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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>
This commit is contained in:
Hans de Goede 2015-01-13 11:47:04 +01:00 committed by Maxime Ripard
parent f0a05a0cd4
commit 03d6372c84
1 changed files with 20 additions and 0 deletions
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20
arch/arm/boot/dts/sun8i-a23-ippo-q8h-v5.dts
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@ -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 @@ mmc0_cd_pin_q8h: mmc0_cd_pin@0 {
};
};
lradc: lradc@01c22800 {
vref-supply = <&reg_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>;