[PATCH 1/7] ARM: dts: sun4i: Enable tablet keys on Chuwi V7 CW0825
From: Hans de Goede <hidden>
Date: 2015-03-07 19:01:18
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
Enable the lradc controlled tablet keys on the Chuwi V7 CW0825 tablet. Signed-off-by: Hans de Goede <redacted> --- arch/arm/boot/dts/sun4i-a10-chuwi-v7-cw0825.dts | 27 +++++++++++++++++++++++++ 1 file changed, 27 insertions(+)
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 58214f2..97fca89 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 = <®_vcc3v0>; + status = "okay"; + + button at 800 { + label = "Volume Up"; + linux,code = <KEY_VOLUMEUP>; + channel = <0>; + voltage = <800000>; + }; + + button at 1000 { + label = "Volume Down"; + linux,code = <KEY_VOLUMEDOWN>; + channel = <0>; + voltage = <1000000>; + }; + + button at 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>;
--
2.3.1