enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts
..
..
@@ -8,12 +8,17 @@
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 	compatible = "raspberrypi,model-a-plus", "brcm,bcm2835";
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 	model = "Raspberry Pi Model A+";
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+	memory@0 {
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+		device_type = "memory";
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+		reg = <0 0x10000000>;
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+	};
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+
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 	leds {
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-		act {
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+		led-act {
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 			gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
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 		};
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-		pwr {
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+		led-pwr {
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 			label = "PWR";
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 			gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
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 			default-state = "keep";
..
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@@ -31,8 +36,8 @@
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 	 * "FOO" = GPIO line named "FOO" on the schematic
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 	 * "FOO_N" = GPIO line named "FOO" on schematic, active low
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 	 */
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-	gpio-line-names = "SDA0",
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-			  "SCL0",
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+	gpio-line-names = "ID_SDA",
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+			  "ID_SCL",
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 			  "SDA1",
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 			  "SCL1",
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 			  "GPIO_GCLK",
..
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@@ -99,6 +104,8 @@
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 &hdmi {
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 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
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+	power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
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+	status = "okay";
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 };
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 &pwm {
..
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@@ -107,6 +114,13 @@
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 	status = "okay";
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 };
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+&sdhost {
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+	pinctrl-names = "default";
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+	pinctrl-0 = <&sdhost_gpio48>;
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+	bus-width = <4>;
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+	status = "okay";
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+};
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+
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 &uart0 {
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 	pinctrl-names = "default";
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 	pinctrl-0 = <&uart0_gpio14>;