29824d791c..21db4b3ec8ff 100644
--- a/arch/arm/configs/realview-smp_defconfig
+++ b/arch/arm/configs/realview-smp_defconfig
@@ -496,13 +496,33 @@ CONFIG_NETDEVICES=y
 # CONFIG_EQUALIZER is not set
 # CONFIG_TUN is not set
 # CONFIG_VETH is not set
-# CONFIG_PHYLIB is not set
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+# CONFIG_MARVELL_PHY is not set
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+# CONFIG_VITESSE_PHY is not set
+CONFIG_SMSC_PHY=y
+# CONFIG_BROADCOM_PHY is not set
+# CONFIG_ICPLUS_PHY is not set
+# CONFIG_REALTEK_PHY is not set
+# CONFIG_NATIONAL_PHY is not set
+# CONFIG_STE10XP is not set
+# CONFIG_LSI_ET1011C_PHY is not set
+# CONFIG_FIXED_PHY is not set
+# CONFIG_MDIO_BITBANG is not set
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=y
 # CONFIG_AX88796 is not set
 CONFIG_SMC91X=y
 # CONFIG_DM9000 is not set
-CONFIG_SMC911X=y
+# CONFIG_SMC911X is not set
+CONFIG_SMSC911X=y
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
diff --git a/arch/arm/configs/realview_defconfig b/arch/arm/configs/realview_defconfig
index 7e253f58ed18..9a75c30b910d 100644
--- a/arch/arm/configs/realview_defconfig
+++ b/arch/arm/configs/realview_defconfig
@@ -490,13 +490,33 @@ CONFIG_NETDEVICES=y
 # CONFIG_EQUALIZER is not set
 # CONFIG_TUN is not set
 # CONFIG_VETH is not set
-# CONFIG_PHYLIB is not set
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+# CONFIG_MARVELL_PHY is not set
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+# CONFIG_VITESSE_PHY is not set
+CONFIG_SMSC_PHY=y
+# CONFIG_BROADCOM_PHY is not set
+# CONFIG_ICPLUS_PHY is not set
+# CONFIG_REALTEK_PHY is not set
+# CONFIG_NATIONAL_PHY is not set
+# CONFIG_STE10XP is not set
+# CONFIG_LSI_ET1011C_PHY is not set
+# CONFIG_FIXED_PHY is not set
+# CONFIG_MDIO_BITBANG is not set
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=y
 # CONFIG_AX88796 is not set
 CONFIG_SMC91X=y
 # CONFIG_DM9000 is not set
-CONFIG_SMC911X=y
+# CONFIG_SMC911X is not set
+CONFIG_SMSC911X=y
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
diff --git a/arch/arm/include/asm/spinlock.h b/arch/arm/include/asm/spinlock.h
index 2b41ebbfa7ff..c13681ac1ede 100644
--- a/arch/arm/include/asm/spinlock.h
+++ b/arch/arm/include/asm/spinlock.h
@@ -217,6 +217,9 @@ static inline int __raw_read_trylock(raw_rwlock_t *rw)
 /* read_can_lock - would read_trylock() succeed? */
 #define __raw_read_can_lock(x)          ((x)->lock < 0x80000000)
 
+#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock)
+#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock)
+
 #define _raw_spin_relax(lock)   cpu_relax()
 #define _raw_read_relax(lock)   cpu_relax()
 #define _raw_write_relax(lock)  cpu_relax()
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 2de14e2afdc5..c3265a2e7cd4 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -301,7 +301,7 @@ void release_thread(struct task_struct *dead_task)
 asmlinkage void ret_from_fork(void) __asm__("ret_from_fork");
 
 int
-copy_thread(int nr, unsigned long clone_flags, unsigned long stack_start,
+copy_thread(unsigned long clone_flags, unsigned long stack_start,
             unsigned long stk_sz, struct task_struct *p, struct pt_regs *regs)
 {
         struct thread_info *thread = task_thread_info(p);
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 7ac812dc055a..e26c4fe61fae 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -198,17 +198,17 @@ static int at91_pm_verify_clocks(void)
         /* USB must not be using PLLB */
         if (cpu_is_at91rm9200()) {
                 if ((scsr & (AT91RM9200_PMC_UHP | AT91RM9200_PMC_UDP)) != 0) {
-                        pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n");
+                        pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
                         return 0;
                 }
         } else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() || cpu_is_at91sam9263() || cpu_is_at91sam9g20()) {
                 if ((scsr & (AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP)) != 0) {
-                        pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n");
+                        pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
                         return 0;
                 }
         } else if (cpu_is_at91cap9()) {
                 if ((scsr & AT91CAP9_PMC_UHP) != 0) {
-                        pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n");
+                        pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
                         return 0;
                 }
         }
@@ -223,7 +223,7 @@ static int at91_pm_verify_clocks(void)
 
                 css = at91_sys_read(AT91_PMC_PCKR(i)) & AT91_PMC_CSS;
                 if (css != AT91_PMC_CSS_SLOW) {
-                        pr_debug("AT91: PM - Suspend-to-RAM with PCK%d src %d\n", i, css);
+                        pr_err("AT91: PM - Suspend-to-RAM with PCK%d src %d\n", i, css);
                         return 0;
                 }
         }
diff --git a/arch/arm/mach-davinci/board-evm.c b/arch/arm/mach-davinci/board-evm.c
index 38b6a9ce2a93..0b97a528902b 100644
--- a/arch/arm/mach-davinci/board-evm.c
+++ b/arch/arm/mach-davinci/board-evm.c
@@ -118,7 +118,7 @@ static struct resource ide_resources[] = {
         },
 };
 
-static u64 ide_dma_mask = DMA_32BIT_MASK;
+static u64 ide_dma_mask = DMA_BIT_MASK(32);
 
 static struct platform_device ide_dev = {
         .name           = "palm_bk3710",
@@ -127,7 +127,7 @@ static struct platform_device ide_dev = {
         .num_resources  = ARRAY_SIZE(ide_resources),
         .dev = {
                 .dma_mask               = &ide_dma_mask,
-                .coherent_dma_mask      = DMA_32BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
         },
 };
 
