arch/arm64/boot/dts/freescale/imx95-var-dart.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx95-var-dart.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx95-var-dart.dtsi
Extension
.dtsi
Size
11515 bytes
Lines
426
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)
/*
 * Common dtsi for Variscite DART-MX95
 *
 * Link: https://variscite.com/system-on-module-som/i-mx-9/i-mx-95/dart-mx95/
 *
 * Copyright (C) 2026 Variscite Ltd. - https://www.variscite.com/
 *
 */

/dts-v1/;

#include <dt-bindings/leds/common.h>
#include <dt-bindings/usb/pd.h>
#include "imx95.dtsi"

/ {
	model = "Variscite DART-MX95 Module";
	compatible = "variscite,var-dart-mx95", "fsl,imx95";

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0 0x80000000>;
	};

	reg_1p8v: regulator-1p8v {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "+V1.8_SW";
	};

	reg_3p3v: regulator-3p3v {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "+V3.3_SW";
	};

	reg_vref_1v8: regulator-adc-vref {
		compatible = "regulator-fixed";
		regulator-name = "vref_1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	reg_audio: regulator-audio-vdd {
		compatible = "regulator-fixed";
		regulator-name = "wm8904_supply";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	reserved-memory {
		ranges;
		#address-cells = <2>;
		#size-cells = <2>;

		linux_cma: linux,cma {
			compatible = "shared-dma-pool";
			alloc-ranges = <0 0x80000000 0 0x7F000000>;
			reusable;
			size = <0 0x3c000000>;
			linux,cma-default;
		};
	};

	sound-wm8904 {
		compatible = "simple-audio-card";
		simple-audio-card,bitclock-master = <&codec_dai>;

Annotation

Implementation Notes