arch/arm/boot/dts/nxp/mxs/imx28-sps1.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/mxs/imx28-sps1.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/mxs/imx28-sps1.dts
Extension
.dts
Size
2514 bytes
Lines
146
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
/*
 * Copyright (C) 2012 Marek Vasut <marex@denx.de>
 */

/dts-v1/;
#include "imx28.dtsi"

/ {
	model = "SchulerControl GmbH, SC SPS 1";
	compatible = "schulercontrol,imx28-sps1", "fsl,imx28";

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x08000000>;
	};

	reg_usb0_vbus: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "usb0_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio3 9 0>;
	};

	leds {
		compatible = "gpio-leds";
		status = "okay";

		led-1 {
			label = "sps1-1:yellow:user";
			gpios = <&gpio0 6 0>;
			linux,default-trigger = "heartbeat";
		};

		led-2 {
			label = "sps1-2:red:user";
			gpios = <&gpio0 3 0>;
			linux,default-trigger = "heartbeat";
		};

		led-3 {
			label = "sps1-3:red:user";
			gpios = <&gpio0 0 0>;
			linux,default-trigger = "heartbeat";
		};

	};
};

&auart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&auart0_pins_a>;
	status = "okay";
};

&duart {
	pinctrl-names = "default";
	pinctrl-0 = <&duart_pins_a>;
	status = "okay";
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins_a>;
	status = "okay";

	rtc: rtc@51 {
		compatible = "nxp,pcf8563";
		reg = <0x51>;

Annotation

Implementation Notes