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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 <hdegoede@redhat.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Hans de Goede 2015-10-11 11:55:08 +02:00 committed by Maxime Ripard
parent 6bf28cb995
commit 6fb2ffd737
1 changed files with 10 additions and 0 deletions
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arch/arm/boot/dts/sun5i-q8-common.dtsi
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@ -41,11 +41,21 @@
*/
#include "sunxi-q8-common.dtsi"
#include <dt-bindings/pwm/pwm.h>
/ {
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";
};