28 files changed, 205 insertions, 81 deletions
diff --git a/arch/arm/mach-omap2/board-flash.c b/arch/arm/mach-omap2/board-flash.c
index 70a81f900bb5..53c39d239d6e 100644
--- a/arch/arm/mach-omap2/board-flash.c
+++ b/arch/arm/mach-omap2/board-flash.c
@@ -97,11 +97,6 @@ __init board_onenand_init(struct mtd_partition *onenand_parts,
        gpmc_onenand_init(&board_onenand_data);
 }
-#else
-void
-__init board_onenand_init(struct mtd_partition *nor_parts, u8 nr_parts, u8 cs)
-{
-}
 #endif /* CONFIG_MTD_ONENAND_OMAP2 || CONFIG_MTD_ONENAND_OMAP2_MODULE */
 #if defined(CONFIG_MTD_NAND_OMAP2) || \
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 8ca14e88a31a..2c5d0ed75285 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -83,11 +83,9 @@ static struct musb_hdrc_config musb_config = {
 };
 static struct musb_hdrc_platform_data tusb_data = {
-#if defined(CONFIG_USB_MUSB_OTG)
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
        .mode           = MUSB_OTG,
-#elif defined(CONFIG_USB_MUSB_PERIPHERAL)
+#else
-        .mode           = MUSB_PERIPHERAL,
-#else /* defined(CONFIG_USB_MUSB_HOST) */
        .mode           = MUSB_HOST,
 #endif
        .set_power      = tusb_set_power,
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 79c6909eeb78..580fd17208da 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -81,13 +81,13 @@ static u8 omap3_beagle_version;
 static struct {
        int mmc1_gpio_wp;
        int usb_pwr_level;
-        int reset_gpio;
+        int dvi_pd_gpio;
        int usr_button_gpio;
        int mmc_caps;
 } beagle_config = {
        .mmc1_gpio_wp = -EINVAL,
        .usb_pwr_level = GPIOF_OUT_INIT_LOW,
-        .reset_gpio = 129,
+        .dvi_pd_gpio = -EINVAL,
        .usr_button_gpio = 4,
        .mmc_caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 };
@@ -126,21 +126,21 @@ static void __init omap3_beagle_init_rev(void)
                printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n");
                omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX;
                beagle_config.mmc1_gpio_wp = 29;
-                beagle_config.reset_gpio = 170;
+                beagle_config.dvi_pd_gpio = 170;
                beagle_config.usr_button_gpio = 7;
                break;
        case 6:
                printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n");
                omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3;
                beagle_config.mmc1_gpio_wp = 23;
-                beagle_config.reset_gpio = 170;
+                beagle_config.dvi_pd_gpio = 170;
                beagle_config.usr_button_gpio = 7;
                break;
        case 5:
                printk(KERN_INFO "OMAP3 Beagle Rev: C4\n");
                omap3_beagle_version = OMAP3BEAGLE_BOARD_C4;
                beagle_config.mmc1_gpio_wp = 23;
-                beagle_config.reset_gpio = 170;
+                beagle_config.dvi_pd_gpio = 170;
                beagle_config.usr_button_gpio = 7;
                break;
        case 0:
@@ -274,11 +274,9 @@ static int beagle_twl_gpio_setup(struct device *dev,
                if (r)
                        pr_err("%s: unable to configure nDVI_PWR_EN\n",
                                __func__);
-                r = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
-                                     "DVI_LDO_EN");
+                beagle_config.dvi_pd_gpio = gpio + 2;
-                if (r)
-                        pr_err("%s: unable to configure DVI_LDO_EN\n",
-                                __func__);
        } else {
                /*
                 * REVISIT: need ehci-omap hooks for external VBUS
@@ -287,7 +285,7 @@ static int beagle_twl_gpio_setup(struct device *dev,
                if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"))
                        pr_err("%s: unable to configure EHCI_nOC\n", __func__);
        }
-        dvi_panel.power_down_gpio = beagle_config.reset_gpio;
+        dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio;
        gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level,
                        "nEN_USB_PWR");
@@ -499,7 +497,7 @@ static void __init omap3_beagle_init(void)
        omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
        omap3_beagle_init_rev();
-        if (beagle_config.mmc1_gpio_wp != -EINVAL)
+        if (gpio_is_valid(beagle_config.mmc1_gpio_wp))
                omap_mux_init_gpio(beagle_config.mmc1_gpio_wp, OMAP_PIN_INPUT);
        mmc[0].caps = beagle_config.mmc_caps;
        omap_hsmmc_init(mmc);
@@ -510,15 +508,13 @@ static void __init omap3_beagle_init(void)
        platform_add_devices(omap3_beagle_devices,
                        ARRAY_SIZE(omap3_beagle_devices));
+        if (gpio_is_valid(beagle_config.dvi_pd_gpio))
+                omap_mux_init_gpio(beagle_config.dvi_pd_gpio, OMAP_PIN_OUTPUT);
        omap_display_init(&beagle_dss_data);
        omap_serial_init();
        omap_sdrc_init(mt46h32m32lf6_sdrc_params,
                                  mt46h32m32lf6_sdrc_params);
-        omap_mux_init_gpio(170, OMAP_PIN_INPUT);
-        /* REVISIT leave DVI powered down until it's needed ... */
-        gpio_request_one(170, GPIOF_OUT_INIT_HIGH, "DVI_nPD");
