arch/arm/boot/dts/nxp/imx/imx7d-zii-rmu2.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx7d-zii-rmu2.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx7d-zii-rmu2.dts
Extension
.dts
Size
7502 bytes
Lines
358
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 MIT)
/*
 * Device tree file for ZII's RMU2 board
 *
 * RMU - Remote Modem Unit
 *
 * Copyright (C) 2019 Zodiac Inflight Innovations
 */

/dts-v1/;
#include <dt-bindings/thermal/thermal.h>
#include "imx7d.dtsi"

/ {
	model = "ZII RMU2 Board";
	compatible = "zii,imx7d-rmu2", "fsl,imx7d";

	chosen {
		stdout-path = &uart2;
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&pinctrl_leds_debug>;
		pinctrl-names = "default";

		led-debug {
			label = "zii:green:debug1";
			gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};
};

&cpu0 {
	cpu-supply = <&sw1a_reg>;
};

&ecspi1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi1>;
	cs-gpios = <&gpio4 19 GPIO_ACTIVE_LOW>;
	status = "okay";

	flash@0 {
		compatible = "jedec,spi-nor";
		spi-max-frequency = <20000000>;
		reg = <0>;
		#address-cells = <1>;
		#size-cells = <1>;
	};
};

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet1>;
	assigned-clocks = <&clks IMX7D_ENET1_TIME_ROOT_SRC>,
			  <&clks IMX7D_ENET1_TIME_ROOT_CLK>;
	assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
	assigned-clock-rates = <0>, <100000000>;
	phy-mode = "rgmii-id";
	phy-handle = <&fec1_phy>;
	status = "okay";

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		fec1_phy: ethernet-phy@0 {
			pinctrl-names = "default";

Annotation

Implementation Notes