ARM: SAMSUNG: Add support for S5K6AAFX camera on Nuri board
Add voltage regulator and platform data definitions for S5K6AAFX
sensor driver and configure I2C6 bus timings.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: HeungJun Kim <riverful.kim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index bd4600e..9a427bc 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -269,6 +269,7 @@
select S3C_DEV_I2C1
select S3C_DEV_I2C3
select S3C_DEV_I2C5
+ select S3C_DEV_I2C6
select S5P_DEV_CSIS0
select S5P_DEV_FIMC0
select S5P_DEV_FIMC1
@@ -285,6 +286,7 @@
select EXYNOS4_SETUP_I2C1
select EXYNOS4_SETUP_I2C3
select EXYNOS4_SETUP_I2C5
+ select EXYNOS4_SETUP_I2C6
select EXYNOS4_SETUP_SDHCI
select EXYNOS4_SETUP_USB_PHY
select S5P_SETUP_MIPIPHY
diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c
index 165c876..cc8d2f6 100644
--- a/arch/arm/mach-exynos/mach-nuri.c
+++ b/arch/arm/mach-exynos/mach-nuri.c
@@ -28,6 +28,7 @@
#include <video/platform_lcd.h>
#include <media/m5mols.h>
+#include <media/s5k6aa.h>
#include <media/s5p_fimc.h>
#include <media/v4l2-mediabus.h>
@@ -75,6 +76,7 @@
FIXED_REG_ID_MAX8903,
FIXED_REG_ID_CAM_A28V,
FIXED_REG_ID_CAM_12V,
+ FIXED_REG_ID_CAM_VT_15V,
};
static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {
@@ -399,6 +401,9 @@
static struct regulator_consumer_supply __initdata max8997_ldo5_[] = {
REGULATOR_SUPPLY("vhsic", "modemctl"), /* MODEM */
};
+static struct regulator_consumer_supply nuri_max8997_ldo6_consumer[] = {
+ REGULATOR_SUPPLY("vdd_reg", "6-003c"), /* S5K6AA camera */
+};
static struct regulator_consumer_supply __initdata max8997_ldo7_[] = {
REGULATOR_SUPPLY("dig_18", "0-001f"), /* HCD803 */
};
@@ -546,6 +551,8 @@
.enabled = 1,
},
},
+ .num_consumer_supplies = ARRAY_SIZE(nuri_max8997_ldo6_consumer),
+ .consumer_supplies = nuri_max8997_ldo6_consumer,
};
static struct regulator_init_data __initdata max8997_ldo7_data = {
@@ -1116,7 +1123,30 @@
}
/* CAMERA */
+static struct regulator_consumer_supply cam_vt_cam15_supply =
+ REGULATOR_SUPPLY("vdd_core", "6-003c");
+
+static struct regulator_init_data cam_vt_cam15_reg_init_data = {
+ .constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &cam_vt_cam15_supply,
+};
+
+static struct fixed_voltage_config cam_vt_cam15_fixed_voltage_cfg = {
+ .supply_name = "VT_CAM_1.5V",
+ .microvolts = 1500000,
+ .gpio = EXYNOS4_GPE2(2), /* VT_CAM_1.5V_EN */
+ .enable_high = 1,
+ .init_data = &cam_vt_cam15_reg_init_data,
+};
+
+static struct platform_device cam_vt_cam15_fixed_rdev = {
+ .name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_VT_15V,
+ .dev = { .platform_data = &cam_vt_cam15_fixed_voltage_cfg },
+};
+
static struct regulator_consumer_supply cam_vdda_supply[] = {
