From: Chukun Pan <amadeus@jmu.edu.cn>
Date: Thu, 20 Nov 2025 12:00:09 +0000 (+0800)
Subject: arm64: dts: rockchip: enable button for 100ASK DshanPi A1
X-Git-Tag: v6.19-rc1~100^2~4^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=80ec14d1d2173cc3f225102a7db09a457541fe04;p=thirdparty%2Fkernel%2Fstable.git

arm64: dts: rockchip: enable button for 100ASK DshanPi A1

The 100ASK DshanPi A1 board has three ADC buttons and one
GPIO button. Enable them.

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://patch.msgid.link/20251120120011.279104-4-amadeus@jmu.edu.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3576-100ask-dshanpi-a1.dts b/arch/arm64/boot/dts/rockchip/rk3576-100ask-dshanpi-a1.dts
index 815f75e7cd70..9ef41f0c6920 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576-100ask-dshanpi-a1.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3576-100ask-dshanpi-a1.dts
@@ -7,6 +7,7 @@
 /dts-v1/;
 
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 #include <dt-bindings/leds/common.h>
 #include <dt-bindings/pinctrl/rockchip.h>
 #include <dt-bindings/soc/rockchip,vop2.h>
@@ -66,6 +67,61 @@
 		};
 	};
 
+	keys-0 {
+		compatible = "adc-keys";
+		io-channels = <&saradc 0>;
+		io-channel-names = "buttons";
+		keyup-threshold-microvolt = <1800000>;
+		poll-interval = <100>;
+
+		button-maskrom {
+			label = "MASKROM";
+			linux,code = <KEY_SETUP>;
+			press-threshold-microvolt = <0>;
+		};
+	};
+
+	keys-1 {
+		compatible = "adc-keys";
+		io-channels = <&saradc 1>;
+		io-channel-names = "buttons";
+		keyup-threshold-microvolt = <1800000>;
+		poll-interval = <100>;
+
+		button-recovery {
+			label = "RECOVERY";
+			linux,code = <KEY_VENDOR>;
+			press-threshold-microvolt = <0>;
+		};
+	};
+
+	keys-2 {
+		compatible = "adc-keys";
+		io-channels = <&saradc 4>;
+		io-channel-names = "buttons";
+		keyup-threshold-microvolt = <1800000>;
+		poll-interval = <100>;
+
+		button-user2 {
+			label = "USER2";
+			linux,code = <BTN_2>;
+			press-threshold-microvolt = <0>;
+		};
+	};
+
+	keys-3 {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&gpio0_a0_d>;
+
+		button-user1 {
+			gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
+			label = "USER1";
+			linux,code = <BTN_1>;
+			wakeup-source;
+		};
+	};
+
 	vcc_in: regulator-vcc-12v0-dcin {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc_in";
@@ -661,6 +717,12 @@
 		};
 	};
 
+	gpio-keys {
+		gpio0_a0_d: gpio0-a0-d {
+			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
 	headphone {
 		hp_det: hp-det {
 			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
@@ -688,6 +750,11 @@
 	status = "okay";
 };
 
+&saradc {
+	vref-supply = <&vcca1v8_pldo2_s0>;
+	status = "okay";
+};
+
 &sdhci {
 	bus-width = <8>;
 	full-pwr-cycle-in-suspend;