arch/arm64/boot/dts/amlogic/amlogic-a4-a113l2-ba400.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/amlogic-a4-a113l2-ba400.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/amlogic-a4-a113l2-ba400.dts
Extension
.dts
Size
726 bytes
Lines
43
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 Amlogic, Inc. All rights reserved.
 */

/dts-v1/;

#include "amlogic-a4.dtsi"

/ {
	model = "Amlogic A113L2 ba400 Development Board";
	compatible = "amlogic,ba400", "amlogic,a4";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	aliases {
		serial0 = &uart_b;
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x40000000>;
	};

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

		/* 10 MiB reserved for ARM Trusted Firmware */
		secmon_reserved: secmon@5000000 {
			compatible = "shared-dma-pool";
			reg = <0x0 0x05000000 0x0 0xa00000>;
			no-map;
		};
	};
};

&uart_b {
	status = "okay";
};

Annotation

Implementation Notes