arch/arm/boot/dts/broadcom/bcm4709-linksys-ea9200.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/broadcom/bcm4709-linksys-ea9200.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/broadcom/bcm4709-linksys-ea9200.dts
Extension
.dts
Size
3169 bytes
Lines
188
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-later OR MIT
/*
 * Copyright (C) 2017 Rafał Miłecki <rafal@milecki.pl>
 */

/dts-v1/;

#include <dt-bindings/leds/common.h>

#include "bcm4709.dtsi"
#include "bcm5301x-nand-cs0-bch8.dtsi"

/ {
	compatible = "linksys,ea9200", "brcm,bcm4709", "brcm,bcm4708";
	model = "Linksys EA9200";

	chosen {
		bootargs = "console=ttyS0,115200";
	};

	memory@0 {
		device_type = "memory";
		reg = <0x00000000 0x08000000>,
		      <0x88000000 0x08000000>;
	};

	nvram@1c080000 {
		compatible = "brcm,nvram";
		reg = <0x1c080000 0x180000>;

		et2macaddr: et2macaddr {
			#nvmem-cell-cells = <1>;
		};
	};

	gpio-keys {
		compatible = "gpio-keys";

		button-wps {
			label = "WPS";
			linux,code = <KEY_WPS_BUTTON>;
			gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
		};

		button-rfkill {
			label = "WiFi";
			linux,code = <KEY_RFKILL>;
			gpios = <&chipcommon 4 GPIO_ACTIVE_LOW>;
		};

		button-restart {
			label = "Reset";
			linux,code = <KEY_RESTART>;
			gpios = <&chipcommon 17 GPIO_ACTIVE_LOW>;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-0 {
			color = <LED_COLOR_ID_AMBER>;
			function = LED_FUNCTION_WLAN;
			gpios = <&chipcommon 0 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "rfkill-none";
		};

		led-1 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_USB;

Annotation

Implementation Notes