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authorRandy Li <ayaka@soulik.info>2017-05-30 23:52:46 +0800
committerHeiko Stuebner <heiko@sntech.de>2017-06-01 22:24:41 +0200
commit23c0c210a1adcfca27a52808d1a0cbd807e86518 (patch)
treeff47c24b390778263350ba1c9832f902ce80a4f5 /arch/arm/boot/dts/rk3288-firefly-reload.dts
parent08e779e59950affaec4f677b22fda6a1ab150a43 (diff)
downloadtalos-op-linux-23c0c210a1adcfca27a52808d1a0cbd807e86518.tar.gz
talos-op-linux-23c0c210a1adcfca27a52808d1a0cbd807e86518.zip
ARM: dts: rockchip: add adc button for Firefly
The only adc button connected to adc input is recovery button. Signed-off-by: Randy Li <ayaka@soulik.info> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm/boot/dts/rk3288-firefly-reload.dts')
-rw-r--r--arch/arm/boot/dts/rk3288-firefly-reload.dts17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3288-firefly-reload.dts b/arch/arm/boot/dts/rk3288-firefly-reload.dts
index d0b3204a4799..b11a282c334c 100644
--- a/arch/arm/boot/dts/rk3288-firefly-reload.dts
+++ b/arch/arm/boot/dts/rk3288-firefly-reload.dts
@@ -48,6 +48,19 @@
model = "Firefly-RK3288-reload";
compatible = "firefly,firefly-rk3288-reload", "rockchip,rk3288";
+ adc-keys {
+ compatible = "adc-keys";
+ io-channels = <&saradc 1>;
+ io-channel-names = "buttons";
+ keyup-threshold-microvolt = <1800000>;
+
+ button-recovery {
+ label = "Recovery";
+ linux,code = <KEY_VENDOR>;
+ press-threshold-microvolt = <0>;
+ };
+ };
+
gpio-keys {
compatible = "gpio-keys";
@@ -246,6 +259,10 @@
status = "okay";
};
+&saradc {
+ status = "okay";
+};
+
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
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