path: root/Documentation
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authorLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 11:39:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 11:39:03 -0800
commite28870f9b3e92cd3570925089c6bb789c2603bc4 (patch)
treef0a2c91abd0af5579fde082840995bd7cc5e1876 /Documentation
parentMerge tag 'pinctrl-v3.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl (diff)
parentMAINTAINERS: Remove my name from Backlight subsystem (diff)
Merge tag 'backlight-for-linus-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight
Pull backlight updates from Lee Jones: - Clean-up leaky resources; pwm_bl - Simplify Device Tree initialisation; lp855x_bl - Add Regulator support; lp855x - Remove Bryan from the Maintainer list -- new baby, no time :) * tag 'backlight-for-linus-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight: MAINTAINERS: Remove my name from Backlight subsystem backlight: lp855x: Add supply regulator to lp855x backlight: lp855x: Refactor DT parsing code backlight: pwm: Clean-up pwm requested using legacy API
Diffstat (limited to 'Documentation')
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
@@ -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>;