diff options
Diffstat (limited to 'arch/arm/mach-clps711x/edb7211.c')
| -rw-r--r-- | arch/arm/mach-clps711x/edb7211.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/mach-clps711x/edb7211.c b/arch/arm/mach-clps711x/edb7211.c index 81cc683..d5832b3 100644 --- a/arch/arm/mach-clps711x/edb7211.c +++ b/arch/arm/mach-clps711x/edb7211.c @@ -13,6 +13,7 @@ #include <linux/memblock.h> #include <linux/types.h> #include <linux/interrupt.h> +#include <linux/backlight.h> #include <linux/platform_device.h> #include <asm/setup.h> @@ -30,6 +31,7 @@ #define EDB7211_LCD_DC_DC_EN CLPS711X_GPIO(3, 1) #define EDB7211_LCDEN CLPS711X_GPIO(3, 2) +#define EDB7211_LCDBL CLPS711X_GPIO(3, 3) #define EDB7211_CS8900_BASE (CS2_PHYS_BASE + 0x300) #define EDB7211_CS8900_IRQ (IRQ_EINT3) @@ -56,9 +58,22 @@ static struct plat_lcd_data edb7211_lcd_power_pdata = { .set_power = edb7211_lcd_power_set, }; +static void edb7211_lcd_backlight_set_intensity(int intensity) +{ + gpio_set_value(EDB7211_LCDBL, intensity); +} + +static struct generic_bl_info edb7211_lcd_backlight_pdata = { + .name = "lcd-backlight.0", + .default_intensity = 0x01, + .max_intensity = 0x01, + .set_bl_intensity = edb7211_lcd_backlight_set_intensity, +}; + static struct gpio edb7211_gpios[] __initconst = { { EDB7211_LCD_DC_DC_EN, GPIOF_OUT_INIT_LOW, "LCD DC-DC" }, { EDB7211_LCDEN, GPIOF_OUT_INIT_LOW, "LCD POWER" }, + { EDB7211_LCDBL, GPIOF_OUT_INIT_LOW, "LCD BACKLIGHT" }, }; static struct map_desc edb7211_io_desc[] __initdata = { @@ -117,6 +132,9 @@ static void __init edb7211_init(void) platform_device_register_data(&platform_bus, "platform-lcd", 0, &edb7211_lcd_power_pdata, sizeof(edb7211_lcd_power_pdata)); + platform_device_register_data(&platform_bus, "generic-bl", 0, + &edb7211_lcd_backlight_pdata, + sizeof(edb7211_lcd_backlight_pdata)); platform_device_register_simple("video-clps711x", 0, NULL, 0); platform_device_register_simple("cs89x0", 0, edb7211_cs8900_resource, ARRAY_SIZE(edb7211_cs8900_resource)); |