arch/arm/boot/dts/nxp/imx/imx7d-mba7.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx7d-mba7.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx7d-mba7.dts
Extension
.dts
Size
3410 bytes
Lines
137
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 X11
/*
 * Device Tree Source for TQ-Systems TQMa7D board on MBa7 carrier board.
 *
 * Copyright (C) 2016 TQ-Systems GmbH
 * Author: Markus Niebel <Markus.Niebel@tq-group.com>
 * Copyright (C) 2019 Bruno Thomsen <bruno.thomsen@gmail.com>
 */

/dts-v1/;

#include "imx7d-tqma7.dtsi"
#include "imx7-mba7.dtsi"

/ {
	model = "TQ-Systems TQMa7D board on MBa7 carrier board";
	compatible = "tq,imx7d-mba7", "tq,imx7d-tqma7", "fsl,imx7d";
};

&fec2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_enet2>;
	phy-mode = "rgmii-id";
	phy-handle = <&ethphy2_0>;
	fsl,magic-packet;
	status = "okay";

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

		ethphy2_0: ethernet-phy@0 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <0>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_enet2_phy>;
			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_50_NS>;
			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_50_NS>;
			ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
			ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
			reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
			reset-assert-us = <1000>;
			reset-deassert-us = <500>;
			interrupt-parent = <&gpio2>;
			interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
		};
	};
};

&gpio2 {
	pcie-dis-hog {
		gpio-hog;
		gpios = <29 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "pcie-dis";
	};

	pcie-rst-hog {
		gpio-hog;
		gpios = <12 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "pcie-rst";
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hog_mba7_1>, <&pinctrl_hog_pcie>;

	pinctrl_enet2: enet2grp {

Annotation

Implementation Notes