37 files changed, 607 insertions, 164 deletions

diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 5a375e5fef21..bc90364a96c7 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -308,15 +308,11 @@ static inline void unmap_single(struct device *dev, dma_addr_t dma_addr,
                         memcpy(ptr, buf->safe, size);
 
                         /*
-                         * DMA buffers must have the same cache properties
-                         * as if they were really used for DMA - which means
-                         * data must be written back to RAM.  Note that
-                         * we don't use dmac_flush_range() here for the
-                         * bidirectional case because we know the cache
-                         * lines will be coherent with the data written.
+                         * Since we may have written to a page cache page,
+                         * we need to ensure that the data will be coherent
+                         * with user mappings.
                          */
-                        dmac_clean_range(ptr, ptr + size);
-                        outer_clean_range(__pa(ptr), __pa(ptr) + size);
+                        __cpuc_flush_kernel_dcache_area(ptr, size);
                 }
                 free_safe_buffer(dev->archdata.dmabounce, buf);
         }
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 73eceb87e588..730aefcfbee3 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -211,7 +211,7 @@ struct cpu_cache_fns {
 
         void (*coherent_kern_range)(unsigned long, unsigned long);
         void (*coherent_user_range)(unsigned long, unsigned long);
-        void (*flush_kern_dcache_page)(void *);
+        void (*flush_kern_dcache_area)(void *, size_t);
 
         void (*dma_inv_range)(const void *, const void *);
         void (*dma_clean_range)(const void *, const void *);
@@ -236,7 +236,7 @@ extern struct cpu_cache_fns cpu_cache;
 #define __cpuc_flush_user_range         cpu_cache.flush_user_range
 #define __cpuc_coherent_kern_range      cpu_cache.coherent_kern_range
 #define __cpuc_coherent_user_range      cpu_cache.coherent_user_range
-#define __cpuc_flush_dcache_page        cpu_cache.flush_kern_dcache_page
+#define __cpuc_flush_dcache_area        cpu_cache.flush_kern_dcache_area
 
 /*
  * These are private to the dma-mapping API.  Do not use directly.
@@ -255,14 +255,14 @@ extern struct cpu_cache_fns cpu_cache;
 #define __cpuc_flush_user_range         __glue(_CACHE,_flush_user_cache_range)
 #define __cpuc_coherent_kern_range      __glue(_CACHE,_coherent_kern_range)
 #define __cpuc_coherent_user_range      __glue(_CACHE,_coherent_user_range)
-#define __cpuc_flush_dcache_page        __glue(_CACHE,_flush_kern_dcache_page)
+#define __cpuc_flush_dcache_area        __glue(_CACHE,_flush_kern_dcache_area)
 
 extern void __cpuc_flush_kern_all(void);
 extern void __cpuc_flush_user_all(void);
 extern void __cpuc_flush_user_range(unsigned long, unsigned long, unsigned int);
 extern void __cpuc_coherent_kern_range(unsigned long, unsigned long);
 extern void __cpuc_coherent_user_range(unsigned long, unsigned long);
-extern void __cpuc_flush_dcache_page(void *);
+extern void __cpuc_flush_dcache_area(void *, size_t);
 
 /*
  * These are private to the dma-mapping API.  Do not use directly.
@@ -448,7 +448,7 @@ static inline void flush_kernel_dcache_page(struct page *page)
 {
         /* highmem pages are always flushed upon kunmap already */
         if ((cache_is_vivt() || cache_is_vipt_aliasing()) && !PageHighMem(page))
-                __cpuc_flush_dcache_page(page_address(page));
+                __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
 }
 
 #define flush_dcache_mmap_lock(mapping) \
@@ -465,13 +465,6 @@ static inline void flush_kernel_dcache_page(struct page *page)
  */
 #define flush_icache_page(vma,page)     do { } while (0)
 
-static inline void flush_ioremap_region(unsigned long phys, void __iomem *virt,
-        unsigned offset, size_t size)
-{
-        const void *start = (void __force *)virt + offset;
-        dmac_inv_range(start, start + size);
-}
-
 /*
  * flush_cache_vmap() is used when creating mappings (eg, via vmap,
  * vmalloc, ioremap etc) in kernel space for pages.  On non-VIPT
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index 8bf09ae5b347..f6c6196a51fa 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -52,6 +52,12 @@ config MACH_OPENRD_BASE
           Say 'Y' here if you want your kernel to support the
           Marvell OpenRD Base Board.
 
+config MACH_NETSPACE_V2
+        bool "LaCie Network Space v2 NAS Board"
+        help
+          Say 'Y' here if you want your kernel to support the
+          LaCie Network Space v2 NAS.
+
 endmenu
 
 endif
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index 9f2f67b2b63d..d4d7f53b0fb9 100644
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -8,5 +8,6 @@ obj-$(CONFIG_MACH_SHEEVAPLUG)		+= sheevaplug-setup.o
 obj-$(CONFIG_MACH_TS219)                += ts219-setup.o tsx1x-common.o
 obj-$(CONFIG_MACH_TS41X)                += ts41x-setup.o tsx1x-common.o
 obj-$(CONFIG_MACH_OPENRD_BASE)          += openrd_base-setup.o
+obj-$(CONFIG_MACH_NETSPACE_V2)          += netspace_v2-setup.o
 
