Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

41 files changed, 306 insertions, 172 deletions

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index a8a3d1e23e26..2455dcc744a0 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -59,8 +59,10 @@ config MACH_OMAP3_BEAGLE
         select OMAP_PACKAGE_CBB
 
 config MACH_DEVKIT8000
-        bool "DEVKIT8000 board"
-        depends on ARCH_OMAP3
+        bool "DEVKIT8000 board"
+        depends on ARCH_OMAP3
+        select OMAP_PACKAGE_CUS
+        select OMAP_MUX
 
 config MACH_OMAP_LDP
         bool "OMAP3 LDP board"
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 2069fb33baaa..4b9fc57770db 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -22,6 +22,9 @@ obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
 # SMP support ONLY available for OMAP4
 obj-$(CONFIG_SMP)                       += omap-smp.o omap-headsmp.o
 obj-$(CONFIG_LOCAL_TIMERS)              += timer-mpu.o
+obj-$(CONFIG_ARCH_OMAP4)                += omap44xx-smc.o
+
+AFLAGS_omap44xx-smc.o                   :=-Wa,-march=armv7-a
 
 # Functions loaded to SRAM
 obj-$(CONFIG_ARCH_OMAP2420)             += sram242x.o
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index a101029ceb6f..5822bcf7b15f 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -648,7 +648,7 @@ static void enable_board_wakeup_source(void)
                 OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
 }
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c
index 4386d2b4a785..504d2bd222fe 100755..100644
--- a/arch/arm/mach-omap2/board-3630sdp.c
+++ b/arch/arm/mach-omap2/board-3630sdp.c
@@ -54,7 +54,7 @@ static void enable_board_wakeup_source(void)
                 OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
 }
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
@@ -96,6 +96,7 @@ static struct omap_board_mux board_mux[] __initdata = {
 static void __init omap_sdp_init(void)
 {
         omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
+        omap_serial_init();
         zoom_peripherals_init();
         board_smc91x_init();
         enable_board_wakeup_source();
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 180ac112e527..b88f28c5814b 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -50,33 +50,9 @@ static struct omap_board_config_kernel sdp4430_config[] __initdata = {
 };
 
 #ifdef CONFIG_CACHE_L2X0
-noinline void omap_smc1(u32 fn, u32 arg)
-{
-        register u32 r12 asm("r12") = fn;
-        register u32 r0 asm("r0") = arg;
-
-        /* This is common routine cache secure monitor API used to
-         * modify the PL310 secure registers.
-         * r0 contains the value to be modified and "r12" contains
-         * the monitor API number. It uses few CPU registers
-         * internally and hence they need be backed up including
-         * link register "lr".
-         * Explicitly save r11 and r12 the compiler generated code
-         * won't save it.
-         */
-        asm volatile(
-                "stmfd r13!, {r11,r12}\n"
-                "dsb\n"
-                "smc\n"
-                "ldmfd r13!, {r11,r12}\n"
-                : "+r" (r0), "+r" (r12)
-                :
-                : "r4", "r5", "r10", "lr", "cc");
-}
-EXPORT_SYMBOL(omap_smc1);
-
 static int __init omap_l2_cache_init(void)
 {
+        extern void omap_smc1(u32 fn, u32 arg);
         void __iomem *l2cache_base;
 
         /* To avoid code running on other OMAPs in
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 70c18614773c..c1c4389fbd8f 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -273,7 +273,7 @@ static void __init am3517_evm_init_irq(void)
         omap_gpio_init();
 }
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
@@ -294,9 +294,9 @@ static struct omap_board_mux board_mux[] __initdata = {
 
 static void __init am3517_evm_init(void)
 {
-        am3517_evm_i2c_init();
-
         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+
+        am3517_evm_i2c_init();
         platform_add_devices(am3517_evm_devices,
                                 ARRAY_SIZE(am3517_evm_devices));
 
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index afa77caaff4d..2de4f79f03a0 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -612,7 +612,7 @@ static struct omap2_hsmmc_info mmc[] = {
         {}      /* Terminator */
 };
 
-static struct ehci_hcd_omap_platform_data ehci_pdata = {
+static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index 371019054b49..47e3af2166d4 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -50,7 +50,6 @@
 #include <linux/input/matrix_keypad.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
-#include <linux/usb/otg.h>
 #include <linux/dm9000.h>
 #include <linux/interrupt.h>
 
@@ -269,20 +268,6 @@ static int devkit8000_twl_gpio_setup(struct device *dev,
         devkit8000_vmmc1_supply.dev = mmc[0].dev;
         devkit8000_vsim_supply.dev = mmc[0].dev;
 
-        /* REVISIT: need ehci-omap hooks for external VBUS
-         * power switch and overcurrent detect
-         */
-
-        gpio_request(gpio + 1, "EHCI_nOC");
-        gpio_direction_input(gpio + 1);
-
-        /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
-        gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
-        gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
-
-        /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
-        gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
-
         return 0;
 }
 
@@ -303,7 +288,7 @@ static struct regulator_consumer_supply devkit8000_vpll2_supplies[] = {
         .dev            = &devkit8000_lcd_device.dev,
         },
         {
-        .supply         = "vdss_dsi",
+        .supply         = "vdds_dsi",
         .dev            = &devkit8000_dss_device.dev,
         }
 };
@@ -636,20 +621,24 @@ static struct omap_musb_board_data musb_board_data = {
         .power                  = 100,
 };
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
-        .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+        .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 
         .phy_reset  = true,
         .reset_gpio_port[0]  = -EINVAL,
-        .reset_gpio_port[1]  = 147,
+        .reset_gpio_port[1]  = -EINVAL,
         .reset_gpio_port[2]  = -EINVAL
 };
 
 static void __init devkit8000_init(void)
 {
+        omap_serial_init();
+
+        omap_dm9000_init();
+
         devkit8000_i2c_init();
         platform_add_devices(devkit8000_devices,
                         ARRAY_SIZE(devkit8000_devices));
@@ -659,25 +648,15 @@ static void __init devkit8000_init(void)
         spi_register_board_info(devkit8000_spi_board_info,
         ARRAY_SIZE(devkit8000_spi_board_info));
 