diff --git a/arch/arm/mach-davinci/include/mach/nand.h b/arch/arm/mach-davinci/include/mach/nand.h
new file mode 100644
index 000000000000..aa482841270b
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/nand.h
@@ -0,0 +1,80 @@
+/*
+ * mach-davinci/nand.h
+ *
+ * Copyright © 2006 Texas Instruments.
+ *
+ * Ported to 2.6.23 Copyright © 2008 by
+ *   Sander Huijsen <Shuijsen@optelecom-nkf.com>
+ *   Troy Kisky <troy.kisky@boundarydevices.com>
+ *   Dirk Behme <Dirk.Behme@gmail.com>
+ *
+ * --------------------------------------------------------------------------
+ *
+ * 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.
+ */
+
+#ifndef __ARCH_ARM_DAVINCI_NAND_H
+#define __ARCH_ARM_DAVINCI_NAND_H
+
+#include <linux/mtd/nand.h>
+
+#define NRCSR_OFFSET            0x00
+#define AWCCR_OFFSET            0x04
+#define A1CR_OFFSET             0x10
+#define NANDFCR_OFFSET          0x60
+#define NANDFSR_OFFSET          0x64
+#define NANDF1ECC_OFFSET        0x70
+
+/* 4-bit ECC syndrome registers */
+#define NAND_4BIT_ECC_LOAD_OFFSET       0xbc
+#define NAND_4BIT_ECC1_OFFSET           0xc0
+#define NAND_4BIT_ECC2_OFFSET           0xc4
+#define NAND_4BIT_ECC3_OFFSET           0xc8
+#define NAND_4BIT_ECC4_OFFSET           0xcc
+#define NAND_ERR_ADD1_OFFSET            0xd0
+#define NAND_ERR_ADD2_OFFSET            0xd4
+#define NAND_ERR_ERRVAL1_OFFSET         0xd8
+#define NAND_ERR_ERRVAL2_OFFSET         0xdc
+
+/* NOTE:  boards don't need to use these address bits
+ * for ALE/CLE unless they support booting from NAND.
+ * They're used unless platform data overrides them.
+ */
+#define MASK_ALE                0x08
+#define MASK_CLE                0x10
+
+struct davinci_nand_pdata {             /* platform_data */
+        uint32_t                mask_ale;
+        uint32_t                mask_cle;
+
+        /* for packages using two chipselects */
+        uint32_t                mask_chipsel;
+
+        /* board's default static partition info */
+        struct mtd_partition    *parts;
+        unsigned                nr_parts;
+
+        /* none  == NAND_ECC_NONE (strongly *not* advised!!)
+         * soft  == NAND_ECC_SOFT
+         * 1-bit == NAND_ECC_HW
+         * 4-bit == NAND_ECC_HW_SYNDROME (not on all chips)
+         */
+        nand_ecc_modes_t        ecc_mode;
+
+        /* e.g. NAND_BUSWIDTH_16 or NAND_USE_FLASH_BBT */
+        unsigned                options;
+};
+
+#endif  /* __ARCH_ARM_DAVINCI_NAND_H */
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index 69680784448a..2429b79f6da2 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -64,7 +64,7 @@ static struct resource usb_resources[] = {
         },
 };
 
-static u64 usb_dmamask = DMA_32BIT_MASK;
+static u64 usb_dmamask = DMA_BIT_MASK(32);
 
 static struct platform_device usb_dev = {
         .name           = "musb_hdrc",
@@ -72,7 +72,7 @@ static struct platform_device usb_dev = {
         .dev = {
                 .platform_data          = &usb_data,
                 .dma_mask               = &usb_dmamask,
-                .coherent_dma_mask      = DMA_32BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
         },
         .resource       = usb_resources,
         .num_resources  = ARRAY_SIZE(usb_resources),
diff --git a/arch/arm/mach-gemini/include/mach/system.h b/arch/arm/mach-gemini/include/mach/system.h
index bbbd72767a02..4d9c1f872472 100644
--- a/arch/arm/mach-gemini/include/mach/system.h
+++ b/arch/arm/mach-gemini/include/mach/system.h
@@ -28,7 +28,7 @@ static inline void arch_idle(void)
         cpu_do_idle();
 }
 
-static inline void arch_reset(char mode)
+static inline void arch_reset(char mode, const char *cmd)
 {
         __raw_writel(RESET_GLOBAL | RESET_CPU1,
                      IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET);
diff --git a/arch/arm/mach-iop13xx/setup.c b/arch/arm/mach-iop13xx/setup.c
index cfd4d2e6dacd..bee42c609df6 100644
--- a/arch/arm/mach-iop13xx/setup.c
+++ b/arch/arm/mach-iop13xx/setup.c
@@ -307,7 +307,7 @@ static struct resource iop13xx_adma_2_resources[] = {
         }
 };
 
-static u64 iop13xx_adma_dmamask = DMA_64BIT_MASK;
+static u64 iop13xx_adma_dmamask = DMA_BIT_MASK(64);
 static struct iop_adma_platform_data iop13xx_adma_0_data = {
         .hw_id = 0,
         .pool_size = PAGE_SIZE,
@@ -331,7 +331,7 @@ static struct platform_device iop13xx_adma_0_channel = {
         .resource = iop13xx_adma_0_resources,
         .dev = {
                 .dma_mask = &iop13xx_adma_dmamask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
                 .platform_data = (void *) &iop13xx_adma_0_data,
         },
 };
@@ -343,7 +343,7 @@ static struct platform_device iop13xx_adma_1_channel = {
         .resource = iop13xx_adma_1_resources,
         .dev = {
                 .dma_mask = &iop13xx_adma_dmamask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
                 .platform_data = (void *) &iop13xx_adma_1_data,
         },
 };
@@ -355,7 +355,7 @@ static struct platform_device iop13xx_adma_2_channel = {
         .resource = iop13xx_adma_2_resources,
         .dev = {
                 .dma_mask = &iop13xx_adma_dmamask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
                 .platform_data = (void *) &iop13xx_adma_2_data,
         },
 };
diff --git a/arch/arm/mach-iop13xx/tpmi.c b/arch/arm/mach-iop13xx/tpmi.c
index c6af1e1bee32..6fdad7a0425a 100644
--- a/arch/arm/mach-iop13xx/tpmi.c
+++ b/arch/arm/mach-iop13xx/tpmi.c
@@ -151,7 +151,7 @@ static struct resource iop13xx_tpmi_3_resources[] = {
         }
 };
 
-u64 iop13xx_tpmi_mask = DMA_64BIT_MASK;
+u64 iop13xx_tpmi_mask = DMA_BIT_MASK(64);
 static struct platform_device iop13xx_tpmi_0_device = {
         .name = "iop-tpmi",
         .id = 0,
@@ -159,7 +159,7 @@ static struct platform_device iop13xx_tpmi_0_device = {
         .resource = iop13xx_tpmi_0_resources,
         .dev = {
                 .dma_mask          = &iop13xx_tpmi_mask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
         },
 };
 
@@ -170,7 +170,7 @@ static struct platform_device iop13xx_tpmi_1_device = {
         .resource = iop13xx_tpmi_1_resources,
         .dev = {
                 .dma_mask          = &iop13xx_tpmi_mask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
         },
 };
 
@@ -181,7 +181,7 @@ static struct platform_device iop13xx_tpmi_2_device = {
         .resource = iop13xx_tpmi_2_resources,
         .dev = {
                 .dma_mask          = &iop13xx_tpmi_mask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
         },
 };
 
@@ -192,7 +192,7 @@ static struct platform_device iop13xx_tpmi_3_device = {
         .resource = iop13xx_tpmi_3_resources,
         .dev = {
                 .dma_mask          = &iop13xx_tpmi_mask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
         },
 };
 
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 3d2fae846512..16dc9ea08393 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -508,7 +508,7 @@ static struct mv_xor_platform_shared_data kirkwood_xor_shared_data = {
         .dram           = &kirkwood_mbus_dram_info,
 };
 
-static u64 kirkwood_xor_dmamask = DMA_32BIT_MASK;
+static u64 kirkwood_xor_dmamask = DMA_BIT_MASK(32);
 
