diff options
| author | Alexander Shiyan <shc_work@mail.ru> | 2012-11-17 17:57:20 +0400 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2012-11-21 09:57:45 -0800 |
| commit | 94760bf2523b4b5d3938e85ea0964ca7cd59a42b (patch) | |
| tree | 93643ae945d3a3fc6e37325f268cda2fe3e7ddc4 /arch/arm/mach-clps711x/p720t.c | |
| parent | e377ca1e32f66378cc6d0562851bfc51126865ea (diff) | |
ARM: clps711x: Moving backlight controls of framebuffer driver to the board
This patch moves the backlight controls for clps711x-framebuffer driver
to the board code. To control we use "generic-bl" driver.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
[olof: fixed space/tab whitespace in drivers/video/clps711xfb.c]
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-clps711x/p720t.c')
| -rw-r--r-- | arch/arm/mach-clps711x/p720t.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c index e25f10ed560..1518fc83bab 100644 --- a/arch/arm/mach-clps711x/p720t.c +++ b/arch/arm/mach-clps711x/p720t.c @@ -25,6 +25,8 @@ #include <linux/io.h> #include <linux/slab.h> #include <linux/leds.h> +#include <linux/sizes.h> +#include <linux/backlight.h> #include <linux/platform_device.h> #include <linux/mtd/partitions.h> #include <linux/mtd/nand-gpio.h> @@ -33,7 +35,6 @@ #include <asm/pgtable.h> #include <asm/page.h> #include <asm/setup.h> -#include <asm/sizes.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -103,6 +104,21 @@ static struct plat_lcd_data p720t_lcd_power_pdata = { .set_power = p720t_lcd_power_set, }; +static void p720t_lcd_backlight_set_intensity(int intensity) +{ + if (intensity) + PLD_PWR |= PLD_S3_ON; + else + PLD_PWR = 0; +} + +static struct generic_bl_info p720t_lcd_backlight_pdata = { + .name = "lcd-backlight.0", + .default_intensity = 0x01, + .max_intensity = 0x01, + .set_bl_intensity = p720t_lcd_backlight_set_intensity, +}; + /* * Map the P720T system PLD. It occupies two address spaces: * 0x10000000 and 0x10400000. We map both regions as one. @@ -187,6 +203,9 @@ static void __init p720t_init(void) platform_device_register_data(&platform_bus, "platform-lcd", 0, &p720t_lcd_power_pdata, sizeof(p720t_lcd_power_pdata)); + platform_device_register_data(&platform_bus, "generic-bl", 0, + &p720t_lcd_backlight_pdata, + sizeof(p720t_lcd_backlight_pdata)); platform_device_register_simple("video-clps711x", 0, NULL, 0); } |