[PATCH v2 6/7] Adding SKY81452 backlight device tree bindings document
From: Gyungoh Yoo <hidden>
Date: 2014-08-28 11:00:15
Also in:
lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
v2: Added 'compatible' attribute in child drivers --- .../video/backlight/sky81452-backlight.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt
diff --git a/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt
new file mode 100644
index 0000000..2c2d947
--- /dev/null
+++ b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt@@ -0,0 +1,24 @@ +SKY81452-backlight bindings + +Required properties: +- compatible : Must be "skyworks,sky81452-backlight" + +Optional properties: +- name : Name of backlight device. Default is 'lcd-backlight'. +- gpio-enable : GPIO to use to EN pin. +- enable : Enable mask for current sink channel 1 to 6. +- ignore-pwm : Ignore both PWM input +- dpwm-mode : Enable DPWM dimming mode, otherwise Analog dimming mode +- phase-shift : Enable phase shift mode +- ovp-level : Over-voltage protection level. Should be between 14 or 28V. +- short-detection-threshold : It should be one of 4, 5, 6 and 7V. +- boost-current-limit : It should be one of 800, 1100 and 1500mA. + +Example: + + backlight { + compatible = "skyworks,sky81452-backlight"; + name = "pwm-backlight"; + enable = <0x3F>; + ignore-pwm; + };
--
1.9.1
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