        usb_musb_init(NULL);
        usbhs_init(&usbhs_bdata);
        omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions,
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 8fa2fc3a4c3c..779734d8ba37 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -494,8 +494,8 @@ static void __init overo_init(void)
        regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
        omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
-        omap_hsmmc_init(mmc);
        overo_i2c_init();
+        omap_hsmmc_init(mmc);
        omap_display_init(&overo_dss_data);
        omap_serial_init();
        omap_sdrc_init(mt46h32m32lf6_sdrc_params,
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index ff53deccecab..df2534de3361 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -144,7 +144,6 @@ static struct lis3lv02d_platform_data rx51_lis3lv02d_data = {
        .release_resources = lis302_release,
        .st_min_limits = {-32, 3, 3},
        .st_max_limits = {-3, 32, 32},
-        .irq2 = OMAP_GPIO_IRQ(LIS302_IRQ2_GPIO),
 };
 #endif
@@ -1030,7 +1029,6 @@ static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_3[] = {
        {
                I2C_BOARD_INFO("lis3lv02d", 0x1d),
                .platform_data = &rx51_lis3lv02d_data,
-                .irq = OMAP_GPIO_IRQ(LIS302_IRQ1_GPIO),
        },
 #endif
 };
@@ -1056,6 +1054,10 @@ static int __init rx51_i2c_init(void)
        omap_pmic_init(1, 2200, "twl5030", INT_34XX_SYS_NIRQ, &rx51_twldata);
        omap_register_i2c_bus(2, 100, rx51_peripherals_i2c_board_info_2,
                              ARRAY_SIZE(rx51_peripherals_i2c_board_info_2));
+#if defined(CONFIG_SENSORS_LIS3_I2C) || defined(CONFIG_SENSORS_LIS3_I2C_MODULE)
+        rx51_lis3lv02d_data.irq2 = gpio_to_irq(LIS302_IRQ2_GPIO);
+        rx51_peripherals_i2c_board_info_3[0].irq = gpio_to_irq(LIS302_IRQ1_GPIO);
+#endif
        omap_register_i2c_bus(3, 400, rx51_peripherals_i2c_board_info_3,
                              ARRAY_SIZE(rx51_peripherals_i2c_board_info_3));
        return 0;
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index 4e1a3b0e8cc8..1efdec236ae8 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3514,7 +3514,7 @@ int __init omap3xxx_clk_init(void)
        struct omap_clk *c;
        u32 cpu_clkflg = 0;
-        if (cpu_is_omap3517()) {
+        if (soc_is_am35xx()) {
                cpu_mask = RATE_IN_34XX;
                cpu_clkflg = CK_AM35XX;
        } else if (cpu_is_omap3630()) {
diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c
index 2172f6603848..ba6f9a0a43e9 100644
--- a/arch/arm/mach-omap2/clock44xx_data.c
+++ b/arch/arm/mach-omap2/clock44xx_data.c
@@ -84,6 +84,7 @@ static struct clk slimbus_clk = {
 static struct clk sys_32k_ck = {
        .name           = "sys_32k_ck",
+        .clkdm_name     = "prm_clkdm",
        .rate           = 32768,
        .ops            = &clkops_null,
 };
@@ -512,6 +513,7 @@ static struct clk ddrphy_ck = {
        .name           = "ddrphy_ck",
        .parent         = &dpll_core_m2_ck,
        .ops            = &clkops_null,
+        .clkdm_name     = "l3_emif_clkdm",
        .fixed_div      = 2,
        .recalc         = &omap_fixed_divisor_recalc,
 };
@@ -769,6 +771,7 @@ static const struct clksel dpll_mpu_m2_div[] = {
 static struct clk dpll_mpu_m2_ck = {
        .name           = "dpll_mpu_m2_ck",
        .parent         = &dpll_mpu_ck,
+        .clkdm_name     = "cm_clkdm",
        .clksel         = dpll_mpu_m2_div,
        .clksel_reg     = OMAP4430_CM_DIV_M2_DPLL_MPU,
        .clksel_mask    = OMAP4430_DPLL_CLKOUT_DIV_MASK,
@@ -1149,6 +1152,7 @@ static const struct clksel l3_div_div[] = {
 static struct clk l3_div_ck = {
        .name           = "l3_div_ck",
        .parent         = &div_core_ck,
+        .clkdm_name     = "cm_clkdm",
        .clksel         = l3_div_div,
        .clksel_reg     = OMAP4430_CM_CLKSEL_CORE,
        .clksel_mask    = OMAP4430_CLKSEL_L3_MASK,
@@ -2824,6 +2828,7 @@ static const struct clksel trace_clk_div_div[] = {
 static struct clk trace_clk_div_ck = {
        .name           = "trace_clk_div_ck",
        .parent         = &pmd_trace_clk_mux_ck,
+        .clkdm_name     = "emu_sys_clkdm",
        .clksel         = trace_clk_div_div,
        .clksel_reg     = OMAP4430_CM_EMU_DEBUGSS_CLKCTRL,
        .clksel_mask    = OMAP4430_CLKSEL_PMD_TRACE_CLK_MASK,
@@ -3412,9 +3417,12 @@ int __init omap4xxx_clk_init(void)
        if (cpu_is_omap443x()) {
                cpu_mask = RATE_IN_4430;
                cpu_clkflg = CK_443X;
-        } else if (cpu_is_omap446x()) {
+        } else if (cpu_is_omap446x() || cpu_is_omap447x()) {
                cpu_mask = RATE_IN_4460 | RATE_IN_4430;
                cpu_clkflg = CK_446X | CK_443X;
+                if (cpu_is_omap447x())
+                        pr_warn("WARNING: OMAP4470 clock data incomplete!\n");
        } else {
                return 0;
        }
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h
index f7b58609bad8..6227e9505c2d 100644
--- a/arch/arm/mach-omap2/clockdomain.h
+++ b/arch/arm/mach-omap2/clockdomain.h
@@ -31,12 +31,16 @@
 *
 * CLKDM_NO_AUTODEPS: Prevent "autodeps" from being added/removed from this
 *     clockdomain.  (Currently, this applies to OMAP3 clockdomains only.)
