22 files changed, 154 insertions, 51 deletions

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)
-        .mode           = MUSB_PERIPHERAL,
-#else /* defined(CONFIG_USB_MUSB_HOST) */
+#else
         .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");
-                if (r)
-                        pr_err("%s: unable to configure DVI_LDO_EN\n",
-                                __func__);
+
+                beagle_config.dvi_pd_gpio = gpio + 2;
+
         } 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-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..e2b701e164f6 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,
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
-omap_mux_get_by_name(const char *muxname,
+int __init 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..773193670ea2 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 */
 
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 950454a3fa31..f30e861ce6d9 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 |
-                           SIDLE_SMART_WKUP),
+        .idlemodes      = (SIDLE_FORCE | SIDLE_NO),
         .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",
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())
-                return omap_prcm_register_chain_handler(&omap3_prcm_irq_setup);
-        return 0;
+        int ret = 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_fill_default_pads(&bdata);
+                omap_serial_check_wakeup(&bdata, uart);
 
                 if (!info)
                         omap_serial_init_port(&bdata, NULL);
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) {