arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mm-beacon-baseboard.dtsi
Extension
.dtsi
Size
11567 bytes
Lines
504
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 Compass Electronics Group, LLC
 */

#include <dt-bindings/phy/phy-imx8-pcie.h>

/ {

	dmic_codec: dmic-codec {
		compatible = "dmic-codec";
		num-channels = <1>;
		#sound-dai-cells = <0>;
	};

	leds {
		compatible = "gpio-leds";

		led0 {
			label = "gen_led0";
			gpios = <&pca6416_1 4 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led1 {
			label = "gen_led1";
			gpios = <&pca6416_1 5 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led2 {
			label = "gen_led2";
			gpios = <&pca6416_1 6 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		led3 {
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_led3>;
			label = "heartbeat";
			gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	pcie0_refclk: pcie0-refclk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <100000000>;
	};

	pcie0_refclk_gated:  pcie0-refclk-gated {
		compatible = "gpio-gate-clock";
		clocks = <&pcie0_refclk>;
		#clock-cells = <0>;
		enable-gpios = <&pca6416_1 2 GPIO_ACTIVE_LOW>;
	};

	reg_1v5: regulator-1v5 {
		compatible = "regulator-fixed";
		regulator-name = "1V5";
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
	};

	reg_1v8: regulator-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;

Annotation

Implementation Notes