[9610] fimc-is2: set init low state for mclk of 5e9

Change-Id: Ia44ae8a9bf70afe1fddff940628c7f6250b894ad
Signed-off-by: Dohyun Kim <dh5.kim@samsung.com>

diff --git a/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-5e9.c b/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-5e9.c
index 732afc6c8b66cdf28bca37989f741915939feb6f..7696ee6f958beaced13023a649b9d3cdbb52826d 100644 (file)
--- a/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-5e9.c
+++ b/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-5e9.c
@@ -83,6 +83,7 @@ static int sensor_module_5e9_power_setpin_0(struct device *dev,
        int gpio_none = 0;
        int gpio_avdd_en = 0;
        int gpio_iovdd_en = 0;
+       int gpio_mclk = 0;
        struct fimc_is_core *core;
 
        FIMC_BUG(!dev);
@@ -129,6 +130,18 @@ static int sensor_module_5e9_power_setpin_0(struct device *dev,
                return -EINVAL;
        }
 
+       gpio_mclk = of_get_named_gpio(dnode, "gpio_mclk", 0);
+       if (gpio_is_valid(gpio_mclk)) {
+               if (gpio_request_one(gpio_mclk, GPIOF_OUT_INIT_LOW, "CAM_MCLK_OUTPUT_LOW")) {
+                       dev_err(dev, "%s: failed to gpio request mclk\n", __func__);
+                       return -ENODEV;
+               }
+               gpio_free(gpio_mclk);
+       } else {
+               dev_err(dev, "%s: failed to get mclk\n", __func__);
+               return -EINVAL;
+       }
+
        SET_PIN_INIT(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON);
        SET_PIN_INIT(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF);
        SET_PIN_INIT(pdata, SENSOR_SCENARIO_FACTORY, GPIO_SCENARIO_ON);