 obj-$(CONFIG_CPU_IDLE)                  += cpuidle.o
diff --git a/arch/arm/mach-kirkwood/netspace_v2-setup.c b/arch/arm/mach-kirkwood/netspace_v2-setup.c
new file mode 100644
index 000000000000..9a064065bebe
--- /dev/null
+++ b/arch/arm/mach-kirkwood/netspace_v2-setup.c
@@ -0,0 +1,325 @@
+/*
+ * arch/arm/mach-kirkwood/netspace_v2-setup.c
+ *
+ * LaCie Network Space v2 board setup
+ *
+ * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
+ * Copyright (C) 2009 Benoît Canet <benoit.canet@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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/spi/flash.h>
+#include <linux/spi/spi.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/i2c.h>
+#include <linux/i2c/at24.h>
+#include <linux/input.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/leds.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <mach/kirkwood.h>
+#include <plat/time.h>
+#include "common.h"
+#include "mpp.h"
+
+/*****************************************************************************
+ * 512KB SPI Flash on Boot Device (MACRONIX MX25L4005)
+ ****************************************************************************/
+
+static struct mtd_partition netspace_v2_flash_parts[] = {
+        {
+                .name = "u-boot",
+                .size = MTDPART_SIZ_FULL,
+                .offset = 0,
+                .mask_flags = MTD_WRITEABLE, /* force read-only */
+        },
+};
+
+static const struct flash_platform_data netspace_v2_flash = {
+        .type           = "mx25l4005a",
+        .name           = "spi_flash",
+        .parts          = netspace_v2_flash_parts,
+        .nr_parts       = ARRAY_SIZE(netspace_v2_flash_parts),
+};
+
+static struct spi_board_info __initdata netspace_v2_spi_slave_info[] = {
+        {
+                .modalias       = "m25p80",
+                .platform_data  = &netspace_v2_flash,
+                .irq            = -1,
+                .max_speed_hz   = 20000000,
+                .bus_num        = 0,
+                .chip_select    = 0,
+        },
+};
+
+/*****************************************************************************
+ * Ethernet
+ ****************************************************************************/
+
+static struct mv643xx_eth_platform_data netspace_v2_ge00_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
+};
+
+/*****************************************************************************
+ * I2C devices
+ ****************************************************************************/
+
+static struct at24_platform_data at24c04 = {
+        .byte_len       = SZ_4K / 8,
+        .page_size      = 16,
+};
+
+/*
+ * i2c addr | chip         | description
+ * 0x50     | HT24LC04     | eeprom (512B)
+ */
+
+static struct i2c_board_info __initdata netspace_v2_i2c_info[] = {
+        {
+                I2C_BOARD_INFO("24c04", 0x50),
+                .platform_data  = &at24c04,
+        }
+};
+
+/*****************************************************************************
+ * SATA
+ ****************************************************************************/
+
+static struct mv_sata_platform_data netspace_v2_sata_data = {
+        .n_ports        = 2,
+};
+
+#define NETSPACE_V2_GPIO_SATA0_POWER    16
+#define NETSPACE_V2_GPIO_SATA1_POWER    17
+
+static void __init netspace_v2_sata_power_init(void)
+{
+        int err;
+
+        err = gpio_request(NETSPACE_V2_GPIO_SATA0_POWER, "SATA0 power");
+        if (err == 0) {
+                err = gpio_direction_output(NETSPACE_V2_GPIO_SATA0_POWER, 1);
+                if (err)
+                        gpio_free(NETSPACE_V2_GPIO_SATA0_POWER);
+        }
+        if (err)
+                pr_err("netspace_v2: failed to setup SATA0 power\n");
+}
+
+/*****************************************************************************
+ * GPIO keys
+ ****************************************************************************/
+
+#define NETSPACE_V2_PUSH_BUTTON         32
+
+static struct gpio_keys_button netspace_v2_buttons[] = {
+        [0] = {
+                .code           = KEY_POWER,
+                .gpio           = NETSPACE_V2_PUSH_BUTTON,
+                .desc           = "Power push button",
+                .active_low     = 0,
+        },
+};
+
+static struct gpio_keys_platform_data netspace_v2_button_data = {
+        .buttons        = netspace_v2_buttons,
+        .nbuttons       = ARRAY_SIZE(netspace_v2_buttons),
+};
+
+static struct platform_device netspace_v2_gpio_buttons = {
+        .name           = "gpio-keys",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &netspace_v2_button_data,
+        },
+};
+
+/*****************************************************************************
+ * GPIO LEDs
+ ****************************************************************************/
+
+/*
+ * The blue front LED is wired to a CPLD and can blink in relation with the
+ * SATA activity.
+ *
+ * The following array detail the different LED registers and the combination
+ * of their possible values:
+ *
+ *  cmd_led   |  slow_led  | /SATA active | LED state
+ *            |            |              |
+ *     1      |     0      |      x       |  off
+ *     -      |     1      |      x       |  on
+ *     0      |     0      |      1       |  on
+ *     0      |     0      |      0       |  blink (rate 300ms)
+ */
+
+#define NETSPACE_V2_GPIO_RED_LED        12
+#define NETSPACE_V2_GPIO_BLUE_LED_SLOW  29
+#define NETSPACE_V2_GPIO_BLUE_LED_CMD   30
+
+
+static struct gpio_led netspace_v2_gpio_led_pins[] = {
+        {
+                .name   = "ns_v2:red:fail",
+                .gpio   = NETSPACE_V2_GPIO_RED_LED,
+        },
+};
+
+static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
+        .num_leds       = ARRAY_SIZE(netspace_v2_gpio_led_pins),
+        .leds           = netspace_v2_gpio_led_pins,
+};
+
+static struct platform_device netspace_v2_gpio_leds = {
+        .name           = "leds-gpio",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &netspace_v2_gpio_leds_data,
+        },
+};
+
+static void __init netspace_v2_gpio_leds_init(void)
+{
+        platform_device_register(&netspace_v2_gpio_leds);
+
+        /*
+         * Configure the front blue LED to blink in relation with the SATA
+         * activity.
+         */
+        if (gpio_request(NETSPACE_V2_GPIO_BLUE_LED_SLOW,
+                         "SATA blue LED slow") != 0)
+                return;
+        if (gpio_direction_output(NETSPACE_V2_GPIO_BLUE_LED_SLOW, 0) != 0)
+                goto err_free_1;
+        if (gpio_request(NETSPACE_V2_GPIO_BLUE_LED_CMD,
+                         "SATA blue LED command") != 0)
+                goto err_free_1;
+        if (gpio_direction_output(NETSPACE_V2_GPIO_BLUE_LED_CMD, 0) != 0)
+                goto err_free_2;
+
+        return;
+
+err_free_2:
+        gpio_free(NETSPACE_V2_GPIO_BLUE_LED_CMD);
+err_free_1:
+        gpio_free(NETSPACE_V2_GPIO_BLUE_LED_SLOW);
+        pr_err("netspace_v2: failed to configure SATA blue LED\n");
+}
+
+/*****************************************************************************
+ * Timer
+ ****************************************************************************/
+
+static void netspace_v2_timer_init(void)
+{
+        kirkwood_tclk = 166666667;
+        orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
+}
+
+struct sys_timer netspace_v2_timer = {
+        .init = netspace_v2_timer_init,
+};
+
+/*****************************************************************************
+ * General Setup
+ ****************************************************************************/
+
+static unsigned int netspace_v2_mpp_config[] __initdata = {
+        MPP0_SPI_SCn,
+        MPP1_SPI_MOSI,
+        MPP2_SPI_SCK,
+        MPP3_SPI_MISO,
+        MPP4_NF_IO6,
+        MPP5_NF_IO7,
+        MPP6_SYSRST_OUTn,
+        MPP8_TW_SDA,
+        MPP9_TW_SCK,
+        MPP10_UART0_TXD,
+        MPP11_UART0_RXD,
+        MPP12_GPO,              /* Red led */
+        MPP14_GPIO,             /* USB fuse */
+        MPP16_GPIO,             /* SATA 0 power */
+        MPP18_NF_IO0,
+        MPP19_NF_IO1,
+        MPP20_SATA1_ACTn,
+        MPP21_SATA0_ACTn,
+        MPP24_GPIO,             /* USB mode select */
+        MPP25_GPIO,             /* Fan rotation fail */
+        MPP26_GPIO,             /* USB device vbus */
+        MPP28_GPIO,             /* USB enable host vbus */
+        MPP29_GPIO,             /* Blue led (slow register) */
+        MPP30_GPIO,             /* Blue led (command register) */
+        MPP31_GPIO,             /* Board power off */
+        MPP32_GPIO,             /* Power button (0 = Released, 1 = Pushed) */
+        0
+};
+
+#define NETSPACE_V2_GPIO_POWER_OFF      31
+
+static void netspace_v2_power_off(void)
+{
+        gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
+}
+
+static void __init netspace_v2_init(void)
+{
+        /*
+         * Basic setup. Needs to be called early.
+         */
+        kirkwood_init();
+        kirkwood_mpp_conf(netspace_v2_mpp_config);
+
+        netspace_v2_sata_power_init();
+
+        kirkwood_ehci_init();
+        kirkwood_ge00_init(&netspace_v2_ge00_data);
+        kirkwood_sata_init(&netspace_v2_sata_data);
+        kirkwood_uart0_init();
+        spi_register_board_info(netspace_v2_spi_slave_info,
+                                ARRAY_SIZE(netspace_v2_spi_slave_info));
+        kirkwood_spi_init();
+        kirkwood_i2c_init();
+        i2c_register_board_info(0, netspace_v2_i2c_info,
+                                ARRAY_SIZE(netspace_v2_i2c_info));
+
+        netspace_v2_gpio_leds_init();
+        platform_device_register(&netspace_v2_gpio_buttons);
+
+        if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
+            gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
+                pm_power_off = netspace_v2_power_off;
+        else
+                pr_err("netspace_v2: failed to configure power-off GPIO\n");
+}
+
+MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
+        .phys_io        = KIRKWOOD_REGS_PHYS_BASE,
+        .io_pg_offst    = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
+        .boot_params    = 0x00000100,
+        .init_machine   = netspace_v2_init,
+        .map_io         = kirkwood_map_io,
+        .init_irq       = kirkwood_init_irq,
+        .timer          = &netspace_v2_timer,
+MACHINE_END
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index e6d8e10ae5d1..8a0837ea0294 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -110,6 +110,8 @@ config MACH_CM_X300
         bool "CompuLab CM-X300 modules"
         select PXA3xx
         select CPU_PXA300
+        select CPU_PXA310
+        select HAVE_PWM
 
