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authorDavid Brownell <dbrownell@users.sourceforge.net>2007-01-25 16:24:01 -0800
committerTony Lindgren <tony@atomide.com>2007-09-20 18:34:51 -0700
commit4dcc6d242ea576aaead9b5fe4b79cf941294855b (patch)
tree6d984016d3e1c007332d0b0370c8674af0050221 /arch/arm/mach-omap1
parente898088e250d9b0cce671490fb29c5fd82880d5e (diff)
ARM: OMAP: osk+mistral backlight, power, board specific
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>
Diffstat (limited to 'arch/arm/mach-omap1')
-rw-r--r--arch/arm/mach-omap1/board-osk.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
index 83f6e09bf07..1825781f435 100644
--- a/arch/arm/mach-omap1/board-osk.c
+++ b/arch/arm/mach-omap1/board-osk.c
@@ -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