 
 /*****************************************************************************
@@ -559,7 +559,7 @@ static struct platform_device kirkwood_xor00_channel = {
         .resource       = kirkwood_xor00_resources,
         .dev            = {
                 .dma_mask               = &kirkwood_xor_dmamask,
-                .coherent_dma_mask      = DMA_64BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(64),
                 .platform_data          = (void *)&kirkwood_xor00_data,
         },
 };
@@ -585,7 +585,7 @@ static struct platform_device kirkwood_xor01_channel = {
         .resource       = kirkwood_xor01_resources,
         .dev            = {
                 .dma_mask               = &kirkwood_xor_dmamask,
-                .coherent_dma_mask      = DMA_64BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(64),
                 .platform_data          = (void *)&kirkwood_xor01_data,
         },
 };
@@ -657,7 +657,7 @@ static struct platform_device kirkwood_xor10_channel = {
         .resource       = kirkwood_xor10_resources,
         .dev            = {
                 .dma_mask               = &kirkwood_xor_dmamask,
-                .coherent_dma_mask      = DMA_64BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(64),
                 .platform_data          = (void *)&kirkwood_xor10_data,
         },
 };
@@ -683,7 +683,7 @@ static struct platform_device kirkwood_xor11_channel = {
         .resource       = kirkwood_xor11_resources,
         .dev            = {
                 .dma_mask               = &kirkwood_xor_dmamask,
-                .coherent_dma_mask      = DMA_64BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(64),
                 .platform_data          = (void *)&kirkwood_xor11_data,
         },
 };
diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h
index 001edfefec19..4f5b0e0ce6cf 100644
--- a/arch/arm/mach-mmp/include/mach/system.h
+++ b/arch/arm/mach-mmp/include/mach/system.h
@@ -14,7 +14,7 @@ static inline void arch_idle(void)
         cpu_do_idle();
 }
 
-static inline void arch_reset(char mode)
+static inline void arch_reset(char mode, const char *cmd)
 {
         cpu_reset(0);
 }
diff --git a/arch/arm/mach-mx1/Makefile b/arch/arm/mach-mx1/Makefile
index 82f1309568ef..7f86fe073ec6 100644
--- a/arch/arm/mach-mx1/Makefile
+++ b/arch/arm/mach-mx1/Makefile
@@ -6,6 +6,9 @@
 
 obj-y                   += generic.o clock.o devices.o
 
+# Support for CMOS sensor interface
+obj-$(CONFIG_MX1_VIDEO) += ksym_mx1.o mx1_camera_fiq.o
+
 # Specific board support
 obj-$(CONFIG_ARCH_MX1ADS) += mx1ads.o
 obj-$(CONFIG_MACH_SCB9328) += scb9328.o
\ No newline at end of file
diff --git a/arch/arm/mach-mx1/devices.c b/arch/arm/mach-mx1/devices.c
index 97f42d96d7a1..76d1ffb48079 100644
--- a/arch/arm/mach-mx1/devices.c
+++ b/arch/arm/mach-mx1/devices.c
@@ -44,7 +44,7 @@ static struct resource imx_csi_resources[] = {
 static u64 imx_csi_dmamask = 0xffffffffUL;
 
 struct platform_device imx_csi_device = {
-        .name           = "imx-csi",
+        .name           = "mx1-camera",
         .id             = 0, /* This is used to put cameras on this interface */
         .dev            = {
                 .dma_mask = &imx_csi_dmamask,
diff --git a/arch/arm/mach-mx1/ksym_mx1.c b/arch/arm/mach-mx1/ksym_mx1.c
new file mode 100644
index 000000000000..b09ee12a4ff0
--- /dev/null
+++ b/arch/arm/mach-mx1/ksym_mx1.c
@@ -0,0 +1,18 @@
+/*
+ * Exported ksyms of ARCH_MX1
+ *
+ * Copyright (C) 2008, Darius Augulis <augulis.darius@gmail.com>
+ *
+ * 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/platform_device.h>
+#include <linux/module.h>
+
+#include <mach/mx1_camera.h>
+
+/* IMX camera FIQ handler */
+EXPORT_SYMBOL(mx1_camera_sof_fiq_start);
+EXPORT_SYMBOL(mx1_camera_sof_fiq_end);
diff --git a/arch/arm/mach-mx1/mx1_camera_fiq.S b/arch/arm/mach-mx1/mx1_camera_fiq.S
new file mode 100644
index 000000000000..9c69aa65bf17
--- /dev/null
+++ b/arch/arm/mach-mx1/mx1_camera_fiq.S
@@ -0,0 +1,35 @@
+/*
+ *  Copyright (C) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ *
+ *  Based on linux/arch/arm/lib/floppydma.S
+ *      Copyright (C) 1995, 1996 Russell King
+ *
+ * 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/linkage.h>
+#include <asm/assembler.h>
+
+                .text
+                .global mx1_camera_sof_fiq_end
+                .global mx1_camera_sof_fiq_start
+mx1_camera_sof_fiq_start:
+                @ enable dma
+                ldr     r12, [r9]
+                orr     r12, r12, #0x00000001
+                str     r12, [r9]
+                @ unmask DMA interrupt
+                ldr     r12, [r8]
+                bic     r12, r12, r13
+                str     r12, [r8]
+                @ disable SOF interrupt
+                ldr     r12, [r10]
+                bic     r12, r12, #0x00010000
+                str     r12, [r10]
+                @ clear SOF flag
+                mov     r12, #0x00010000
+                str     r12, [r11]
+                @ return from FIQ
+                subs    pc, lr, #4
+mx1_camera_sof_fiq_end:
diff --git a/arch/arm/mach-mx3/clock.c b/arch/arm/mach-mx3/clock.c
index ca46f4801c3d..9957a11533a4 100644
--- a/arch/arm/mach-mx3/clock.c
+++ b/arch/arm/mach-mx3/clock.c
@@ -533,7 +533,7 @@ static struct clk_lookup lookups[] __initdata = {
         _REGISTER_CLOCK(NULL, "kpp", kpp_clk)
         _REGISTER_CLOCK("fsl-usb2-udc", "usb", usb_clk1)
         _REGISTER_CLOCK("fsl-usb2-udc", "usb_ahb", usb_clk2)
-        _REGISTER_CLOCK("mx3-camera.0", "csi", csi_clk)
+        _REGISTER_CLOCK("mx3-camera.0", NULL, csi_clk)
         _REGISTER_CLOCK("imx-uart.0", NULL, uart1_clk)
         _REGISTER_CLOCK("imx-uart.1", NULL, uart2_clk)
         _REGISTER_CLOCK("imx-uart.2", NULL, uart3_clk)
diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c
index 5fce022114de..c3648eff5137 100644
--- a/arch/arm/mach-mx3/pcm037.c
+++ b/arch/arm/mach-mx3/pcm037.c
@@ -24,7 +24,7 @@
 #include <linux/mtd/plat-ram.h>
 #include <linux/memory.h>
 #include <linux/gpio.h>
-#include <linux/smc911x.h>
+#include <linux/smsc911x.h>
 #include <linux/interrupt.h>
 #include <linux/i2c.h>
 #include <linux/i2c/at24.h>
@@ -70,7 +70,7 @@ static struct imxuart_platform_data uart_pdata = {
         .flags = IMXUART_HAVE_RTSCTS,
 };
 
