arch/arm64/boot/dts/allwinner/sun50i-h618-yuzukihd-chameleon.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/allwinner/sun50i-h618-yuzukihd-chameleon.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/allwinner/sun50i-h618-yuzukihd-chameleon.dts
Extension
.dts
Size
4501 bytes
Lines
223
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) 2024 Arm Ltd.
 */

/dts-v1/;

#include "sun50i-h616.dtsi"
#include "sun50i-h616-cpu-opp.dtsi"

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

/ {
	model = "Yuzuki Chameleon";
	compatible = "yuzukihd,chameleon", "allwinner,sun50i-h618";

	aliases {
		ethernet1 = &sdio_wifi;
		serial0 = &uart0;
	};

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

	reg_vcc5v: vcc5v {
		/* board wide 5V supply directly from the USB-C socket */
		compatible = "regulator-fixed";
		regulator-name = "vcc-5v";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
	};

	wifi_pwrseq: pwrseq {
		compatible = "mmc-pwrseq-simple";
		clocks = <&rtc CLK_OSC32K_FANOUT>;
		clock-names = "ext_clock";
		pinctrl-0 = <&x32clk_fanout_pin>;
		pinctrl-names = "default";
		reset-gpios = <&pio 6 11 GPIO_ACTIVE_LOW>; /* PG11 */
	};
};

&codec {
	allwinner,audio-routing = "Line Out", "LINEOUT";
	status = "okay";
};

&cpu0 {
	cpu-supply = <&reg_dcdc2>;
};

&ehci0 {
	status = "okay";
};

&ehci1 {
	status = "okay";
};

&ehci2 {
	status = "okay";
};

&ehci3 {
	status = "okay";
};

Annotation

Implementation Notes