+ * CLKDM_ACTIVE_WITH_MPU: The PRCM guarantees that this clockdomain is
+ *     active whenever the MPU is active.  True for interconnects and
+ *     the WKUP clockdomains.
 */
 #define CLKDM_CAN_FORCE_SLEEP                   (1 << 0)
 #define CLKDM_CAN_FORCE_WAKEUP                  (1 << 1)
 #define CLKDM_CAN_ENABLE_AUTO                   (1 << 2)
 #define CLKDM_CAN_DISABLE_AUTO                  (1 << 3)
 #define CLKDM_NO_AUTODEPS                       (1 << 4)
+#define CLKDM_ACTIVE_WITH_MPU                   (1 << 5)
 #define CLKDM_CAN_HWSUP         (CLKDM_CAN_ENABLE_AUTO | CLKDM_CAN_DISABLE_AUTO)
 #define CLKDM_CAN_SWSUP         (CLKDM_CAN_FORCE_SLEEP | CLKDM_CAN_FORCE_WAKEUP)
diff --git a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c
index 839145e1cfbe..4972219653ce 100644
--- a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c
@@ -88,4 +88,5 @@ struct clockdomain wkup_common_clkdm = {
        .name           = "wkup_clkdm",
        .pwrdm          = { .name = "wkup_pwrdm" },
        .dep_bit        = OMAP_EN_WKUP_SHIFT,
+        .flags          = CLKDM_ACTIVE_WITH_MPU,
 };
diff --git a/arch/arm/mach-omap2/clockdomains44xx_data.c b/arch/arm/mach-omap2/clockdomains44xx_data.c
index c53425847493..7f2133abe7d3 100644
--- a/arch/arm/mach-omap2/clockdomains44xx_data.c
+++ b/arch/arm/mach-omap2/clockdomains44xx_data.c
@@ -381,7 +381,7 @@ static struct clockdomain l4_wkup_44xx_clkdm = {
        .cm_inst          = OMAP4430_PRM_WKUP_CM_INST,
        .clkdm_offs       = OMAP4430_PRM_WKUP_CM_WKUP_CDOFFS,
        .dep_bit          = OMAP4430_L4WKUP_STATDEP_SHIFT,
-        .flags            = CLKDM_CAN_HWSUP,
+        .flags            = CLKDM_CAN_HWSUP | CLKDM_ACTIVE_WITH_MPU,
 };
 static struct clockdomain emu_sys_44xx_clkdm = {
diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
index a7bc096bd407..f24e3f7a2bbc 100644
--- a/arch/arm/mach-omap2/cm.h
+++ b/arch/arm/mach-omap2/cm.h
@@ -22,4 +22,15 @@
 */
 #define MAX_MODULE_READY_TIME           2000
+/*
+ * MAX_MODULE_DISABLE_TIME: max duration in microseconds to wait for
+ * the PRCM to request that a module enter the inactive state in the
+ * case of OMAP2 & 3.  In the case of OMAP4 this is the max duration
+ * in microseconds for the module to reach the inactive state from
+ * a functional state.
+ * XXX FSUSB on OMAP4430 takes ~4ms to idle after reset during
+ * kernel init.
