arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-picoitx.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-picoitx.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-picoitx.dts
Extension
.dts
Size
2539 bytes
Lines
102
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 BSD-3-Clause
/*
 * Copyright (C) 2023 DH electronics GmbH
 *
 * DHCOM iMX6ULL variant:
 * DHCM-iMX6ULL-C080-R051-F0409-SPI-E2-CAN2-SD-RTC-ADC-I-01D2
 * DHCOR PCB number: 578-200 or newer
 * DHCOM PCB number: 579-200 or newer
 * PicoITX PCB number: 487-600 or newer
 */
/dts-v1/;

#include "imx6ull-dhcom-som.dtsi"
#include "imx6ull-dhcom-som-cfg-sdcard.dtsi"

/ {
	model = "DH electronics i.MX6ULL DHCOM on PicoITX";
	compatible = "dh,imx6ull-dhcom-picoitx", "dh,imx6ull-dhcom-som",
		     "dh,imx6ull-dhcor-som", "fsl,imx6ull";

	led {
		compatible = "gpio-leds";

		led-0 {
			color = <LED_COLOR_ID_YELLOW>;
			default-state = "off";
			function = LED_FUNCTION_INDICATOR;
			gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>; /* GPIO I */
		};
	};
};

&fec1 {
	phy-handle = <&mdio1_phy0>;

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

		mdio1_phy0: ethernet-phy@0 {
			compatible = "ethernet-phy-id0007.c0f0", /* SMSC LAN8710Ai */
				     "ethernet-phy-ieee802.3-c22";
			reg = <0>;
			clock-names = "rmii-ref";
			clocks = <&clks IMX6UL_CLK_ENET_REF>;
			interrupt-parent = <&gpio5>;
			interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
			pinctrl-0 = <&pinctrl_fec1_phy &pinctrl_snvs_fec1_phy>;
			pinctrl-names = "default";
			reset-assert-us = <500>;
			reset-deassert-us = <500>;
			reset-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
			smsc,disable-energy-detect; /* Make plugin detection reliable */
		};
	};
};

&fec2 {
	status = "disabled";
};

&gpio4 {
	gpio-line-names =
		"", "", "", "",
		"", "", "", "",
		"", "", "", "",
		"", "", "", "",
		"", "PicoITX-HW2", "PicoITX-HW1", "DHCOM-M",
		"PicoITX-HW0", "DHCOM-U", "DHCOM-T", "DHCOM-S",
		"DHCOM-R", "DHCOM-Q", "DHCOM-P", "DHCOM-O",

Annotation

Implementation Notes