修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/arm/boot/dts/imx6qdl-gw5903.dtsi
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@@ -46,6 +46,8 @@
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  */
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 #include <dt-bindings/gpio/gpio.h>
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+#include <dt-bindings/input/linux-event-codes.h>
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+#include <dt-bindings/interrupt-controller/irq.h>
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 / {
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 	chosen {
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@@ -71,6 +73,53 @@
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 		default-brightness-level = <100>;
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 	};
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+	gpio-keys {
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+		compatible = "gpio-keys";
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+		#address-cells = <1>;
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+		#size-cells = <0>;
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+
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+		user-pb {
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+			label = "user_pb";
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+			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;
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+			linux,code = <BTN_0>;
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+		};
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+
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+		user-pb1x {
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+			label = "user_pb1x";
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+			linux,code = <BTN_1>;
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+			interrupt-parent = <&gsc>;
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+			interrupts = <0>;
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+		};
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+
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+		key-erased {
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+			label = "key-erased";
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+			linux,code = <BTN_2>;
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+			interrupt-parent = <&gsc>;
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+			interrupts = <1>;
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+		};
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+
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+		eeprom-wp {
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+			label = "eeprom_wp";
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+			linux,code = <BTN_3>;
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+			interrupt-parent = <&gsc>;
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+			interrupts = <2>;
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+		};
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+
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+		tamper {
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+			label = "tamper";
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+			linux,code = <BTN_4>;
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+			interrupt-parent = <&gsc>;
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+			interrupts = <5>;
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+		};
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+
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+		switch-hold {
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+			label = "switch_hold";
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+			linux,code = <BTN_5>;
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+			interrupt-parent = <&gsc>;
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+			interrupts = <7>;
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+		};
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+	};
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+
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 	leds {
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 		compatible = "gpio-leds";
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 		pinctrl-names = "default";
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@@ -84,6 +133,7 @@
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 	};
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 	memory@10000000 {
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+		device_type = "memory";
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 		reg = <0x10000000 0x40000000>;
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 	};
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@@ -182,11 +232,101 @@
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 	pinctrl-0 = <&pinctrl_i2c1>;
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 	status = "okay";
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-	pca9555: gpio@23 {
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+	gsc: gsc@20 {
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+		compatible = "gw,gsc";
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+		reg = <0x20>;
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+		interrupt-parent = <&gpio1>;
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+		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
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+		interrupt-controller;
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+		#interrupt-cells = <1>;
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+		#size-cells = <0>;
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+
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+		adc {
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+			compatible = "gw,gsc-adc";
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+			#address-cells = <1>;
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+			#size-cells = <0>;
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+
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+			channel@0 {
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+				gw,mode = <0>;
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+				reg = <0x00>;
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+				label = "temp";
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+			};
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+
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+			channel@2 {
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+				gw,mode = <1>;
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+				reg = <0x02>;
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+				label = "vdd_vin";
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+			};
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+
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+			channel@5 {
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+				gw,mode = <1>;
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+				reg = <0x05>;
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+				label = "vdd_3p3";
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+			};
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+
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+			channel@8 {
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+				gw,mode = <1>;
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+				reg = <0x08>;
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+				label = "vdd_bat";
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+			};
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+
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+			channel@b {
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+				gw,mode = <1>;
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+				reg = <0x0b>;
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+				label = "vdd_5p0";
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+			};
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+
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+			channel@e {
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+				gw,mode = <1>;
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+				reg = <0xe>;
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+				label = "vdd_arm";
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+			};
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+
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+			channel@11 {
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+				gw,mode = <1>;
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+				reg = <0x11>;
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+				label = "vdd_soc";
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+			};
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+
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+			channel@14 {
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+				gw,mode = <1>;
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+				reg = <0x14>;
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+				label = "vdd_3p0";
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+			};
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+
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+			channel@17 {
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+				gw,mode = <1>;
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+				reg = <0x17>;
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+				label = "vdd_1p5";
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+			};
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+
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+			channel@1d {
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+				gw,mode = <1>;
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+				reg = <0x1d>;
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+				label = "vdd_1p8";
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+			};
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+
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+			channel@20 {
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+				gw,mode = <1>;
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+				reg = <0x20>;
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+				label = "vdd_an1";
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+			};
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+
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+			channel@23 {
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+				gw,mode = <1>;
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+				reg = <0x23>;
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+				label = "vdd_2p5";
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+			};
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+		};
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+	};
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+
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+	gsc_gpio: gpio@23 {
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 		compatible = "nxp,pca9555";
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 		reg = <0x23>;
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 		gpio-controller;
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 		#gpio-cells = <2>;
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+		interrupt-parent = <&gsc>;
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+		interrupts = <4>;
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 	};
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 	eeprom1: eeprom@50 {
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@@ -310,7 +450,7 @@
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 	tlv320aic3105: codec@18 {
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 		compatible = "ti,tlv320aic3x";
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 		reg = <0x18>;
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-		gpio-reset = <&gpio5 17 GPIO_ACTIVE_LOW>;
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+		reset-gpios = <&gpio5 17 GPIO_ACTIVE_LOW>;
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 		clocks = <&clks IMX6QDL_CLK_CKO>;
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 		ai3x-micbias-vg = <2>; /* MICBIAS_2_5V */
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 		/* Regulators */
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@@ -364,6 +504,7 @@
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 };
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 &pwm1 {
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+	#pwm-cells = <2>;
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 	pinctrl-names = "default";
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 	pinctrl-0 = <&pinctrl_pwm1>;
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 	status = "okay";