diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/avr32/boards/atngw100/evklcd10x.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/arch/avr32/boards/atngw100/evklcd10x.c b/arch/avr32/boards/atngw100/evklcd10x.c index fbc7b03ef88..4e3ab8e0800 100644 --- a/arch/avr32/boards/atngw100/evklcd10x.c +++ b/arch/avr32/boards/atngw100/evklcd10x.c @@ -11,6 +11,7 @@ #include <linux/init.h> #include <linux/linkage.h> +#include <linux/gpio.h> #include <linux/fb.h> #include <linux/platform_device.h> @@ -19,6 +20,7 @@ #include <asm/setup.h> #include <mach/at32ap700x.h> +#include <mach/portmux.h> #include <mach/board.h> static struct ac97c_platform_data __initdata ac97c0_data = { @@ -144,13 +146,29 @@ static struct atmel_lcdfb_info __initdata atevklcd10x_lcdc_data = { }; #endif +static void atevklcd10x_lcdc_power_control(int on) +{ + gpio_set_value(GPIO_PIN_PB(15), on); +} + static int __init atevklcd10x_init(void) { - at32_add_device_ac97c(0, &ac97c0_data); + /* PB15 is connected to the enable line on the boost regulator + * controlling the backlight for the LCD panel. + */ + at32_select_gpio(GPIO_PIN_PB(15), AT32_GPIOF_OUTPUT); + gpio_request(GPIO_PIN_PB(15), "backlight"); + gpio_direction_output(GPIO_PIN_PB(15), 0); + + atevklcd10x_lcdc_data.atmel_lcdfb_power_control = + atevklcd10x_lcdc_power_control; at32_add_device_lcdc(0, &atevklcd10x_lcdc_data, fbmem_start, fbmem_size, ATMEL_LCDC_ALT_18BIT | ATMEL_LCDC_PE_DVAL); + + at32_add_device_ac97c(0, &ac97c0_data); + return 0; } postcore_initcall(atevklcd10x_init); |