16 files changed, 81 insertions, 60 deletions

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index fc9b238cbc19..bd76394ccaf8 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -11,9 +11,9 @@ hwmod-common				= omap_hwmod.o \
                                           omap_hwmod_common_data.o
 clock-common                            = clock.o clock_common_data.o \
                                           clkt_dpll.o clkt_clksel.o
-secure-common                          = omap-smc.o omap-secure.o
+secure-common                           = omap-smc.o omap-secure.o
 
-obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) $(secure-common)
+obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common)
 obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common)
 obj-$(CONFIG_ARCH_OMAP4) += prm44xx.o $(hwmod-common) $(secure-common)
 
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 21fc87648660..4e9071589bfb 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -814,7 +814,7 @@ static struct omap_dss_board_info sdp4430_dss_data = {
         .default_device = &sdp4430_lcd_device,
 };
 
-static void omap_4430sdp_display_init(void)
+static void __init omap_4430sdp_display_init(void)
 {
         int r;
 
@@ -851,7 +851,7 @@ static struct omap_board_mux board_mux[] __initdata = {
 #define board_mux       NULL
  #endif
 
-static void omap4_sdp4430_wifi_mux_init(void)
+static void __init omap4_sdp4430_wifi_mux_init(void)
 {
         omap_mux_init_gpio(GPIO_WIFI_IRQ, OMAP_PIN_INPUT |
                                 OMAP_PIN_OFF_WAKEUPENABLE);
@@ -878,12 +878,17 @@ static struct wl12xx_platform_data omap4_sdp4430_wlan_data __initdata = {
         .board_tcxo_clock = WL12XX_TCXOCLOCK_26,
 };
 
-static void omap4_sdp4430_wifi_init(void)
+static void __init omap4_sdp4430_wifi_init(void)
 {
+        int ret;
+
         omap4_sdp4430_wifi_mux_init();
-        if (wl12xx_set_platform_data(&omap4_sdp4430_wlan_data))
-                pr_err("Error setting wl12xx data\n");
-        platform_device_register(&omap_vwlan_device);
+        ret = wl12xx_set_platform_data(&omap4_sdp4430_wlan_data);
+        if (ret)
+                pr_err("Error setting wl12xx data: %d\n", ret);
+        ret = platform_device_register(&omap_vwlan_device);
+        if (ret)
+                pr_err("Error registering wl12xx device: %d\n", ret);
 }
 
 static void __init omap_4430sdp_init(void)
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index e921e3be24a4..d73316ed4207 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -437,7 +437,7 @@ static struct usbhs_omap_board_data usbhs_bdata __initdata = {
         .reset_gpio_port[2]  = -EINVAL
 };
 
-static void cm_t35_init_usbh(void)
+static void  __init cm_t35_init_usbh(void)
 {
         int err;
 
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index d58756060483..ad497620539b 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -17,6 +17,7 @@
 #include <linux/i2c/twl.h>
 
 #include <mach/hardware.h>
+#include <asm/hardware/gic.h>
 #include <asm/mach/arch.h>
 
 #include <plat/board.h>
@@ -102,6 +103,7 @@ DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
         .map_io         = omap242x_map_io,
         .init_early     = omap2420_init_early,
         .init_irq       = omap2_init_irq,
+        .handle_irq     = omap2_intc_handle_irq,
         .init_machine   = omap_generic_init,
         .timer          = &omap2_timer,
         .dt_compat      = omap242x_boards_compat,
@@ -141,6 +143,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
         .map_io         = omap3_map_io,
         .init_early     = omap3430_init_early,
         .init_irq       = omap3_init_irq,
+        .handle_irq     = omap3_intc_handle_irq,
         .init_machine   = omap3_init,
         .timer          = &omap3_timer,
         .dt_compat      = omap3_boards_compat,
@@ -160,6 +163,7 @@ DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
         .map_io         = omap4_map_io,
         .init_early     = omap4430_init_early,
         .init_irq       = gic_init_irq,
+        .handle_irq     = gic_handle_irq,
         .init_machine   = omap4_init,
         .timer          = &omap4_timer,
         .dt_compat      = omap4_boards_compat,
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 003fe34c9343..c775bead1497 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -617,6 +617,21 @@ static struct gpio omap3_evm_ehci_gpios[] __initdata = {
         { OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW,   "select EHCI port" },
 };
 