-        omap_serial_init();
-
-        omap_dm9000_init();
-
         devkit8000_ads7846_init();
 
-        omap_mux_init_gpio(170, OMAP_PIN_INPUT);
-
-        gpio_request(170, "DVI_nPD");
-        /* REVISIT leave DVI powered down until it's needed ... */
-        gpio_direction_output(170, true);
-
         usb_musb_init(&musb_board_data);
         usb_ehci_init(&ehci_pdata);
         devkit8000_flash_init();
 
         /* Ensure SDRC pins are mux'd for self-refresh */
-        omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
-        omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
+        omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
+        omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 }
 
 static void __init devkit8000_map_io(void)
diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
index 9958987a3d0a..d55c57b761a9 100644
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -16,7 +16,6 @@
 #include <linux/clk.h>
 #include <linux/io.h>
 #include <linux/gpio.h>
-#include <linux/leds.h>
 #include <linux/interrupt.h>
 
 #include <linux/regulator/machine.h>
@@ -39,8 +38,8 @@
 #define IGEP2_SMSC911X_CS       5
 #define IGEP2_SMSC911X_GPIO     176
 #define IGEP2_GPIO_USBH_NRESET  24
-#define IGEP2_GPIO_LED0_RED     26
-#define IGEP2_GPIO_LED0_GREEN   27
+#define IGEP2_GPIO_LED0_GREEN   26
+#define IGEP2_GPIO_LED0_RED     27
 #define IGEP2_GPIO_LED1_RED     28
 #define IGEP2_GPIO_DVI_PUP      170
 #define IGEP2_GPIO_WIFI_NPD     94
@@ -355,34 +354,50 @@ static void __init igep2_display_init(void)
             gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1))
                 pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
 }
-#ifdef CONFIG_LEDS_TRIGGERS
-static struct gpio_led gpio_leds[] = {
+
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+#include <linux/leds.h>
+
+static struct gpio_led igep2_gpio_leds[] = {
         {
-                .name = "GPIO_LED1_RED",
+                .name = "led0:red",
+                .gpio = IGEP2_GPIO_LED0_RED,
+        },
+        {
+                .name = "led0:green",
                 .default_trigger = "heartbeat",
+                .gpio = IGEP2_GPIO_LED0_GREEN,
+        },
+        {
+                .name = "led1:red",
                 .gpio = IGEP2_GPIO_LED1_RED,
         },
 };
 
-static struct gpio_led_platform_data gpio_leds_info = {
-        .leds           = gpio_leds,
-        .num_leds       = ARRAY_SIZE(gpio_leds),
+static struct gpio_led_platform_data igep2_led_pdata = {
+        .leds           = igep2_gpio_leds,
+        .num_leds       = ARRAY_SIZE(igep2_gpio_leds),
 };
 
-static struct platform_device leds_gpio = {
+static struct platform_device igep2_led_device = {
          .name   = "leds-gpio",
          .id     = -1,
          .dev    = {
-                 .platform_data  =  &gpio_leds_info,
+                 .platform_data  =  &igep2_led_pdata,
         },
 };
+
+static void __init igep2_init_led(void)
+{
+        platform_device_register(&igep2_led_device);
+}
+
+#else
+static inline void igep2_init_led(void) {}
 #endif
 
 static struct platform_device *igep2_devices[] __initdata = {
         &igep2_dss_device,
-#ifdef CONFIG_LEDS_TRIGGERS
-        &leds_gpio,
-#endif
 };
 
 static void __init igep2_init_irq(void)
@@ -442,14 +457,14 @@ static struct omap_musb_board_data musb_board_data = {
         .power                  = 100,
 };
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
-        .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
-        .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+        .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
+        .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
 
         .phy_reset = true,
-        .reset_gpio_port[0] = -EINVAL,
-        .reset_gpio_port[1] = IGEP2_GPIO_USBH_NRESET,
+        .reset_gpio_port[0] = IGEP2_GPIO_USBH_NRESET,
+        .reset_gpio_port[1] = -EINVAL,
         .reset_gpio_port[2] = -EINVAL,
 };
 
@@ -471,31 +486,34 @@ static void __init igep2_init(void)
         usb_ehci_init(&ehci_pdata);
 
         igep2_flash_init();
+        igep2_init_led();
         igep2_display_init();
         igep2_init_smsc911x();
 
         /* GPIO userspace leds */
-        if ((gpio_request(IGEP2_GPIO_LED0_RED, "GPIO_LED0_RED") == 0) &&
+#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
+        if ((gpio_request(IGEP2_GPIO_LED0_RED, "led0:red") == 0) &&
             (gpio_direction_output(IGEP2_GPIO_LED0_RED, 1) == 0)) {
                 gpio_export(IGEP2_GPIO_LED0_RED, 0);
                 gpio_set_value(IGEP2_GPIO_LED0_RED, 0);
         } else
                 pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n");
 
-        if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "GPIO_LED0_GREEN") == 0) &&
+        if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "led0:green") == 0) &&
             (gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 1) == 0)) {
                 gpio_export(IGEP2_GPIO_LED0_GREEN, 0);
                 gpio_set_value(IGEP2_GPIO_LED0_GREEN, 0);
         } else
                 pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n");
-#ifndef CONFIG_LEDS_TRIGGERS
-        if ((gpio_request(IGEP2_GPIO_LED1_RED, "GPIO_LED1_RED") == 0) &&
+
+        if ((gpio_request(IGEP2_GPIO_LED1_RED, "led1:red") == 0) &&
             (gpio_direction_output(IGEP2_GPIO_LED1_RED, 1) == 0)) {
                 gpio_export(IGEP2_GPIO_LED1_RED, 0);
                 gpio_set_value(IGEP2_GPIO_LED1_RED, 0);
         } else
                 pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n");
 #endif
+
         /* GPIO W-LAN + Bluetooth combo module */
         if ((gpio_request(IGEP2_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) &&
             (gpio_direction_output(IGEP2_GPIO_WIFI_NPD, 1) == 0)) {
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 4cab0522d7ce..3ccc34ebdcc7 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -37,6 +37,103 @@ static int slot1_cover_open;
 static int slot2_cover_open;
 static struct device *mmc_device;
 
