arch/arm64/boot/dts/freescale/imx8dxl-sr-som.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8dxl-sr-som.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8dxl-sr-som.dtsi
Extension
.dtsi
Size
10986 bytes
Lines
459
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 2022-2026 Josua Mayer <josua@solid-run.com>
 */

#include "imx8dxl.dtsi"
/ {
	compatible = "solidrun,imx8dxl-sr-som", "fsl,imx8dxl";
	model = "SolidRun i.MX8DXL SoM";

	aliases {
		i2c2 = &i2c2;
		i2c3 = &i2c3;
		mmc0 = &usdhc1;
		mmc1 = &usdhc2;
		serial0 = &lpuart0;
		serial2 = &lpuart2;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	imx8dxl-cm4 {
		compatible = "fsl,imx8qxp-cm4";
		clocks = <&clk_dummy>;
		mboxes = <&lsio_mu5 0 1 &lsio_mu5 1 1 &lsio_mu5 3 1>;
		mbox-names = "tx", "rx", "rxdb";
		memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
				<&vdev1vring0>, <&vdev1vring1>, <&rsc_table>;
		power-domains = <&pd IMX_SC_R_M4_0_PID0>, <&pd IMX_SC_R_M4_0_MU_1A>;
		fsl,entry-address = <0x34fe0000>;
		fsl,resource-id = <IMX_SC_R_M4_0_PID0>;
	};

	pps {
		compatible = "pps-gpio";
		gpios = <&lsio_gpio2 6 GPIO_ACTIVE_HIGH>;
		pinctrl-0 = <&gnss_pps_pins>;
		pinctrl-names = "default";
	};

	v_1_2: regulator-1-2 {
		compatible = "regulator-fixed";
		regulator-name = "1v2";
		pinctrl-0 = <&regulator_1_2_pins>;
		pinctrl-names = "default";
		regulator-max-microvolt = <1200000>;
		regulator-min-microvolt = <1200000>;
		gpio = <&lsio_gpio1 13 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	v_1_6: regulator-1-6 {
		compatible = "regulator-fixed";
		regulator-name = "1v6";
		pinctrl-0 = <&regulator_1_6_pins>;
		pinctrl-names = "default";
		regulator-max-microvolt = <1600000>;
		regulator-min-microvolt = <1600000>;
		vin-supply = <&v_1_8>;
		gpio = <&lsio_gpio1 14 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	v_1_8: regulator-1-8 {
		compatible = "regulator-fixed";
		regulator-name = "1v8";
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;

Annotation

Implementation Notes