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| author | David Brownell <dbrownell@users.sourceforge.net> | 2007-01-25 16:24:01 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2007-09-20 18:34:51 -0700 |
| commit | 4dcc6d242ea576aaead9b5fe4b79cf941294855b (patch) | |
| tree | 6d984016d3e1c007332d0b0370c8674af0050221 | |
| parent | e898088e250d9b0cce671490fb29c5fd82880d5e (diff) | |
| download | blackbird-op-linux-4dcc6d242ea576aaead9b5fe4b79cf941294855b.tar.gz blackbird-op-linux-4dcc6d242ea576aaead9b5fe4b79cf941294855b.zip | |
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>
| -rw-r--r-- | arch/arm/mach-omap1/board-osk.c | 22 |
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 83f6e09bf079..1825781f4354 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 |