-static struct resource smc911x_resources[] = {
+static struct resource smsc911x_resources[] = {
         [0] = {
                 .start          = CS1_BASE_ADDR + 0x300,
                 .end            = CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
@@ -79,22 +79,25 @@ static struct resource smc911x_resources[] = {
         [1] = {
                 .start          = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
                 .end            = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
-                .flags          = IORESOURCE_IRQ,
+                .flags          = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
         },
 };
 
-static struct smc911x_platdata smc911x_info = {
-        .flags          = SMC911X_USE_32BIT,
-        .irq_flags      = IRQF_SHARED | IRQF_TRIGGER_LOW,
+static struct smsc911x_platform_config smsc911x_info = {
+        .flags          = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY |
+                          SMSC911X_SAVE_MAC_ADDRESS,
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
 };
 
 static struct platform_device pcm037_eth = {
-        .name           = "smc911x",
+        .name           = "smsc911x",
         .id             = -1,
-        .num_resources  = ARRAY_SIZE(smc911x_resources),
-        .resource       = smc911x_resources,
+        .num_resources  = ARRAY_SIZE(smsc911x_resources),
+        .resource       = smsc911x_resources,
         .dev            = {
-                .platform_data = &smc911x_info,
+                .platform_data = &smsc911x_info,
         },
 };
 
diff --git a/arch/arm/mach-netx/include/mach/netx-regs.h b/arch/arm/mach-netx/include/mach/netx-regs.h
index 08c60ff227be..5a03e7ccb01a 100644
--- a/arch/arm/mach-netx/include/mach/netx-regs.h
+++ b/arch/arm/mach-netx/include/mach/netx-regs.h
@@ -80,7 +80,7 @@
 #define NETX_PA_XPEC(no) (NETX_IO_PHYS + NETX_OFS_XPEC(no))
 #define NETX_PA_VIC      (NETX_IO_PHYS + NETX_OFS_VIC)
 
-/* virual addresses */
+/* virtual addresses */
 #define NETX_VA_SYSTEM   (NETX_IO_VIRT + NETX_OFS_SYSTEM)
 #define NETX_VA_MEMCR    (NETX_IO_VIRT + NETX_OFS_MEMCR)
 #define NETX_VA_DPMAS    (NETX_IO_VIRT + NETX_OFS_DPMAS)
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig
index 3f325d3718a9..cd8de89c5fad 100644
--- a/arch/arm/mach-omap1/Kconfig
+++ b/arch/arm/mach-omap1/Kconfig
@@ -109,7 +109,7 @@ config MACH_OMAP_PALMZ71
         help
          Support for the Palm Zire71 PDA. To boot the kernel,
          you'll need a PalmOS compatible bootloader; check out
-         http://hackndev.com/palm/z71 for more informations.
+         http://hackndev.com/palm/z71 for more information.
          Say Y here if you have such a PDA, say N otherwise.
 
 config MACH_OMAP_PALMTT
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index a2c3fcc27a22..c49d9bfa3abd 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -47,6 +47,8 @@ obj-$(CONFIG_MACH_OMAP_3430SDP)		+= board-3430sdp.o \
 
 obj-$(CONFIG_MACH_NOKIA_RX51)           += board-rx51.o \
                                            board-rx51-peripherals.o \
+                                           mmc-twl4030.o
+
 # Platform specific device init code
 ifeq ($(CONFIG_USB_MUSB_SOC),y)
 obj-y                                   += usb-musb.o
diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
index e096f776f996..da57b0fcda14 100644
--- a/arch/arm/mach-omap2/board-ldp.c
+++ b/arch/arm/mach-omap2/board-ldp.c
@@ -23,6 +23,7 @@
 #include <linux/spi/ads7846.h>
 #include <linux/i2c/twl4030.h>
 #include <linux/io.h>
+#include <linux/smsc911x.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -41,12 +42,12 @@
 
 #include "mmc-twl4030.h"
 
-#define LDP_SMC911X_CS          1
-#define LDP_SMC911X_GPIO        152
+#define LDP_SMSC911X_CS         1
+#define LDP_SMSC911X_GPIO       152
 #define DEBUG_BASE              0x08000000
 #define LDP_ETHR_START          DEBUG_BASE
 
-static struct resource ldp_smc911x_resources[] = {
+static struct resource ldp_smsc911x_resources[] = {
         [0] = {
                 .start  = LDP_ETHR_START,
                 .end    = LDP_ETHR_START + SZ_4K,
@@ -59,40 +60,50 @@ static struct resource ldp_smc911x_resources[] = {
         },
 };
 
-static struct platform_device ldp_smc911x_device = {
-        .name           = "smc911x",
+static struct smsc911x_platform_config ldp_smsc911x_config = {
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+        .flags          = SMSC911X_USE_32BIT,
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
+};
+
+static struct platform_device ldp_smsc911x_device = {
+        .name           = "smsc911x",
         .id             = -1,
-        .num_resources  = ARRAY_SIZE(ldp_smc911x_resources),
-        .resource       = ldp_smc911x_resources,
+        .num_resources  = ARRAY_SIZE(ldp_smsc911x_resources),
+        .resource       = ldp_smsc911x_resources,
+        .dev            = {
+                .platform_data = &ldp_smsc911x_config,
+        },
 };
 
 static struct platform_device *ldp_devices[] __initdata = {
-        &ldp_smc911x_device,
+        &ldp_smsc911x_device,
 };
 
-static inline void __init ldp_init_smc911x(void)
+static inline void __init ldp_init_smsc911x(void)
 {
         int eth_cs;
         unsigned long cs_mem_base;
         int eth_gpio = 0;
 
-        eth_cs = LDP_SMC911X_CS;
+        eth_cs = LDP_SMSC911X_CS;
 
         if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
-                printk(KERN_ERR "Failed to request GPMC mem for smc911x\n");
+                printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n");
                 return;
         }
 
-        ldp_smc911x_resources[0].start = cs_mem_base + 0x0;
-        ldp_smc911x_resources[0].end   = cs_mem_base + 0xff;
+        ldp_smsc911x_resources[0].start = cs_mem_base + 0x0;
+        ldp_smsc911x_resources[0].end   = cs_mem_base + 0xff;
         udelay(100);
 
-        eth_gpio = LDP_SMC911X_GPIO;
+        eth_gpio = LDP_SMSC911X_GPIO;
 
-        ldp_smc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio);
+        ldp_smsc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio);
 
-        if (gpio_request(eth_gpio, "smc911x irq") < 0) {
-                printk(KERN_ERR "Failed to request GPIO%d for smc911x IRQ\n",
+        if (gpio_request(eth_gpio, "smsc911x irq") < 0) {
+                printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
                                 eth_gpio);
                 return;
         }
@@ -104,7 +115,7 @@ static void __init omap_ldp_init_irq(void)
         omap2_init_common_hw(NULL);
         omap_init_irq();
         omap_gpio_init();
-        ldp_init_smc911x();
+        ldp_init_smsc911x();
 }
 
 static struct omap_uart_config ldp_uart_config __initdata = {
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index b3f6e9d81807..b1f23bea863f 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -57,6 +57,9 @@
 #define GPMC_CS0_BASE  0x60
 #define GPMC_CS_SIZE   0x30
 
+#define OVERO_SMSC911X_CS      5
+#define OVERO_SMSC911X_GPIO    176
+
 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
         defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
 
@@ -116,6 +119,67 @@ static void __init overo_ads7846_init(void)
 static inline void __init overo_ads7846_init(void) { return; }
 #endif
 
