[ARM] tegra: Add support for soc2030 camera sensor to stingray boardfiles

Change-Id: I2c83e3946a279aa9b963518ff6e600aad714276f
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>

diff --git a/arch/arm/mach-tegra/board-stingray-sensors.c b/arch/arm/mach-tegra/board-stingray-sensors.c
index ac3a5a7bdcfc9f49f8f0af8f2c5ea6d533a04058..a617db2d87224872b970475cda68e2796bf7b2c6 100755 (executable)
--- a/arch/arm/mach-tegra/board-stingray-sensors.c
+++ b/arch/arm/mach-tegra/board-stingray-sensors.c
@@ -28,6 +28,7 @@
 #include <linux/max9635.h>
 #include <linux/akm8975.h>
 #include <media/ov5650.h>
+#include <media/soc2030.h>
 #include <linux/platform_device.h>
 
 #include <linux/regulator/consumer.h>
@@ -44,6 +45,8 @@
 #define LM3559_GPIO            TEGRA_GPIO_PT4
 #define OV5650_RESETN_GPIO     TEGRA_GPIO_PD2
 #define OV5650_PWRDN_GPIO      TEGRA_GPIO_PBB1
+#define SOC2030_RESETN_GPIO    TEGRA_GPIO_PD5
+#define SOC2030_PWRDN_GPIO     TEGRA_GPIO_PBB5
 
 struct regulator *stingray_ov5650_regulator_vcam;
 
@@ -105,6 +108,50 @@ struct ov5650_platform_data stingray_ov5650_data = {
        .power_off = stingray_ov5650_power_off,
 };
 
+static int stingray_soc2030_init(void)
+{
+       tegra_gpio_enable(SOC2030_RESETN_GPIO);
+       gpio_request(SOC2030_RESETN_GPIO, "soc2030_reset");
+       gpio_direction_output(SOC2030_RESETN_GPIO, 0);
+       gpio_export(SOC2030_RESETN_GPIO, false);
+
+       tegra_gpio_enable(SOC2030_PWRDN_GPIO);
+       gpio_request(SOC2030_PWRDN_GPIO, "soc2030_pwrdn");
+       gpio_direction_output(SOC2030_PWRDN_GPIO, 1);
+       gpio_export(SOC2030_PWRDN_GPIO, false);
+
+       pr_info("initialize the soc2030 sensor\n");
+
+       return 0;
+}
+
+
+static int stingray_soc2030_power_on(void)
+{
+       gpio_direction_output(SOC2030_PWRDN_GPIO, 0);
+       msleep(10);
+
+       gpio_direction_output(SOC2030_RESETN_GPIO, 1);
+       msleep(5);
+       gpio_direction_output(SOC2030_RESETN_GPIO, 0);
+       msleep(5);
+       gpio_direction_output(SOC2030_RESETN_GPIO, 1);
+       msleep(5);
+
+       return 0;
+}
+
+static int stingray_soc2030_power_off(void)
+{
+       gpio_direction_output(SOC2030_RESETN_GPIO, 0);
+       gpio_direction_output(SOC2030_PWRDN_GPIO, 1);
+       return 0;
+}
+
+struct soc2030_platform_data stingray_soc2030_data = {
+       .power_on = stingray_soc2030_power_on,
+       .power_off = stingray_soc2030_power_off,
+};
 
 static struct regulator *stingray_bmp085_regulator;
 static int stingray_bmp085_init(void)
@@ -502,6 +549,12 @@ static struct i2c_board_info __initdata stingray_i2c_bus3_sensor_info[] = {
                I2C_BOARD_INFO("ov5650", 0x36),
                .platform_data = &stingray_ov5650_data,
        },
+
+       {
+               I2C_BOARD_INFO("soc2030", 0x3c),
+               .platform_data = &stingray_soc2030_data,
+       },
+
 };
 
 int __init stingray_sensors_init(void)
@@ -513,6 +566,7 @@ int __init stingray_sensors_init(void)
        stingray_akm8975_init();
        stingray_lm3559_init();
        stingray_ov5650_init();
+       stingray_soc2030_init();
 
        i2c_register_board_info(3, stingray_i2c_bus4_sensor_info,
                ARRAY_SIZE(stingray_i2c_bus4_sensor_info));