+#define TUSB6010_ASYNC_CS       1
+#define TUSB6010_SYNC_CS        4
+#define TUSB6010_GPIO_INT       58
+#define TUSB6010_GPIO_ENABLE    0
+#define TUSB6010_DMACHAN        0x3f
+
+#if defined(CONFIG_USB_TUSB6010) || \
+        defined(CONFIG_USB_TUSB6010_MODULE)
+/*
+ * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and
+ * 1.5 V voltage regulators of PM companion chip. Companion chip will then
+ * provide then PGOOD signal to TUSB6010 which will release it from reset.
+ */
+static int tusb_set_power(int state)
+{
+        int i, retval = 0;
+
+        if (state) {
+                gpio_set_value(TUSB6010_GPIO_ENABLE, 1);
+                msleep(1);
+
+                /* Wait until TUSB6010 pulls INT pin down */
+                i = 100;
+                while (i && gpio_get_value(TUSB6010_GPIO_INT)) {
+                        msleep(1);
+                        i--;
+                }
+
+                if (!i) {
+                        printk(KERN_ERR "tusb: powerup failed\n");
+                        retval = -ENODEV;
+                }
+        } else {
+                gpio_set_value(TUSB6010_GPIO_ENABLE, 0);
+                msleep(10);
+        }
+
+        return retval;
+}
+
+static struct musb_hdrc_config musb_config = {
+        .multipoint     = 1,
+        .dyn_fifo       = 1,
+        .num_eps        = 16,
+        .ram_bits       = 12,
+};
+
+static struct musb_hdrc_platform_data tusb_data = {
+#if defined(CONFIG_USB_MUSB_OTG)
+        .mode           = MUSB_OTG,
+#elif defined(CONFIG_USB_MUSB_PERIPHERAL)
+        .mode           = MUSB_PERIPHERAL,
+#else /* defined(CONFIG_USB_MUSB_HOST) */
+        .mode           = MUSB_HOST,
+#endif
+        .set_power      = tusb_set_power,
+        .min_power      = 25,   /* x2 = 50 mA drawn from VBUS as peripheral */
+        .power          = 100,  /* Max 100 mA VBUS for host mode */
+        .config         = &musb_config,
+};
+
+static void __init n8x0_usb_init(void)
+{
+        int ret = 0;
+        static char     announce[] __initdata = KERN_INFO "TUSB 6010\n";
+
+        /* PM companion chip power control pin */
+        ret = gpio_request(TUSB6010_GPIO_ENABLE, "TUSB6010 enable");
+        if (ret != 0) {
+                printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
+                       TUSB6010_GPIO_ENABLE);
+                return;
+        }
+        gpio_direction_output(TUSB6010_GPIO_ENABLE, 0);
+
+        tusb_set_power(0);
+
+        ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
+                                        TUSB6010_ASYNC_CS, TUSB6010_SYNC_CS,
+                                        TUSB6010_GPIO_INT, TUSB6010_DMACHAN);
+        if (ret != 0)
+                goto err;
+
+        printk(announce);
+
+        return;
+
+err:
+        gpio_free(TUSB6010_GPIO_ENABLE);
+}
+#else
+
+static void __init n8x0_usb_init(void) {}
+
+#endif /*CONFIG_USB_TUSB6010 */
+
+
 static struct omap2_mcspi_device_config p54spi_mcspi_config = {
         .turbo_mode     = 0,
         .single_channel = 1,
@@ -119,7 +216,7 @@ static void __init n8x0_onenand_init(void) {}
  */
 #define N8X0_SLOT_SWITCH_GPIO   96
 #define N810_EMMC_VSD_GPIO      23
-#define NN810_EMMC_VIO_GPIO     9
+#define N810_EMMC_VIO_GPIO      9
 
 static int n8x0_mmc_switch_slot(struct device *dev, int slot)
 {
@@ -207,10 +304,10 @@ static void n810_set_power_emmc(struct device *dev,
         if (power_on) {
                 gpio_set_value(N810_EMMC_VSD_GPIO, 1);
                 msleep(1);
-                gpio_set_value(NN810_EMMC_VIO_GPIO, 1);
+                gpio_set_value(N810_EMMC_VIO_GPIO, 1);
                 msleep(1);
         } else {
-                gpio_set_value(NN810_EMMC_VIO_GPIO, 0);
+                gpio_set_value(N810_EMMC_VIO_GPIO, 0);
                 msleep(50);
                 gpio_set_value(N810_EMMC_VSD_GPIO, 0);
                 msleep(50);
@@ -371,7 +468,7 @@ static void n8x0_mmc_cleanup(struct device *dev)
 
         if (machine_is_nokia_n810()) {
                 gpio_free(N810_EMMC_VSD_GPIO);
-                gpio_free(NN810_EMMC_VIO_GPIO);
+                gpio_free(N810_EMMC_VIO_GPIO);
         }
 }
 
@@ -432,7 +529,7 @@ void __init n8x0_mmc_init(void)
 
         err = gpio_request(N8X0_SLOT_SWITCH_GPIO, "MMC slot switch");
         if (err)
-                return err;
+                return;
 
         gpio_direction_output(N8X0_SLOT_SWITCH_GPIO, 0);
 