+ */
+#define MAX_MODULE_DISABLE_TIME         5000
 #endif
diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c
index 8c86d294b1a3..1a39945d9ff8 100644
--- a/arch/arm/mach-omap2/cminst44xx.c
+++ b/arch/arm/mach-omap2/cminst44xx.c
@@ -313,9 +313,9 @@ int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_off
        omap_test_timeout((_clkctrl_idlest(part, inst, cdoffs, clkctrl_offs) ==
                           CLKCTRL_IDLEST_DISABLED),
-                          MAX_MODULE_READY_TIME, i);
+                          MAX_MODULE_DISABLE_TIME, i);
-        return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
+        return (i < MAX_MODULE_DISABLE_TIME) ? 0 : -EBUSY;
 }
 /**
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
index 54d49ddb9b81..5fb47a14f4ba 100644
--- a/arch/arm/mach-omap2/display.c
+++ b/arch/arm/mach-omap2/display.c
@@ -271,9 +271,9 @@ static struct platform_device *create_simple_dss_pdev(const char *pdev_name,
                goto err;
        }
-        r = omap_device_register(pdev);
+        r = platform_device_add(pdev);
        if (r) {
-                pr_err("Could not register omap_device for %s\n", pdev_name);
+                pr_err("Could not register platform_device for %s\n", pdev_name);
                goto err;
        }
diff --git a/arch/arm/mach-omap2/dsp.c b/arch/arm/mach-omap2/dsp.c
index 845309f146fe..88ffa1e645cd 100644
--- a/arch/arm/mach-omap2/dsp.c
+++ b/arch/arm/mach-omap2/dsp.c
@@ -20,6 +20,9 @@
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <asm/memblock.h>
 #include "cm2xxx_3xxx.h"
 #include "prm2xxx_3xxx.h"
 #ifdef CONFIG_BRIDGE_DVFS
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 0389b3264abe..00486a8564fd 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -247,6 +247,17 @@ void __init omap3xxx_check_features(void)
        omap_features |= OMAP3_HAS_SDRC;
        /*
+         * am35x fixups:
+         * - The am35x Chip ID register has bits 12, 7:5, and 3:2 marked as
+         *   reserved and therefore return 0 when read.  Unfortunately,
+         *   OMAP3_CHECK_FEATURE() will interpret some of those zeroes to
+         *   mean that a feature is present even though it isn't so clear
+         *   the incorrectly set feature bits.
+         */
+        if (soc_is_am35xx())
+                omap_features &= ~(OMAP3_HAS_IVA | OMAP3_HAS_ISP);
+        /*
         * TODO: Get additional info (where applicable)
         *       e.g. Size of L2 cache.
         */
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index fdc4303be563..6038a8c84b74 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -149,6 +149,7 @@ omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num)
        ct->chip.irq_ack = omap_mask_ack_irq;
        ct->chip.irq_mask = irq_gc_mask_disable_reg;
        ct->chip.irq_unmask = irq_gc_unmask_enable_reg;
+        ct->chip.flags |= IRQCHIP_SKIP_SET_WAKE;
        ct->regs.enable = INTC_MIR_CLEAR0;
        ct->regs.disable = INTC_MIR_SET0;
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 80e55c5c9998..9fe6829f4c16 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -41,6 +41,7 @@
 #include "control.h"
 #include "mux.h"
 #include "prm.h"
+#include "common.h"
 #define OMAP_MUX_BASE_OFFSET            0x30    /* Offset from CTRL_BASE */
 #define OMAP_MUX_BASE_SZ                0x5ca
@@ -217,8 +218,7 @@ static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition,
        return -ENODEV;
 }
-static int __init
+int __init omap_mux_get_by_name(const char *muxname,
-omap_mux_get_by_name(const char *muxname,
                        struct omap_mux_partition **found_partition,
                        struct omap_mux **found_mux)
 {
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index 69fe060a0b75..471e62a74a16 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -59,6 +59,7 @@
 #define OMAP_PIN_OFF_WAKEUPENABLE       OMAP_WAKEUP_EN
 #define OMAP_MODE_GPIO(x)       (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE4)
+#define OMAP_MODE_UART(x)       (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0)
 /* Flags for omapX_mux_init */
 #define OMAP_PACKAGE_MASK               0xffff
@@ -225,8 +226,18 @@ omap_hwmod_mux_init(struct omap_device_pad *bpads, int nr_pads);
 */
 void omap_hwmod_mux(struct omap_hwmod_mux_info *hmux, u8 state);
+int omap_mux_get_by_name(const char *muxname,
+                struct omap_mux_partition **found_partition,
+                struct omap_mux **found_mux);
 #else
+static inline int omap_mux_get_by_name(const char *muxname,
+                struct omap_mux_partition **found_partition,
+                struct omap_mux **found_mux)
+{
+        return 0;
+}
 static inline int omap_mux_init_gpio(int gpio, int val)
 {
        return 0;
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index bf86f7e8f91f..2d710f50fca2 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -530,7 +530,7 @@ static int _disable_wakeup(struct omap_hwmod *oh, u32 *v)
        if (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP)
                _set_slave_idlemode(oh, HWMOD_IDLEMODE_SMART, v);
        if (oh->class->sysc->idlemodes & MSTANDBY_SMART_WKUP)
-                _set_master_standbymode(oh, HWMOD_IDLEMODE_SMART_WKUP, v);
+                _set_master_standbymode(oh, HWMOD_IDLEMODE_SMART, v);
        /* XXX test pwrdm_get_wken for this hwmod's subsystem */
@@ -1124,15 +1124,18 @@ static struct omap_hwmod_addr_space * __init _find_mpu_rt_addr_space(struct omap
 * _enable_sysc - try to bring a module out of idle via OCP_SYSCONFIG
 * @oh: struct omap_hwmod *
 *
- * If module is marked as SWSUP_SIDLE, force the module out of slave
+ * Ensure that the OCP_SYSCONFIG register for the IP block represented
- * idle; otherwise, configure it for smart-idle.  If module is marked
+ * by @oh is set to indicate to the PRCM that the IP block is active.
