21 files changed, 90 insertions, 56 deletions

diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c
index 8e55b6fb3478..55a8f582d04c 100644
--- a/arch/arm/mach-omap1/io.c
+++ b/arch/arm/mach-omap1/io.c
@@ -118,7 +118,7 @@ void __init omap16xx_map_io(void)
 /*
  * Common low-level hardware init for omap1.
  */
-void omap1_init_early(void)
+void __init omap1_init_early(void)
 {
         omap_check_revision();
 
diff --git a/arch/arm/mach-omap1/lcd_dma.c b/arch/arm/mach-omap1/lcd_dma.c
index 453809359ba6..4c5ce7d829c2 100644
--- a/arch/arm/mach-omap1/lcd_dma.c
+++ b/arch/arm/mach-omap1/lcd_dma.c
@@ -117,7 +117,7 @@ EXPORT_SYMBOL(omap_set_lcd_dma_b1_mirror);
 void omap_set_lcd_dma_b1_vxres(unsigned long vxres)
 {
         if (cpu_is_omap15xx()) {
-                printk(KERN_ERR "DMA virtual resulotion is not supported "
+                printk(KERN_ERR "DMA virtual resolution is not supported "
                                 "in 1510 mode\n");
                 BUG();
         }
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 56a6e98652cc..f1096172b9bb 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -265,6 +265,8 @@ obj-y					+= $(smc91x-m) $(smc91x-y)
 
 smsc911x-$(CONFIG_SMSC911X)             := gpmc-smsc911x.o
 obj-y                                   += $(smsc911x-m) $(smsc911x-y)
-obj-$(CONFIG_ARCH_OMAP4)                += hwspinlock.o
+ifneq ($(CONFIG_HWSPINLOCK_OMAP),)
+obj-y                                   += hwspinlock.o
+endif
 
 obj-y                                   += common-board-devices.o twl-common.o
diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
index b5bc9b2e2862..d50a562adfa0 100644
--- a/arch/arm/mach-omap2/board-ldp.c
+++ b/arch/arm/mach-omap2/board-ldp.c
@@ -27,7 +27,6 @@
 #include <linux/io.h>
 #include <linux/smsc911x.h>
 #include <linux/mmc/host.h>
-#include <linux/gpio.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 672262717601..50e40bc3f8f7 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -36,10 +36,6 @@
 
 #include "mux.h"
 
-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
@@ -211,6 +207,10 @@ static struct omap_onenand_platform_data board_onenand_data[] = {
 #define N810_EMMC_VSD_GPIO      23
 #define N810_EMMC_VIO_GPIO      9
 
+static int slot1_cover_open;
+static int slot2_cover_open;
+static struct device *mmc_device;
+
 static int n8x0_mmc_switch_slot(struct device *dev, int slot)
 {
 #ifdef CONFIG_MMC_DEBUG
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index ace466bcd76d..7184b8b9e38f 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -345,7 +345,7 @@ static struct regulator_consumer_supply pandora_vcc_lcd_supply[] = {
 };
 
 static struct regulator_consumer_supply pandora_usb_phy_supply[] = {
-        REGULATOR_SUPPLY("hsusb0", "ehci-omap.0"),
+        REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
 };
 
 /* ads7846 on SPI and 2 nub controllers on I2C */
@@ -563,13 +563,13 @@ static struct platform_device *omap3pandora_devices[] __initdata = {
 
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
-        .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
-        .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
+        .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
+        .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 
         .phy_reset  = true,
-        .reset_gpio_port[0]  = 16,
-        .reset_gpio_port[1]  = -EINVAL,
+        .reset_gpio_port[0]  = -EINVAL,
+        .reset_gpio_port[1]  = 16,
         .reset_gpio_port[2]  = -EINVAL
 };
 
diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c
index bcb0c5817167..799a617ade30 100644
--- a/arch/arm/mach-omap2/common-board-devices.c
+++ b/arch/arm/mach-omap2/common-board-devices.c
@@ -76,13 +76,15 @@ void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
                         gpio_set_debounce(gpio_pendown, gpio_debounce);
         }
 
-        ads7846_config.gpio_pendown = gpio_pendown;
-
         spi_bi->bus_num = bus_num;
         spi_bi->irq     = OMAP_GPIO_IRQ(gpio_pendown);
 
