arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-v1.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-v1.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mn-vhip4-evalboard-v1.dts
Extension
.dts
Size
5340 bytes
Lines
259
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 2020-2024 Fedor Ross <fedor.ross@ifm.com>
 */

/dts-v1/;

#include "imx8mn-vhip4-evalboard-common.dtsi"

/ {
	model = "ifm i.MX8MNano VHIP4 Evaluation Board v1";
	compatible = "ifm,imx8mn-vhip4-evalboard-v1", "ifm,imx8mn-vhip4-evalboard",
		     "ifm,imx8mn-vhip4", "fsl,imx8mn";
};

&ifm_led {
	pinctrl-1 = <&pinctrl_gpio_led_v1>;

	led-2 {
		function = LED_FUNCTION_STATUS;
		function-enumerator = <3>;
		color = <LED_COLOR_ID_YELLOW>;
		gpios = <&gpio2 17 GPIO_ACTIVE_HIGH>;
		default-state = "keep";
	};

	led-3 {
		function = LED_FUNCTION_STATUS;
		function-enumerator = <4>;
		color = <LED_COLOR_ID_GREEN>;
		gpios = <&gpio2 19 GPIO_ACTIVE_HIGH>;
		default-state = "keep";
	};
};

&ecspi1 {
	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>, <&gpio5 21 GPIO_ACTIVE_LOW>;
	status = "okay";

	eeprom@0 {
		compatible = "anvo,anv32c81w", "atmel,at25";
		reg = <0>;
		spi-max-frequency = <20000000>;
		spi-cpha;
		spi-cpol;
		pagesize = <1>;
		size = <32768>;
		address-width = <16>;
	};
};

&ecspi3 {
	cs-gpios = <&gpio5 25 GPIO_ACTIVE_LOW>, <&gpio5 4 GPIO_ACTIVE_LOW>;
	status = "okay";

	can0: can@0 {
		compatible = "microchip,mcp25625";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_mcp25625>;
		reg = <0>;
		clocks = <&can_clk20m>;
		interrupt-parent = <&gpio4>;
		interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
		gpio-controller;
		#gpio-cells = <2>;
	};

	can1: can@1 {
		compatible = "microchip,mcp2518fd";
		pinctrl-names = "default";

Annotation

Implementation Notes