修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/arm/boot/dts/imx6qdl-gw560x.dtsi
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@@ -47,6 +47,7 @@
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 #include <dt-bindings/gpio/gpio.h>
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 #include <dt-bindings/input/input.h>
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+#include <dt-bindings/interrupt-controller/irq.h>
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 / {
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 	/* these are used by bootloader for disabling nodes */
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@@ -88,6 +89,53 @@
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 		default-on;
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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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@@ -114,6 +162,7 @@
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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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@@ -204,7 +253,7 @@
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 };
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 &ecspi3 {
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-	cs-gpios = <&gpio4 24 GPIO_ACTIVE_HIGH>;
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+	cs-gpios = <&gpio4 24 GPIO_ACTIVE_LOW>;
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 	pinctrl-names = "default";
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 	pinctrl-0 = <&pinctrl_ecspi3>;
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 	status = "okay";
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@@ -242,6 +291,115 @@
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 	pinctrl-0 = <&pinctrl_i2c1>;
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 	status = "okay";
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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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+			channel@26 {
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+				gw,mode = <1>;
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+				reg = <0x26>;
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+				label = "vdd_gps";
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+			};
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+
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+			channel@29 {
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+				gw,mode = <1>;
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+				reg = <0x29>;
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+				label = "vdd_an2";
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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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+
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 	eeprom1: eeprom@50 {
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 		compatible = "atmel,24c02";
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 		reg = <0x50>;
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@@ -266,13 +424,6 @@
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 		pagesize = <16>;
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 	};
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-	pca9555: 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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-	};
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-
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 	ds1672: rtc@68 {
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 		compatible = "dallas,ds1672";
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 		reg = <0x68>;
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@@ -292,6 +443,15 @@
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 		clocks = <&clks IMX6QDL_CLK_CKO>;
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 		VDDA-supply = <&reg_1p8v>;
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 		VDDIO-supply = <&reg_3p3v>;
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+	};
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+
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+	magn@1c {
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+		compatible = "st,lsm9ds1-magn";
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+		reg = <0x1c>;
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+		pinctrl-names = "default";
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+		pinctrl-0 = <&pinctrl_mag>;
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+		interrupt-parent = <&gpio5>;
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+		interrupts = <9 IRQ_TYPE_EDGE_RISING>;
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 	};
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456
 
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 	tca8418: keypad@34 {
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@@ -388,6 +548,16 @@
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 			};
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 		};
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 	};
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+
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+	imu@6a {
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+		compatible = "st,lsm9ds1-imu";
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+		reg = <0x6a>;
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+		st,drdy-int-pin = <1>;
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+		pinctrl-names = "default";
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+		pinctrl-0 = <&pinctrl_imu>;
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+		interrupt-parent = <&gpio5>;
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+		interrupts = <6 IRQ_TYPE_LEVEL_HIGH>;
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+	};
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 };
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 &i2c3 {
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@@ -451,6 +621,7 @@
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 };
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 &pwm4 {
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+	#pwm-cells = <2>;
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 	pinctrl-names = "default";
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 	pinctrl-0 = <&pinctrl_pwm4>;
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 	status = "okay";
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@@ -463,7 +634,6 @@
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 &uart1 {
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 	pinctrl-names = "default";
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 	pinctrl-0 = <&pinctrl_uart1>;
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-	uart-has-rtscts;
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 	rts-gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
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 	status = "okay";
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 };
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@@ -588,6 +758,7 @@
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 		fsl,pins = <
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 			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1
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 			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1
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+			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0xb0b1
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 		>;
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 	};
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764
 
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@@ -608,6 +779,12 @@
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 		>;
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 	};
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+	pinctrl_imu: imugrp {
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+		fsl,pins = <
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+			MX6QDL_PAD_DISP0_DAT12__GPIO5_IO06	0x1b0b0
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+		>;
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+	};
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+
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 	pinctrl_keypad: keypadgrp {
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 		fsl,pins = <
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 			MX6QDL_PAD_DISP0_DAT17__GPIO5_IO11	0x0001b0b0 /* KEYPAD_IRQ# */
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@@ -615,6 +792,12 @@
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 		>;
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 	};
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+	pinctrl_mag: maggrp {
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+		fsl,pins = <
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+			MX6QDL_PAD_DISP0_DAT15__GPIO5_IO09	0x1b0b0
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+		>;
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+	};
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+
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 	pinctrl_pcie: pciegrp {
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 		fsl,pins = <
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 			MX6QDL_PAD_DISP0_DAT10__GPIO4_IO31	0x1b0b0    /* PCI_RST# */