arch/arm64/boot/dts/freescale/imx91-phyboard-segin.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx91-phyboard-segin.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx91-phyboard-segin.dts
Extension
.dts
Size
8510 bytes
Lines
364
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 (C) 2025 PHYTEC Messtechnik GmbH
 * Author: Christoph Stoidner <c.stoidner@phytec.de>
 *
 * Product homepage:
 * phyBOARD-Segin carrier board is reused for the i.MX91 design.
 * https://www.phytec.eu/en/produkte/single-board-computer/phyboard-segin-imx6ul/
 */
/dts-v1/;

#include "imx91-phycore-som.dtsi"

/{
	model = "PHYTEC phyBOARD-Segin-i.MX91";
	compatible = "phytec,imx91-phyboard-segin", "phytec,imx91-phycore-som",
		     "fsl,imx91";

	aliases {
		ethernet1 = &eqos;
		gpio0 = &gpio1;
		gpio1 = &gpio2;
		gpio2 = &gpio3;
		gpio3 = &gpio4;
		i2c0 = &lpi2c1;
		i2c1 = &lpi2c2;
		mmc0 = &usdhc1;
		mmc1 = &usdhc2;
		rtc0 = &i2c_rtc;
		rtc1 = &bbnsm_rtc;
		serial0 = &lpuart1;
	};

	chosen {
		stdout-path = &lpuart1;
	};

	flexcan1_tc: can-phy0 {
		/* TI SN65HVD234D CAN-CC 1MBit/s */
		compatible = "ti,tcan1043";
		#phy-cells = <0>;
		max-bitrate = <1000000>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_flexcan1_tc>;
		enable-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
	};

	reg_sound_1v8: regulator-sound-1v8 {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "VCC1V8_AUDIO";
	};

	reg_sound_3v3: regulator-sound-3v3 {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "VCC3V3_ANALOG";
	};

	reg_usb_otg1_vbus: regulator-usb-otg1-vbus {
		compatible = "regulator-fixed";
		regulator-name = "USB_OTG1_VBUS";
		regulator-max-microvolt = <5000000>;
		regulator-min-microvolt = <5000000>;
		regulator-always-on;
	};

	reg_usb_otg2_vbus: regulator-usb-otg2-vbus {

Annotation

Implementation Notes