@@ -440,17 +537,17 @@ void __init n8x0_mmc_init(void)
                 err = gpio_request(N810_EMMC_VSD_GPIO, "MMC slot 2 Vddf");
                 if (err) {
                         gpio_free(N8X0_SLOT_SWITCH_GPIO);
-                        return err;
+                        return;
                 }
                 gpio_direction_output(N810_EMMC_VSD_GPIO, 0);
 
-                err = gpio_request(NN810_EMMC_VIO_GPIO, "MMC slot 2 Vdd");
+                err = gpio_request(N810_EMMC_VIO_GPIO, "MMC slot 2 Vdd");
                 if (err) {
                         gpio_free(N8X0_SLOT_SWITCH_GPIO);
                         gpio_free(N810_EMMC_VSD_GPIO);
-                        return err;
+                        return;
                 }
-                gpio_direction_output(NN810_EMMC_VIO_GPIO, 0);
+                gpio_direction_output(N810_EMMC_VIO_GPIO, 0);
         }
 
         mmc_data[0] = &mmc1_data;
@@ -562,6 +659,7 @@ static void __init n8x0_init_machine(void)
         n8x0_menelaus_init();
         n8x0_onenand_init();
         n8x0_mmc_init();
+        n8x0_usb_init();
 }
 
 MACHINE_START(NOKIA_N800, "Nokia N800")
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 6eb77e1f7c82..962d377970e9 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -410,7 +410,7 @@ static void __init omap3beagle_flash_init(void)
         }
 }
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index d6bc88c426b5..017bb2f4f7d2 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -635,7 +635,7 @@ static struct platform_device *omap3_evm_devices[] __initdata = {
         &omap3_evm_dss_device,
 };
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 4827f4658df3..395d049bf010 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -459,12 +459,20 @@ static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
         },
 };
 
+static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
+        {
+                I2C_BOARD_INFO("bq27500", 0x55),
+                .flags = I2C_CLIENT_WAKE,
+        },
+};
+
 static int __init omap3pandora_i2c_init(void)
 {
         omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
                         ARRAY_SIZE(omap3pandora_i2c_boardinfo));
         /* i2c2 pins are not connected */
-        omap_register_i2c_bus(3, 100, NULL, 0);
+        omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
+                        ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
         return 0;
 }
 
@@ -537,7 +545,7 @@ static struct platform_device *omap3pandora_devices[] __initdata = {
         &pandora_dss_device,
 };
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c
index 3943d0f8322c..2504d41f923e 100644
--- a/arch/arm/mach-omap2/board-omap3touchbook.c
+++ b/arch/arm/mach-omap2/board-omap3touchbook.c
@@ -493,7 +493,7 @@ static void __init omap3touchbook_flash_init(void)
         }
 }
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 
         .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
@@ -518,14 +518,14 @@ static void omap3_touchbook_poweroff(void)
         gpio_direction_output(TB_KILL_POWER_GPIO, 0);
 }
 
-static void __init early_touchbook_revision(char **p)
+static int __init early_touchbook_revision(char *p)
 {
-        if (!*p)
-                return;
+        if (!p)
+                return 0;
 
-        strict_strtoul(*p, 10, &touchbook_revision);
+        return strict_strtoul(p, 10, &touchbook_revision);
 }
-__early_param("tbr=", early_touchbook_revision);
+early_param("tbr", early_touchbook_revision);
 
 static struct omap_musb_board_data musb_board_data = {
         .interface_type         = MUSB_INTERFACE_ULPI,
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 50872a42bec7..8848c7c5ce48 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -394,7 +394,7 @@ static struct platform_device *overo_devices[] __initdata = {
         &overo_lcd_device,
 };
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
         .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
diff --git a/arch/arm/mach-omap2/board-sdp-flash.c b/arch/arm/mach-omap2/board-sdp-flash.c
index b1b88deec7f2..2d026328e385 100644
--- a/arch/arm/mach-omap2/board-sdp-flash.c
+++ b/arch/arm/mach-omap2/board-sdp-flash.c
@@ -253,20 +253,20 @@ void __init sdp_flash_init(struct flash_partitions sdp_partition_info[])
         }
 
         if (norcs > GPMC_CS_NUM)
-                printk(KERN_INFO "OneNAND: Unable to find configuration "
-                                " in GPMC\n ");
+                printk(KERN_INFO "NOR: Unable to find configuration "
+                                "in GPMC\n");
         else
                 board_nor_init(sdp_partition_info[0], norcs);
 
         if (onenandcs > GPMC_CS_NUM)
                 printk(KERN_INFO "OneNAND: Unable to find configuration "
-                                " in GPMC\n ");
+                                "in GPMC\n");
         else
                 board_onenand_init(sdp_partition_info[1], onenandcs);
 
         if (nandcs > GPMC_CS_NUM)
                 printk(KERN_INFO "NAND: Unable to find configuration "
-                                " in GPMC\n ");
+                                "in GPMC\n");
         else
                 board_nand_init(sdp_partition_info[2], nandcs);
 }
diff --git a/arch/arm/mach-omap2/board-zoom-debugboard.c b/arch/arm/mach-omap2/board-zoom-debugboard.c
index bb4018b60642..e15d2e87cfc1 100644
--- a/arch/arm/mach-omap2/board-zoom-debugboard.c
+++ b/arch/arm/mach-omap2/board-zoom-debugboard.c
@@ -96,7 +96,7 @@ static struct plat_serial8250_port serial_platform_data[] = {
 
 static struct platform_device zoom_debugboard_serial_device = {
         .name                   = "serial8250",
-        .id                     = 3,
+        .id                     = PLAT8250_DEV_PLATFORM,
         .dev                    = {
                 .platform_data  = serial_platform_data,
         },
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index ca95d8d64136..6b3984964cc5 100755..100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -280,7 +280,6 @@ static void enable_board_wakeup_source(void)
 void __init zoom_peripherals_init(void)
 {
         omap_i2c_init();
-        omap_serial_init();
         usb_musb_init(&musb_board_data);
         enable_board_wakeup_source();
 }
diff --git a/arch/arm/mach-omap2/board-zoom3.c b/arch/arm/mach-omap2/board-zoom3.c
index d3e3cd5170d1..cd3e40cf3ac1 100644
--- a/arch/arm/mach-omap2/board-zoom3.c
+++ b/arch/arm/mach-omap2/board-zoom3.c
@@ -52,7 +52,7 @@ static struct omap_board_mux board_mux[] __initdata = {
 #define board_mux       NULL
 #endif
 