- * as SWSUP_MSUSPEND, force the module out of master standby;
+ * Usually this means placing the module into smart-idle mode and
- * otherwise, configure it for smart-standby.  No return value.
+ * smart-standby, but if there is a bug in the automatic idle handling
+ * for the IP block, it may need to be placed into the force-idle or
+ * no-idle variants of these modes.  No return value.
 */
 static void _enable_sysc(struct omap_hwmod *oh)
 {
        u8 idlemode, sf;
        u32 v;
+        bool clkdm_act;
        if (!oh->class->sysc)
                return;
@@ -1141,8 +1144,16 @@ static void _enable_sysc(struct omap_hwmod *oh)
        sf = oh->class->sysc->sysc_flags;
        if (sf & SYSC_HAS_SIDLEMODE) {
-                idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ?
+                clkdm_act = ((oh->clkdm &&
-                        HWMOD_IDLEMODE_NO : HWMOD_IDLEMODE_SMART;
+                              oh->clkdm->flags & CLKDM_ACTIVE_WITH_MPU) ||
+                             (oh->_clk && oh->_clk->clkdm &&
+                              oh->_clk->clkdm->flags & CLKDM_ACTIVE_WITH_MPU));
+                if (clkdm_act && !(oh->class->sysc->idlemodes &
+                                   (SIDLE_SMART | SIDLE_SMART_WKUP)))
+                        idlemode = HWMOD_IDLEMODE_FORCE;
+                else
+                        idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ?
+                                HWMOD_IDLEMODE_NO : HWMOD_IDLEMODE_SMART;
                _set_slave_idlemode(oh, idlemode, &v);
        }
@@ -1208,8 +1219,13 @@ static void _idle_sysc(struct omap_hwmod *oh)
        sf = oh->class->sysc->sysc_flags;
        if (sf & SYSC_HAS_SIDLEMODE) {
-                idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ?
+                /* XXX What about HWMOD_IDLEMODE_SMART_WKUP? */
-                        HWMOD_IDLEMODE_FORCE : HWMOD_IDLEMODE_SMART;
+                if (oh->flags & HWMOD_SWSUP_SIDLE ||
+                    !(oh->class->sysc->idlemodes &
+                      (SIDLE_SMART | SIDLE_SMART_WKUP)))
+                        idlemode = HWMOD_IDLEMODE_FORCE;
+                else
+                        idlemode = HWMOD_IDLEMODE_SMART;
                _set_slave_idlemode(oh, idlemode, &v);
        }
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 950454a3fa31..b7bcba5221ba 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -393,8 +393,7 @@ static struct omap_hwmod_class_sysconfig omap44xx_counter_sysc = {
        .rev_offs       = 0x0000,
        .sysc_offs      = 0x0004,
        .sysc_flags     = SYSC_HAS_SIDLEMODE,
-        .idlemodes      = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+        .idlemodes      = (SIDLE_FORCE | SIDLE_NO),
-                           SIDLE_SMART_WKUP),
        .sysc_fields    = &omap_hwmod_sysc_type1,
 };
@@ -854,6 +853,11 @@ static struct omap_hwmod omap44xx_dss_hdmi_hwmod = {
        .name           = "dss_hdmi",
        .class          = &omap44xx_hdmi_hwmod_class,
        .clkdm_name     = "l3_dss_clkdm",
+        /*
+         * HDMI audio requires to use no-idle mode. Hence,
+         * set idle mode by software.