 config ARCH_GUMSTIX
         bool "Gumstix XScale 255 boards"
@@ -240,7 +242,6 @@ config MACH_COLIBRI300
         select PXA3xx
         select CPU_PXA300
         select CPU_PXA310
-        select HAVE_PWM
 
 config MACH_COLIBRI320
         bool "Toradex Colibri PXA320"
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 3395463bb5a6..8e10db148f1b 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -4,7 +4,6 @@
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 
-#include <mach/hardware.h>
 #include <mach/udc.h>
 #include <mach/pxafb.h>
 #include <mach/mmc.h>
@@ -14,6 +13,7 @@
 #include <mach/pxa2xx_spi.h>
 #include <mach/camera.h>
 #include <mach/audio.h>
+#include <mach/hardware.h>
 #include <plat/i2c.h>
 #include <plat/pxa3xx_nand.h>
 
diff --git a/arch/arm/mm/cache-fa.S b/arch/arm/mm/cache-fa.S
index b63a8f7b95cf..a89444a3c016 100644
--- a/arch/arm/mm/cache-fa.S
+++ b/arch/arm/mm/cache-fa.S
@@ -127,15 +127,16 @@ ENTRY(fa_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(kaddr)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure that the data held in the page kaddr is written back
  *      to the page in question.
  *
- *      - kaddr   - kernel address (guaranteed to be page aligned)
+ *      - addr  - kernel address
+ *      - size  - size of region
  */
-ENTRY(fa_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(fa_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean & invalidate D line
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -213,7 +214,7 @@ ENTRY(fa_cache_fns)
         .long   fa_flush_user_cache_range
         .long   fa_coherent_kern_range
         .long   fa_coherent_user_range
-        .long   fa_flush_kern_dcache_page
+        .long   fa_flush_kern_dcache_area
         .long   fa_dma_inv_range
         .long   fa_dma_clean_range
         .long   fa_dma_flush_range
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 747f9a9021bb..cb8fc6573b1b 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -28,69 +28,120 @@
 static void __iomem *l2x0_base;
 static DEFINE_SPINLOCK(l2x0_lock);
 
-static inline void sync_writel(unsigned long val, unsigned long reg,
-                               unsigned long complete_mask)
+static inline void cache_wait(void __iomem *reg, unsigned long mask)
 {
-        unsigned long flags;
-
-        spin_lock_irqsave(&l2x0_lock, flags);
-        writel(val, l2x0_base + reg);
         /* wait for the operation to complete */
-        while (readl(l2x0_base + reg) & complete_mask)
+        while (readl(reg) & mask)
                 ;
-        spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
 static inline void cache_sync(void)
 {
-        sync_writel(0, L2X0_CACHE_SYNC, 1);
+        void __iomem *base = l2x0_base;
+        writel(0, base + L2X0_CACHE_SYNC);
+        cache_wait(base + L2X0_CACHE_SYNC, 1);
 }
 
 static inline void l2x0_inv_all(void)
 {
+        unsigned long flags;
+
         /* invalidate all ways */
-        sync_writel(0xff, L2X0_INV_WAY, 0xff);
+        spin_lock_irqsave(&l2x0_lock, flags);
+        writel(0xff, l2x0_base + L2X0_INV_WAY);
+        cache_wait(l2x0_base + L2X0_INV_WAY, 0xff);
         cache_sync();
+        spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
 static void l2x0_inv_range(unsigned long start, unsigned long end)
 {
-        unsigned long addr;
+        void __iomem *base = l2x0_base;
+        unsigned long flags;
 
