diff options
author | Sylwester Nawrocki <s.nawrocki@samsung.com> | 2011-10-13 15:41:00 +0900 |
---|---|---|
committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-10-14 15:15:47 +0900 |
commit | 716e84d139b2e209d8d17d21f09f3a5dc0026537 (patch) | |
tree | d40be0bf723cf1b5d8e58005a3b9bfbbf7462c92 /arch/arm/mach-exynos4/mach-nuri.c | |
parent | df74a28c7a2e50135a960403025a8934e8c471e4 (diff) |
ARM: EXYNOS4: Add support for M-5MOLS camera on Nuri board
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@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>
Diffstat (limited to 'arch/arm/mach-exynos4/mach-nuri.c')
-rw-r--r-- | arch/arm/mach-exynos4/mach-nuri.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos4/mach-nuri.c b/arch/arm/mach-exynos4/mach-nuri.c index 20932ec4ddb3..816a502e9153 100644 --- a/arch/arm/mach-exynos4/mach-nuri.c +++ b/arch/arm/mach-exynos4/mach-nuri.c @@ -27,6 +27,9 @@ #include <linux/pwm_backlight.h> #include <video/platform_lcd.h> +#include <media/m5mols.h> +#include <media/s5p_fimc.h> +#include <media/v4l2-mediabus.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -45,6 +48,9 @@ #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> @@ -65,6 +71,8 @@ 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 = { @@ -1110,10 +1118,140 @@ 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), +}; + +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); + + 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, @@ -1130,6 +1268,8 @@ 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, @@ -1137,6 +1277,8 @@ 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) @@ -1157,6 +1299,7 @@ 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)); @@ -1168,6 +1311,8 @@ static void __init nuri_machine_init(void) s5p_fimd0_set_platdata(&nuri_fb_pdata); + nuri_camera_init(); + nuri_ehci_init(); clk_xusbxti.rate = 24000000; @@ -1175,6 +1320,12 @@ 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") |