From 6fb2ffd737a1d5c06d878ff47a715d20cce78265 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Sun, 11 Oct 2015 11:55:08 +0200 Subject: [PATCH] ARM: dts: sun5i: Add backlight node to sun5i-q8-common.dtsi All A13 based q8 formfactor tablets use the same backlight setup, add a backlight devicetree node for controlling the backlight on these devices. Signed-off-by: Hans de Goede Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/sun5i-q8-common.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/sun5i-q8-common.dtsi b/arch/arm/boot/dts/sun5i-q8-common.dtsi index 0641d68a6d82..a78e189f6653 100644 --- a/arch/arm/boot/dts/sun5i-q8-common.dtsi +++ b/arch/arm/boot/dts/sun5i-q8-common.dtsi @@ -41,11 +41,21 @@ */ #include "sunxi-q8-common.dtsi" +#include + / { aliases { serial0 = &uart1; }; + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; + default-brightness-level = <8>; + /* TODO: backlight uses axp gpio1 as enable pin */ + }; + chosen { stdout-path = "serial0:115200n8"; }; -- 2.30.2