arch/arm/boot/dts/marvell/armada-388-db.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/marvell/armada-388-db.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/marvell/armada-388-db.dts
Extension
.dts
Size
4198 bytes
Lines
246
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

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Device Tree file for Marvell Armada 388 evaluation board
 * (DB-88F6820)
 *
 *  Copyright (C) 2014 Marvell
 *
 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
 */

/dts-v1/;
#include "armada-388.dtsi"

/ {
	model = "Marvell Armada 385 Development Board";
	compatible = "marvell,a385-db", "marvell,armada388",
		"marvell,armada385", "marvell,armada380";

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

	memory {
		device_type = "memory";
		reg = <0x00000000 0x10000000>; /* 256 MB */
	};

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
			  MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000
			  MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000
			  MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000
			  MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>;

		internal-regs {
			i2c@11000 {
				status = "okay";
				clock-frequency = <100000>;
				audio_codec: audio-codec@4a {
					#sound-dai-cells = <0>;
					compatible = "cirrus,cs42l51";
					reg = <0x4a>;
				};
			};

			i2c@11100 {
				status = "okay";
				clock-frequency = <100000>;
			};

			serial@12000 {
				status = "okay";
			};

			ethernet@30000 {
				status = "okay";
				phy = <&phy1>;
				phy-mode = "rgmii-id";
				buffer-manager = <&bm>;
				bm,pool-long = <2>;
				bm,pool-short = <3>;
			};

			usb@58000 {
				status = "okay";
			};

			ethernet@70000 {
				status = "okay";
				phy = <&phy0>;

Annotation

Implementation Notes