-static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
+static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
         .port_mode[0]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
         .port_mode[1]           = EHCI_HCD_OMAP_MODE_PHY,
         .port_mode[2]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
diff --git a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c
index 3b1eac4d5390..e60ca4e47bbd 100644
--- a/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c
+++ b/arch/arm/mach-omap2/clkt2xxx_virt_prcm_set.c
@@ -31,6 +31,7 @@
 #include <linux/clk.h>
 #include <linux/io.h>
 #include <linux/cpufreq.h>
+#include <linux/slab.h>
 
 #include <plat/clock.h>
 #include <plat/sram.h>
diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c
index fc55ab4c32e3..1820a556361b 100644
--- a/arch/arm/mach-omap2/clock2420_data.c
+++ b/arch/arm/mach-omap2/clock2420_data.c
@@ -1841,6 +1841,7 @@ static struct omap_clk omap2420_clks[] = {
         CLK(NULL,       "aes_ick",      &aes_ick,       CK_242X),
         CLK(NULL,       "pka_ick",      &pka_ick,       CK_242X),
         CLK(NULL,       "usb_fck",      &usb_fck,       CK_242X),
+        CLK("musb_hdrc",        "fck",  &osc_ck,        CK_242X),
 };
 
 /*
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index 5a974dcbcecc..52638df1545b 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -895,7 +895,7 @@ static struct clk dpll4_m4x2_ck = {
         .ops            = &clkops_omap2_dflt_wait,
         .parent         = &dpll4_m4_ck,
         .enable_reg     = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
-        .enable_bit     = OMAP3430_PWRDN_CAM_SHIFT,
+        .enable_bit     = OMAP3430_PWRDN_DSS1_SHIFT,
         .flags          = INVERT_ENABLE,
         .clkdm_name     = "dpll4_clkdm",
         .recalc         = &omap3_clkoutx2_recalc,
diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c
index 28b107967c86..a5c0c9c8e496 100644
--- a/arch/arm/mach-omap2/clock44xx_data.c
+++ b/arch/arm/mach-omap2/clock44xx_data.c
@@ -2671,10 +2671,10 @@ static struct omap_clk omap44xx_clks[] = {
         CLK("omap-mcbsp.2",     "ick",                          &dummy_ck,      CK_443X),
         CLK("omap-mcbsp.3",     "ick",                          &dummy_ck,      CK_443X),
         CLK("omap-mcbsp.4",     "ick",                          &dummy_ck,      CK_443X),
-        CLK("omap-mcspi.1",     "ick",                          &dummy_ck,      CK_443X),
-        CLK("omap-mcspi.2",     "ick",                          &dummy_ck,      CK_443X),
-        CLK("omap-mcspi.3",     "ick",                          &dummy_ck,      CK_443X),
-        CLK("omap-mcspi.4",     "ick",                          &dummy_ck,      CK_443X),
+        CLK("omap2_mcspi.1",    "ick",                  &dummy_ck,      CK_443X),
+        CLK("omap2_mcspi.2",    "ick",                  &dummy_ck,      CK_443X),
+        CLK("omap2_mcspi.3",    "ick",                  &dummy_ck,      CK_443X),
+        CLK("omap2_mcspi.4",    "ick",                  &dummy_ck,      CK_443X),
         CLK(NULL,       "uart1_ick",                    &dummy_ck,      CK_443X),
         CLK(NULL,       "uart2_ick",                    &dummy_ck,      CK_443X),
         CLK(NULL,       "uart3_ick",                    &dummy_ck,      CK_443X),
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index b87ad66f083e..6e568ec995ee 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -240,7 +240,7 @@ static void _omap2_clkdm_set_hwsup(struct clockdomain *clkdm, int enable)
                         bits = OMAP24XX_CLKSTCTRL_ENABLE_AUTO;
                 else
                         bits = OMAP24XX_CLKSTCTRL_DISABLE_AUTO;
-        } else if (cpu_is_omap34xx() | cpu_is_omap44xx()) {
+        } else if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
                 if (enable)
                         bits = OMAP34XX_CLKSTCTRL_ENABLE_AUTO;
                 else
@@ -812,7 +812,7 @@ int omap2_clkdm_sleep(struct clockdomain *clkdm)
                 cm_set_mod_reg_bits(OMAP24XX_FORCESTATE,
                             clkdm->pwrdm.ptr->prcm_offs, OMAP2_PM_PWSTCTRL);
 
-        } else if (cpu_is_omap34xx() | cpu_is_omap44xx()) {
+        } else if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
 
                 u32 bits = (OMAP34XX_CLKSTCTRL_FORCE_SLEEP <<
                          __ffs(clkdm->clktrctrl_mask));
@@ -856,7 +856,7 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm)
                 cm_clear_mod_reg_bits(OMAP24XX_FORCESTATE,
                               clkdm->pwrdm.ptr->prcm_offs, OMAP2_PM_PWSTCTRL);
 
