enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/arm/boot/dts/exynos4210-origen.dts
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@@ -30,8 +30,8 @@
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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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-		stdout-path = &serial_2;
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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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 	mmc_reg: voltage-regulator {
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@@ -100,6 +100,13 @@
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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 max8997 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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 	display-timings {
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@@ -122,6 +129,19 @@
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 	cpu0-supply = <&buck1_reg>;
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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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+
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 &exynos_usbphy {
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 	status = "okay";
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 };
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@@ -129,6 +149,11 @@
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 &fimd {
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 	pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>;
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 	pinctrl-names = "default";
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+	status = "okay";
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+};
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+
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+&gpu {
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+	mali-supply = <&buck3_reg>;
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 	status = "okay";
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 };
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@@ -246,12 +271,7 @@
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 			};
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 			buck1_reg: BUCK1 {
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-				/*
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-				* HACK: The real name is VDD_ARM_1.2V,
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-				* but exynos-cpufreq does not support
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-				* DT-based regulator lookup yet.
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-				*/
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-				regulator-name = "vdd_arm";
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+				regulator-name = "VDD_ARM_1.2V";
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 				regulator-min-microvolt = <950000>;
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 				regulator-max-microvolt	= <1350000>;
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 				regulator-always-on;
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@@ -284,6 +304,11 @@
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 				regulator-min-microvolt = <3300000>;
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 				regulator-max-microvolt = <3300000>;
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 				regulator-boot-on;
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+				regulator-always-on;
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+			};
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+
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+			EN32KHZ_AP {
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+				regulator-name = "EN32KHZ_AP";
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 				regulator-always-on;
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 			};
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 		};
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@@ -331,6 +356,8 @@
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 &rtc {
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 	status = "okay";
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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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 &tmu {