-        if (board_pdata)
+        if (board_pdata) {
+                board_pdata->gpio_pendown = gpio_pendown;
                 spi_bi->platform_data = board_pdata;
+        } else {
+                ads7846_config.gpio_pendown = gpio_pendown;
+        }
 
         spi_register_board_info(&ads7846_spi_board_info, 1);
 }
diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h
index 0ba68d3764bc..96c4bcc0a75c 100644
--- a/arch/arm/mach-omap2/control.h
+++ b/arch/arm/mach-omap2/control.h
@@ -339,6 +339,11 @@
 #define AM35XX_VPFE_PCLK_SW_RST         BIT(4)
 
 /*
+ * CONTROL AM33XX STATUS register
+ */
+#define AM33XX_CONTROL_STATUS           0x040
+
+/*
  * CONTROL OMAP STATUS register to identify OMAP3 features
  */
 #define OMAP3_CONTROL_OMAP_STATUS       0x044c
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index dfffbbf4c009..00d510858e28 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -888,6 +888,7 @@ int gpmc_enable_hwecc(int cs, int mode, int dev_width, int ecc_size)
         gpmc_write_reg(GPMC_ECC_CONFIG, val);
         return 0;
 }
+EXPORT_SYMBOL_GPL(gpmc_enable_hwecc);
 
 /**
  * gpmc_calculate_ecc - generate non-inverted ecc bytes
@@ -918,3 +919,4 @@ int gpmc_calculate_ecc(int cs, const u_char *dat, u_char *ecc_code)
         gpmc_ecc_used = -EINVAL;
         return 0;
 }
+EXPORT_SYMBOL_GPL(gpmc_calculate_ecc);
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 6c5826605eae..134739751107 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -44,6 +44,8 @@ int omap_type(void)
 
         if (cpu_is_omap24xx()) {
                 val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS);
+        } else if (cpu_is_am33xx()) {
+                val = omap_ctrl_readl(AM33XX_CONTROL_STATUS);
         } else if (cpu_is_omap34xx()) {
                 val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
         } else if (cpu_is_omap44xx()) {
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index eb50c29fb644..3fbb0c0b84a4 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -43,14 +43,13 @@
 #include "clockdomain.h"
 #include <plat/omap_hwmod.h>
 #include <plat/multi.h>
-#include "common.h"
 
 /*
  * The machine specific code may provide the extra mapping besides the
  * default mapping provided here.
  */
 
-#ifdef CONFIG_ARCH_OMAP2
+#if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
 static struct map_desc omap24xx_io_desc[] __initdata = {
         {
                 .virtual        = L3_24XX_VIRT,
diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c
index d3d8971d7f30..42cd7fb52414 100644
--- a/arch/arm/mach-omap2/omap-wakeupgen.c
+++ b/arch/arm/mach-omap2/omap-wakeupgen.c
@@ -43,7 +43,6 @@
 
 static void __iomem *wakeupgen_base;
 static void __iomem *sar_base;
-static DEFINE_PER_CPU(u32 [NR_REG_BANKS], irqmasks);
 static DEFINE_SPINLOCK(wakeupgen_lock);
 static unsigned int irq_target_cpu[NR_IRQS];
 
@@ -67,14 +66,6 @@ static inline void sar_writel(u32 val, u32 offset, u8 idx)
         __raw_writel(val, sar_base + offset + (idx * 4));
 }
 
-static void _wakeupgen_set_all(unsigned int cpu, unsigned int reg)
-{
-        u8 i;
-
-        for (i = 0; i < NR_REG_BANKS; i++)
-                wakeupgen_writel(reg, i, cpu);
-}
-
 static inline int _wakeupgen_get_irq_info(u32 irq, u32 *bit_posn, u8 *reg_index)
 {
         unsigned int spi_irq;
@@ -130,22 +121,6 @@ static void _wakeupgen_set(unsigned int irq, unsigned int cpu)
         wakeupgen_writel(val, i, cpu);
 }
 
-static void _wakeupgen_save_masks(unsigned int cpu)
-{
-        u8 i;
-
-        for (i = 0; i < NR_REG_BANKS; i++)
-                per_cpu(irqmasks, cpu)[i] = wakeupgen_readl(i, cpu);
-}
-
-static void _wakeupgen_restore_masks(unsigned int cpu)
-{
-        u8 i;
-
-        for (i = 0; i < NR_REG_BANKS; i++)
-                wakeupgen_writel(per_cpu(irqmasks, cpu)[i], i, cpu);
-}
-
 /*
  * Architecture specific Mask extension
  */
@@ -170,6 +145,33 @@ static void wakeupgen_unmask(struct irq_data *d)
         spin_unlock_irqrestore(&wakeupgen_lock, flags);
 }
 