+static void __init omap3_evm_wl12xx_init(void)
+{
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+        int ret;
+
+        /* WL12xx WLAN Init */
+        ret = wl12xx_set_platform_data(&omap3evm_wlan_data);
+        if (ret)
+                pr_err("error setting wl12xx data: %d\n", ret);
+        ret = platform_device_register(&omap3evm_wlan_regulator);
+        if (ret)
+                pr_err("error registering wl12xx device: %d\n", ret);
+#endif
+}
+
 static void __init omap3_evm_init(void)
 {
         omap3_evm_get_revision();
@@ -665,13 +680,7 @@ static void __init omap3_evm_init(void)
         omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
         omap3evm_init_smsc911x();
         omap3_evm_display_init();
-
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
-        /* WL12xx WLAN Init */
-        if (wl12xx_set_platform_data(&omap3evm_wlan_data))
-                pr_err("error setting wl12xx data\n");
-        platform_device_register(&omap3evm_wlan_regulator);
-#endif
+        omap3_evm_wl12xx_init();
 }
 
 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index b7779c206a90..28fc271f7031 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -488,13 +488,15 @@ void omap4_panda_display_init(void)
 static void __init omap4_panda_init(void)
 {
         int package = OMAP_PACKAGE_CBS;
+        int ret;
 
         if (omap_rev() == OMAP4430_REV_ES1_0)
                 package = OMAP_PACKAGE_CBL;
         omap4_mux_init(board_mux, NULL, package);
 
-        if (wl12xx_set_platform_data(&omap_panda_wlan_data))
-                pr_err("error setting wl12xx data\n");
+        ret = wl12xx_set_platform_data(&omap_panda_wlan_data);
+        if (ret)
+                pr_err("error setting wl12xx data: %d\n", ret);
 
         omap4_panda_i2c_init();
         platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices));
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index 8d7ce11cfeaf..c126461836ac 100644
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -296,8 +296,10 @@ static void enable_board_wakeup_source(void)
 
 void __init zoom_peripherals_init(void)
 {
-        if (wl12xx_set_platform_data(&omap_zoom_wlan_data))
-                pr_err("error setting wl12xx data\n");
+        int ret = wl12xx_set_platform_data(&omap_zoom_wlan_data);
+
+        if (ret)
+                pr_err("error setting wl12xx data: %d\n", ret);
 
         omap_i2c_init();
         platform_device_register(&omap_vwlan_device);
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index ad0adb5a1e0e..b40c28895298 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -293,8 +293,8 @@ static inline void omap_hsmmc_mux(struct omap_mmc_platform_data *mmc_controller,
         }
 }
 
-static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
-                                        struct omap_mmc_platform_data *mmc)
+static int omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
+                                 struct omap_mmc_platform_data *mmc)
 {
         char *hc_name;
 
@@ -430,7 +430,7 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
 
 #define MAX_OMAP_MMC_HWMOD_NAME_LEN             16
 
-void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
+void omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
 {
         struct omap_hwmod *oh;
         struct platform_device *pdev;
@@ -487,7 +487,7 @@ done:
         kfree(mmc_data);
 }
 
-void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
+void omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
 {
         u32 reg;
 
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index e1cc75d1a57a..fb8bc9fa43b1 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -100,8 +100,8 @@ void omap_mux_write_array(struct omap_mux_partition *partition,
 
 static char *omap_mux_options;
 
-static int __init _omap_mux_init_gpio(struct omap_mux_partition *partition,
-                                      int gpio, int val)
+static int _omap_mux_init_gpio(struct omap_mux_partition *partition,
+                               int gpio, int val)
 {
         struct omap_mux_entry *e;
         struct omap_mux *gpio_mux = NULL;
@@ -145,7 +145,7 @@ static int __init _omap_mux_init_gpio(struct omap_mux_partition *partition,
         return 0;
 }
 
-int __init omap_mux_init_gpio(int gpio, int val)
+int omap_mux_init_gpio(int gpio, int val)
 {
         struct omap_mux_partition *partition;
         int ret;
@@ -159,9 +159,9 @@ int __init omap_mux_init_gpio(int gpio, int val)
         return -ENODEV;
 }
 
-static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition,
-                                        const char *muxname,
-                                        struct omap_mux **found_mux)
+static int _omap_mux_get_by_name(struct omap_mux_partition *partition,
+                                 const char *muxname,
+                                 struct omap_mux **found_mux)
 {
         struct omap_mux *mux = NULL;
         struct omap_mux_entry *e;
@@ -240,7 +240,7 @@ omap_mux_get_by_name(const char *muxname,
         return -ENODEV;
 }
 