+        spin_lock_irqsave(&l2x0_lock, flags);
         if (start & (CACHE_LINE_SIZE - 1)) {
                 start &= ~(CACHE_LINE_SIZE - 1);
-                sync_writel(start, L2X0_CLEAN_INV_LINE_PA, 1);
+                cache_wait(base + L2X0_CLEAN_INV_LINE_PA, 1);
+                writel(start, base + L2X0_CLEAN_INV_LINE_PA);
                 start += CACHE_LINE_SIZE;
         }
 
         if (end & (CACHE_LINE_SIZE - 1)) {
                 end &= ~(CACHE_LINE_SIZE - 1);
-                sync_writel(end, L2X0_CLEAN_INV_LINE_PA, 1);
+                cache_wait(base + L2X0_CLEAN_INV_LINE_PA, 1);
+                writel(end, base + L2X0_CLEAN_INV_LINE_PA);
         }
 
-        for (addr = start; addr < end; addr += CACHE_LINE_SIZE)
-                sync_writel(addr, L2X0_INV_LINE_PA, 1);
+        while (start < end) {
+                unsigned long blk_end = start + min(end - start, 4096UL);
+
+                while (start < blk_end) {
+                        cache_wait(base + L2X0_INV_LINE_PA, 1);
+                        writel(start, base + L2X0_INV_LINE_PA);
+                        start += CACHE_LINE_SIZE;
+                }
+
+                if (blk_end < end) {
+                        spin_unlock_irqrestore(&l2x0_lock, flags);
+                        spin_lock_irqsave(&l2x0_lock, flags);
+                }
+        }
+        cache_wait(base + L2X0_INV_LINE_PA, 1);
         cache_sync();
+        spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
 static void l2x0_clean_range(unsigned long start, unsigned long end)
 {
-        unsigned long addr;
+        void __iomem *base = l2x0_base;
+        unsigned long flags;
 
+        spin_lock_irqsave(&l2x0_lock, flags);
         start &= ~(CACHE_LINE_SIZE - 1);
-        for (addr = start; addr < end; addr += CACHE_LINE_SIZE)
-                sync_writel(addr, L2X0_CLEAN_LINE_PA, 1);
+        while (start < end) {
+                unsigned long blk_end = start + min(end - start, 4096UL);
+
+                while (start < blk_end) {
+                        cache_wait(base + L2X0_CLEAN_LINE_PA, 1);
+                        writel(start, base + L2X0_CLEAN_LINE_PA);
+                        start += CACHE_LINE_SIZE;
+                }
+
+                if (blk_end < end) {
+                        spin_unlock_irqrestore(&l2x0_lock, flags);
+                        spin_lock_irqsave(&l2x0_lock, flags);
+                }
+        }
+        cache_wait(base + L2X0_CLEAN_LINE_PA, 1);
         cache_sync();
+        spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
 static void l2x0_flush_range(unsigned long start, unsigned long end)
 {
-        unsigned long addr;
+        void __iomem *base = l2x0_base;
+        unsigned long flags;
 
+        spin_lock_irqsave(&l2x0_lock, flags);
         start &= ~(CACHE_LINE_SIZE - 1);
-        for (addr = start; addr < end; addr += CACHE_LINE_SIZE)
-                sync_writel(addr, L2X0_CLEAN_INV_LINE_PA, 1);
+        while (start < end) {
+                unsigned long blk_end = start + min(end - start, 4096UL);
+
+                while (start < blk_end) {
+                        cache_wait(base + L2X0_CLEAN_INV_LINE_PA, 1);
+                        writel(start, base + L2X0_CLEAN_INV_LINE_PA);
+                        start += CACHE_LINE_SIZE;
+                }
+
+                if (blk_end < end) {
+                        spin_unlock_irqrestore(&l2x0_lock, flags);
+                        spin_lock_irqsave(&l2x0_lock, flags);
+                }
+        }
+        cache_wait(base + L2X0_CLEAN_INV_LINE_PA, 1);
         cache_sync();
+        spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
 void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask)
diff --git a/arch/arm/mm/cache-v3.S b/arch/arm/mm/cache-v3.S
index 8a4abebc478a..2a482731ea36 100644
--- a/arch/arm/mm/cache-v3.S
+++ b/arch/arm/mm/cache-v3.S
@@ -72,14 +72,15 @@ ENTRY(v3_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *page, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v3_flush_kern_dcache_page)
+ENTRY(v3_flush_kern_dcache_area)
         /* FALLTHROUGH */
 
 /*
@@ -129,7 +130,7 @@ ENTRY(v3_cache_fns)
         .long   v3_flush_user_cache_range
         .long   v3_coherent_kern_range
         .long   v3_coherent_user_range
-        .long   v3_flush_kern_dcache_page
+        .long   v3_flush_kern_dcache_area
         .long   v3_dma_inv_range
         .long   v3_dma_clean_range
         .long   v3_dma_flush_range
diff --git a/arch/arm/mm/cache-v4.S b/arch/arm/mm/cache-v4.S
index 3668611cb400..5c7da3e372e9 100644
--- a/arch/arm/mm/cache-v4.S
+++ b/arch/arm/mm/cache-v4.S
@@ -82,14 +82,15 @@ ENTRY(v4_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v4_flush_kern_dcache_page)
+ENTRY(v4_flush_kern_dcache_area)
         /* FALLTHROUGH */
 
 /*
@@ -141,7 +142,7 @@ ENTRY(v4_cache_fns)
         .long   v4_flush_user_cache_range
         .long   v4_coherent_kern_range
         .long   v4_coherent_user_range
-        .long   v4_flush_kern_dcache_page
+        .long   v4_flush_kern_dcache_area
         .long   v4_dma_inv_range
         .long   v4_dma_clean_range
         .long   v4_dma_flush_range
diff --git a/arch/arm/mm/cache-v4wb.S b/arch/arm/mm/cache-v4wb.S
index 2ebc1b3bf856..3dbedf1ec0e7 100644
--- a/arch/arm/mm/cache-v4wb.S
+++ b/arch/arm/mm/cache-v4wb.S
@@ -114,15 +114,16 @@ ENTRY(v4wb_flush_user_cache_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v4wb_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(v4wb_flush_kern_dcache_area)
+        add     r1, r0, r1
         /* fall through */
 