+#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
+
+#include <linux/smsc911x.h>
+
+static struct resource overo_smsc911x_resources[] = {
+        {
+                .name   = "smsc911x-memory",
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
+        },
+};
+
+static struct smsc911x_platform_config overo_smsc911x_config = {
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+        .flags          = SMSC911X_USE_32BIT ,
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
+};
+
+static struct platform_device overo_smsc911x_device = {
+        .name           = "smsc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(overo_smsc911x_resources),
+        .resource       = &overo_smsc911x_resources,
+        .dev            = {
+                .platform_data = &overo_smsc911x_config,
+        },
+};
+
+static inline void __init overo_init_smsc911x(void)
+{
+        unsigned long cs_mem_base;
+
+        if (gpmc_cs_request(OVERO_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
+                printk(KERN_ERR "Failed request for GPMC mem for smsc911x\n");
+                return;
+        }
+
+        overo_smsc911x_resources[0].start = cs_mem_base + 0x0;
+        overo_smsc911x_resources[0].end   = cs_mem_base + 0xff;
+
+        if ((gpio_request(OVERO_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
+            (gpio_direction_input(OVERO_SMSC911X_GPIO) == 0)) {
+                gpio_export(OVERO_SMSC911X_GPIO, 0);
+        } else {
+                printk(KERN_ERR "could not obtain gpio for SMSC911X IRQ\n");
+                return;
+        }
+
+        overo_smsc911x_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X_GPIO);
+        overo_smsc911x_resources[1].end   = 0;
+
+        platform_device_register(&overo_smsc911x_device);
+}
+
+#else
+static inline void __init overo_init_smsc911x(void) { return; }
+#endif
+
 static struct mtd_partition overo_nand_partitions[] = {
         {
                 .name           = "xloader",
@@ -290,6 +354,7 @@ static void __init overo_init(void)
         overo_flash_init();
         usb_musb_init();
         overo_ads7846_init();
+        overo_init_smsc911x();
 
         if ((gpio_request(OVERO_GPIO_W2W_NRESET,
                           "OVERO_GPIO_W2W_NRESET") == 0) &&
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 68cc3efae567..6af99ddabdfb 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -463,7 +463,7 @@ static struct platform_device orion5x_xor_shared = {
         .resource       = orion5x_xor_shared_resources,
 };
 
-static u64 orion5x_xor_dmamask = DMA_32BIT_MASK;
+static u64 orion5x_xor_dmamask = DMA_BIT_MASK(32);
 
 static struct resource orion5x_xor0_resources[] = {
         [0] = {
@@ -486,7 +486,7 @@ static struct platform_device orion5x_xor0_channel = {
         .resource       = orion5x_xor0_resources,
         .dev            = {
                 .dma_mask               = &orion5x_xor_dmamask,
-                .coherent_dma_mask      = DMA_64BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(64),
                 .platform_data          = (void *)&orion5x_xor0_data,
         },
 };
@@ -512,7 +512,7 @@ static struct platform_device orion5x_xor1_channel = {
         .resource       = orion5x_xor1_resources,
         .dev            = {
                 .dma_mask               = &orion5x_xor_dmamask,
-                .coherent_dma_mask      = DMA_64BIT_MASK,
+                .coherent_dma_mask      = DMA_BIT_MASK(64),
                 .platform_data          = (void *)&orion5x_xor1_data,
         },
 };
diff --git a/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h b/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h
index 2206cb61a9f9..b87cecd9bbdc 100644
--- a/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h
+++ b/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h
@@ -38,6 +38,7 @@ struct pxa2xx_spi_chip {
         u8 dma_burst_size;
         u32 timeout;
         u8 enable_loopback;
+        int gpio_cs;
         void (*cs_control)(u32 command);
 };
 
diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h b/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h
index eb35fca9aea5..3478eae32d8a 100644
--- a/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h
+++ b/arch/arm/mach-pxa/include/mach/pxa3xx_nand.h
@@ -49,6 +49,9 @@ struct pxa3xx_nand_platform_data {
          */
         int     enable_arbiter;
 
+        /* allow platform code to keep OBM/bootloader defined NFC config */
+        int     keep_config;
+
         const struct mtd_partition              *parts;
         unsigned int                            nr_parts;
 
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index d46b36746be2..deeea1c2782b 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -507,7 +507,6 @@ static struct resource pasic3_resources[] = {
 };
 
 static struct pasic3_platform_data pasic3_platform_data = {
-        .bus_shift  = 2,
         .led_pdata  = &pasic3_leds_info,
         .clock_rate = 4000000,
 };
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index f46698e20c1f..6112740b4ae9 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -380,14 +380,49 @@ static struct pca953x_platform_data pca9536_data = {
         .gpio_base      = NR_BUILTIN_GPIO + 1,
 };
 
-static struct soc_camera_link iclink[] = {
-        {
-                .bus_id = 0, /* Must match with the camera ID above */
-                .gpio   = NR_BUILTIN_GPIO + 1,
-        }, {
-                .bus_id = 0, /* Must match with the camera ID above */
-                .gpio   = -ENXIO,
+static int gpio_bus_switch;
+
+static int pcm990_camera_set_bus_param(struct soc_camera_link *link,
+                unsigned long flags)
+{
+        if (gpio_bus_switch <= 0) {
+                if (flags == SOCAM_DATAWIDTH_10)
+                        return 0;
+                else
+                        return -EINVAL;
+        }
+
+        if (flags & SOCAM_DATAWIDTH_8)
+                gpio_set_value(gpio_bus_switch, 1);
+        else
+                gpio_set_value(gpio_bus_switch, 0);
+
+        return 0;
+}
+
+static unsigned long pcm990_camera_query_bus_param(struct soc_camera_link *link)
+{
+        int ret;
+
+        if (!gpio_bus_switch) {
+                ret = gpio_request(NR_BUILTIN_GPIO + 1, "camera");
+                if (!ret) {
+                        gpio_bus_switch = NR_BUILTIN_GPIO + 1;
+                        gpio_direction_output(gpio_bus_switch, 0);
+                } else
+                        gpio_bus_switch = -EINVAL;
         }
+
+        if (gpio_bus_switch > 0)
+                return SOCAM_DATAWIDTH_8 | SOCAM_DATAWIDTH_10;
+        else
+                return SOCAM_DATAWIDTH_10;
+}
+
+static struct soc_camera_link iclink = {
+        .bus_id = 0, /* Must match with the camera ID above */
+        .query_bus_param = pcm990_camera_query_bus_param,
+        .set_bus_param = pcm990_camera_set_bus_param,
 };
 
 /* Board I2C devices. */
@@ -398,10 +433,10 @@ static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
                 .platform_data = &pca9536_data,
         }, {
                 I2C_BOARD_INFO("mt9v022", 0x48),
-                .platform_data = &iclink[0], /* With extender */
+                .platform_data = &iclink, /* With extender */
         }, {
                 I2C_BOARD_INFO("mt9m001", 0x5d),
-                .platform_data = &iclink[0], /* With extender */
+                .platform_data = &iclink, /* With extender */
         },
 };
 #endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index d6766685cfc7..9ab947c14f26 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -28,7 +28,7 @@
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 #include <linux/io.h>
-#include <linux/smc911x.h>
+#include <linux/smsc911x.h>
 #include <linux/ata_platform.h>
 
