arch/arm64/boot/dts/freescale/imx8qm-mek.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8qm-mek.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8qm-mek.dts
Extension
.dts
Size
32962 bytes
Lines
1357
Domain
Architecture Layer
Bucket
arch/arm64
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+
/*
 * Copyright 2018-2019 NXP
 *	Dong Aisheng <aisheng.dong@nxp.com>
 */

/dts-v1/;

#include <dt-bindings/usb/pd.h>
#include "imx8qm.dtsi"

/ {
	model = "Freescale i.MX8QM MEK";
	compatible = "fsl,imx8qm-mek", "fsl,imx8qm";

	chosen {
		stdout-path = &lpuart0;
	};

	cpus {
		/delete-node/ cpu-map;
		/delete-node/ cpu@100;
		/delete-node/ cpu@101;
	};

	thermal-zones {
		/delete-node/ cpu1-thermal;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x00000000 0x80000000 0 0x40000000>;
	};

	xtal24m: clock-xtal24m {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <24000000>;
		clock-output-names = "xtal_24MHz";
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		vdev0vring0: memory@90000000 {
			reg = <0 0x90000000 0 0x8000>;
			no-map;
		};

		vdev0vring1: memory@90008000 {
			reg = <0 0x90008000 0 0x8000>;
			no-map;
		};

		vdev1vring0: memory@90010000 {
			reg = <0 0x90010000 0 0x8000>;
			no-map;
		};

		vdev1vring1: memory@90018000 {
			reg = <0 0x90018000 0 0x8000>;
			no-map;
		};

		rsc_table0: memory@900ff000 {
			reg = <0 0x900ff000 0 0x1000>;
			no-map;
		};

Annotation

Implementation Notes