 /*
@@ -224,7 +225,7 @@ ENTRY(v4wb_cache_fns)
         .long   v4wb_flush_user_cache_range
         .long   v4wb_coherent_kern_range
         .long   v4wb_coherent_user_range
-        .long   v4wb_flush_kern_dcache_page
+        .long   v4wb_flush_kern_dcache_area
         .long   v4wb_dma_inv_range
         .long   v4wb_dma_clean_range
         .long   v4wb_dma_flush_range
diff --git a/arch/arm/mm/cache-v4wt.S b/arch/arm/mm/cache-v4wt.S
index c54fa2cc40e6..b3b7410270b4 100644
--- a/arch/arm/mm/cache-v4wt.S
+++ b/arch/arm/mm/cache-v4wt.S
@@ -117,17 +117,18 @@ ENTRY(v4wt_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v4wt_flush_kern_dcache_page)
+ENTRY(v4wt_flush_kern_dcache_area)
         mov     r2, #0
         mcr     p15, 0, r2, c7, c5, 0           @ invalidate I cache
-        add     r1, r0, #PAGE_SZ
+        add     r1, r0, r1
         /* fallthrough */
 
 /*
@@ -180,7 +181,7 @@ ENTRY(v4wt_cache_fns)
         .long   v4wt_flush_user_cache_range
         .long   v4wt_coherent_kern_range
         .long   v4wt_coherent_user_range
-        .long   v4wt_flush_kern_dcache_page
+        .long   v4wt_flush_kern_dcache_area
         .long   v4wt_dma_inv_range
         .long   v4wt_dma_clean_range
         .long   v4wt_dma_flush_range
diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S
index 295e25dd6381..4ba0a24ce6f5 100644
--- a/arch/arm/mm/cache-v6.S
+++ b/arch/arm/mm/cache-v6.S
@@ -159,15 +159,16 @@ ENDPROC(v6_coherent_user_range)
 ENDPROC(v6_coherent_kern_range)
 
 /*
- *      v6_flush_kern_dcache_page(kaddr)
+ *      v6_flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure that the data held in the page kaddr is written back
  *      to the page in question.
  *
- *      - kaddr   - kernel address (guaranteed to be page aligned)
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v6_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(v6_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:
 #ifdef HARVARD_CACHE
         mcr     p15, 0, r0, c7, c14, 1          @ clean & invalidate D line
@@ -271,7 +272,7 @@ ENTRY(v6_cache_fns)
         .long   v6_flush_user_cache_range
         .long   v6_coherent_kern_range
         .long   v6_coherent_user_range
-        .long   v6_flush_kern_dcache_page
+        .long   v6_flush_kern_dcache_area
         .long   v6_dma_inv_range
         .long   v6_dma_clean_range
         .long   v6_dma_flush_range
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index e1bd9759617f..9073db849fb4 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -186,16 +186,17 @@ ENDPROC(v7_coherent_kern_range)
 ENDPROC(v7_coherent_user_range)
 
 /*
- *      v7_flush_kern_dcache_page(kaddr)
+ *      v7_flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure that the data held in the page kaddr is written back
  *      to the page in question.
  *
- *      - kaddr   - kernel address (guaranteed to be page aligned)
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v7_flush_kern_dcache_page)
+ENTRY(v7_flush_kern_dcache_area)
         dcache_line_size r2, r3
-        add     r1, r0, #PAGE_SZ
+        add     r1, r0, r1
 1:
         mcr     p15, 0, r0, c7, c14, 1          @ clean & invalidate D line / unified line
         add     r0, r0, r2
@@ -203,7 +204,7 @@ ENTRY(v7_flush_kern_dcache_page)
         blo     1b
         dsb
         mov     pc, lr
-ENDPROC(v7_flush_kern_dcache_page)
+ENDPROC(v7_flush_kern_dcache_area)
 
 /*
  *      v7_dma_inv_range(start,end)
@@ -279,7 +280,7 @@ ENTRY(v7_cache_fns)
         .long   v7_flush_user_cache_range
         .long   v7_coherent_kern_range
         .long   v7_coherent_user_range
-        .long   v7_flush_kern_dcache_page
+        .long   v7_flush_kern_dcache_area
         .long   v7_dma_inv_range
         .long   v7_dma_clean_range
         .long   v7_dma_flush_range
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index 329594e760cd..6f3a4b7a3b82 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -131,7 +131,7 @@ void __flush_dcache_page(struct address_space *mapping, struct page *page)
          */
         if (addr)
 #endif
-                __cpuc_flush_dcache_page(addr);
+                __cpuc_flush_dcache_area(addr, PAGE_SIZE);
 
         /*
          * If this is a page cache page, and we have an aliasing VIPT cache,
@@ -258,5 +258,5 @@ void __flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned l
          * in this mapping of the page.  FIXME: this is overkill
          * since we actually ask for a write-back and invalidate.
          */
-        __cpuc_flush_dcache_page(page_address(page));
+        __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
 }
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 30f82fb5918c..2be1ec7c1b41 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -79,7 +79,7 @@ void kunmap_atomic(void *kvaddr, enum km_type type)
         unsigned int idx = type + KM_TYPE_NR * smp_processor_id();
 
         if (kvaddr >= (void *)FIXADDR_START) {
-                __cpuc_flush_dcache_page((void *)vaddr);
+                __cpuc_flush_dcache_area((void *)vaddr, PAGE_SIZE);
 #ifdef CONFIG_DEBUG_HIGHMEM
                 BUG_ON(vaddr != __fix_to_virt(FIX_KMAP_BEGIN + idx));
                 set_pte_ext(TOP_PTE(vaddr), __pte(0), 0);
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 900811cc9130..374a8311bc84 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -61,7 +61,7 @@ void setup_mm_for_reboot(char mode)
 
 void flush_dcache_page(struct page *page)
 {
-        __cpuc_flush_dcache_page(page_address(page));
+        __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
 }
 EXPORT_SYMBOL(flush_dcache_page);
 
diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index d9fb4b98c49f..8012e24282b2 100644
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -231,17 +231,18 @@ ENTRY(arm1020_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - page  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm1020_flush_kern_dcache_page)
+ENTRY(arm1020_flush_kern_dcache_area)
         mov     ip, #0
 #ifndef CONFIG_CPU_DCACHE_DISABLE
-        add     r1, r0, #PAGE_SZ
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         mcr     p15, 0, ip, c7, c10, 4          @ drain WB
         add     r0, r0, #CACHE_DLINESIZE
@@ -335,7 +336,7 @@ ENTRY(arm1020_cache_fns)
         .long   arm1020_flush_user_cache_range
         .long   arm1020_coherent_kern_range
         .long   arm1020_coherent_user_range
-        .long   arm1020_flush_kern_dcache_page
+        .long   arm1020_flush_kern_dcache_area
         .long   arm1020_dma_inv_range
         .long   arm1020_dma_clean_range
         .long   arm1020_dma_flush_range
diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index 7453b75dcea5..41fe25d234f5 100644
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -225,17 +225,18 @@ ENTRY(arm1020e_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - page  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm1020e_flush_kern_dcache_page)
+ENTRY(arm1020e_flush_kern_dcache_area)
         mov     ip, #0
 #ifndef CONFIG_CPU_DCACHE_DISABLE
-        add     r1, r0, #PAGE_SZ
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -321,7 +322,7 @@ ENTRY(arm1020e_cache_fns)
         .long   arm1020e_flush_user_cache_range
         .long   arm1020e_coherent_kern_range
         .long   arm1020e_coherent_user_range
-        .long   arm1020e_flush_kern_dcache_page
+        .long   arm1020e_flush_kern_dcache_area
         .long   arm1020e_dma_inv_range
         .long   arm1020e_dma_clean_range
         .long   arm1020e_dma_flush_range
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index 8eb72d75a8b6..20a5b1b31a70 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -214,17 +214,18 @@ ENTRY(arm1022_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - page  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm1022_flush_kern_dcache_page)
+ENTRY(arm1022_flush_kern_dcache_area)
         mov     ip, #0
 #ifndef CONFIG_CPU_DCACHE_DISABLE
-        add     r1, r0, #PAGE_SZ
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -310,7 +311,7 @@ ENTRY(arm1022_cache_fns)
         .long   arm1022_flush_user_cache_range
         .long   arm1022_coherent_kern_range
         .long   arm1022_coherent_user_range
-        .long   arm1022_flush_kern_dcache_page
+        .long   arm1022_flush_kern_dcache_area
         .long   arm1022_dma_inv_range
         .long   arm1022_dma_clean_range
         .long   arm1022_dma_flush_range
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index 3b59f0d67139..96aedb10fcc4 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -208,17 +208,18 @@ ENTRY(arm1026_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - page  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm1026_flush_kern_dcache_page)
+ENTRY(arm1026_flush_kern_dcache_area)
         mov     ip, #0
 #ifndef CONFIG_CPU_DCACHE_DISABLE
-        add     r1, r0, #PAGE_SZ
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -304,7 +305,7 @@ ENTRY(arm1026_cache_fns)
         .long   arm1026_flush_user_cache_range
         .long   arm1026_coherent_kern_range
         .long   arm1026_coherent_user_range
-        .long   arm1026_flush_kern_dcache_page
+        .long   arm1026_flush_kern_dcache_area
         .long   arm1026_dma_inv_range
         .long   arm1026_dma_clean_range
         .long   arm1026_dma_flush_range
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 2b7c197cc58d..471669e2d7cb 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -207,15 +207,16 @@ ENTRY(arm920_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm920_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(arm920_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -293,7 +294,7 @@ ENTRY(arm920_cache_fns)
         .long   arm920_flush_user_cache_range
         .long   arm920_coherent_kern_range
         .long   arm920_coherent_user_range
-        .long   arm920_flush_kern_dcache_page
+        .long   arm920_flush_kern_dcache_area
         .long   arm920_dma_inv_range
         .long   arm920_dma_clean_range
         .long   arm920_dma_flush_range
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index 06a1aa4e3398..ee111b00fa41 100644
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -209,15 +209,16 @@ ENTRY(arm922_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm922_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(arm922_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -295,7 +296,7 @@ ENTRY(arm922_cache_fns)
         .long   arm922_flush_user_cache_range
         .long   arm922_coherent_kern_range
         .long   arm922_coherent_user_range
-        .long   arm922_flush_kern_dcache_page
+        .long   arm922_flush_kern_dcache_area
         .long   arm922_dma_inv_range
         .long   arm922_dma_clean_range
         .long   arm922_dma_flush_range
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index cb53435a85ae..8deb5bde58e4 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -251,15 +251,16 @@ ENTRY(arm925_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm925_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(arm925_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -346,7 +347,7 @@ ENTRY(arm925_cache_fns)
         .long   arm925_flush_user_cache_range
         .long   arm925_coherent_kern_range
         .long   arm925_coherent_user_range
-        .long   arm925_flush_kern_dcache_page
+        .long   arm925_flush_kern_dcache_area
         .long   arm925_dma_inv_range
         .long   arm925_dma_clean_range
         .long   arm925_dma_flush_range
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 1c4848704bb3..64db6e275a44 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -214,15 +214,16 @@ ENTRY(arm926_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm926_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(arm926_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -309,7 +310,7 @@ ENTRY(arm926_cache_fns)
         .long   arm926_flush_user_cache_range
         .long   arm926_coherent_kern_range
         .long   arm926_coherent_user_range
-        .long   arm926_flush_kern_dcache_page
+        .long   arm926_flush_kern_dcache_area
         .long   arm926_dma_inv_range
         .long   arm926_dma_clean_range
         .long   arm926_dma_flush_range
diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S
index 5b0f8464c8f2..8196b9f401fb 100644
--- a/arch/arm/mm/proc-arm940.S
+++ b/arch/arm/mm/proc-arm940.S
@@ -141,14 +141,15 @@ ENTRY(arm940_coherent_user_range)
         /* FALLTHROUGH */
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(arm940_flush_kern_dcache_page)
+ENTRY(arm940_flush_kern_dcache_area)
         mov     ip, #0
         mov     r1, #(CACHE_DSEGMENTS - 1) << 4 @ 4 segments
 1:      orr     r3, r1, #(CACHE_DENTRIES - 1) << 26 @ 64 entries
@@ -238,7 +239,7 @@ ENTRY(arm940_cache_fns)
         .long   arm940_flush_user_cache_range
         .long   arm940_coherent_kern_range
         .long   arm940_coherent_user_range
-        .long   arm940_flush_kern_dcache_page
+        .long   arm940_flush_kern_dcache_area
         .long   arm940_dma_inv_range
         .long   arm940_dma_clean_range
         .long   arm940_dma_flush_range
diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S
index 40c0449a139b..9a951239c86c 100644
--- a/arch/arm/mm/proc-arm946.S
+++ b/arch/arm/mm/proc-arm946.S
@@ -183,16 +183,17 @@ ENTRY(arm946_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  * (same as arm926)
  */
-ENTRY(arm946_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(arm946_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -280,7 +281,7 @@ ENTRY(arm946_cache_fns)
         .long   arm946_flush_user_cache_range
         .long   arm946_coherent_kern_range
         .long   arm946_coherent_user_range
-        .long   arm946_flush_kern_dcache_page
+        .long   arm946_flush_kern_dcache_area
         .long   arm946_dma_inv_range
         .long   arm946_dma_clean_range
         .long   arm946_dma_flush_range
diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S
index d0d7795200fc..dbc39383e66a 100644
--- a/arch/arm/mm/proc-feroceon.S
+++ b/arch/arm/mm/proc-feroceon.S
@@ -226,16 +226,17 @@ ENTRY(feroceon_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
         .align  5
-ENTRY(feroceon_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(feroceon_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -246,7 +247,7 @@ ENTRY(feroceon_flush_kern_dcache_page)
         mov     pc, lr
 
