arch/arm64/boot/dts/freescale/imx8mp-kontron-smarc.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mp-kontron-smarc.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mp-kontron-smarc.dtsi
Extension
.dtsi
Size
7161 bytes
Lines
281
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+ OR MIT
/*
 * Copyright (C) 2024 Kontron Electronics GmbH
 */

#include <dt-bindings/gpio/gpio.h>
#include "imx8mp-kontron-osm-s.dtsi"

/ {
	model = "Kontron SMARC i.MX8MP";
	compatible = "kontron,imx8mp-smarc", "kontron,imx8mp-osm-s", "fsl,imx8mp";

	leds {
		compatible = "gpio-leds";

		led1 {
			label = "led1";
			gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};
};

&ecspi1 {
	status = "okay";

	tpm@0 {
		compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
		reg = <0>;
		spi-max-frequency = <18500000>;
	};
};

&eqos {	/* Second ethernet (OSM-S ETH_B) */
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_eqos_rgmii>;
	phy-mode = "rgmii-id";
	phy-handle = <&ethphy1>;

	mdio {
		compatible = "snps,dwmac-mdio";
		#address-cells = <1>;
		#size-cells = <0>;

		ethphy1: ethernet-phy@1 {
			compatible = "ethernet-phy-id4f51.e91b";
			reg = <1>;
			pinctrl-0 = <&pinctrl_ethphy1>;
			pinctrl-names = "default";
			reset-assert-us = <10000>;
			reset-gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
		};
	};
};

&fec { /* First ethernet (OSM-S ETH_A) */
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet_rgmii>;
	phy-connection-type = "rgmii-id";
	phy-handle = <&ethphy0>;

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

		ethphy0: ethernet-phy@1 {
			compatible = "ethernet-phy-id4f51.e91b";
			reg = <1>;
			pinctrl-0 = <&pinctrl_ethphy0>;
			pinctrl-names = "default";

Annotation

Implementation Notes