arch/arm/boot/dts/marvell/mmp2-brownstone.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/marvell/mmp2-brownstone.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/marvell/mmp2-brownstone.dts
Extension
.dts
Size
4333 bytes
Lines
193
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-only
/*
 *  Copyright (C) 2012 Marvell Technology Group Ltd.
 *  Author: Haojian Zhuang <haojian.zhuang@marvell.com>
 */

/dts-v1/;
#include "mmp2.dtsi"

/ {
	model = "Marvell MMP2 Brownstone Development Board";
	compatible = "mrvl,mmp2-brownstone", "mrvl,mmp2";

	chosen {
		bootargs = "console=ttyS2,38400 root=/dev/nfs nfsroot=192.168.1.100:/nfsroot/ ip=192.168.1.101:192.168.1.100::255.255.255.0::eth0:on";
	};

	memory {
		device_type = "memory";
		reg = <0x00000000 0x08000000>;
	};
};

&uart3 {
	status = "okay";
};

&twsi1 {
	status = "okay";
	pmic: max8925@3c {
		compatible = "maxim,max8925";
		reg = <0x3c>;
		interrupts = <1>;
		interrupt-parent = <&intcmux4>;
		interrupt-controller;
		#interrupt-cells = <1>;
		maxim,tsc-irq = <0>;

		regulators {
			SDV1 {
				regulator-min-microvolt = <637500>;
				regulator-max-microvolt = <1425000>;
				regulator-boot-on;
				regulator-always-on;
			};
			SDV2 {
				regulator-min-microvolt = <650000>;
				regulator-max-microvolt = <2225000>;
				regulator-boot-on;
				regulator-always-on;
			};
			SDV3 {
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <3900000>;
				regulator-boot-on;
				regulator-always-on;
			};
			LDO1 {
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <3900000>;
				regulator-boot-on;
				regulator-always-on;
			};
			LDO2 {
				regulator-min-microvolt = <650000>;
				regulator-max-microvolt = <2250000>;
				regulator-boot-on;
				regulator-always-on;
			};
			LDO3 {

Annotation

Implementation Notes