+         */
+        .flags          = HWMOD_SWSUP_SIDLE,
        .mpu_irqs       = omap44xx_dss_hdmi_irqs,
        .sdma_reqs      = omap44xx_dss_hdmi_sdma_reqs,
        .main_clk       = "dss_48mhz_clk",
@@ -1924,7 +1928,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp1_sdma_reqs[] = {
 static struct omap_hwmod_opt_clk mcbsp1_opt_clks[] = {
        { .role = "pad_fck", .clk = "pad_clks_ck" },
-        { .role = "prcm_clk", .clk = "mcbsp1_sync_mux_ck" },
+        { .role = "prcm_fck", .clk = "mcbsp1_sync_mux_ck" },
 };
 static struct omap_hwmod omap44xx_mcbsp1_hwmod = {
@@ -1959,7 +1963,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp2_sdma_reqs[] = {
 static struct omap_hwmod_opt_clk mcbsp2_opt_clks[] = {
        { .role = "pad_fck", .clk = "pad_clks_ck" },
-        { .role = "prcm_clk", .clk = "mcbsp2_sync_mux_ck" },
+        { .role = "prcm_fck", .clk = "mcbsp2_sync_mux_ck" },
 };
 static struct omap_hwmod omap44xx_mcbsp2_hwmod = {
@@ -1994,7 +1998,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp3_sdma_reqs[] = {
 static struct omap_hwmod_opt_clk mcbsp3_opt_clks[] = {
        { .role = "pad_fck", .clk = "pad_clks_ck" },
-        { .role = "prcm_clk", .clk = "mcbsp3_sync_mux_ck" },
+        { .role = "prcm_fck", .clk = "mcbsp3_sync_mux_ck" },
 };
 static struct omap_hwmod omap44xx_mcbsp3_hwmod = {
@@ -2029,7 +2033,7 @@ static struct omap_hwmod_dma_info omap44xx_mcbsp4_sdma_reqs[] = {
 static struct omap_hwmod_opt_clk mcbsp4_opt_clks[] = {
        { .role = "pad_fck", .clk = "pad_clks_ck" },
-        { .role = "prcm_clk", .clk = "mcbsp4_sync_mux_ck" },
+        { .role = "prcm_fck", .clk = "mcbsp4_sync_mux_ck" },
 };
 static struct omap_hwmod omap44xx_mcbsp4_hwmod = {
@@ -3860,7 +3864,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_2 = {
 };
 /* usb_host_fs -> l3_main_2 */
-static struct omap_hwmod_ocp_if omap44xx_usb_host_fs__l3_main_2 = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_usb_host_fs__l3_main_2 = {
        .master         = &omap44xx_usb_host_fs_hwmod,
        .slave          = &omap44xx_l3_main_2_hwmod,
        .clk            = "l3_div_ck",
@@ -3918,7 +3922,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_3 = {
 };
 /* aess -> l4_abe */
-static struct omap_hwmod_ocp_if omap44xx_aess__l4_abe = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_aess__l4_abe = {
        .master         = &omap44xx_aess_hwmod,
        .slave          = &omap44xx_l4_abe_hwmod,
        .clk            = "ocp_abe_iclk",
@@ -4009,7 +4013,7 @@ static struct omap_hwmod_addr_space omap44xx_aess_addrs[] = {
 };
 /* l4_abe -> aess */
-static struct omap_hwmod_ocp_if omap44xx_l4_abe__aess = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_abe__aess = {
        .master         = &omap44xx_l4_abe_hwmod,
        .slave          = &omap44xx_aess_hwmod,
        .clk            = "ocp_abe_iclk",
@@ -4027,7 +4031,7 @@ static struct omap_hwmod_addr_space omap44xx_aess_dma_addrs[] = {
 };
 /* l4_abe -> aess (dma) */
-static struct omap_hwmod_ocp_if omap44xx_l4_abe__aess_dma = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_abe__aess_dma = {
        .master         = &omap44xx_l4_abe_hwmod,
        .slave          = &omap44xx_aess_hwmod,
        .clk            = "ocp_abe_iclk",
@@ -5853,7 +5857,7 @@ static struct omap_hwmod_addr_space omap44xx_usb_host_fs_addrs[] = {
 };
 /* l4_cfg -> usb_host_fs */
-static struct omap_hwmod_ocp_if omap44xx_l4_cfg__usb_host_fs = {
+static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l4_cfg__usb_host_fs = {
        .master         = &omap44xx_l4_cfg_hwmod,
        .slave          = &omap44xx_usb_host_fs_hwmod,
        .clk            = "l4_div_ck",
@@ -6010,13 +6014,13 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
        &omap44xx_iva__l3_main_2,
        &omap44xx_l3_main_1__l3_main_2,
        &omap44xx_l4_cfg__l3_main_2,
-        &omap44xx_usb_host_fs__l3_main_2,
+        /* &omap44xx_usb_host_fs__l3_main_2, */
        &omap44xx_usb_host_hs__l3_main_2,
        &omap44xx_usb_otg_hs__l3_main_2,
        &omap44xx_l3_main_1__l3_main_3,
        &omap44xx_l3_main_2__l3_main_3,
        &omap44xx_l4_cfg__l3_main_3,
-        &omap44xx_aess__l4_abe,
+        /* &omap44xx_aess__l4_abe, */
        &omap44xx_dsp__l4_abe,
        &omap44xx_l3_main_1__l4_abe,
        &omap44xx_mpu__l4_abe,
@@ -6025,8 +6029,8 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
        &omap44xx_l4_cfg__l4_wkup,
        &omap44xx_mpu__mpu_private,
        &omap44xx_l4_cfg__ocp_wp_noc,
-        &omap44xx_l4_abe__aess,
+        /* &omap44xx_l4_abe__aess, */
-        &omap44xx_l4_abe__aess_dma,
+        /* &omap44xx_l4_abe__aess_dma, */
        &omap44xx_l3_main_2__c2c,
        &omap44xx_l4_wkup__counter_32k,
