arch/arm64/boot/dts/freescale/imx8mp-debix-som-a-bmb-08.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mp-debix-som-a-bmb-08.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mp-debix-som-a-bmb-08.dts
Extension
.dts
Size
13203 bytes
Lines
575
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 2019 NXP
 * Copyright (C) 2023 Pengutronix, Marco Felsch <kernel@pengutronix.de>
 */

/dts-v1/;

#include "imx8mp-debix-som-a.dtsi"

/ {
	model = "Polyhex i.MX8MPlus Debix SOM A on BMB-08";
	compatible = "polyhex,imx8mp-debix-som-a-bmb-08", "polyhex,imx8mp-debix-som-a",
		     "fsl,imx8mp";

	aliases {
		ethernet0 = &eqos;
		ethernet1 = &fec;
	};

	chosen {
		stdout-path = &uart2;
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		label = "hdmi";
		type = "a";

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&hdmi_tx_out>;
			};
		};
	};

	reg_baseboard_vdd3v3: regulator-baseboard-vdd3v3 {
		compatible = "regulator-fixed";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-name = "BB_VDD3V3";
		/* Required timings for ethernet phy's */
		startup-delay-us = <50000>;
		off-on-delay-us = <110000>;
		gpio = <&expander0 10 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_baseboard_vdd5v0: regulator-baseboard-vdd5v0 {
		compatible = "regulator-fixed";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-name = "BB_VDD5V";
		gpio = <&expander0 9 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	regulator-som-vdd1v8 {
		compatible = "regulator-fixed";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-name = "SOM_VDD1V8_SW";
		gpio = <&expander0 12 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		regulator-always-on;
	};

	regulator-som-vdd3v3 {
		compatible = "regulator-fixed";
		regulator-min-microvolt = <3300000>;

Annotation

Implementation Notes