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ARM chumby: enable backlight in platform data hook 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2011-01-20 10:13:43 +01:00
parent 8e61335543
commit b2d4daca9a
1 changed files with 17 additions and 0 deletions
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17
arch/arm/boards/chumby_falconwing/falconwing.c
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@ -57,6 +57,22 @@ static struct device_d mci_dev = {
.platform_data = &mci_pdata,
};
#define GPIO_LCD_RESET 50
#define GPIO_LCD_BACKLIGHT 60
static void chumby_fb_enable(int enable)
{
gpio_direction_output(GPIO_LCD_RESET, enable);
/* Give the display a chance to sync before we enable
* the backlight to avoid flickering
*/
if (enable)
mdelay(100);
gpio_direction_output(GPIO_LCD_BACKLIGHT, enable);
}
static struct fb_videomode falconwing_vmode = {
/*
* Nanovision NMA35QV65-B2-K01 (directly connected)
@ -87,6 +103,7 @@ static struct imx_fb_videomode fb_mode = {
.mode_cnt = 1,
/* the NMA35 is a 24 bit display, but only 18 bits are connected */
.ld_intf_width = STMLCDIF_18BIT,
.enable = chumby_fb_enable,
};
static struct device_d ldcif_dev = {