diff options
| author | Sean Paul <seanpaul@chromium.org> | 2014-12-02 17:39:12 -0800 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-12-09 09:24:45 +0000 |
| commit | 829b030e58f8349a63909c0fff2fa1913d79314c (patch) | |
| tree | 7fc2c2e84bd396b8299ab2635ec41472d18e652b /Documentation/devicetree/bindings/video | |
| parent | 47726656dd67a2487bd7fafec1a73472da1db956 (diff) | |
| download | linux-829b030e58f8349a63909c0fff2fa1913d79314c.tar.bz2 | |
backlight: lp855x: Add supply regulator to lp855x
This patch adds a supply regulator to the lp855x platform data to facilitate
powering on/off the 3V rail attached to the controller.
Cc: Stéphane Marchesin <marcheu@chromium.org>
Cc: Aaron Durbin <adurbin@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Acked-by: Milo Kim <milo.kim@ti.com>
Acked-by: Bryan Wu <cooloney@gmail.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/video')
| -rw-r--r-- | Documentation/devicetree/bindings/video/backlight/lp855x.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/video/backlight/lp855x.txt b/Documentation/devicetree/bindings/video/backlight/lp855x.txt index 96e83a56048e..0a3ecbc3a1b9 100644 --- a/Documentation/devicetree/bindings/video/backlight/lp855x.txt +++ b/Documentation/devicetree/bindings/video/backlight/lp855x.txt @@ -12,6 +12,7 @@ Optional properties: - pwm-period: PWM period value. Set only PWM input mode used (u32) - rom-addr: Register address of ROM area to be updated (u8) - rom-val: Register value to be updated (u8) + - power-supply: Regulator which controls the 3V rail Example: @@ -56,6 +57,7 @@ Example: backlight@2c { compatible = "ti,lp8557"; reg = <0x2c>; + power-supply = <&backlight_vdd>; dev-ctrl = /bits/ 8 <0x41>; init-brt = /bits/ 8 <0x0a>; |