修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/arm/boot/dts/exynos4210-smdkv310.dts
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@@ -26,8 +26,8 @@
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 	};
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 	chosen {
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-		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
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-		stdout-path = &serial_1;
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+		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
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+		stdout-path = "serial1:115200n8";
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 	};
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 	fixed-rate-clocks {
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@@ -39,6 +39,26 @@
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 		xusbxti {
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 			compatible = "samsung,clock-xusbxti";
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 			clock-frequency = <24000000>;
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+		};
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+
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+		pmic_ap_clk: pmic-ap-clk {
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+			/* Workaround for missing clock on PMIC */
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+			compatible = "fixed-clock";
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+			#clock-cells = <0>;
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+			clock-frequency = <32768>;
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+		};
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+	};
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+};
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+
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+&cpu_thermal {
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+	cooling-maps {
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+		map0 {
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+			/* Corresponds to 800MHz */
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+			cooling-device = <&cpu0 2 2>;
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+		};
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+		map1 {
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+			/* Corresponds to 200MHz */
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+			cooling-device = <&cpu0 4 4>;
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 		};
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 	};
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 };
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@@ -148,6 +168,11 @@
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 	};
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 };
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+&rtc {
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+	clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
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+	clock-names = "rtc", "rtc_src";
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+};
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+
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 &sdhci_2 {
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 	bus-width = <4>;
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 	pinctrl-names = "default";