From 829b030e58f8349a63909c0fff2fa1913d79314c Mon Sep 17 00:00:00 2001 From: Sean Paul Date: Tue, 2 Dec 2014 17:39:12 -0800 Subject: backlight: lp855x: Add supply regulator to lp855x MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Cc: Aaron Durbin Signed-off-by: Sean Paul Acked-by: Milo Kim Acked-by: Bryan Wu Acked-by: Jingoo Han Signed-off-by: Lee Jones --- Documentation/devicetree/bindings/video/backlight/lp855x.txt | 2 ++ 1 file changed, 2 insertions(+) (limited to 'Documentation') 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>; -- cgit v1.2.3-59-g8ed1b