7 files changed, 78 insertions, 10 deletions

diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts
index 0c49caa09978..d69a7999a12b 100644
--- a/arch/arm/boot/dts/exynos4210-origen.dts
+++ b/arch/arm/boot/dts/exynos4210-origen.dts
@@ -62,35 +62,43 @@
 
                 up {
                         label = "Up";
-                        gpios = <&gpx2 0 0 0 2>;
+                        gpios = <&gpx2 0 0 0x10000 2>;
                         linux,code = <103>;
                 };
 
                 down {
                         label = "Down";
-                        gpios = <&gpx2 1 0 0 2>;
+                        gpios = <&gpx2 1 0 0x10000 2>;
                         linux,code = <108>;
                 };
 
                 back {
                         label = "Back";
-                        gpios = <&gpx1 7 0 0 2>;
+                        gpios = <&gpx1 7 0 0x10000 2>;
                         linux,code = <158>;
                 };
 
                 home {
                         label = "Home";
-                        gpios = <&gpx1 6 0 0 2>;
+                        gpios = <&gpx1 6 0 0x10000 2>;
                         linux,code = <102>;
                 };
 
                 menu {
                         label = "Menu";
-                        gpios = <&gpx1 5 0 0 2>;
+                        gpios = <&gpx1 5 0 0x10000 2>;
                         linux,code = <139>;
                 };
         };
 
+        leds {
+                compatible = "gpio-leds";
+                status {
+                        gpios = <&gpx1 3 0 0x10000 2>;
+                        linux,default-trigger = "heartbeat";
+                };
+        };
+
         keypad@100A0000 {
                 status = "disabled";
         };
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index b5b4c8c9db11..7ec64c8c9917 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -221,6 +221,7 @@ config MACH_SMDKV310
         select EXYNOS4_SETUP_KEYPAD
         select EXYNOS4_SETUP_SDHCI
         select EXYNOS4_SETUP_USB_PHY
+        select S3C24XX_PWM
         help
           Machine support for Samsung SMDKV310
 
@@ -348,6 +349,7 @@ config MACH_ORIGEN
         select EXYNOS4_SETUP_FIMD0
         select EXYNOS4_SETUP_SDHCI
         select EXYNOS4_SETUP_USB_PHY
+        select S3C24XX_PWM
         help
           Machine support for ORIGEN based on Samsung EXYNOS4210
 
@@ -383,6 +385,7 @@ config MACH_SMDK4212
         select EXYNOS4_SETUP_KEYPAD
         select EXYNOS4_SETUP_SDHCI
         select EXYNOS4_SETUP_USB_PHY
+        select S3C24XX_PWM
         help
           Machine support for Samsung SMDK4212
 
diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c
index 4e574c24581c..b45600fcf73e 100644
--- a/arch/arm/mach-exynos/mach-origen.c
+++ b/arch/arm/mach-exynos/mach-origen.c
@@ -15,6 +15,7 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/input.h>
+#include <linux/pwm.h>
 #include <linux/pwm_backlight.h>
 #include <linux/gpio_keys.h>
 #include <linux/i2c.h>
@@ -614,6 +615,10 @@ static struct platform_device origen_lcd_hv070wsa = {
         .dev.platform_data      = &origen_lcd_hv070wsa_data,
 };
 
+static struct pwm_lookup origen_pwm_lookup[] = {
+        PWM_LOOKUP("s3c24xx-pwm.0", 0, "pwm-backlight.0", NULL),
+};
+
 #ifdef CONFIG_DRM_EXYNOS
 static struct exynos_drm_fimd_pdata drm_fimd_pdata = {
         .panel  = {
@@ -798,6 +803,7 @@ static void __init origen_machine_init(void)
 
         platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices));
 
+        pwm_add_table(origen_pwm_lookup, ARRAY_SIZE(origen_pwm_lookup));
         samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data);
 
         origen_bt_setup();
diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c
index b26beb13ebef..81bf59c6f4bf 100644
--- a/arch/arm/mach-exynos/mach-smdk4x12.c
+++ b/arch/arm/mach-exynos/mach-smdk4x12.c
@@ -17,6 +17,7 @@
 #include <linux/mfd/max8997.h>
 #include <linux/mmc/host.h>
 #include <linux/platform_device.h>
+#include <linux/pwm.h>
 #include <linux/pwm_backlight.h>
 #include <linux/regulator/machine.h>
 #include <linux/serial_core.h>
@@ -222,6 +223,10 @@ static struct platform_pwm_backlight_data smdk4x12_bl_data = {
         .pwm_period_ns  = 1000,
 };
 
+static struct pwm_lookup smdk4x12_pwm_lookup[] = {
+        PWM_LOOKUP("s3c24xx-pwm.1", 0, "pwm-backlight.0", NULL),
+};
+
 static uint32_t smdk4x12_keymap[] __initdata = {
         /* KEY(row, col, keycode) */
         KEY(1, 3, KEY_1), KEY(1, 4, KEY_2), KEY(1, 5, KEY_3),
@@ -349,6 +354,7 @@ static void __init smdk4x12_machine_init(void)
                                 ARRAY_SIZE(smdk4x12_i2c_devs7));
 
         samsung_bl_set(&smdk4x12_bl_gpio_info, &smdk4x12_bl_data);
+        pwm_add_table(smdk4x12_pwm_lookup, ARRAY_SIZE(smdk4x12_pwm_lookup));
 
         samsung_keypad_set_platdata(&smdk4x12_keypad_data);
 
diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c
index 73f2bce097e1..12a1db29e1a1 100644
--- a/arch/arm/mach-exynos/mach-smdkv310.c
+++ b/arch/arm/mach-exynos/mach-smdkv310.c
@@ -18,6 +18,7 @@
 #include <linux/io.h>
 #include <linux/i2c.h>
 #include <linux/input.h>
+#include <linux/pwm.h>
 #include <linux/pwm_backlight.h>
 #include <linux/platform_data/s3c-hsotg.h>
 
@@ -360,6 +361,10 @@ static struct i2c_board_info hdmiph