         .align  5
-ENTRY(feroceon_range_flush_kern_dcache_page)
+ENTRY(feroceon_range_flush_kern_dcache_area)
         mrs     r2, cpsr
         add     r1, r0, #PAGE_SZ - CACHE_DLINESIZE      @ top addr is inclusive
         orr     r3, r2, #PSR_I_BIT
@@ -372,7 +373,7 @@ ENTRY(feroceon_cache_fns)
         .long   feroceon_flush_user_cache_range
         .long   feroceon_coherent_kern_range
         .long   feroceon_coherent_user_range
-        .long   feroceon_flush_kern_dcache_page
+        .long   feroceon_flush_kern_dcache_area
         .long   feroceon_dma_inv_range
         .long   feroceon_dma_clean_range
         .long   feroceon_dma_flush_range
@@ -383,7 +384,7 @@ ENTRY(feroceon_range_cache_fns)
         .long   feroceon_flush_user_cache_range
         .long   feroceon_coherent_kern_range
         .long   feroceon_coherent_user_range
-        .long   feroceon_range_flush_kern_dcache_page
+        .long   feroceon_range_flush_kern_dcache_area
         .long   feroceon_range_dma_inv_range
         .long   feroceon_range_dma_clean_range
         .long   feroceon_range_dma_flush_range
diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S
index 52b5fd74fbb3..9674d36cc97d 100644
--- a/arch/arm/mm/proc-mohawk.S
+++ b/arch/arm/mm/proc-mohawk.S
@@ -186,15 +186,16 @@ ENTRY(mohawk_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(mohawk_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(mohawk_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -273,7 +274,7 @@ ENTRY(mohawk_cache_fns)
         .long   mohawk_flush_user_cache_range
         .long   mohawk_coherent_kern_range
         .long   mohawk_coherent_user_range
-        .long   mohawk_flush_kern_dcache_page
+        .long   mohawk_flush_kern_dcache_area
         .long   mohawk_dma_inv_range
         .long   mohawk_dma_clean_range
         .long   mohawk_dma_flush_range
diff --git a/arch/arm/mm/proc-syms.c b/arch/arm/mm/proc-syms.c
index ac5c80062b70..3e6210b4d6d4 100644
--- a/arch/arm/mm/proc-syms.c
+++ b/arch/arm/mm/proc-syms.c
@@ -27,8 +27,7 @@ EXPORT_SYMBOL(__cpuc_flush_kern_all);
 EXPORT_SYMBOL(__cpuc_flush_user_all);
 EXPORT_SYMBOL(__cpuc_flush_user_range);
 EXPORT_SYMBOL(__cpuc_coherent_kern_range);
-EXPORT_SYMBOL(__cpuc_flush_dcache_page);
-EXPORT_SYMBOL(dmac_inv_range);  /* because of flush_ioremap_region() */
+EXPORT_SYMBOL(__cpuc_flush_dcache_area);
 #else
 EXPORT_SYMBOL(cpu_cache);
 #endif
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 5485c821101c..395cc90c6613 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -254,10 +254,9 @@ __pj4_v6_proc_info:
         .long   0x560f5810
         .long   0xff0ffff0
         .long   PMD_TYPE_SECT | \
-                PMD_SECT_BUFFERABLE | \
-                PMD_SECT_CACHEABLE | \
                 PMD_SECT_AP_WRITE | \
-                PMD_SECT_AP_READ
+                PMD_SECT_AP_READ | \
+                PMD_FLAGS
         .long   PMD_TYPE_SECT | \
                 PMD_SECT_XN | \
                 PMD_SECT_AP_WRITE | \
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index fab134e29826..96456f548798 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -226,15 +226,16 @@ ENTRY(xsc3_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache.
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(xsc3_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(xsc3_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean/invalidate L1 D line
         add     r0, r0, #CACHELINESIZE
         cmp     r0, r1
@@ -309,7 +310,7 @@ ENTRY(xsc3_cache_fns)
         .long   xsc3_flush_user_cache_range
         .long   xsc3_coherent_kern_range
         .long   xsc3_coherent_user_range
-        .long   xsc3_flush_kern_dcache_page
+        .long   xsc3_flush_kern_dcache_area
         .long   xsc3_dma_inv_range
         .long   xsc3_dma_clean_range
         .long   xsc3_dma_flush_range
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index f056c283682d..93df47265f2d 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -284,15 +284,16 @@ ENTRY(xscale_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(xscale_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(xscale_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
         mcr     p15, 0, r0, c7, c6, 1           @ invalidate D entry
         add     r0, r0, #CACHELINESIZE
@@ -368,7 +369,7 @@ ENTRY(xscale_cache_fns)
         .long   xscale_flush_user_cache_range
         .long   xscale_coherent_kern_range
         .long   xscale_coherent_user_range
-        .long   xscale_flush_kern_dcache_page
+        .long   xscale_flush_kern_dcache_area
         .long   xscale_dma_inv_range
         .long   xscale_dma_clean_range
         .long   xscale_dma_flush_range
@@ -392,7 +393,7 @@ ENTRY(xscale_80200_A0_A1_cache_fns)
         .long   xscale_flush_user_cache_range
         .long   xscale_coherent_kern_range
         .long   xscale_coherent_user_range
-        .long   xscale_flush_kern_dcache_page
+        .long   xscale_flush_kern_dcache_area
         .long   xscale_dma_flush_range
         .long   xscale_dma_clean_range
         .long   xscale_dma_flush_range
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 07b976da6174..c3a74ce24ef6 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# Last update: Wed Nov 25 22:14:58 2009
+# Last update: Wed Dec 16 20:06:34 2009
 #
 # machine_is_xxx        CONFIG_xxxx             MACH_TYPE_xxx           number
 #
@@ -1776,6 +1776,7 @@ cybook3			MACH_CYBOOK3		CYBOOK3			1784
 wdg002                  MACH_WDG002             WDG002                  1785
 sg560adsl               MACH_SG560ADSL          SG560ADSL               1786
 nextio_n2800_ica        MACH_NEXTIO_N2800_ICA   NEXTIO_N2800_ICA        1787
+dove_db                 MACH_DOVE_DB            DOVE_DB                 1788
 marvell_newdb           MACH_MARVELL_NEWDB      MARVELL_NEWDB           1789
 vandihud                MACH_VANDIHUD           VANDIHUD                1790
 magx_e8                 MACH_MAGX_E8            MAGX_E8                 1791
@@ -2536,3 +2537,44 @@ c3ax03			MACH_C3AX03		C3AX03			2549
 mxt_td60                MACH_MXT_TD60           MXT_TD60                2550
 esyx                    MACH_ESYX               ESYX                    2551
 bulldog                 MACH_BULLDOG            BULLDOG                 2553
+derell_me2000           MACH_DERELL_ME2000      DERELL_ME2000           2554
+bcmring_base            MACH_BCMRING_BASE       BCMRING_BASE            2555
+bcmring_evm             MACH_BCMRING_EVM        BCMRING_EVM             2556
+bcmring_evm_jazz        MACH_BCMRING_EVM_JAZZ   BCMRING_EVM_JAZZ        2557
+bcmring_sp              MACH_BCMRING_SP         BCMRING_SP              2558
+bcmring_sv              MACH_BCMRING_SV         BCMRING_SV              2559
+bcmring_sv_jazz         MACH_BCMRING_SV_JAZZ    BCMRING_SV_JAZZ         2560
+bcmring_tablet          MACH_BCMRING_TABLET     BCMRING_TABLET          2561
+bcmring_vp              MACH_BCMRING_VP         BCMRING_VP              2562
+bcmring_evm_seikor      MACH_BCMRING_EVM_SEIKOR BCMRING_EVM_SEIKOR      2563
+bcmring_sp_wqvga        MACH_BCMRING_SP_WQVGA   BCMRING_SP_WQVGA        2564
+bcmring_custom          MACH_BCMRING_CUSTOM     BCMRING_CUSTOM          2565
+acer_s200               MACH_ACER_S200          ACER_S200               2566
+bt270                   MACH_BT270              BT270                   2567
+iseo                    MACH_ISEO               ISEO                    2568
+cezanne                 MACH_CEZANNE            CEZANNE                 2569
+lucca                   MACH_LUCCA              LUCCA                   2570
+supersmart              MACH_SUPERSMART         SUPERSMART              2571
+magnolia2               MACH_MAGNOLIA2          MAGNOLIA2               2573
+emxx                    MACH_EMXX               EMXX                    2574
+outlaw                  MACH_OUTLAW             OUTLAW                  2575
+riot_bei2               MACH_RIOT_BEI2          RIOT_BEI2               2576
+riot_vox                MACH_RIOT_VOX           RIOT_VOX                2577
+riot_x37                MACH_RIOT_X37           RIOT_X37                2578
+mega25mx                MACH_MEGA25MX           MEGA25MX                2579
+benzina2                MACH_BENZINA2           BENZINA2                2580
+ignite                  MACH_IGNITE             IGNITE                  2581
+foggia                  MACH_FOGGIA             FOGGIA                  2582
+arezzo                  MACH_AREZZO             AREZZO                  2583
+leica_skywalker         MACH_LEICA_SKYWALKER    LEICA_SKYWALKER         2584
+jacinto2_jamr           MACH_JACINTO2_JAMR      JACINTO2_JAMR           2585
+gts_nova                MACH_GTS_NOVA           GTS_NOVA                2586
+p3600                   MACH_P3600              P3600                   2587
+dlt2                    MACH_DLT2               DLT2                    2588
+df3120                  MACH_DF3120             DF3120                  2589
+ecucore_9g20            MACH_ECUCORE_9G20       ECUCORE_9G20            2590
+nautel_lpc3240          MACH_NAUTEL_LPC3240     NAUTEL_LPC3240          2591
+glacier                 MACH_GLACIER            GLACIER                 2592
+phrazer_bulldog         MACH_PHRAZER_BULLDOG    PHRAZER_BULLDOG         2593
+omap3_bulldog           MACH_OMAP3_BULLDOG      OMAP3_BULLDOG           2594
+pca101                  MACH_PCA101             PCA101                  2595
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 74fa075c838a..b13f6417b5b2 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -20,14 +20,23 @@
 
