Add voltage regulator and platform data definition for M-5MOLS sensor
and MIPI-CSI receiver drivers. Add CAM power domain dependencies for
FIMC device and set up camera port A GPIO. Configure I2C0 bus timings.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
Signed-off-by: HeungJun, Kim <riverful.kim@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
This is to enable M-5MOLS camera on Exynos4 Nuri board. The patch is
based of off git://github.com/kgene/linux-samsung.git for-next.
Thanks,
Sylwester
---
arch/arm/mach-exynos4/Kconfig | 8 ++
arch/arm/mach-exynos4/mach-nuri.c | 158 +++++++++++++++++++++++++++++++++++++
2 files changed, 166 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
index dd660eb..afa6cb5 100644
--- a/arch/arm/mach-exynos4/Kconfig
+++ b/arch/arm/mach-exynos4/Kconfig
@@ -215,9 +215,15 @@ config MACH_UNIVERSAL_C210
config MACH_NURI
bool "Mobile NURI Board"
select CPU_EXYNOS4210
+ select S5P_GPIO_INT
select S3C_DEV_WDT
select S3C_DEV_RTC
select S5P_DEV_FIMD0
+ select S5P_DEV_FIMC0
+ select S5P_DEV_FIMC1
+ select S5P_DEV_FIMC2
+ select S5P_DEV_FIMC3
+ select S5P_DEV_CSIS0
select S3C_DEV_HSMMC
select S3C_DEV_HSMMC2
select S3C_DEV_HSMMC3
@@ -233,6 +239,8 @@ config MACH_NURI
select EXYNOS4_SETUP_I2C5
select EXYNOS4_SETUP_SDHCI
select EXYNOS4_SETUP_USB_PHY
+ select EXYNOS4_SETUP_FIMC
+ select S5P_SETUP_MIPIPHY
select SAMSUNG_DEV_PWM
select SAMSUNG_DEV_ADC
help
diff --git a/arch/arm/mach-exynos4/mach-nuri.c b/arch/arm/mach-exynos4/mach-nuri.c
index bbd13f4..62c18ab 100644
--- a/arch/arm/mach-exynos4/mach-nuri.c
+++ b/arch/arm/mach-exynos4/mach-nuri.c
@@ -45,9 +45,16 @@
#include <plat/iic.h>
#include <plat/mfc.h>
#include <plat/pd.h>
+#include <plat/fimc-core.h>
+#include <plat/camport.h>
+#include <plat/mipi_csis.h>
#include <mach/map.h>
+#include <media/m5mols.h>
+#include <media/s5p_fimc.h>
+#include <media/v4l2-mediabus.h>
+
/* Following are default values for UCON, ULCON and UFCON UART registers */
#define NURI_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
@@ -65,6 +72,8 @@
enum fixed_regulator_id {
FIXED_REG_ID_MMC = 0,
FIXED_REG_ID_MAX8903,
+ FIXED_REG_ID_CAM_A28V,
+ FIXED_REG_ID_CAM_12V,
};
static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {
@@ -1117,10 +1126,146 @@ static void __init nuri_ehci_init(void)
s5p_ehci_set_platdata(pdata);
}
+/* CAMERA */
+static struct regulator_consumer_supply cam_vdda_supply[] = {
+ REGULATOR_SUPPLY("a_sensor", "0-001f"),
+};
+
+static struct regulator_init_data cam_vdda_reg_init_data = {
+ .constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
+ .num_consumer_supplies = ARRAY_SIZE(cam_vdda_supply),
+ .consumer_supplies = cam_vdda_supply,
+};
+
+static struct fixed_voltage_config cam_vdda_fixed_voltage_cfg = {
+ .supply_name = "CAM_IO_EN",
+ .microvolts = 2800000,
+ .gpio = EXYNOS4_GPE2(1), /* CAM_IO_EN */
+ .enable_high = 1,
+ .init_data = &cam_vdda_reg_init_data,
+};
+
+static struct platform_device cam_vdda_fixed_rdev = {
+ .name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_A28V,
+ .dev = { .platform_data = &cam_vdda_fixed_voltage_cfg },
+};
+
+static struct regulator_consumer_supply camera_8m_12v_supply =
+ REGULATOR_SUPPLY("dig_12", "0-001f");
+
+static struct regulator_init_data cam_8m_12v_reg_init_data = {
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &camera_8m_12v_supply,
+ .constraints = {
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS
+ },
+};
+
+static struct fixed_voltage_config cam_8m_12v_fixed_voltage_cfg = {
+ .supply_name = "8M_1.2V",
+ .microvolts = 1200000,
+ .gpio = EXYNOS4_GPE2(5), /* 8M_1.2V_EN */
+ .enable_high = 1,
+ .init_data = &cam_8m_12v_reg_init_data,
+};
+
+static struct platform_device cam_8m_12v_fixed_rdev = {
+ .name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_12V,
+ .dev = { .platform_data = &cam_8m_12v_fixed_voltage_cfg },
+};
+
+static struct s5p_platform_mipi_csis mipi_csis_platdata = {
+ .clk_rate = 166000000UL,
+ .lanes = 2,
+ .alignment = 32,
+ .hs_settle = 12,
+ .phy_enable = s5p_csis_phy_enable,
+};
+
+#define GPIO_CAM_MEGA_RST EXYNOS4_GPY3(7) /* ISP_RESET */