        &omap44xx_l4_cfg__ctrl_module_core,
@@ -6132,7 +6136,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
        &omap44xx_l4_per__uart2,
        &omap44xx_l4_per__uart3,
        &omap44xx_l4_per__uart4,
-        &omap44xx_l4_cfg__usb_host_fs,
+        /* &omap44xx_l4_cfg__usb_host_fs, */
        &omap44xx_l4_cfg__usb_host_hs,
        &omap44xx_l4_cfg__usb_otg_hs,
        &omap44xx_l4_cfg__usb_tll_hs,
diff --git a/arch/arm/mach-omap2/omap_l3_smx.c b/arch/arm/mach-omap2/omap_l3_smx.c
index a05a62f9ee5b..acc216491b8a 100644
--- a/arch/arm/mach-omap2/omap_l3_smx.c
+++ b/arch/arm/mach-omap2/omap_l3_smx.c
@@ -155,10 +155,11 @@ static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
        u8 multi = error & L3_ERROR_LOG_MULTI;
        u32 address = omap3_l3_decode_addr(error_addr);
-        WARN(true, "%s seen by %s %s at address %x\n",
+        pr_err("%s seen by %s %s at address %x\n",
                        omap3_l3_code_string(code),
                        omap3_l3_initiator_string(initid),
                        multi ? "Multiple Errors" : "", address);
+        WARN_ON(1);
        return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index 4c90477e6f82..d52651a05daa 100644
--- a/arch/arm/mach-omap2/omap_phy_internal.c
+++ b/arch/arm/mach-omap2/omap_phy_internal.c
@@ -239,21 +239,15 @@ void am35x_set_mode(u8 musb_mode)
        devconf2 &= ~CONF2_OTGMODE;
        switch (musb_mode) {
-#ifdef  CONFIG_USB_MUSB_HDRC_HCD
        case MUSB_HOST:         /* Force VBUS valid, ID = 0 */
                devconf2 |= CONF2_FORCE_HOST;
                break;
-#endif
-#ifdef  CONFIG_USB_GADGET_MUSB_HDRC
        case MUSB_PERIPHERAL:   /* Force VBUS valid, ID = 1 */
                devconf2 |= CONF2_FORCE_DEVICE;
                break;
-#endif
-#ifdef  CONFIG_USB_MUSB_OTG
        case MUSB_OTG:          /* Don't override the VBUS/ID comparators */
                devconf2 |= CONF2_NO_OVERRIDE;
                break;
-#endif
        default:
                pr_info(KERN_INFO "Unsupported mode %u\n", musb_mode);
        }
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index a34023d0ca7c..3a595e899724 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -724,6 +724,7 @@ int __init omap3_pm_init(void)
        ret = request_irq(omap_prcm_event_to_irq("io"),
                _prcm_int_handle_io, IRQF_SHARED | IRQF_NO_SUSPEND, "pm_io",
                omap3_pm_init);
+        enable_irq(omap_prcm_event_to_irq("io"));
        if (ret) {
                pr_err("pm: Failed to request pm_io irq\n");
diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c
index 9ce765407ad5..21cb74003a56 100644
--- a/arch/arm/mach-omap2/prm2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c
@@ -15,6 +15,7 @@
 #include <linux/errno.h>
 #include <linux/err.h>
 #include <linux/io.h>
+#include <linux/irq.h>
 #include "common.h"
 #include <plat/cpu.h>
@@ -303,8 +304,15 @@ void omap3xxx_prm_restore_irqen(u32 *saved_mask)
 static int __init omap3xxx_prcm_init(void)
 {
-        if (cpu_is_omap34xx())
+        int ret = 0;
-                return omap_prcm_register_chain_handler(&omap3_prcm_irq_setup);
-        return 0;
+        if (cpu_is_omap34xx()) {
+                ret = omap_prcm_register_chain_handler(&omap3_prcm_irq_setup);
+                if (!ret)
+                        irq_set_status_flags(omap_prcm_event_to_irq("io"),
+                                             IRQ_NOAUTOEN);
+        }
+        return ret;
 }
 subsys_initcall(omap3xxx_prcm_init);
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 292d4aaca068..c1b93c752d70 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -57,6 +57,7 @@ struct omap_uart_state {
        struct list_head node;
        struct omap_hwmod *oh;
+        struct omap_device_pad default_omap_uart_pads[2];
 };
 static LIST_HEAD(uart_list);
@@ -126,11 +127,70 @@ static void omap_uart_set_smartidle(struct platform_device *pdev) {}
 #endif /* CONFIG_PM */
 #ifdef CONFIG_OMAP_MUX
-static void omap_serial_fill_default_pads(struct omap_board_data *bdata)
+#define OMAP_UART_DEFAULT_PAD_NAME_LEN  28
+static char rx_pad_name[OMAP_UART_DEFAULT_PAD_NAME_LEN],
+                tx_pad_name[OMAP_UART_DEFAULT_PAD_NAME_LEN] __initdata;
+static void  __init
+omap_serial_fill_uart_tx_rx_pads(struct omap_board_data *bdata,
+                                struct omap_uart_state *uart)
+{
+        uart->default_omap_uart_pads[0].name = rx_pad_name;
+        uart->default_omap_uart_pads[0].flags = OMAP_DEVICE_PAD_REMUX |
+                                                        OMAP_DEVICE_PAD_WAKEUP;
+        uart->default_omap_uart_pads[0].enable = OMAP_PIN_INPUT |
+                                                        OMAP_MUX_MODE0;
