ARM: EXYNOS: Use generic pwm driver in Origen board

Signed-off-by: NTushar Behera <tushar.behera@linaro.org>
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: <thierry.reding@avionic-design.de>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-exynos/Kconfig

@@ -348,6 +348,7 @@ 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
 

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>
@@ -613,6 +614,10 @@ 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	= {
@@ -791,6 +796,7 @@ 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();