arch/arm/boot/dts/broadcom/bcm28155-ap.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/broadcom/bcm28155-ap.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/broadcom/bcm28155-ap.dts
Extension
.dts
Size
1838 bytes
Lines
109
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) 2013 Broadcom Corporation

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>

#include "bcm11351.dtsi"

/ {
	model = "BCM28155 AP board";
	compatible = "brcm,bcm28155-ap", "brcm,bcm11351";

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x40000000>; /* 1 GB */
	};
};

&bsc1 {
	clock-frequency = <400000>;
	status = "okay";
};

&bsc2 {
	clock-frequency = <400000>;
	status = "okay";
};

&bsc3 {
	clock-frequency = <400000>;
	status = "okay";
};

&pmu_bsc {
	clock-frequency = <100000>;
	status = "okay";

	pmu: pmu@8 {
		compatible = "brcm,bcm59056";
		interrupts = <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>;
		reg = <0x08>;

		regulators {
			camldo1_reg: camldo1 {
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
			};

			sdldo_reg: sdldo {
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
			};

			sdxldo_reg: sdxldo {
				regulator-min-microvolt = <2700000>;
				regulator-max-microvolt = <3300000>;
			};

			usbldo_reg: usbldo {
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
			};

			iosr1_reg: iosr1 {
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;

Annotation

Implementation Notes