修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/arm/boot/dts/exynos5250-smdk5250.dts
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@@ -1,18 +1,19 @@
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 // SPDX-License-Identifier: GPL-2.0
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 /*
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- * SAMSUNG SMDK5250 board device tree source
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+ * Samsung SMDK5250 board device tree source
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  *
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  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
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  *		http://www.samsung.com
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  */
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 /dts-v1/;
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+#include <dt-bindings/clock/maxim,max77686.h>
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 #include <dt-bindings/gpio/gpio.h>
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 #include <dt-bindings/interrupt-controller/irq.h>
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 #include "exynos5250.dtsi"
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 / {
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-	model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
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+	model = "Samsung SMDK5250 board based on Exynos5250";
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 	compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5";
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 	aliases {
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@@ -24,7 +25,8 @@
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 	};
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 	chosen {
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-		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
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+		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
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+		stdout-path = "serial2:115200n8";
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 	};
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 	vdd: fixed-regulator-vdd {
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@@ -116,6 +118,9 @@
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 	status = "okay";
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 	ddc = <&i2c_2>;
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 	hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
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+	vdd-supply = <&ldo8_reg>;
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+	vdd_osc-supply = <&ldo10_reg>;
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+	vdd_pll-supply = <&ldo8_reg>;
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 };
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 &i2c_0 {
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@@ -124,17 +129,18 @@
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 	samsung,i2c-max-bus-freq = <20000>;
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 	eeprom@50 {
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-		compatible = "samsung,s524ad0xd1";
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+		compatible = "samsung,s524ad0xd1", "atmel,24c128";
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 		reg = <0x50>;
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 	};
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-	max77686@9 {
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+	max77686: pmic@9 {
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 		compatible = "maxim,max77686";
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 		reg = <0x09>;
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 		interrupt-parent = <&gpx3>;
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 		interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
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 		pinctrl-names = "default";
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 		pinctrl-0 = <&max77686_irq>;
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+		#clock-cells = <1>;
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 		wakeup-source;
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 		voltage-regulators {
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@@ -283,7 +289,7 @@
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 	samsung,i2c-max-bus-freq = <20000>;
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 	eeprom@51 {
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-		compatible = "samsung,s524ad0xd1";
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+		compatible = "samsung,s524ad0xd1", "atmel,24c128";
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 		reg = <0x51>;
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 	};
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@@ -323,12 +329,6 @@
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 	status = "okay";
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 	samsung,i2c-sda-delay = <100>;
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 	samsung,i2c-max-bus-freq = <40000>;
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-	samsung,i2c-slave-addr = <0x38>;
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-
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-	sata_phy_i2c: sata-phy@38 {
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-		compatible = "samsung,exynos-sataphy-i2c";
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-		reg = <0x38>;
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-	};
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 };
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 &i2s0 {
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@@ -367,6 +367,8 @@
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 &rtc {
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 	status = "okay";
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+	clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
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+	clock-names = "rtc", "rtc_src";
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 };
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 &sata {
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@@ -378,6 +380,10 @@
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 	samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>;
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 };
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+&sata_phy_i2c {
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+	status = "okay";
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+};
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+
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 &spi_1 {
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 	status = "okay";
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 	cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>;