+#ifdef CONFIG_HOTPLUG_CPU
+static DEFINE_PER_CPU(u32 [NR_REG_BANKS], irqmasks);
+
+static void _wakeupgen_save_masks(unsigned int cpu)
+{
+        u8 i;
+
+        for (i = 0; i < NR_REG_BANKS; i++)
+                per_cpu(irqmasks, cpu)[i] = wakeupgen_readl(i, cpu);
+}
+
+static void _wakeupgen_restore_masks(unsigned int cpu)
+{
+        u8 i;
+
+        for (i = 0; i < NR_REG_BANKS; i++)
+                wakeupgen_writel(per_cpu(irqmasks, cpu)[i], i, cpu);
+}
+
+static void _wakeupgen_set_all(unsigned int cpu, unsigned int reg)
+{
+        u8 i;
+
+        for (i = 0; i < NR_REG_BANKS; i++)
+                wakeupgen_writel(reg, i, cpu);
+}
+
 /*
  * Mask or unmask all interrupts on given CPU.
  *      0 = Mask all interrupts on the 'cpu'
@@ -191,6 +193,7 @@ static void wakeupgen_irqmask_all(unsigned int cpu, unsigned int set)
         }
         spin_unlock_irqrestore(&wakeupgen_lock, flags);
 }
+#endif
 
 #ifdef CONFIG_CPU_PM
 /*
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index ef0524c10a84..acb561ea7c11 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -28,7 +28,6 @@
 #include <plat/mcspi.h>
 #include <plat/mcbsp.h>
 #include <plat/mmc.h>
-#include <plat/i2c.h>
 #include <plat/dmtimer.h>
 #include <plat/common.h>
 
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index fb9b85bfc308..03f038c9b879 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -49,7 +49,7 @@ static int __init _init_omap_device(char *name)
 /*
  * Build omap_devices for processors and bus.
  */
-static void omap2_init_processor_devices(void)
+static void __init omap2_init_processor_devices(void)
 {
         _init_omap_device("mpu");
         if (omap3_has_iva())
diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c
index 0df88820978d..f95c1bad9dc6 100644
--- a/arch/arm/mach-omap2/vp.c
+++ b/arch/arm/mach-omap2/vp.c
@@ -61,8 +61,8 @@ void __init omap_vp_init(struct voltagedomain *voltdm)
         vddmin = voltdm->pmic->vp_vddmin;
         vddmax = voltdm->pmic->vp_vddmax;
 
-        waittime = ((voltdm->pmic->step_size / voltdm->pmic->slew_rate) *
-                    sys_clk_rate) / 1000;
+        waittime = DIV_ROUND_UP(voltdm->pmic->step_size * sys_clk_rate,
+                                1000 * voltdm->pmic->slew_rate);
         vstepmin = voltdm->pmic->vp_vstepmin;
         vstepmax = voltdm->pmic->vp_vstepmax;
 
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 567e4b54f245..56b6f8b7053e 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -20,7 +20,6 @@
 #include <linux/clk.h>
 #include <linux/mutex.h>
 #include <linux/cpufreq.h>
-#include <linux/debugfs.h>
 #include <linux/io.h>
 
 #include <plat/clock.h>
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index af3b92be8459..0b77fe87e010 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -80,9 +80,9 @@ static void omap_dm_timer_write_reg(struct omap_dm_timer *timer, u32 reg,
 
 static void omap_timer_restore_context(struct omap_dm_timer *timer)
 {
-        omap_dm_timer_write_reg(timer, OMAP_TIMER_OCP_CFG_OFFSET,
-                                timer->context.tiocp_cfg);
-        if (timer->revision > 1)
+        __raw_writel(timer->context.tiocp_cfg,
+                        timer->io_base + OMAP_TIMER_OCP_CFG_OFFSET);
+        if (timer->revision == 1)
                 __raw_writel(timer->context.tistat, timer->sys_stat);
 
         __raw_writel(timer->context.tisr, timer->irq_stat);
@@ -357,6 +357,19 @@ int omap_dm_timer_stop(struct omap_dm_timer *timer)
 