-int __init omap_mux_init_signal(const char *muxname, int val)
+int omap_mux_init_signal(const char *muxname, int val)
 {
         struct omap_mux_partition *partition = NULL;
         struct omap_mux *mux = NULL;
@@ -1094,8 +1094,8 @@ static void omap_mux_init_package(struct omap_mux *superset,
                 omap_mux_package_init_balls(package_balls, superset);
 }
 
-static void omap_mux_init_signals(struct omap_mux_partition *partition,
-                                  struct omap_board_mux *board_mux)
+static void __init omap_mux_init_signals(struct omap_mux_partition *partition,
+                                         struct omap_board_mux *board_mux)
 {
         omap_mux_set_cmdline_signals();
         omap_mux_write_array(partition, board_mux);
@@ -1109,8 +1109,8 @@ static void omap_mux_init_package(struct omap_mux *superset,
 {
 }
 
-static void omap_mux_init_signals(struct omap_mux_partition *partition,
-                                  struct omap_board_mux *board_mux)
+static void __init omap_mux_init_signals(struct omap_mux_partition *partition,
+                                         struct omap_board_mux *board_mux)
 {
 }
 
diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S
index b13ef7ef5ef4..503ac777a2ba 100644
--- a/arch/arm/mach-omap2/omap-headsmp.S
+++ b/arch/arm/mach-omap2/omap-headsmp.S
@@ -18,6 +18,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 
+        __CPUINIT
 /*
  * OMAP4 specific entry point for secondary CPU to jump from ROM
  * code.  This routine also provides a holding flag into which
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 5192cabb40ed..eba6cd3816f5 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1517,8 +1517,8 @@ static int _enable(struct omap_hwmod *oh)
         if (oh->_state != _HWMOD_STATE_INITIALIZED &&
             oh->_state != _HWMOD_STATE_IDLE &&
             oh->_state != _HWMOD_STATE_DISABLED) {
-                WARN(1, "omap_hwmod: %s: enabled state can only be entered "
-                     "from initialized, idle, or disabled state\n", oh->name);
+                WARN(1, "omap_hwmod: %s: enabled state can only be entered from initialized, idle, or disabled state\n",
+                        oh->name);
                 return -EINVAL;
         }
 
@@ -1600,8 +1600,8 @@ static int _idle(struct omap_hwmod *oh)
         pr_debug("omap_hwmod: %s: idling\n", oh->name);
 
         if (oh->_state != _HWMOD_STATE_ENABLED) {
-                WARN(1, "omap_hwmod: %s: idle state can only be entered from "
-                     "enabled state\n", oh->name);
+                WARN(1, "omap_hwmod: %s: idle state can only be entered from enabled state\n",
+                        oh->name);
                 return -EINVAL;
         }
 
@@ -1682,8 +1682,8 @@ static int _shutdown(struct omap_hwmod *oh)
 
         if (oh->_state != _HWMOD_STATE_IDLE &&
             oh->_state != _HWMOD_STATE_ENABLED) {
-                WARN(1, "omap_hwmod: %s: disabled state can only be entered "
-                     "from idle, or enabled state\n", oh->name);
+                WARN(1, "omap_hwmod: %s: disabled state can only be entered from idle, or enabled state\n",
+                        oh->name);
                 return -EINVAL;
         }
 
@@ -2240,8 +2240,8 @@ void omap_hwmod_ocp_barrier(struct omap_hwmod *oh)
         BUG_ON(!oh);
 
         if (!oh->class->sysc || !oh->class->sysc->sysc_flags) {
-                WARN(1, "omap_device: %s: OCP barrier impossible due to "
-                      "device configuration\n", oh->name);
+                WARN(1, "omap_device: %s: OCP barrier impossible due to device configuration\n",
+                        oh->name);
                 return;
         }
 
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index b8822f8b2891..23de98d03841 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -82,13 +82,7 @@ static int omap2_fclks_active(void)
         f1 = omap2_cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
         f2 = omap2_cm_read_mod_reg(CORE_MOD, OMAP24XX_CM_FCLKEN2);
 
