arch/arm/boot/dts/marvell/armada-xp-mv78460.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/marvell/armada-xp-mv78460.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/marvell/armada-xp-mv78460.dtsi
Extension
.dtsi
Size
13223 bytes
Lines
454
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 Include file for Marvell Armada XP family SoC
 *
 * Copyright (C) 2012 Marvell
 *
 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
 *
 * Contains definitions specific to the Armada XP MV78460 SoC that are not
 * common to all Armada XP SoCs.
 */

#include "armada-xp.dtsi"

/ {
	model = "Marvell Armada XP MV78460 SoC";
	compatible = "marvell,armadaxp-mv78460", "marvell,armadaxp", "marvell,armada-370-xp";

	aliases {
		gpio0 = &gpio0;
		gpio1 = &gpio1;
		gpio2 = &gpio2;
	};


	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		enable-method = "marvell,armada-xp-smp";

		cpu@0 {
			device_type = "cpu";
			compatible = "marvell,sheeva-v7";
			reg = <0>;
			clocks = <&cpuclk 0>;
			clock-latency = <1000000>;
		};

		cpu@1 {
			device_type = "cpu";
			compatible = "marvell,sheeva-v7";
			reg = <1>;
			clocks = <&cpuclk 1>;
			clock-latency = <1000000>;
		};

		cpu@2 {
			device_type = "cpu";
			compatible = "marvell,sheeva-v7";
			reg = <2>;
			clocks = <&cpuclk 2>;
			clock-latency = <1000000>;
		};

		cpu@3 {
			device_type = "cpu";
			compatible = "marvell,sheeva-v7";
			reg = <3>;
			clocks = <&cpuclk 3>;
			clock-latency = <1000000>;
		};
	};

	soc {
		/*
		 * MV78460 has 4 PCIe units Gen2.0: Two units can be
		 * configured as x4 or quad x1 lanes. Two units are
		 * x4/x1.
		 */
		pciec: pcie@82000000 {

Annotation

Implementation Notes