         __omap_dm_timer_stop(timer, timer->posted, rate);
 
+        if (timer->loses_context && timer->get_context_loss_count)
+                timer->ctx_loss_count =
+                        timer->get_context_loss_count(&timer->pdev->dev);
+
+        /*
+         * Since the register values are computed and written within
+         * __omap_dm_timer_stop, we need to use read to retrieve the
+         * context.
+         */
+        timer->context.tclr =
+                        omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG);
+        timer->context.tisr = __raw_readl(timer->irq_stat);
+        omap_dm_timer_disable(timer);
         return 0;
 }
 EXPORT_SYMBOL_GPL(omap_dm_timer_stop);
diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h
index 6b51086fce18..4f18eaed4511 100644
--- a/arch/arm/plat-omap/include/plat/cpu.h
+++ b/arch/arm/plat-omap/include/plat/cpu.h
@@ -250,7 +250,6 @@ IS_AM_SUBCLASS(335x, 0x335)
  * cpu_is_omap2423():   True for OMAP2423
  * cpu_is_omap2430():   True for OMAP2430
  * cpu_is_omap3430():   True for OMAP3430
- * cpu_is_omap4430():   True for OMAP4430
  * cpu_is_omap3505():   True for OMAP3505
  * cpu_is_omap3517():   True for OMAP3517
  */
@@ -299,7 +298,6 @@ IS_OMAP_TYPE(3517, 0x3517)
 #define cpu_is_omap3505()               0
 #define cpu_is_omap3517()               0
 #define cpu_is_omap3430()               0
-#define cpu_is_omap4430()               0
 #define cpu_is_omap3630()               0
 
 /*
diff --git a/arch/arm/plat-omap/include/plat/sram.h b/arch/arm/plat-omap/include/plat/sram.h
index 75aa1b2bef51..227ae2657554 100644
--- a/arch/arm/plat-omap/include/plat/sram.h
+++ b/arch/arm/plat-omap/include/plat/sram.h
@@ -101,4 +101,5 @@ static inline void omap_push_sram_idle(void) {}
 #else
 #define OMAP4_SRAM_PA           0x40300000
 #endif
+#define AM33XX_SRAM_PA          0x40300000
 #endif
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index ad80112c2275..ad32621aa52e 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -307,7 +307,7 @@ static void omap_mbox_fini(struct omap_mbox *mbox)
         if (!--mbox->use_count) {
                 free_irq(mbox->irq, mbox);
                 tasklet_kill(&mbox->txq->tasklet);
-        flush_work_sync(&mbox->rxq->work);
+                flush_work_sync(&mbox->rxq->work);
                 mbox_queue_free(mbox->txq);
                 mbox_queue_free(mbox->rxq);
         }
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 4243bdcc87bc..596f2224e15a 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -86,7 +86,7 @@ static int is_sram_locked(void)
                         __raw_writel(0xCFDE, OMAP24XX_VA_READPERM0);  /* all i-read */
                         __raw_writel(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */
                 }
-                if (cpu_is_omap34xx()) {
+                if (cpu_is_omap34xx() && !cpu_is_am33xx()) {
                         __raw_writel(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */
                         __raw_writel(0xFFFF, OMAP34XX_VA_READPERM0);  /* all i-read */
                         __raw_writel(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */
@@ -124,7 +124,10 @@ static void __init omap_detect_sram(void)
                                 omap_sram_size = 0x800; /* 2K */
                         }
                 } else {
-                        if (cpu_is_omap34xx()) {
+                        if (cpu_is_am33xx()) {
+                                omap_sram_start = AM33XX_SRAM_PA;
+                                omap_sram_size = 0x10000; /* 64K */
+                        } else if (cpu_is_omap34xx()) {
                                 omap_sram_start = OMAP3_SRAM_PA;
                                 omap_sram_size = 0x10000; /* 64K */
                         } else if (cpu_is_omap44xx()) {
@@ -368,6 +371,11 @@ static inline int omap34xx_sram_init(void)
         return 0;
 }
 
+static inline int am33xx_sram_init(void)
+{
+        return 0;
+}
+
 int __init omap_sram_init(void)
 {
         omap_detect_sram();
@@ -379,6 +387,8 @@ int __init omap_sram_init(void)
                 omap242x_sram_init();
         else if (cpu_is_omap2430())
                 omap243x_sram_init();
+        else if (cpu_is_am33xx())
+                am33xx_sram_init();
         else if (cpu_is_omap34xx())
                 omap34xx_sram_init();