ARM: EXYNOS: Add generic PWM lookup support for SMDKV310
Generic PWM framework requires that the board setup code
register a static mapping that can be used to match PWM
consumers to providers.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: <thierry.reding@avionic-design.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c
index 3cfa688..1ba87e9 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>
@@ -354,6 +355,10 @@
.pwm_period_ns = 1000,
};
+static struct pwm_lookup smdkv310_pwm_lookup[] = {
+ PWM_LOOKUP("s3c24xx-pwm.1", 0, "pwm-backlight.0", NULL),
+};
+
static void s5p_tv_setup(void)
{
/* direct HPD to HDMI chip */
@@ -392,6 +397,8 @@
samsung_keypad_set_platdata(&smdkv310_keypad_data);
samsung_bl_set(&smdkv310_bl_gpio_info, &smdkv310_bl_data);
+ pwm_add_table(smdkv310_pwm_lookup, ARRAY_SIZE(smdkv310_pwm_lookup));
+
#ifdef CONFIG_DRM_EXYNOS
s5p_device_fimd0.dev.platform_data = &drm_fimd_pdata;
exynos4_fimd0_gpio_setup_24bpp();