 #include <asm/io.h>
 #include <mach/hardware.h>
-#include <asm/cacheflush.h>
 
 #include <asm/mach/flash.h>
 
+#define CACHELINESIZE   32
+
 static void pxa2xx_map_inval_cache(struct map_info *map, unsigned long from,
                                       ssize_t len)
 {
-        flush_ioremap_region(map->phys, map->cached, from, len);
+        unsigned long start = (unsigned long)map->cached + from;
+        unsigned long end = start + len;
+
+        start &= ~(CACHELINESIZE - 1);
+        while (start < end) {
+                /* invalidate D cache line */
+                asm volatile ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start));
+                start += CACHELINESIZE;
+        }
 }
 
 struct pxa2xx_flash_info {
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index 3aabf1e37988..76e640bccde8 100644
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -291,7 +291,7 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev)
                 skt->nr = ops->first + i;
                 skt->ops = ops;
                 skt->socket.owner = ops->owner;
-                skt->socket.dev.parent = dev;
+                skt->socket.dev.parent = &dev->dev;
                 skt->socket.pci_irq = NO_IRQ;
 
                 ret = pxa2xx_drv_pcmcia_add_one(skt);
@@ -304,8 +304,8 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev)
                         soc_pcmcia_remove_one(&sinfo->skt[i]);
                 kfree(sinfo);
         } else {
-                pxa2xx_configure_sockets(dev);
-                dev_set_drvdata(dev, sinfo);
+                pxa2xx_configure_sockets(&dev->dev);
+                dev_set_drvdata(&dev->dev, sinfo);
         }
 
         return ret;