arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
Extension
.dts
Size
7082 bytes
Lines
378
Domain
Architecture Layer
Bucket
arch/arm64
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

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
// Copyright (C) 2017 Jagan Teki <jteki@openedev.com>

/dts-v1/;

#include "sun50i-a64.dtsi"
#include "sun50i-a64-cpu-opp.dtsi"

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

/ {
	model = "Olimex A64-Olinuxino";
	compatible = "olimex,a64-olinuxino", "allwinner,sun50i-a64";

	aliases {
		ethernet0 = &emac;
		serial0 = &uart0;
	};

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

	hdmi-connector {
		compatible = "hdmi-connector";
		type = "a";

		port {
			hdmi_con_in: endpoint {
				remote-endpoint = <&hdmi_out_con>;
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		led-0 {
			label = "a64-olinuxino:red:user";
			gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
		};
	};

	reg_usb1_vbus: usb1-vbus {
		compatible = "regulator-fixed";
		regulator-name = "usb1-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-boot-on;
		enable-active-high;
		gpio = <&pio 6 9 GPIO_ACTIVE_HIGH>; /* PG9 */
		status = "okay";
	};

	wifi_pwrseq: pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
	};
};

&codec {
	status = "okay";
};

&codec_analog {
	cpvdd-supply = <&reg_eldo1>;
	status = "okay";
};

&cpu0 {

Annotation

Implementation Notes