arch/arm/boot/dts/intel/ixp/intel-ixp43x-gateworks-gw2358.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/intel/ixp/intel-ixp43x-gateworks-gw2358.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/intel/ixp/intel-ixp43x-gateworks-gw2358.dts
Extension
.dts
Size
6040 bytes
Lines
200
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: ISC
/*
 * Device Tree file for Gateworks IXP43x-based Cambria GW2358
 */

/dts-v1/;

#include "intel-ixp43x.dtsi"

/ {
	model = "Gateworks Cambria GW2358";
	compatible = "gateworks,gw2358", "intel,ixp43x";
	#address-cells = <1>;
	#size-cells = <1>;

	memory@0 {
		/* 128 MB SDRAM */
		device_type = "memory";
		reg = <0x00000000 0x8000000>;
	};

	chosen {
		bootargs = "console=ttyS0,115200n8 root=/dev/mtdblock2 rw rootfstype=squashfs,jffs2 rootwait";
		stdout-path = "uart0:115200n8";
	};

	aliases {
		serial0 = &uart0;
	};

	leds {
		compatible = "gpio-leds";
		led-user {
			label = "gw2358:green:LED";
			gpios = <&pld1 0 GPIO_ACTIVE_LOW>;
			default-state = "on";
			linux,default-trigger = "heartbeat";
		};
	};


	i2c {
		compatible = "i2c-gpio";
		sda-gpios = <&gpio0 7 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
		scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
		#address-cells = <1>;
		#size-cells = <0>;

		hwmon@28 {
			compatible = "adi,ad7418";
			reg = <0x28>;
		};
		rtc: ds1672@68 {
			compatible = "dallas,ds1672";
			reg = <0x68>;
		};
		eeprom@51 {
			compatible = "atmel,24c08";
			reg = <0x51>;
			pagesize = <16>;
			size = <1024>;
			read-only;
		};
		pld0: pld@56 {
			compatible = "gateworks,pld-gpio";
			reg = <0x56>;
			gpio-controller;
			#gpio-cells = <2>;
		};
		/* This PLD just handles the LED and user button */

Annotation

Implementation Notes