 #include <asm/clkdev.h>
@@ -128,14 +128,15 @@ int realview_flash_register(struct resource *res, u32 num)
         return platform_device_register(&realview_flash_device);
 }
 
-static struct smc911x_platdata realview_smc911x_platdata = {
-        .flags          = SMC911X_USE_32BIT,
-        .irq_flags      = IRQF_SHARED,
-        .irq_polarity   = 1,
+static struct smsc911x_platform_config smsc911x_config = {
+        .flags          = SMSC911X_USE_32BIT,
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
+        .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
 };
 
 static struct platform_device realview_eth_device = {
-        .name           = "smc911x",
+        .name           = "smsc911x",
         .id             = 0,
         .num_resources  = 2,
 };
@@ -145,8 +146,8 @@ int realview_eth_register(const char *name, struct resource *res)
         if (name)
                 realview_eth_device.name = name;
         realview_eth_device.resource = res;
-        if (strcmp(realview_eth_device.name, "smc911x") == 0)
-                realview_eth_device.dev.platform_data = &realview_smc911x_platdata;
+        if (strcmp(realview_eth_device.name, "smsc911x") == 0)
+                realview_eth_device.dev.platform_data = &smsc911x_config;
 
         return platform_device_register(&realview_eth_device);
 }
diff --git a/arch/arm/mach-realview/localtimer.c b/arch/arm/mach-realview/localtimer.c
index 67d6d9cc68b2..d0d39adf6407 100644
--- a/arch/arm/mach-realview/localtimer.c
+++ b/arch/arm/mach-realview/localtimer.c
@@ -191,6 +191,7 @@ void __cpuinit local_timer_setup(void)
         clk->name               = "dummy_timer";
         clk->features           = CLOCK_EVT_FEAT_DUMMY;
         clk->rating             = 200;
+        clk->mult               = 1;
         clk->set_mode           = dummy_timer_set_mode;
         clk->broadcast          = smp_timer_broadcast;
         clk->cpumask            = cpumask_of(cpu);
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c
index 01bd76725b92..4389c160f7d0 100644
--- a/arch/arm/mach-s3c2410/mach-bast.c
+++ b/arch/arm/mach-s3c2410/mach-bast.c
@@ -409,8 +409,7 @@ static struct platform_device bast_sio = {
 static struct s3c2410_platform_i2c __initdata bast_i2c_info = {
         .flags          = 0,
         .slave_addr     = 0x10,
-        .bus_freq       = 100*1000,
-        .max_freq       = 130*1000,
+        .frequency      = 100*1000,
 };
 
 /* Asix AX88796 10/100 ethernet controller */
diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
index 05a5e877b49b..2b83f8707710 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -340,8 +340,7 @@ static struct platform_device *n35_devices[] __initdata = {
 static struct s3c2410_platform_i2c n30_i2ccfg = {
         .flags          = 0,
         .slave_addr     = 0x10,
-        .bus_freq       = 10*1000,
-        .max_freq       = 10*1000,
+        .frequency      = 10*1000,
 };
 
 /* Lots of hardcoded stuff, but it sets up the hardware in a useful
diff --git a/arch/arm/mach-s3c2412/mach-jive.c b/arch/arm/mach-s3c2412/mach-jive.c
index 72c266aee141..332bd3263eaf 100644
--- a/arch/arm/mach-s3c2412/mach-jive.c
+++ b/arch/arm/mach-s3c2412/mach-jive.c
@@ -453,8 +453,7 @@ static struct spi_board_info __initdata jive_spi_devs[] = {
 /* I2C bus and device configuration. */
 
 static struct s3c2410_platform_i2c jive_i2c_cfg __initdata = {
-        .max_freq       = 80 * 1000,
-        .bus_freq       = 50 * 1000,
+        .frequency      = 80 * 1000,
         .flags          = S3C_IICFLG_FILTER,
         .sda_delay      = 2,
 };
diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S
index 94077fbd96b7..6f7e70907e44 100644
--- a/arch/arm/mm/abort-ev6.S
+++ b/arch/arm/mm/abort-ev6.S
@@ -29,10 +29,10 @@ ENTRY(v6_early_abort)
         mrc     p15, 0, r1, c5, c0, 0           @ get FSR
         mrc     p15, 0, r0, c6, c0, 0           @ get FAR
 /*
- * Faulty SWP instruction on 1136 doesn't set bit 11 in DFSR.
+ * Faulty SWP instruction on 1136 doesn't set bit 11 in DFSR (erratum 326103).
  * The test below covers all the write situations, including Java bytecodes
  */
-        bic     r1, r1, #1 << 11 | 1 << 10      @ clear bits 11 and 10 of FSR
+        bic     r1, r1, #1 << 11                @ clear bit 11 of FSR
         tst     r3, #PSR_J_BIT                  @ Java?
         movne   pc, lr
         do_thumb_abort
diff --git a/arch/arm/mm/cache-feroceon-l2.c b/arch/arm/mm/cache-feroceon-l2.c
index d6dd83826f8a..6e77c042d8e9 100644
--- a/arch/arm/mm/cache-feroceon-l2.c
+++ b/arch/arm/mm/cache-feroceon-l2.c
@@ -115,6 +115,10 @@ static inline void l2_inv_pa_range(unsigned long start, unsigned long end)
         raw_local_irq_restore(flags);
 }
 
+static inline void l2_inv_all(void)
+{
+        __asm__("mcr p15, 1, %0, c15, c11, 0" : : "r" (0));
+}
 
 /*
  * Linux primitives.
@@ -254,9 +258,7 @@ static void __init enable_dcache(void)
 
 static void __init __invalidate_icache(void)
 {
-        int dummy;
-
-        __asm__ __volatile__("mcr p15, 0, %0, c7, c5, 0" : "=r" (dummy));
+        __asm__("mcr p15, 0, %0, c7, c5, 0" : : "r" (0));
 }
 
 static int __init invalidate_and_disable_icache(void)
@@ -321,6 +323,7 @@ static void __init enable_l2(void)
 
                 d = flush_and_disable_dcache();
                 i = invalidate_and_disable_icache();
+                l2_inv_all();
                 write_extra_features(u | 0x00400000);
                 if (i)
                         enable_icache();
diff --git a/arch/arm/plat-iop/adma.c b/arch/arm/plat-iop/adma.c
index f72420821619..3c127aabe214 100644
--- a/arch/arm/plat-iop/adma.c
+++ b/arch/arm/plat-iop/adma.c
@@ -119,7 +119,7 @@ static struct resource iop3xx_aau_resources[] = {
         }
 };
 