+        uart->default_omap_uart_pads[0].idle = OMAP_PIN_INPUT | OMAP_MUX_MODE0;
+        uart->default_omap_uart_pads[1].name = tx_pad_name;
+        uart->default_omap_uart_pads[1].enable = OMAP_PIN_OUTPUT |
+                                                        OMAP_MUX_MODE0;
+        bdata->pads = uart->default_omap_uart_pads;
+        bdata->pads_cnt = ARRAY_SIZE(uart->default_omap_uart_pads);
+}
+static void  __init omap_serial_check_wakeup(struct omap_board_data *bdata,
+                                                struct omap_uart_state *uart)
 {
+        struct omap_mux_partition *tx_partition = NULL, *rx_partition = NULL;
+        struct omap_mux *rx_mux = NULL, *tx_mux = NULL;
+        char *rx_fmt, *tx_fmt;
+        int uart_nr = bdata->id + 1;
+        if (bdata->id != 2) {
+                rx_fmt = "uart%d_rx.uart%d_rx";
+                tx_fmt = "uart%d_tx.uart%d_tx";
+        } else {
+                rx_fmt = "uart%d_rx_irrx.uart%d_rx_irrx";
+                tx_fmt = "uart%d_tx_irtx.uart%d_tx_irtx";
+        }
+        snprintf(rx_pad_name, OMAP_UART_DEFAULT_PAD_NAME_LEN, rx_fmt,
+                        uart_nr, uart_nr);
+        snprintf(tx_pad_name, OMAP_UART_DEFAULT_PAD_NAME_LEN, tx_fmt,
+                        uart_nr, uart_nr);
+        if (omap_mux_get_by_name(rx_pad_name, &rx_partition, &rx_mux) >= 0 &&
+                        omap_mux_get_by_name
+                                (tx_pad_name, &tx_partition, &tx_mux) >= 0) {
+                u16 tx_mode, rx_mode;
+                tx_mode = omap_mux_read(tx_partition, tx_mux->reg_offset);
+                rx_mode = omap_mux_read(rx_partition, rx_mux->reg_offset);
+                /*
+                 * Check if uart is used in default tx/rx mode i.e. in mux mode0
+                 * if yes then configure rx pin for wake up capability
+                 */
+                if (OMAP_MODE_UART(rx_mode) && OMAP_MODE_UART(tx_mode))
+                        omap_serial_fill_uart_tx_rx_pads(bdata, uart);
+        }
 }
 #else
-static void omap_serial_fill_default_pads(struct omap_board_data *bdata) {}
+static void __init omap_serial_check_wakeup(struct omap_board_data *bdata,
+                struct omap_uart_state *uart)
+{
+}
 #endif
 static char *cmdline_find_option(char *str)
@@ -287,8 +347,7 @@ void __init omap_serial_board_init(struct omap_uart_port_info *info)
                bdata.pads = NULL;
                bdata.pads_cnt = 0;
-                if (cpu_is_omap44xx() || cpu_is_omap34xx())
+                omap_serial_check_wakeup(&bdata, uart);
-                        omap_serial_fill_default_pads(&bdata);
                if (!info)
                        omap_serial_init_port(&bdata, NULL);
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index 119d5a910f3a..43a979075338 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -32,6 +32,7 @@
 #include "twl-common.h"
 #include "pm.h"
 #include "voltage.h"
+#include "mux.h"
 static struct i2c_board_info __initdata pmic_i2c_board_info = {
        .addr           = 0x48,
@@ -77,6 +78,7 @@ void __init omap4_pmic_init(const char *pmic_type,
                    struct twl6040_platform_data *twl6040_data, int twl6040_irq)
 {
        /* PMIC part*/
+        omap_mux_init_signal("sys_nirq1", OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE);
        strncpy(omap4_i2c1_board_info[0].type, pmic_type,
                sizeof(omap4_i2c1_board_info[0].type));
        omap4_i2c1_board_info[0].irq = OMAP44XX_IRQ_SYS_1N;
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index b19d1b43c12e..c4a576856661 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -41,12 +41,10 @@ static struct musb_hdrc_config musb_config = {
 };
 static struct musb_hdrc_platform_data musb_plat = {
-#ifdef CONFIG_USB_MUSB_OTG
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
        .mode           = MUSB_OTG,
-#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
+#else
        .mode           = MUSB_HOST,
-#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
-        .mode           = MUSB_PERIPHERAL,
 #endif
        /* .clock is set dynamically */
        .config         = &musb_config,
diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c
index db84a46ce7fd..805bea6edf17 100644
--- a/arch/arm/mach-omap2/usb-tusb6010.c
+++ b/arch/arm/mach-omap2/usb-tusb6010.c
@@ -300,7 +300,7 @@ tusb6010_setup_interface(struct musb_hdrc_platform_data *data,
                printk(error, 3, status);
                return status;
        }
-        tusb_resources[2].start = irq + IH_GPIO_BASE;
+        tusb_resources[2].start = gpio_to_irq(irq);
        /* set up memory timings ... can speed them up later */
        if (!ps_refclk) {