arch/arm64/boot/dts/amlogic/amlogic-c3-c302x-aw409.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/amlogic-c3-c302x-aw409.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/amlogic-c3-c302x-aw409.dts
Extension
.dts
Size
5290 bytes
Lines
261
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) 2021 Amlogic, Inc. All rights reserved.
 */

/dts-v1/;

#include "amlogic-c3.dtsi"

/ {
	model = "Amlogic C302 aw409 Development Board";
	compatible = "amlogic,aw409", "amlogic,c3";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	aliases {
		serial0 = &uart_b;
		spi0 = &spifc;
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x10000000>;
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/* 9 MiB reserved for ARM Trusted Firmware */
		secmon_reserved: secmon@7f00000 {
			compatible = "shared-dma-pool";
			reg = <0x0 0x07f00000 0x0 0x900000>;
			no-map;
		};
	};

	main_12v: regulator-main-12v {
		compatible = "regulator-fixed";
		regulator-name = "12V";
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
		regulator-boot-on;
		regulator-always-on;
	};

	vcc_5v: regulator-vcc-5v {
		compatible = "regulator-fixed";
		regulator-name = "VCC5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&main_12v>;
		regulator-boot-on;
		regulator-always-on;
	};

	vddq: regulator-vddq {
		compatible = "regulator-fixed";
		regulator-name = "VDDQ";
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1200000>;
		vin-supply = <&main_12v>;
		regulator-boot-on;
		regulator-always-on;
	};

	vddao_3v3: regulator-vddao-3v3 {
		compatible = "regulator-fixed";

Annotation

Implementation Notes