-static u64 iop3xx_adma_dmamask = DMA_32BIT_MASK;
+static u64 iop3xx_adma_dmamask = DMA_BIT_MASK(32);
 
 static struct iop_adma_platform_data iop3xx_dma_0_data = {
         .hw_id = DMA0_ID,
@@ -143,7 +143,7 @@ struct platform_device iop3xx_dma_0_channel = {
         .resource = iop3xx_dma_0_resources,
         .dev = {
                 .dma_mask = &iop3xx_adma_dmamask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
                 .platform_data = (void *) &iop3xx_dma_0_data,
         },
 };
@@ -155,7 +155,7 @@ struct platform_device iop3xx_dma_1_channel = {
         .resource = iop3xx_dma_1_resources,
         .dev = {
                 .dma_mask = &iop3xx_adma_dmamask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
                 .platform_data = (void *) &iop3xx_dma_1_data,
         },
 };
@@ -167,7 +167,7 @@ struct platform_device iop3xx_aau_channel = {
         .resource = iop3xx_aau_resources,
         .dev = {
                 .dma_mask = &iop3xx_adma_dmamask,
-                .coherent_dma_mask = DMA_64BIT_MASK,
+                .coherent_dma_mask = DMA_BIT_MASK(64),
                 .platform_data = (void *) &iop3xx_aau_data,
         },
 };
diff --git a/arch/arm/plat-mxc/include/mach/i2c.h b/arch/arm/plat-mxc/include/mach/i2c.h
new file mode 100644
index 000000000000..4a5dc5c6d8e8
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/i2c.h
@@ -0,0 +1,25 @@
+/*
+ * i2c.h - i.MX I2C driver header file
+ *
+ * Copyright (c) 2008, Darius Augulis <augulis.darius@gmail.com>
+ *
+ * This file is released under the GPLv2
+ */
+
+#ifndef __ASM_ARCH_I2C_H_
+#define __ASM_ARCH_I2C_H_
+
+/**
+ * struct imxi2c_platform_data - structure of platform data for MXC I2C driver
+ * @init:       Initialise gpio's and other board specific things
+ * @exit:       Free everything initialised by @init
+ * @bitrate:    Bus speed measured in Hz
+ *
+ **/
+struct imxi2c_platform_data {
+        int (*init)(struct device *dev);
+        void (*exit)(struct device *dev);
+        int bitrate;
+};
+
+#endif /* __ASM_ARCH_I2C_H_ */
diff --git a/arch/arm/plat-mxc/include/mach/memory.h b/arch/arm/plat-mxc/include/mach/memory.h
index e0783e619580..eca37d09f3f8 100644
--- a/arch/arm/plat-mxc/include/mach/memory.h
+++ b/arch/arm/plat-mxc/include/mach/memory.h
@@ -24,4 +24,12 @@
 #define PHYS_OFFSET             UL(0x80000000)
 #endif
 
+#if defined(CONFIG_MX1_VIDEO)
+/*
+ * Increase size of DMA-consistent memory region.
+ * This is required for i.MX camera driver to capture at least four VGA frames.
+ */
+#define CONSISTENT_DMA_SIZE SZ_4M
+#endif /* CONFIG_MX1_VIDEO */
+
 #endif /* __ASM_ARCH_MXC_MEMORY_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/mx1_camera.h b/arch/arm/plat-mxc/include/mach/mx1_camera.h
new file mode 100644
index 000000000000..4fd6c70314b4
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/mx1_camera.h
@@ -0,0 +1,35 @@
+/*
+ * mx1_camera.h - i.MX1/i.MXL camera driver header file
+ *
+ * Copyright (c) 2008, Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ * Copyright (C) 2009, Darius Augulis <augulis.darius@gmail.com>
+ *
+ * Based on PXA camera.h file:
+ * Copyright (C) 2003, Intel Corporation
+ * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_CAMERA_H_
+#define __ASM_ARCH_CAMERA_H_
+
+#define MX1_CAMERA_DATA_HIGH    1
+#define MX1_CAMERA_PCLK_RISING  2
+#define MX1_CAMERA_VSYNC_HIGH   4
+
+extern unsigned char mx1_camera_sof_fiq_start, mx1_camera_sof_fiq_end;
+
+/**
+ * struct mx1_camera_pdata - i.MX1/i.MXL camera platform data
+ * @mclk_10khz: master clock frequency in 10kHz units
+ * @flags:      MX1 camera platform flags
+ */
+struct mx1_camera_pdata {
+        unsigned long mclk_10khz;
+        unsigned long flags;
+};
+
+#endif /* __ASM_ARCH_CAMERA_H_ */
diff --git a/arch/arm/plat-mxc/include/mach/mx3_camera.h b/arch/arm/plat-mxc/include/mach/mx3_camera.h
new file mode 100644
index 000000000000..36d7ff27b5e2
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/mx3_camera.h
@@ -0,0 +1,52 @@
+/*
+ * mx3_camera.h - i.MX3x camera driver header file
+ *
+ * Copyright (C) 2008, Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de>
+ *
+ * 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.
+ */
+
+#ifndef _MX3_CAMERA_H_
+#define _MX3_CAMERA_H_
+
+#include <linux/device.h>
+
+#define MX3_CAMERA_CLK_SRC      1
+#define MX3_CAMERA_EXT_VSYNC    2
+#define MX3_CAMERA_DP           4
+#define MX3_CAMERA_PCP          8
+#define MX3_CAMERA_HSP          0x10
+#define MX3_CAMERA_VSP          0x20
+#define MX3_CAMERA_DATAWIDTH_4  0x40
+#define MX3_CAMERA_DATAWIDTH_8  0x80
+#define MX3_CAMERA_DATAWIDTH_10 0x100
+#define MX3_CAMERA_DATAWIDTH_15 0x200
+
+#define MX3_CAMERA_DATAWIDTH_MASK (MX3_CAMERA_DATAWIDTH_4 | MX3_CAMERA_DATAWIDTH_8 | \
+                                   MX3_CAMERA_DATAWIDTH_10 | MX3_CAMERA_DATAWIDTH_15)
+
+/**
+ * struct mx3_camera_pdata - i.MX3x camera platform data
+ * @flags:      MX3_CAMERA_* flags
+ * @mclk_10khz: master clock frequency in 10kHz units
+ * @dma_dev:    IPU DMA device to match against in channel allocation
+ */
+struct mx3_camera_pdata {
+        unsigned long flags;
+        unsigned long mclk_10khz;
+        struct device *dma_dev;
+};
+
+#endif
diff --git a/arch/arm/plat-s3c/dev-i2c0.c b/arch/arm/plat-s3c/dev-i2c0.c
index fe327074037e..428372868fbb 100644
--- a/arch/arm/plat-s3c/dev-i2c0.c
+++ b/arch/arm/plat-s3c/dev-i2c0.c
@@ -1,6 +1,6 @@
 /* linux/arch/arm/plat-s3c/dev-i2c0.c
  *
- * Copyright 2008 Simtec Electronics
+ * Copyright 2008,2009 Simtec Electronics
  *      Ben Dooks <ben@simtec.co.uk>
  *      http://armlinux.simtec.co.uk/
  *
@@ -50,9 +50,8 @@ struct platform_device s3c_device_i2c0 = {
 static struct s3c2410_platform_i2c default_i2c_data0 __initdata = {
         .flags          = 0,
         .slave_addr     = 0x10,
-        .bus_freq       = 100*1000,
-        .max_freq       = 400*1000,
-        .sda_delay      = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+        .frequency      = 100*1000,
+        .sda_delay      = 100,
 };
 
