arch/arm/boot/dts/allwinner/sun9i-a80-cubieboard4.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun9i-a80-cubieboard4.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun9i-a80-cubieboard4.dts
Extension
.dts
Size
11448 bytes
Lines
509
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 "sun9i-a80.dtsi"

#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Cubietech Cubieboard4";
	compatible = "cubietech,a80-cubieboard4", "allwinner,sun9i-a80";

	aliases {
		serial0 = &uart0;
	};

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

	leds {
		compatible = "gpio-leds";

		led-0 {
			label = "cubieboard4:green:usr";
			gpios = <&pio 7 17 GPIO_ACTIVE_HIGH>; /* PH17 */
		};

		led-1 {
			label = "cubieboard4:red:usr";
			gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
		};
	};

	vga-connector {
		compatible = "vga-connector";
		label = "vga";
		ddc-i2c-bus = <&i2c3>;

		port {
			vga_con_in: endpoint {
				remote-endpoint = <&vga_dac_out>;
			};
		};
	};

	vga-dac {
		compatible = "corpro,gm7123", "adi,adv7123";
		vdd-supply = <&reg_dcdc1>;

		ports {
			#address-cells = <1>;
			#size-cells = <0>;

			port@0 {
				reg = <0>;

				vga_dac_in: endpoint {
					remote-endpoint = <&tcon0_out_vga>;
				};
			};

			port@1 {
				reg = <1>;

				vga_dac_out: endpoint {
					remote-endpoint = <&vga_con_in>;
				};
			};
		};
	};

	wifi_pwrseq: wifi-pwrseq {

Annotation

Implementation Notes