-        } else if (cpu_is_omap34xx() | cpu_is_omap44xx()) {
+        } else if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
 
                 u32 bits = (OMAP34XX_CLKSTCTRL_FORCE_WAKEUP <<
                          __ffs(clkdm->clktrctrl_mask));
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 7e7acc19bed0..beac46c48c5a 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -764,7 +764,7 @@ void __init omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
                         if (!cpu_is_omap44xx())
                                 return;
                         base = OMAP4_MMC5_BASE + OMAP4_MMC_REG_OFFSET;
-                        irq = OMAP44XX_IRQ_MMC4;
+                        irq = OMAP44XX_IRQ_MMC5;
                         break;
                 default:
                         continue;
diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c
index 64d74f05abbe..e57fb29ff855 100644
--- a/arch/arm/mach-omap2/gpmc-nand.c
+++ b/arch/arm/mach-omap2/gpmc-nand.c
@@ -39,6 +39,9 @@ static int omap2_nand_gpmc_retime(void)
         struct gpmc_timings t;
         int err;
 
+        if (!gpmc_nand_data->gpmc_t)
+                return 0;
+
         memset(&t, 0, sizeof(t));
         t.sync_clk = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->sync_clk);
         t.cs_on = gpmc_round_ns_to_ticks(gpmc_nand_data->gpmc_t->cs_on);
diff --git a/arch/arm/mach-omap2/include/mach/entry-macro.S b/arch/arm/mach-omap2/include/mach/entry-macro.S
index ff25c7e4e606..50fd74916643 100644
--- a/arch/arm/mach-omap2/include/mach/entry-macro.S
+++ b/arch/arm/mach-omap2/include/mach/entry-macro.S
@@ -52,7 +52,7 @@ omap_irq_base:	.word	0
 
                 mrc     p15, 0, \tmp, c0, c0, 0 @ get processor revision
                 and     \tmp, \tmp, #0x000f0000 @ only check architecture
-                cmp     \tmp, #0x00060000       @ is v6?
+                cmp     \tmp, #0x00070000       @ is v6?
                 beq     2400f                   @ found v6 so it's omap24xx
                 mrc     p15, 0, \tmp, c0, c0, 0 @ get processor revision
                 and     \tmp, \tmp, #0x000000f0 @ check cortex 8 or 9
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 402e8f0d0f21..87f676acf61d 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -237,7 +237,7 @@ static void __init _omap2_map_common_io(void)
 }
 
 #ifdef CONFIG_ARCH_OMAP2420
-void __init omap242x_map_common_io()
+void __init omap242x_map_common_io(void)
 {
         iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
         iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc));
@@ -246,7 +246,7 @@ void __init omap242x_map_common_io()
 #endif
 
 #ifdef CONFIG_ARCH_OMAP2430
-void __init omap243x_map_common_io()
+void __init omap243x_map_common_io(void)
 {
         iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
         iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc));
@@ -255,7 +255,7 @@ void __init omap243x_map_common_io()
 #endif
 
 #ifdef CONFIG_ARCH_OMAP3
-void __init omap34xx_map_common_io()
+void __init omap34xx_map_common_io(void)
 {
         iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc));
         _omap2_map_common_io();
@@ -263,7 +263,7 @@ void __init omap34xx_map_common_io()
 #endif
 
 #ifdef CONFIG_ARCH_OMAP4
-void __init omap44xx_map_common_io()
+void __init omap44xx_map_common_io(void)
 {
         iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
         _omap2_map_common_io();
@@ -309,7 +309,6 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
 {
         pwrdm_init(powerdomains_omap);
         clkdm_init(clockdomains_omap, clkdm_autodeps);
-#ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */
         if (cpu_is_omap242x())
                 omap2420_hwmod_init();
         else if (cpu_is_omap243x())
@@ -319,7 +318,6 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
         omap2_mux_init();
         /* The OPP tables have to be registered before a clk init */
         omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps);
-#endif
 
         if (cpu_is_omap2420())
                 omap2420_clk_init();
@@ -333,11 +331,12 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
                 pr_err("Could not init clock framework - unknown CPU\n");
 
         omap_serial_early_init();
-#ifndef CONFIG_ARCH_OMAP4
-        omap_hwmod_late_init();
+        if (cpu_is_omap24xx() || cpu_is_omap34xx())   /* FIXME: OMAP4 */
+                omap_hwmod_late_init();
         omap_pm_if_init();
-        omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
-        _omap2_init_reprogram_sdrc();
-#endif
+        if (cpu_is_omap24xx() || cpu_is_omap34xx()) {
+                omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
+                _omap2_init_reprogram_sdrc();
+        }
         gpmc_init();
 }
diff --git a/arch/arm/mach-omap2/iommu2.c b/arch/arm/mach-omap2/iommu2.c
index 6f4b7cc8f4d1..4f63dc6859a4 100644
--- a/arch/arm/mach-omap2/iommu2.c
+++ b/arch/arm/mach-omap2/iommu2.c
@@ -15,6 +15,7 @@
 #include <linux/device.h>
 #include <linux/jiffies.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/stringify.h>
 
 #include <plat/iommu.h>
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 52a981cb8fdd..318f3638653c 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -430,19 +430,19 @@ static int __devinit omap2_mbox_probe(struct platform_device *pdev)
                 if (unlikely(!res)) {
                         dev_err(&pdev->dev, "invalid irq resource\n");
                         ret = -ENODEV;
-                        goto err_iva1;
+                        omap_mbox_unregister(&mbox_dsp_info);
+                        goto err_dsp;
                 }
                 mbox_iva_info.irq = res->start;
                 ret = omap_mbox_register(&pdev->dev, &mbox_iva_info);
-                if (ret)
-                        goto err_iva1;
+                if (ret) {
+                        omap_mbox_unregister(&mbox_dsp_info);
+                        goto err_dsp;
+                }
         }
 #endif
         return 0;
 
