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ARM: OMAP: osk+mistral backlight, power, board specific

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Mistral-specific:

  - Add PWL-driven LCD backlight device

  - Apply power to the board even when the LCD isn't configured; things
    like EEPROM, temperature sensor, and wakeup switch depend on it.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
David Brownell 2007-01-25 16:24:01 -08:00 committed by Tony Lindgren
parent e898088e25
commit 4dcc6d242e
1 changed files with 22 additions and 0 deletions
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22
arch/arm/mach-omap1/board-osk.c
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@ -293,6 +293,18 @@ static struct platform_device osk5912_kp_device = {
.resource = osk5912_kp_resources,
};
static struct omap_backlight_config mistral_bl_data = {
.default_intensity = 0xa0,
};
static struct platform_device mistral_bl_device = {
.name = "omap-bl",
.id = -1,
.dev = {
.platform_data = &mistral_bl_data,
},
};
static struct platform_device osk5912_lcd_device = {
.name = "lcd_osk",
.id = -1,
@ -300,6 +312,7 @@ static struct platform_device osk5912_lcd_device = {
static struct platform_device *mistral_devices[] __initdata = {
&osk5912_kp_device,
&mistral_bl_device,
&osk5912_lcd_device,
};
@ -405,6 +418,15 @@ static void __init osk_mistral_init(void)
} else
printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
/* LCD: backlight, and power; power controls other devices on the
* board, like the touchscreen, EEPROM, and wakeup (!) switch.
*/
omap_cfg_reg(PWL);
if (omap_request_gpio(2) == 0) {
omap_set_gpio_direction(2, 0 /* out */);
omap_set_gpio_dataout(2, 1 /* on */);
}
platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
}
#else