arch/arm/boot/dts/allwinner/sun7i-a20-m3.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun7i-a20-m3.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun7i-a20-m3.dts
Extension
.dts
Size
3604 bytes
Lines
157
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

/dts-v1/;
#include "sun7i-a20.dtsi"
#include "sunxi-common-regulators.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	model = "Mele M3";
	compatible = "mele,m3", "allwinner,sun7i-a20";

	aliases {
		serial0 = &uart0;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	leds {
		compatible = "gpio-leds";

		led {
			label = "m3:blue:usr";
			gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>;
		};
	};
};

&ehci0 {
	status = "okay";
};

&ehci1 {
	status = "okay";
};

&gmac {
	pinctrl-names = "default";
	pinctrl-0 = <&gmac_mii_pins>;
	phy-handle = <&phy1>;
	phy-mode = "mii";
	status = "okay";
};

&i2c0 {
	status = "okay";

	axp209: pmic@34 {
		compatible = "x-powers,axp209";
		reg = <0x34>;
		interrupt-parent = <&nmi_intc>;
		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;

		interrupt-controller;
		#interrupt-cells = <1>;
	};
};

&ir0 {
	pinctrl-names = "default";
	pinctrl-0 = <&ir0_rx_pin>;
	status = "okay";
};

&gmac_mdio {
	phy1: ethernet-phy@1 {
		reg = <1>;
	};
};

Annotation

Implementation Notes