diff options
Diffstat (limited to 'arch/arm/mach-s5pc100/mach-smdkc100.c')
| -rw-r--r-- | arch/arm/mach-s5pc100/mach-smdkc100.c | 57 |
1 files changed, 42 insertions, 15 deletions
diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c index 227d890..0525cb3 100644 --- a/arch/arm/mach-s5pc100/mach-smdkc100.c +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c @@ -29,6 +29,7 @@ #include <asm/mach/map.h> #include <mach/map.h> +#include <mach/regs-fb.h> #include <mach/regs-gpio.h> #include <video/platform_lcd.h> @@ -50,8 +51,6 @@ #include <plat/keypad.h> #include <plat/ts.h> #include <plat/audio.h> -#include <plat/backlight.h> -#include <plat/regs-fb-v4.h> /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKC100_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ @@ -180,6 +179,45 @@ static struct samsung_keypad_platdata smdkc100_keypad_data __initdata = { .cols = 8, }; +static int smdkc100_backlight_init(struct device *dev) +{ + int ret; + + ret = gpio_request(S5PC100_GPD(0), "Backlight"); + if (ret) { + printk(KERN_ERR "failed to request GPF for PWM-OUT0\n"); + return ret; + } + + /* Configure GPIO pin with S5PC100_GPD_TOUT_0 */ + s3c_gpio_cfgpin(S5PC100_GPD(0), S3C_GPIO_SFN(2)); + + return 0; +} + +static void smdkc100_backlight_exit(struct device *dev) +{ + s3c_gpio_cfgpin(S5PC100_GPD(0), S3C_GPIO_OUTPUT); + gpio_free(S5PC100_GPD(0)); +} + +static struct platform_pwm_backlight_data smdkc100_backlight_data = { + .pwm_id = 0, + .max_brightness = 255, + .dft_brightness = 255, + .pwm_period_ns = 78770, + .init = smdkc100_backlight_init, + .exit = smdkc100_backlight_exit, +}; + +static struct platform_device smdkc100_backlight_device = { + .name = "pwm-backlight", + .dev = { + .parent = &s3c_device_timer[0].dev, + .platform_data = &smdkc100_backlight_data, + }, +}; + static struct platform_device *smdkc100_devices[] __initdata = { &s3c_device_adc, &s3c_device_cfcon, @@ -201,6 +239,8 @@ static struct platform_device *smdkc100_devices[] __initdata = { &s5p_device_fimc1, &s5p_device_fimc2, &s5pc100_device_spdif, + &s3c_device_timer[0], + &smdkc100_backlight_device, }; static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { @@ -209,16 +249,6 @@ static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { .oversampling_shift = 2, }; -/* LCD Backlight data */ -static struct samsung_bl_gpio_info smdkc100_bl_gpio_info = { - .no = S5PC100_GPD(0), - .func = S3C_GPIO_SFN(2), -}; - -static struct platform_pwm_backlight_data smdkc100_bl_data = { - .pwm_id = 0, -}; - static void __init smdkc100_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -246,9 +276,6 @@ static void __init smdkc100_machine_init(void) /* LCD init */ gpio_request(S5PC100_GPH0(6), "GPH0"); smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0); - - samsung_bl_set(&smdkc100_bl_gpio_info, &smdkc100_bl_data); - platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices)); } |