+#define GPIO_CAM_8M_ISP_INT EXYNOS4_GPL2(5)
+
+static struct m5mols_platform_data m5mols_platdata = {
+ .gpio_reset = GPIO_CAM_MEGA_RST,
+};
+
+static struct i2c_board_info m5mols_board_info = {
+ I2C_BOARD_INFO("M5MOLS", 0x1F),
+ .platform_data = &m5mols_platdata,
+};
+
+static struct s5p_fimc_isp_info nuri_camera_sensors[] = {
+ {
+ .flags = V4L2_MBUS_PCLK_SAMPLE_FALLING |
+ V4L2_MBUS_VSYNC_ACTIVE_LOW,
+ .bus_type = FIMC_MIPI_CSI2,
+ .board_info = &m5mols_board_info,
+ .clk_frequency = 24000000UL,
+ .csi_data_align = 32,
+ },
+};
+
+static struct s5p_platform_fimc fimc_md_platdata = {
+ .isp_info = nuri_camera_sensors,
+ .num_clients = ARRAY_SIZE(nuri_camera_sensors),
+};
+
+struct platform_device s5p_device_fimc_md = {
+ .name = "s5p-fimc-md",
+ .id = -1,
+};
+
+static struct gpio nuri_camera_gpios[] = {
+ { GPIO_CAM_8M_ISP_INT, GPIOF_IN, "8M_ISP_INT" },
+ { GPIO_CAM_MEGA_RST, GPIOF_OUT_INIT_LOW, "CAM_8M_NRST" },
+};
+
+static void nuri_camera_init(void)
+{
+ s3c_set_platdata(&mipi_csis_platdata, sizeof(mipi_csis_platdata),
+ &s5p_device_mipi_csis0);
+ s3c_set_platdata(&fimc_md_platdata, sizeof(fimc_md_platdata),
+ &s5p_device_fimc_md);
+
+ if (gpio_request_array(nuri_camera_gpios,
+ ARRAY_SIZE(nuri_camera_gpios))) {
+ pr_err("%s: GPIO request failed\n", __func__);
+ return;
+ }
+
+ m5mols_board_info.irq = s5p_register_gpio_interrupt(GPIO_CAM_8M_ISP_INT);
+ if (!IS_ERR_VALUE(m5mols_board_info.irq))
+ s3c_gpio_cfgpin(GPIO_CAM_8M_ISP_INT, S3C_GPIO_SFN(0xF));
+ else
+ pr_err("%s: Failed to configure 8M_ISP_INT GPIO\n", __func__);
+
+ /* Free GPIOs controlled directly by the sensor drivers. */
+ gpio_free(GPIO_CAM_MEGA_RST);
+ gpio_free(GPIO_CAM_8M_ISP_INT);
+
+ if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A)) {
+ pr_err("%s: Camera port A setup failed\n", __func__);
+ return;
+ }
+ /* Increase drive strength of the sensor clock output */
+ s5p_gpio_set_drvstr(EXYNOS4_GPJ1(3), S5P_GPIO_DRVSTR_LV4);
+}
+
+static struct s3c2410_platform_i2c nuri_i2c0_platdata __initdata = {
+ .frequency = 400000U,
+ .sda_delay = 200,
+};
+
static struct platform_device *nuri_devices[] __initdata = {
/* Samsung Platform Devices */
&s3c_device_i2c5, /* PMIC should initialize first */
+ &s3c_device_i2c0,
&emmc_fixed_voltage,
+ &s5p_device_mipi_csis0,
+ &s5p_device_fimc0,
+ &s5p_device_fimc1,
+ &s5p_device_fimc2,
+ &s5p_device_fimc3,
&s5p_device_fimd0,
&s3c_device_hsmmc0,
&s3c_device_hsmmc2,
@@ -1137,6 +1282,8 @@ static struct platform_device *nuri_devices[] __initdata = {
&s5p_device_mfc_r,
&exynos4_device_pd[PD_MFC],
&exynos4_device_pd[PD_LCD0],
+ &exynos4_device_pd[PD_CAM],
+ &s5p_device_fimc_md,
/* NURI Devices */
&nuri_gpio_keys,
@@ -1144,6 +1291,8 @@ static struct platform_device *nuri_devices[] __initdata = {
&nuri_backlight_device,
&max8903_fixed_reg_dev,
&nuri_max8903_device,
+ &cam_vdda_fixed_rdev,
+ &cam_8m_12v_fixed_rdev,
};
static void __init nuri_map_io(void)
@@ -1164,6 +1313,7 @@ static void __init nuri_machine_init(void)
nuri_tsp_init();
nuri_power_init();
+ s3c_i2c0_set_platdata(&nuri_i2c0_platdata);
i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
s3c_i2c3_set_platdata(&i2c3_data);
i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs));
@@ -1175,6 +1325,8 @@ static void __init nuri_machine_init(void)
s5p_fimd0_set_platdata(&nuri_fb_pdata);
+ nuri_camera_init();
+
nuri_ehci_init();
clk_xusbxti.rate = 24000000;
@@ -1182,6 +1334,12 @@ static void __init nuri_machine_init(void)
platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices));
s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev;
s5p_device_fimd0.dev.parent = &exynos4_device_pd[PD_LCD0].dev;
+
+ s5p_device_fimc0.dev.parent = &exynos4_device_pd[PD_CAM].dev;
+ s5p_device_fimc1.dev.parent = &exynos4_device_pd[PD_CAM].dev;
+ s5p_device_fimc2.dev.parent = &exynos4_device_pd[PD_CAM].dev;
+ s5p_device_fimc3.dev.parent = &exynos4_device_pd[PD_CAM].dev;
+ s5p_device_mipi_csis0.dev.parent = &exynos4_device_pd[PD_CAM].dev;
}
MACHINE_START(NURI, "NURI")
--
1.7.6.3
--
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