diff options
Diffstat (limited to 'arch/arm/mach-s5p64x0/mach-smdk6440.c')
-rw-r--r-- | arch/arm/mach-s5p64x0/mach-smdk6440.c | 54 |
1 files changed, 41 insertions, 13 deletions
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c index 346f8df..2d559f1 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6440.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c @@ -46,7 +46,6 @@ #include <plat/adc.h> #include <plat/ts.h> #include <plat/s5p-time.h> -#include <plat/backlight.h> #define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -92,6 +91,45 @@ static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = { }, }; +static int smdk6440_backlight_init(struct device *dev) +{ + int ret; + + ret = gpio_request(S5P6440_GPF(15), "Backlight"); + if (ret) { + printk(KERN_ERR "failed to request GPF for PWM-OUT1\n"); + return ret; + } + + /* Configure GPIO pin with S5P6440_GPF15_PWM_TOUT1 */ + s3c_gpio_cfgpin(S5P6440_GPF(15), S3C_GPIO_SFN(2)); + + return 0; +} + +static void smdk6440_backlight_exit(struct device *dev) +{ + s3c_gpio_cfgpin(S5P6440_GPF(15), S3C_GPIO_OUTPUT); + gpio_free(S5P6440_GPF(15)); +} + +static struct platform_pwm_backlight_data smdk6440_backlight_data = { + .pwm_id = 1, + .max_brightness = 255, + .dft_brightness = 255, + .pwm_period_ns = 78770, + .init = smdk6440_backlight_init, + .exit = smdk6440_backlight_exit, +}; + +static struct platform_device smdk6440_backlight_device = { + .name = "pwm-backlight", + .dev = { + .parent = &s3c_device_timer[1].dev, + .platform_data = &smdk6440_backlight_data, + }, +}; + static struct platform_device *smdk6440_devices[] __initdata = { &s3c_device_adc, &s3c_device_rtc, @@ -101,6 +139,8 @@ static struct platform_device *smdk6440_devices[] __initdata = { &s3c_device_wdt, &samsung_asoc_dma, &s5p6440_device_iis, + &s3c_device_timer[1], + &smdk6440_backlight_device, }; static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = { @@ -135,16 +175,6 @@ static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { .oversampling_shift = 2, }; -/* LCD Backlight data */ -static struct samsung_bl_gpio_info smdk6440_bl_gpio_info = { - .no = S5P6440_GPF(15), - .func = S3C_GPIO_SFN(2), -}; - -static struct platform_pwm_backlight_data smdk6440_bl_data = { - .pwm_id = 1, -}; - static void __init smdk6440_map_io(void) { s5p_init_io(NULL, 0, S5P64X0_SYS_ID); @@ -164,8 +194,6 @@ static void __init smdk6440_machine_init(void) i2c_register_board_info(1, smdk6440_i2c_devs1, ARRAY_SIZE(smdk6440_i2c_devs1)); - samsung_bl_set(&smdk6440_bl_gpio_info, &smdk6440_bl_data); - platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices)); } |