+ REGULATOR_SUPPLY("vdda", "6-003c"),
REGULATOR_SUPPLY("a_sensor", "0-001f"),
};
@@ -1173,6 +1203,21 @@
#define GPIO_CAM_MEGA_RST EXYNOS4_GPY3(7) /* ISP_RESET */
#define GPIO_CAM_8M_ISP_INT EXYNOS4_GPL2(5)
+#define GPIO_CAM_VT_NSTBY EXYNOS4_GPL2(0)
+#define GPIO_CAM_VT_NRST EXYNOS4_GPL2(1)
+
+static struct s5k6aa_platform_data s5k6aa_pldata = {
+ .mclk_frequency = 24000000UL,
+ .gpio_reset = { GPIO_CAM_VT_NRST, 0 },
+ .gpio_stby = { GPIO_CAM_VT_NSTBY, 0 },
+ .bus_type = V4L2_MBUS_PARALLEL,
+ .horiz_flip = 1,
+};
+
+static struct i2c_board_info s5k6aa_board_info = {
+ I2C_BOARD_INFO("S5K6AA", 0x3c),
+ .platform_data = &s5k6aa_pldata,
+};
static struct m5mols_platform_data m5mols_platdata = {
.gpio_reset = GPIO_CAM_MEGA_RST,
@@ -1185,6 +1230,13 @@
static struct s5p_fimc_isp_info nuri_camera_sensors[] = {
{
+ .flags = V4L2_MBUS_PCLK_SAMPLE_RISING |
+ V4L2_MBUS_VSYNC_ACTIVE_LOW,
+ .bus_type = FIMC_ITU_601,
+ .board_info = &s5k6aa_board_info,
+ .clk_frequency = 24000000UL,
+ .i2c_bus_num = 6,
+ }, {
.flags = V4L2_MBUS_PCLK_SAMPLE_FALLING |
V4L2_MBUS_VSYNC_ACTIVE_LOW,
.bus_type = FIMC_MIPI_CSI2,
@@ -1200,6 +1252,8 @@
};
static struct gpio nuri_camera_gpios[] = {
+ { GPIO_CAM_VT_NSTBY, GPIOF_OUT_INIT_LOW, "CAM_VGA_NSTBY" },
+ { GPIO_CAM_VT_NRST, GPIOF_OUT_INIT_LOW, "CAM_VGA_NRST" },
{ GPIO_CAM_8M_ISP_INT, GPIOF_IN, "8M_ISP_INT" },
{ GPIO_CAM_MEGA_RST, GPIOF_OUT_INIT_LOW, "CAM_8M_NRST" },
};
@@ -1224,6 +1278,8 @@
pr_err("%s: Failed to configure 8M_ISP_INT GPIO\n", __func__);
/* Free GPIOs controlled directly by the sensor drivers. */
+ gpio_free(GPIO_CAM_VT_NRST);
+ gpio_free(GPIO_CAM_VT_NSTBY);
gpio_free(GPIO_CAM_MEGA_RST);
if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A)) {
@@ -1234,6 +1290,12 @@
s5p_gpio_set_drvstr(EXYNOS4_GPJ1(3), S5P_GPIO_DRVSTR_LV4);
}
+static struct s3c2410_platform_i2c nuri_i2c6_platdata __initdata = {
+ .frequency = 400000U,
+ .sda_delay = 200,
+ .bus_num = 6,
+};
+
static struct s3c2410_platform_i2c nuri_i2c0_platdata __initdata = {
.frequency = 400000U,
.sda_delay = 200,
@@ -1243,6 +1305,7 @@
/* Samsung Platform Devices */
&s3c_device_i2c5, /* PMIC should initialize first */
&s3c_device_i2c0,
+ &s3c_device_i2c6,
&emmc_fixed_voltage,
&s5p_device_mipi_csis0,
&s5p_device_fimc0,
@@ -1275,6 +1338,7 @@
&nuri_backlight_device,
&max8903_fixed_reg_dev,
&nuri_max8903_device,
+ &cam_vt_cam15_fixed_rdev,
&cam_vdda_fixed_rdev,
&cam_8m_12v_fixed_rdev,
};
@@ -1306,6 +1370,7 @@
i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
i2c9_devs[I2C9_MAX17042].irq = gpio_to_irq(EXYNOS4_GPX2(3));
i2c_register_board_info(9, i2c9_devs, ARRAY_SIZE(i2c9_devs));
+ s3c_i2c6_set_platdata(&nuri_i2c6_platdata);
s5p_fimd0_set_platdata(&nuri_fb_pdata);