-        /* Ignore UART clocks.  These are handled by UART core (serial.c) */
-        f1 &= ~(OMAP24XX_EN_UART1_MASK | OMAP24XX_EN_UART2_MASK);
-        f2 &= ~OMAP24XX_EN_UART3_MASK;
-
-        if (f1 | f2)
-                return 1;
-        return 0;
+        return (f1 | f2) ? 1 : 0;
 }
 
 static void omap2_enter_full_retention(void)
diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c
index 33dd655e6aab..a1d6154dc120 100644
--- a/arch/arm/mach-omap2/prm44xx.c
+++ b/arch/arm/mach-omap2/prm44xx.c
@@ -19,6 +19,7 @@
 
 #include "common.h"
 #include <plat/cpu.h>
+#include <plat/irqs.h>
 #include <plat/prcm.h>
 
 #include "vp.h"
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 247d89478f24..f590afc1f673 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -107,18 +107,18 @@ static void omap_uart_set_noidle(struct platform_device *pdev)
         omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_NO);
 }
 
-static void omap_uart_set_forceidle(struct platform_device *pdev)
+static void omap_uart_set_smartidle(struct platform_device *pdev)
 {
         struct omap_device *od = to_omap_device(pdev);
 
-        omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_FORCE);
+        omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_SMART);
 }
 
 #else
 static void omap_uart_enable_wakeup(struct platform_device *pdev, bool enable)
 {}
 static void omap_uart_set_noidle(struct platform_device *pdev) {}
-static void omap_uart_set_forceidle(struct platform_device *pdev) {}
+static void omap_uart_set_smartidle(struct platform_device *pdev) {}
 #endif /* CONFIG_PM */
 
 #ifdef CONFIG_OMAP_MUX
@@ -349,7 +349,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata,
         omap_up.uartclk = OMAP24XX_BASE_BAUD * 16;
         omap_up.flags = UPF_BOOT_AUTOCONF;
         omap_up.get_context_loss_count = omap_pm_get_dev_context_loss_count;
-        omap_up.set_forceidle = omap_uart_set_forceidle;
+        omap_up.set_forceidle = omap_uart_set_smartidle;
         omap_up.set_noidle = omap_uart_set_noidle;
         omap_up.enable_wakeup = omap_uart_enable_wakeup;
         omap_up.dma_rx_buf_size = info->dma_rx_buf_size;
diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c
index 031d116fbf10..175b7d86d86a 100644
--- a/arch/arm/mach-omap2/vc.c
+++ b/arch/arm/mach-omap2/vc.c
@@ -247,7 +247,7 @@ static void __init omap4_vc_init_channel(struct voltagedomain *voltdm)
  * omap_vc_i2c_init - initialize I2C interface to PMIC
  * @voltdm: voltage domain containing VC data
  *
- * Use PMIC supplied seetings for I2C high-speed mode and
+ * Use PMIC supplied settings for I2C high-speed mode and
  * master code (if set) and program the VC I2C configuration
  * register.
  *
@@ -265,8 +265,8 @@ static void __init omap_vc_i2c_init(struct voltagedomain *voltdm)
 
         if (initialized) {
                 if (voltdm->pmic->i2c_high_speed != i2c_high_speed)
-                        pr_warn("%s: I2C config for all channels must match.",
-                                __func__);
+                        pr_warn("%s: I2C config for vdd_%s does not match other channels (%u).",
+                                __func__, voltdm->name, i2c_high_speed);
                 return;
         }
 
@@ -292,9 +292,7 @@ void __init omap_vc_init_channel(struct voltagedomain *voltdm)
         u32 val;
 
         if (!voltdm->pmic || !voltdm->pmic->uv_to_vsel) {
-                pr_err("%s: PMIC info requried to configure vc for"
-                        "vdd_%s not populated.Hence cannot initialize vc\n",
-                        __func__, voltdm->name);
+                pr_err("%s: No PMIC info for vdd_%s\n", __func__, voltdm->name);
                 return;
         }
 
diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c
index 807391d84a9d..0df88820978d 100644
--- a/arch/arm/mach-omap2/vp.c
+++ b/arch/arm/mach-omap2/vp.c
@@ -41,6 +41,11 @@ void __init omap_vp_init(struct voltagedomain *voltdm)
         u32 val, sys_clk_rate, timeout, waittime;
         u32 vddmin, vddmax, vstepmin, vstepmax;
 
+        if (!voltdm->pmic || !voltdm->pmic->uv_to_vsel) {
+                pr_err("%s: No PMIC info for vdd_%s\n", __func__, voltdm->name);
+                return;
+        }
+
         if (!voltdm->read || !voltdm->write) {
                 pr_err("%s: No read/write API for accessing vdd_%s regs\n",
                         __func__, voltdm->name);