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ARM: dts: sun5i: Add backlight node to UTOO P66 tablet 

Add a node describing the lcd panel backlight on the UTOO P66 tablet.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Hans de Goede 2015-11-20 14:59:08 +01:00 committed by Maxime Ripard
parent 8a7b89d1f6
commit 45f0cf84ac
1 changed files with 16 additions and 0 deletions
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16
arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
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@ -47,11 +47,21 @@
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>
#include <dt-bindings/pwm/pwm.h>
/ {
model = "Utoo P66";
compatible = "utoo,p66", "allwinner,sun5i-a13";
backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
/* Note levels of 10 / 20% result in backlight off */
brightness-levels = <0 30 40 50 60 70 80 90 100>;
default-brightness-level = <6>;
/* TODO: backlight uses axp gpio1 as enable pin */
};
i2c_lcd: i2c@0 {
/* The lcd panel i2c interface is hooked up via gpios */
compatible = "i2c-gpio";
@ -201,6 +211,12 @@
};
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_pins>;
status = "okay";
};
&reg_dcdc2 {
regulator-always-on;
regulator-min-microvolt = <1000000>;