-err_iva1:
-        omap_mbox_unregister(&mbox_dsp_info);
-
 err_dsp:
         iounmap(mbox_base);
         return ret;
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index be8fce395a58..2f3cad6f9402 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -16,6 +16,7 @@
 #include <linux/err.h>
 #include <linux/io.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 
 #include <mach/irqs.h>
 #include <plat/dma.h>
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index b4ca84ee0a95..8b3d26935a39 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -26,6 +26,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/io.h>
+#include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/list.h>
 #include <linux/ctype.h>
diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S
index aa3f65c2ac97..ef0e7a00dd6c 100644
--- a/arch/arm/mach-omap2/omap-headsmp.S
+++ b/arch/arm/mach-omap2/omap-headsmp.S
@@ -33,7 +33,7 @@
 ENTRY(omap_secondary_startup)
 hold:   ldr     r12,=0x103
         dsb
-        smc                             @ read from AuxCoreBoot0
+        smc     #0                      @ read from AuxCoreBoot0
         mov     r0, r0, lsr #9
         mrc     p15, 0, r4, c0, c0, 5
         and     r4, r4, #0x0f
@@ -52,7 +52,7 @@ ENTRY(omap_modify_auxcoreboot0)
         stmfd   sp!, {r1-r12, lr}
         ldr     r12, =0x104
         dsb
-        smc
+        smc     #0
         ldmfd   sp!, {r1-r12, pc}
 END(omap_modify_auxcoreboot0)
 
@@ -60,6 +60,6 @@ ENTRY(omap_auxcoreboot_addr)
         stmfd   sp!, {r2-r12, lr}
         ldr     r12, =0x105
         dsb
-        smc
+        smc     #0
         ldmfd   sp!, {r2-r12, pc}
 END(omap_auxcoreboot_addr)
diff --git a/arch/arm/mach-omap2/omap44xx-smc.S b/arch/arm/mach-omap2/omap44xx-smc.S
new file mode 100644
index 000000000000..f61c7771ca47
--- /dev/null
+++ b/arch/arm/mach-omap2/omap44xx-smc.S
@@ -0,0 +1,32 @@
+/*
+ * OMAP44xx secure APIs file.
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc.
+ * Written by Santosh Shilimkar <santosh.shilimkar@ti.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/linkage.h>
+
+/*
+ * This is common routine to manage secure monitor API
+ * used to modify the PL310 secure registers.
+ * 'r0' contains the value to be modified and 'r12' contains
+ * the monitor API number. It uses few CPU registers
+ * internally and hence they need be backed up including
+ * link register "lr".
+ * Function signature : void omap_smc1(u32 fn, u32 arg)
+ */
+
+ENTRY(omap_smc1)
+        stmfd   sp!, {r2-r12, lr}
+        mov     r12, r0
+        mov     r0, r1
+        dsb
+        smc     #0
+        ldmfd   sp!, {r2-r12, pc}
+END(omap_smc1)
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index c6649472ce0d..e436dcb19795 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1511,6 +1511,9 @@ struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh)
                 c = oh->slaves[oh->_mpu_port_index]->_clk;
         }
 
+        if (!c->clkdm)
+                return NULL;
+
         return c->clkdm->pwrdm.ptr;
 
 }
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index c18f7f2f19bc..6cac9817c243 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -25,6 +25,7 @@
 #include <linux/err.h>
 #include <linux/io.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 
 #include <plat/clock.h>
 #include <plat/board.h>
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index fee2efb172e7..ea0000bc5358 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -27,6 +27,7 @@
 #include <linux/gpio.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/slab.h>
 
 #include <plat/sram.h>
 #include <plat/clockdomain.h>
diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
index 9a0fb385622b..ebfce7d1a5d3 100644
--- a/arch/arm/mach-omap2/powerdomain.c
+++ b/arch/arm/mach-omap2/powerdomain.c
@@ -222,7 +222,7 @@ void pwrdm_init(struct powerdomain **pwrdm_list)
 {
         struct powerdomain **p = NULL;
 
-        if (cpu_is_omap24xx() | cpu_is_omap34xx()) {
+        if (cpu_is_omap24xx() || cpu_is_omap34xx()) {
                 pwrstctrl_reg_offs = OMAP2_PM_PWSTCTRL;
                 pwrstst_reg_offs = OMAP2_PM_PWSTST;
         } else if (cpu_is_omap44xx()) {
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index 81872aacb801..07a60f1204ca 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -123,7 +123,7 @@ struct omap3_prcm_regs prcm_context;
 u32 omap_prcm_get_reset_sources(void)
 {
         /* XXX This presumably needs modification for 34XX */
-        if (cpu_is_omap24xx() | cpu_is_omap34xx())
+        if (cpu_is_omap24xx() || cpu_is_omap34xx())
                 return prm_read_mod_reg(WKUP_MOD, OMAP2_RM_RSTST) & 0x7f;
         if (cpu_is_omap44xx())
                 return prm_read_mod_reg(WKUP_MOD, OMAP4_RM_RSTST) & 0x7f;
@@ -133,7 +133,7 @@ u32 omap_prcm_get_reset_sources(void)
 EXPORT_SYMBOL(omap_prcm_get_reset_sources);
 
 /* Resets clock rates and reboots the system. Only called from system.h */
-void omap_prcm_arch_reset(char mode)
+void omap_prcm_arch_reset(char mode, const char *cmd)
 {
         s16 prcm_offs = 0;
 
@@ -145,7 +145,7 @@ void omap_prcm_arch_reset(char mode)
                 u32 l;
 
                 prcm_offs = OMAP3430_GR_MOD;
-                l = ('B' << 24) | ('M' << 16) | mode;
+                l = ('B' << 24) | ('M' << 16) | (cmd ? (u8)*cmd : 0);
                 /* Reserve the first word in scratchpad for communicating
                  * with the boot ROM. A pointer to a data structure
                  * describing the boot process can be stored there,
@@ -157,7 +157,7 @@ void omap_prcm_arch_reset(char mode)
         else
                 WARN_ON(1);
 
