[COMMON] fimc-is2: modify LDO setting for 3H1 sensor

Change-Id: I2157ba1f23a8c9fb3779e6b26fe53b7dbae70249
Signed-off-by: Eunyoung Lee <ey470.lee@samsung.com>

diff --git a/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-3h1.c b/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-3h1.c
index 0516e857f13343ad21bb15e5e2990c90a4d9ccf1..0e4b146a0f391b0c2f5b873a875e1507078b3c8a 100644 (file)
--- a/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-3h1.c
+++ b/drivers/media/platform/exynos/fimc-is2/sensor/module_framework/modules/fimc-is-device-module-3h1.c
@@ -129,6 +129,9 @@ static int sensor_module_3h1_power_setpin(struct device *dev,
        struct device_node *dnode;
        int gpio_none = 0, gpio_reset = 0;
        int gpio_mclk = 0;
+       int gpio_ldos_en = 0;
+       u32 power_seq_id = 0;
+       int ret;
 
        FIMC_BUG(!dev);
 
@@ -152,6 +155,23 @@ static int sensor_module_3h1_power_setpin(struct device *dev,
                return -EINVAL;
        }
 
+       ret = of_property_read_u32(dnode, "power_seq_id", &power_seq_id);
+       if (ret) {
+               dev_err(dev, "power_seq_id read is fail(%d)", ret);
+               power_seq_id = 0;
+       }
+
+       if (power_seq_id > 0) {
+               gpio_ldos_en = of_get_named_gpio(dnode, "gpio_ldos_en", 0);
+               if (!gpio_is_valid(gpio_ldos_en)) {
+                       dev_err(dev, "%s: failed to get cam_ldo_en\n", __func__);
+                       return -EINVAL;
+               } else {
+                       gpio_request_one(gpio_ldos_en, GPIOF_OUT_INIT_LOW, "CAM_LDOS_OUTPUT");
+                       gpio_free(gpio_ldos_en);
+               }
+       }
+
        SET_PIN_INIT(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON);
        SET_PIN_INIT(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF);
 
@@ -159,14 +179,19 @@ static int sensor_module_3h1_power_setpin(struct device *dev,
        SET_PIN_INIT(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_OFF);
 
        /********** FRONT CAMERA  - POWER ON **********/
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDAF_2.8V_VT", PIN_REGULATOR, 1, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDA_2.8V_VT", PIN_REGULATOR, 1, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 1, 0);
+       if (power_seq_id == 0) {
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDAF_2.8V_VT", PIN_REGULATOR, 1, 0);
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDA_2.8V_VT", PIN_REGULATOR, 1, 0);
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 1, 0);
 #ifdef CONFIG_SEC_FACTORY
-       SET_PIN_VOLTAGE(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDD_1.05V_VT", PIN_REGULATOR, 1, 1000, 1000000);
+               SET_PIN_VOLTAGE(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDD_1.05V_VT", PIN_REGULATOR, 1, 1000, 1000000);
 #else
-       SET_PIN_VOLTAGE(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDD_1.05V_VT", PIN_REGULATOR, 1, 1000, 1050000);
+               SET_PIN_VOLTAGE(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "VDDD_1.05V_VT", PIN_REGULATOR, 1, 1000, 1050000);
 #endif
+       } else {
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_ldos_en, "gpio_ldos_en", PIN_OUTPUT, 1, 500);
+       }
+
        SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_none, "on_i2c", PIN_I2C, 1, 10);
        SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_reset, "rst_high", PIN_OUTPUT, 1, 0);
        /* Mclock enable */
@@ -179,19 +204,29 @@ static int sensor_module_3h1_power_setpin(struct device *dev,
        SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "pin", PIN_FUNCTION, 0, 1);
        SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_reset, "rst_low", PIN_OUTPUT, 0, 0);
        SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "off_i2c", PIN_I2C, 0, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDAF_2.8V_VT", PIN_REGULATOR, 0, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDD_1.05V_VT", PIN_REGULATOR, 0, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDA_2.8V_VT", PIN_REGULATOR, 0, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 0, 0);
+       if (power_seq_id == 0) {
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDAF_2.8V_VT", PIN_REGULATOR, 0, 0);
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDD_1.05V_VT", PIN_REGULATOR, 0, 0);
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDA_2.8V_VT", PIN_REGULATOR, 0, 0);
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 0, 0);
+       } else {
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_ldos_en, "gpio_ldos_en", PIN_OUTPUT, 0, 0);
+       }
        dev_info(dev, "%s X v4\n", __func__);
 
        /******************** READ_ROM - POWER ON ********************/
-       SET_PIN(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_ON, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 1, 0);
+       if (power_seq_id == 0)
+               SET_PIN(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_ON, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 1, 0);
+       else
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_ON, gpio_ldos_en, "gpio_ldos_en", PIN_OUTPUT, 1, 500);
        SET_PIN(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_ON, gpio_none, "on_i2c", PIN_I2C, 1, 10);
 
        /******************** READ_ROM - POWER OFF ********************/
        SET_PIN(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_OFF, gpio_none, "off_i2c", PIN_I2C, 0, 0);
-       SET_PIN(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_OFF, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 0, 0);
+       if (power_seq_id == 0)
+               SET_PIN(pdata, SENSOR_SCENARIO_READ_ROM, GPIO_SCENARIO_OFF, gpio_none, "VDDIO_1.8V_VT", PIN_REGULATOR, 0, 0);
+       else
+               SET_PIN(pdata, SENSOR_SCENARIO_NORMAL, GPIO_SCENARIO_OFF, gpio_ldos_en, "gpio_ldos_en", PIN_OUTPUT, 0, 0);
 
        return 0;
 }