arch/arm/boot/dts/nxp/imx/imx6qp-prtwd3.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6qp-prtwd3.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6qp-prtwd3.dts
Extension
.dts
Size
12037 bytes
Lines
558
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) 2018 Protonic Holland
 * Copyright (c) 2020 Oleksij Rempel <kernel@pengutronix.de>, Pengutronix
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "imx6qp.dtsi"

/ {
	model = "Protonic WD3 board";
	compatible = "prt,prtwd3", "fsl,imx6qp";

	chosen {
		stdout-path = &uart4;
	};

	memory@10000000 {
		device_type = "memory";
		reg = <0x10000000 0x20000000>;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>;
	};

	clock_ksz8081: clock-ksz8081 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <50000000>;
	};

	clock_ksz9031: clock-ksz9031 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};

	clock_mcp251xfd: clock-mcp251xfd {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <20000000>;
	};

	clock_sja1105: clock-sja1105 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};

	mdio {
		compatible = "virtual,mdio-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_mdio>;

		#address-cells = <1>;
		#size-cells = <0>;
		gpios = <&gpio5 6 GPIO_ACTIVE_HIGH
			 &gpio5 7 GPIO_ACTIVE_HIGH>;

		/* Microchip KSZ8081 */
		usbeth_phy: ethernet-phy@3 {
			reg = <0x3>;

			interrupts-extended = <&gpio5 12 IRQ_TYPE_LEVEL_LOW>;
			reset-gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
			reset-assert-us = <500>;
			reset-deassert-us = <1000>;

Annotation

Implementation Notes