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ARM: dts: sun8i: tbs-a711: Add support for volume keys input 

TBS A711 tablet has volume up/down keys connected to r_lradc. Add
support for these keys.

Signed-off-by: Ondrej Jirman <megous@megous.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
This commit is contained in:
Ondrej Jirman 2019-03-27 03:33:39 +01:00 committed by Maxime Ripard
parent d6212ce3fc
commit 5824c8ebb9
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GPG Key ID: E3EF0D6F671851C5
1 changed files with 20 additions and 0 deletions
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arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
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@ -46,6 +46,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/input/input.h>
/ {
model = "TBS A711 Tablet";
@ -219,6 +220,25 @@
status = "okay";
};
&r_lradc {
vref-supply = <&reg_aldo2>;
status = "okay";
button@210 {
label = "Volume Up";
linux,code = <KEY_VOLUMEUP>;
channel = <0>;
voltage = <210000>;
};
button@410 {
label = "Volume Down";
linux,code = <KEY_VOLUMEDOWN>;
channel = <0>;
voltage = <410000>;
};
};
&r_rsb {
status = "okay";