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authorHans de Goede <hdegoede@redhat.com>2015-03-07 22:01:18 +0300
committerMaxime Ripard <maxime.ripard@free-electrons.com>2015-04-27 09:20:25 +0300
commitcbc8107b3e44d86dc7a569c5ae42423cb95bc4a5 (patch)
treeb56ffbc1ef3059b899b866c73e4b7064115fe024 /arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
parentef1ac7c9631f58e1ee2f444942713324fddd86bb (diff)
downloadlinux-cbc8107b3e44d86dc7a569c5ae42423cb95bc4a5.tar.xz
ARM: dts: sun4i: Enable tablet keys on Chuwi V7 CW0825
Enable the lradc controlled tablet keys on the Chuwi V7 CW0825 tablet. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts')
-rw-r--r--arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts b/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
index 58214f249598..97fca89eb92b 100644
--- a/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
+++ b/arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts
@@ -49,6 +49,7 @@
#include "sun4i-a10.dtsi"
#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
/ {
model = "Chuwi V7 CW0825";
@@ -74,6 +75,32 @@
};
};
+&lradc {
+ vref-supply = <&reg_vcc3v0>;
+ status = "okay";
+
+ button@800 {
+ label = "Volume Up";
+ linux,code = <KEY_VOLUMEUP>;
+ channel = <0>;
+ voltage = <800000>;
+ };
+
+ button@1000 {
+ label = "Volume Down";
+ linux,code = <KEY_VOLUMEDOWN>;
+ channel = <0>;
+ voltage = <1000000>;
+ };
+
+ button@1200 {
+ label = "Back";
+ linux,code = <KEY_BACK>;
+ channel = <0>;
+ voltage = <1200000>;
+ };
+};
+
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;