-        if (cpu_is_omap24xx() | cpu_is_omap34xx())
+        if (cpu_is_omap24xx() || cpu_is_omap34xx())
                 prm_set_mod_reg_bits(OMAP_RST_DPLL3, prcm_offs,
                                                  OMAP2_RM_RSTCTRL);
         if (cpu_is_omap44xx())
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index b79bc8926cc9..3771254dfa81 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -115,7 +115,6 @@ static struct plat_serial8250_port serial_platform_data2[] = {
         }
 };
 
-#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 static struct plat_serial8250_port serial_platform_data3[] = {
         {
                 .irq            = 70,
@@ -128,23 +127,12 @@ static struct plat_serial8250_port serial_platform_data3[] = {
         }
 };
 
-static inline void omap2_set_globals_uart4(struct omap_globals *omap2_globals)
-{
-        serial_platform_data3[0].mapbase = omap2_globals->uart4_phys;
-}
-#else
-static inline void omap2_set_globals_uart4(struct omap_globals *omap2_globals)
-{
-}
-#endif
-
 void __init omap2_set_globals_uart(struct omap_globals *omap2_globals)
 {
         serial_platform_data0[0].mapbase = omap2_globals->uart1_phys;
         serial_platform_data1[0].mapbase = omap2_globals->uart2_phys;
         serial_platform_data2[0].mapbase = omap2_globals->uart3_phys;
-        if (cpu_is_omap3630() || cpu_is_omap44xx())
-                omap2_set_globals_uart4(omap2_globals);
+        serial_platform_data3[0].mapbase = omap2_globals->uart4_phys;
 }
 
 static inline unsigned int __serial_read_reg(struct uart_port *up,
@@ -550,7 +538,7 @@ static ssize_t sleep_timeout_store(struct device *dev,
         unsigned int value;
 
         if (sscanf(buf, "%u", &value) != 1) {
-                printk(KERN_ERR "sleep_timeout_store: Invalid value\n");
+                dev_err(dev, "sleep_timeout_store: Invalid value\n");
                 return -EINVAL;
         }
 
@@ -644,42 +632,53 @@ static void serial_out_override(struct uart_port *up, int offset, int value)
 }
 void __init omap_serial_early_init(void)
 {
-        int i;
+        int i, nr_ports;
         char name[16];
 
+        if (!(cpu_is_omap3630() || cpu_is_omap4430()))
+                nr_ports = 3;
+        else
+                nr_ports = ARRAY_SIZE(omap_uart);
+
         /*
          * Make sure the serial ports are muxed on at this point.
          * You have to mux them off in device drivers later on
          * if not needed.
          */
 
-        for (i = 0; i < ARRAY_SIZE(omap_uart); i++) {
+        for (i = 0; i < nr_ports; i++) {
                 struct omap_uart_state *uart = &omap_uart[i];
                 struct platform_device *pdev = &uart->pdev;
                 struct device *dev = &pdev->dev;
                 struct plat_serial8250_port *p = dev->platform_data;
 
+                /* Don't map zero-based physical address */
+                if (p->mapbase == 0) {
+                        dev_warn(dev, "no physical address for uart#%d,"
+                                 " so skipping early_init...\n", i);
+                        continue;
+                }
                 /*
                  * Module 4KB + L4 interconnect 4KB
                  * Static mapping, never released
                  */
                 p->membase = ioremap(p->mapbase, SZ_8K);
                 if (!p->membase) {
-                        printk(KERN_ERR "ioremap failed for uart%i\n", i + 1);
+                        dev_err(dev, "ioremap failed for uart%i\n", i + 1);
                         continue;
                 }
 
-                sprintf(name, "uart%d_ick", i+1);
+                sprintf(name, "uart%d_ick", i + 1);
                 uart->ick = clk_get(NULL, name);
                 if (IS_ERR(uart->ick)) {
-                        printk(KERN_ERR "Could not get uart%d_ick\n", i+1);
+                        dev_err(dev, "Could not get uart%d_ick\n", i + 1);
                         uart->ick = NULL;
                 }
 
                 sprintf(name, "uart%d_fck", i+1);
                 uart->fck = clk_get(NULL, name);
                 if (IS_ERR(uart->fck)) {
-                        printk(KERN_ERR "Could not get uart%d_fck\n", i+1);
+                        dev_err(dev, "Could not get uart%d_fck\n", i + 1);
                         uart->fck = NULL;
                 }
 
@@ -722,6 +721,13 @@ void __init omap_serial_init_port(int port)
         pdev = &uart->pdev;
         dev = &pdev->dev;
 
+        /* Don't proceed if there's no clocks available */
+        if (unlikely(!uart->ick || !uart->fck)) {
+                WARN(1, "%s: can't init uart%d, no clocks available\n",
+                     kobject_name(&dev->kobj), port);
+                return;
+        }
+
         omap_uart_enable_clocks(uart);
 
         omap_uart_reset(uart);
diff --git a/arch/arm/mach-omap2/usb-ehci.c b/arch/arm/mach-omap2/usb-ehci.c
index f1df873d59db..ee9f548d5d81 100644
--- a/arch/arm/mach-omap2/usb-ehci.c
+++ b/arch/arm/mach-omap2/usb-ehci.c
@@ -70,7 +70,7 @@ static struct platform_device ehci_device = {
 /*
  * setup_ehci_io_mux - initialize IO pad mux for USBHOST
  */
-static void setup_ehci_io_mux(enum ehci_hcd_omap_mode *port_mode)
+static void setup_ehci_io_mux(const enum ehci_hcd_omap_mode *port_mode)
 {
         switch (port_mode[0]) {
         case EHCI_HCD_OMAP_MODE_PHY:
@@ -213,7 +213,7 @@ static void setup_ehci_io_mux(enum ehci_hcd_omap_mode *port_mode)
         return;
 }
 
-void __init usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata)
+void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata)
 {
         platform_device_add_data(&ehci_device, pdata, sizeof(*pdata));
 
@@ -229,7 +229,7 @@ void __init usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata)
 
 #else
 
-void __init usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata)
+void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata)
 
 {
 }