arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts
Extension
.dts
Size
1451 bytes
Lines
57
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 2020 NXP
 */

/dts-v1/;

#include "imx8mm-evk.dtsi"

/ {
	model = "FSL i.MX8MM DDR4 EVK with CYW43455 WIFI/BT board";
	compatible = "fsl,imx8mm-ddr4-evk", "fsl,imx8mm";

	leds {
		pinctrl-0 = <&pinctrl_gpio_led_2>;

		status {
			gpios = <&gpio3 4 GPIO_ACTIVE_LOW>;
		};
	};
};

&gpmi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpmi_nand>;
	status = "okay";
};

&iomuxc {
	pinctrl_gpmi_nand: gpminandgrp {
		fsl,pins = <
			MX8MM_IOMUXC_NAND_ALE_RAWNAND_ALE		0x00000096
			MX8MM_IOMUXC_NAND_CE0_B_RAWNAND_CE0_B		0x00000096
			MX8MM_IOMUXC_NAND_CE1_B_RAWNAND_CE1_B		0x00000096
			MX8MM_IOMUXC_NAND_CLE_RAWNAND_CLE		0x00000096
			MX8MM_IOMUXC_NAND_DATA00_RAWNAND_DATA00		0x00000096
			MX8MM_IOMUXC_NAND_DATA01_RAWNAND_DATA01		0x00000096
			MX8MM_IOMUXC_NAND_DATA02_RAWNAND_DATA02		0x00000096
			MX8MM_IOMUXC_NAND_DATA03_RAWNAND_DATA03		0x00000096
			MX8MM_IOMUXC_NAND_DATA04_RAWNAND_DATA04		0x00000096
			MX8MM_IOMUXC_NAND_DATA05_RAWNAND_DATA05		0x00000096
			MX8MM_IOMUXC_NAND_DATA06_RAWNAND_DATA06		0x00000096
			MX8MM_IOMUXC_NAND_DATA07_RAWNAND_DATA07		0x00000096
			MX8MM_IOMUXC_NAND_RE_B_RAWNAND_RE_B		0x00000096
			MX8MM_IOMUXC_NAND_READY_B_RAWNAND_READY_B	0x00000056
			MX8MM_IOMUXC_NAND_WE_B_RAWNAND_WE_B		0x00000096
			MX8MM_IOMUXC_NAND_WP_B_RAWNAND_WP_B		0x00000096
		>;
	};

	pinctrl_gpio_led_2: gpioled2grp {
		fsl,pins = <
			MX8MM_IOMUXC_NAND_CE3_B_GPIO3_IO4	0x19
		>;
	};
};

Annotation

Implementation Notes