 void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
diff --git a/arch/arm/plat-s3c/dev-i2c1.c b/arch/arm/plat-s3c/dev-i2c1.c
index 2387fbf57af6..8349c462788c 100644
--- a/arch/arm/plat-s3c/dev-i2c1.c
+++ b/arch/arm/plat-s3c/dev-i2c1.c
@@ -1,6 +1,6 @@
 /* linux/arch/arm/plat-s3c/dev-i2c1.c
  *
- * Copyright 2008 Simtec Electronics
+ * Copyright 2008,2009 Simtec Electronics
  *      Ben Dooks <ben@simtec.co.uk>
  *      http://armlinux.simtec.co.uk/
  *
@@ -47,9 +47,8 @@ static struct s3c2410_platform_i2c default_i2c_data1 __initdata = {
         .flags          = 0,
         .bus_num        = 1,
         .slave_addr     = 0x10,
-        .bus_freq       = 100*1000,
-        .max_freq       = 400*1000,
-        .sda_delay      = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+        .frequency      = 100*1000,
+        .sda_delay      = 100,
 };
 
 void __init s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *pd)
diff --git a/arch/arm/plat-s3c/include/plat/iic.h b/arch/arm/plat-s3c/include/plat/iic.h
index dc1dfcb9bc6c..67450f115748 100644
--- a/arch/arm/plat-s3c/include/plat/iic.h
+++ b/arch/arm/plat-s3c/include/plat/iic.h
@@ -1,9 +1,9 @@
-/* arch/arm/mach-s3c2410/include/mach/iic.h
+/* arch/arm/plat-s3c/include/plat/iic.h
  *
- * Copyright (c) 2004 Simtec Electronics
+ * Copyright 2004,2009 Simtec Electronics
  *      Ben Dooks <ben@simtec.co.uk>
  *
- * S3C2410 - I2C Controller platfrom_device info
+ * S3C - I2C Controller platform_device info
  *
  * 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
@@ -15,19 +15,24 @@
 
 #define S3C_IICFLG_FILTER       (1<<0)  /* enable s3c2440 filter */
 
-/* Notes:
- *      1) All frequencies are expressed in Hz
- *      2) A value of zero is `do not care`
-*/
-
+/**
+ *      struct s3c2410_platform_i2c - Platform data for s3c I2C.
+ *      @bus_num: The bus number to use (if possible).
+ *      @flags: Any flags for the I2C bus (E.g. S3C_IICFLK_FILTER).
+ *      @slave_addr: The I2C address for the slave device (if enabled).
+ *      @frequency: The desired frequency in Hz of the bus.  This is
+ *                  guaranteed to not be exceeded.  If the caller does
+ *                  not care, use zero and the driver will select a
+ *                  useful default.
+ *      @sda_delay: The delay (in ns) applied to SDA edges.
+ *      @cfg_gpio: A callback to configure the pins for I2C operation.
+ */
 struct s3c2410_platform_i2c {
-        int             bus_num;        /* bus number to use */
+        int             bus_num;
         unsigned int    flags;
-        unsigned int    slave_addr;     /* slave address for controller */
-        unsigned long   bus_freq;       /* standard bus frequency */
-        unsigned long   max_freq;       /* max frequency for the bus */
-        unsigned long   min_freq;       /* min frequency for the bus */
-        unsigned int    sda_delay;      /* pclks (s3c2440 only) */
+        unsigned int    slave_addr;
+        unsigned long   frequency;
+        unsigned int    sda_delay;
 
         void    (*cfg_gpio)(struct platform_device *dev);
 };
diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S
index ba592a9e6fb3..a2bed62aec21 100644
--- a/arch/arm/vfp/entry.S
+++ b/arch/arm/vfp/entry.S
@@ -15,13 +15,16 @@
  *  r10 = thread_info structure
  *  lr  = failure return
  */
-#include <linux/linkage.h>
-#include <linux/init.h>
-#include <asm/asm-offsets.h>
-#include <asm/assembler.h>
+#include <asm/thread_info.h>
 #include <asm/vfpmacros.h>
+#include "../kernel/entry-header.S"
 
 ENTRY(do_vfp)
+#ifdef CONFIG_PREEMPT
+        ldr     r4, [r10, #TI_PREEMPT]  @ get preempt count
+        add     r11, r4, #1             @ increment it
+        str     r11, [r10, #TI_PREEMPT]
+#endif
         enable_irq
         ldr     r4, .LCvfp
         ldr     r11, [r10, #TI_CPU]     @ CPU number
@@ -30,6 +33,12 @@ ENTRY(do_vfp)
 ENDPROC(do_vfp)
 
 ENTRY(vfp_null_entry)
+#ifdef CONFIG_PREEMPT
+        get_thread_info r10
+        ldr     r4, [r10, #TI_PREEMPT]  @ get preempt count
+        sub     r11, r4, #1             @ decrement it
+        str     r11, [r10, #TI_PREEMPT]
+#endif
         mov     pc, lr
 ENDPROC(vfp_null_entry)
 
@@ -41,6 +50,12 @@ ENDPROC(vfp_null_entry)
 
         __INIT
 ENTRY(vfp_testing_entry)
+#ifdef CONFIG_PREEMPT
+        get_thread_info r10
+        ldr     r4, [r10, #TI_PREEMPT]  @ get preempt count
+        sub     r11, r4, #1             @ decrement it
+        str     r11, [r10, #TI_PREEMPT]
+#endif
         ldr     r0, VFP_arch_address
         str     r5, [r0]                @ known non-zero value
         mov     pc, r9                  @ we have handled the fault
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index a5a4e57763c3..83c4e384b16d 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -137,6 +137,12 @@ check_for_exception:
         VFPFMXR FPEXC, r1               @ restore FPEXC last
         sub     r2, r2, #4
         str     r2, [sp, #S_PC]         @ retry the instruction
+#ifdef CONFIG_PREEMPT
+        get_thread_info r10
+        ldr     r4, [r10, #TI_PREEMPT]  @ get preempt count
+        sub     r11, r4, #1             @ decrement it
+        str     r11, [r10, #TI_PREEMPT]
+#endif
         mov     pc, r9                  @ we think we have handled things
 
 
@@ -155,6 +161,12 @@ look_for_VFP_exceptions:
         @ not recognised by VFP
 
         DBGSTR  "not VFP"
+#ifdef CONFIG_PREEMPT
+        get_thread_info r10
+        ldr     r4, [r10, #TI_PREEMPT]  @ get preempt count
+        sub     r11, r4, #1             @ decrement it
+        str     r11, [r10, #TI_PREEMPT]
+#endif
         mov     pc, lr
 
 process_exception:
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 75457b30d813..01599c4ef726 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -266,7 +266,7 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
                  * on VFP subarch 1.
                  */
                  vfp_raise_exceptions(VFP_EXCEPTION_ERROR, trigger, fpscr, regs);
-                 return;
+                goto exit;
         }
 
         /*
@@ -297,7 +297,7 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
          * the FPEXC.FP2V bit is valid only if FPEXC.EX is 1.
          */
         if (fpexc ^ (FPEXC_EX | FPEXC_FP2V))
-                return;
+                goto exit;
 
         /*
          * The barrier() here prevents fpinst2 being read
@@ -310,6 +310,8 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
         exceptions = vfp_emulate_instruction(trigger, orig_fpscr, regs);
         if (exceptions)
                 vfp_raise_exceptions(exceptions, trigger, orig_fpscr, regs);
+ exit:
+        preempt_enable();
 }
 
 static void vfp_enable(void *unused)