arch/arm64/boot/dts/marvell/armada-8040-db.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/marvell/armada-8040-db.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/marvell/armada-8040-db.dts
Extension
.dts
Size
6260 bytes
Lines
375
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) 2016 Marvell Technology Group Ltd.
 *
 * Device Tree file for Marvell Armada 8040 Development board platform
 */

#include <dt-bindings/gpio/gpio.h>
#include "armada-8040.dtsi"

/ {
	model = "Marvell Armada 8040 DB board";
	compatible = "marvell,armada8040-db", "marvell,armada8040",
		     "marvell,armada-ap806-quad", "marvell,armada-ap806";

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

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>;
	};

	aliases {
		ethernet0 = &cp0_eth0;
		ethernet1 = &cp0_eth2;
		ethernet2 = &cp1_eth0;
		ethernet3 = &cp1_eth1;
		i2c1 = &cp0_i2c0;
		i2c2 = &cp1_i2c0;
	};

	cp0_reg_usb3_0_vbus: cp0-usb3-0-vbus {
		compatible = "regulator-fixed";
		regulator-name = "cp0-usb3h0-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&expander0 0 GPIO_ACTIVE_HIGH>;
	};

	cp0_reg_usb3_1_vbus: cp0-usb3-1-vbus {
		compatible = "regulator-fixed";
		regulator-name = "cp0-usb3h1-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&expander0 1 GPIO_ACTIVE_HIGH>;
	};

	cp0_usb3_0_phy: cp0-usb3-0-phy {
		compatible = "usb-nop-xceiv";
		#phy-cells = <0>;
		vcc-supply = <&cp0_reg_usb3_0_vbus>;
	};

	cp1_reg_usb3_0_vbus: cp1-usb3-0-vbus {
		compatible = "regulator-fixed";
		regulator-name = "cp1-usb3h0-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&expander1 0 GPIO_ACTIVE_HIGH>;
	};

	cp1_usb3_0_phy: cp1-usb3-0-phy {
		compatible = "usb-nop-xceiv";
		#phy-cells = <0>;
		vcc-supply = <&cp1_reg_usb3_0_vbus>;

Annotation

Implementation Notes