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

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/marvell/armada-388-gp.dts
Extension
.dts
Size
8847 bytes
Lines
407
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 385 development board
 * (RD-88F6820-GP)
 *
 * Copyright (C) 2014 Marvell
 *
 * Gregory CLEMENT <gregory.clement@free-electrons.com>
 */

/dts-v1/;
#include "armada-388.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Marvell Armada 388 DB-88F6820-GP";
	compatible = "marvell,a388-gp", "marvell,armada388", "marvell,armada380";

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

	memory {
		device_type = "memory";
		reg = <0x00000000 0x80000000>; /* 2 GB */
	};

	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 {
				pinctrl-names = "default";
				pinctrl-0 = <&i2c0_pins>;
				status = "okay";
				clock-frequency = <100000>;

				expander0: pca9555@20 {
					compatible = "nxp,pca9555";
					pinctrl-names = "default";
					pinctrl-0 = <&pca0_pins>;
					interrupt-parent = <&gpio0>;
					interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
					gpio-controller;
					#gpio-cells = <2>;
					interrupt-controller;
					#interrupt-cells = <2>;
					reg = <0x20>;
				};

				expander1: pca9555@21 {
					compatible = "nxp,pca9555";
					pinctrl-names = "default";
					interrupt-parent = <&gpio0>;
					interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
					gpio-controller;
					#gpio-cells = <2>;
					interrupt-controller;
					#interrupt-cells = <2>;
					reg = <0x21>;
				};

				eeprom@57 {
					compatible = "atmel,24c64";
					reg = <0x57>;
				};

Annotation

Implementation Notes