diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2015-01-13 11:47:04 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2015-01-21 09:59:13 +0100 |
| commit | 03d6372c844950eb7bbf9729c780051e07daa8a9 (patch) | |
| tree | 85cb3414999f319f8ae9329cfa2454f8a80228a6 /arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts | |
| parent | ARM: dts: sun8i: Add lradc node to sun8i-a23.dtsi (diff) | |
| download | linux-03d6372c844950eb7bbf9729c780051e07daa8a9.tar.xz linux-03d6372c844950eb7bbf9729c780051e07daa8a9.zip | |
ARM: dts: sun8i: Enable lradc on a23-ippo-q8h-v5
The a23-ippo-q8h tablets have volume up/down buttons using the lradc. This
has been tested on both a v5 and a v1.2 tablet.
Tested-by: Chen-Yu Tsai <wens@csie.org>
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/sun8i-a23-ippo-q8h-v5.dts')
| -rw-r--r-- | arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts b/arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts index 1da31d0e7338..623573e46080 100644 --- a/arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts +++ b/arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts @@ -52,6 +52,7 @@ #include "sunxi-common-regulators.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> #include <dt-bindings/pinctrl/sun4i-a10.h> / { @@ -86,6 +87,25 @@ }; }; + lradc: lradc@01c22800 { + vref-supply = <®_vcc3v0>; + status = "okay"; + + button@200 { + label = "Volume Up"; + linux,code = <KEY_VOLUMEUP>; + channel = <0>; + voltage = <200000>; + }; + + button@400 { + label = "Volume Down"; + linux,code = <KEY_VOLUMEDOWN>; + channel = <0>; + voltage = <400000>; + }; + }; + i2c0: i2c@01c2ac00 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins_a>; |