From: Muhammed Efe Cetin <efectn@xxxxxxxxxxxxxx>
This commit enables tsadc, saradc and the
function button on saradc line for Khadas Edge 2.
Signed-off-by: Muhammed Efe Cetin <efectn@xxxxxxxxxxxxxx>
---
.../dts/rockchip/rk3588s-khadas-edge2.dts | 24 +++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts
index 5a3b52e62dce..dfcdbec3534d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts
@@ -3,6 +3,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/leds/common.h>
#include "rk3588s.dtsi"
@@ -20,6 +21,20 @@ chosen {
stdout-path = "serial2:1500000n8";
};
+ adc-keys {
+ compatible = "adc-keys";
+ io-channels = <&saradc 1>;
+ io-channel-names = "buttons";
+ keyup-threshold-microvolt = <1800000>;
+ poll-interval = <100>;
+
+ button-function {
+ label = "Function";
+ linux,code = <KEY_FN>;
+ press-threshold-microvolt = <17000>;
+ };
+ };
+
ir-receiver {
compatible = "gpio-ir-receiver";
gpios = <&gpio1 RK_PA7 GPIO_ACTIVE_LOW>;
@@ -257,6 +272,11 @@ &pwm15 {
status = "okay";
};
+&saradc {
+ vref-supply = <&avcc_1v8_s0>;
+ status = "okay";
+};
+
&sdhci {
bus-width = <8>;
no-sdio;
@@ -604,6 +624,10 @@ regulator-state-mem {
};
};
+&tsadc {
+ status = "okay";
+};
+
&uart2 {
pinctrl-0 = <&uart2m0_xfer>;
status = "okay";
--
2.43.1
