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ARM: dts: add key event for rk3126-evb

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Change-Id: Id50dcb060dc505a9c938ac63daa335455eb0d741
Signed-off-by: Liang Chen <cl@rock-chips.com>
This commit is contained in:
Liang Chen
2017-09-07 11:06:35 +08:00
committed by Huang, Tao
parent 7d71393f5e
commit 9872adb6f4
1 changed files with 35 additions and 0 deletions
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35
arch/arm/boot/dts/rk3126-evb.dts
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@@ -40,6 +40,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/pwm/pwm.h>
#include "rk3126.dtsi"
@@ -49,6 +50,26 @@
model = "Rockchip RK3126 Evaluation board";
compatible = "rockchip,rk3126";
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 2>;
io-channel-names = "buttons";
poll-interval = <100>;
keyup-threshold-microvolt = <3300000>;
button-up {
label = "Volume Up";
linux,code = <KEY_VOLUMEUP>;
press-threshold-microvolt = <0>;
};
button-down {
label = "Volume Down";
linux,code = <KEY_VOLUMEDOWN>;
press-threshold-microvolt = <1650000>;
};
};
backlight: backlight {
compatible = "pwm-backlight";
brightness-levels = <
@@ -98,6 +119,15 @@
};
};
vccadc_ref: vccadc-ref {
compatible = "regulator-fixed";
regulator-name = "SARADC_AVDD33";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
vcc_sys: vcc-sys {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
@@ -384,6 +414,11 @@
status = "okay";
};
&saradc {
status = "okay";
vref-supply = <&vccadc_ref>;
};
&sdmmc {
cap-mmc-highspeed;
supports-sd;