u-boot/arch/arm/dts/imx7ulp-evk.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright 2016 Freescale Semiconductor, Inc.
 * Copyright 2017-2018 NXP
 *   Dong Aisheng <aisheng.dong@nxp.com>
 */

/dts-v1/;

#include "imx7ulp.dtsi"

/ {
	model = "NXP i.MX7ULP EVK";
	compatible = "fsl,imx7ulp-evk", "fsl,imx7ulp";

	chosen {
		stdout-path = &lpuart4;
	};

	memory@60000000 {
		device_type = "memory";
		reg = <0x60000000 0x40000000>;
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&tpm4 1 50000 0>;
		brightness-levels = <0 20 25 30 35 40 100>;
		default-brightness-level = <6>;
		status = "okay";
	};

	reg_usb_otg1_vbus: regulator-usb-otg1-vbus {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usbotg1_vbus>;
		regulator-name = "usb_otg1_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio_ptc 0 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_vsd_3v3: regulator-vsd-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VSD_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usdhc0_rst>;
		gpio = <&gpio_ptd 0 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};
};

&lpuart4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_lpuart4>;
	status = "okay";
};

&tpm4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm0>;
	status = "okay";
};

&usbotg1 {
	vbus-supply = <&reg_usb_otg1_vbus>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usbotg1_id>;
	srp-disable;
	hnp-disable;
	adp-disable;
	disable-over-current;
	status = "okay";
};

&usdhc0 {
	assigned-clocks = <&pcc2 IMX7ULP_CLK_USDHC0>;
	assigned-clock-parents = <&scg1 IMX7ULP_CLK_APLL_PFD1>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc0>;
	cd-gpios = <&gpio_ptc 10 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&reg_vsd_3v3>;
	status = "okay";
};

&iomuxc1 {
	pinctrl_lpuart4: lpuart4grp {
		fsl,pins = <
			IMX7ULP_PAD_PTC3__LPUART4_RX	0x3
			IMX7ULP_PAD_PTC2__LPUART4_TX	0x3
		>;
		bias-pull-up;
	};

	pinctrl_pwm0: pwm0grp {
		fsl,pins = <
			IMX7ULP_PAD_PTF2__TPM4_CH1	0x2
		>;
	};

	pinctrl_usbotg1_vbus: otg1vbusgrp {
		fsl,pins = <
			IMX7ULP_PAD_PTC0__PTC0		0x20000
		>;
	};

	pinctrl_usbotg1_id: otg1idgrp {
		fsl,pins = <
			IMX7ULP_PAD_PTC13__USB0_ID	0x10003
		>;
	};

	pinctrl_usdhc0: usdhc0grp {
		fsl,pins = <
			IMX7ULP_PAD_PTD1__SDHC0_CMD	0x43
			IMX7ULP_PAD_PTD2__SDHC0_CLK	0x40
			IMX7ULP_PAD_PTD7__SDHC0_D3	0x43
			IMX7ULP_PAD_PTD8__SDHC0_D2	0x43
			IMX7ULP_PAD_PTD9__SDHC0_D1	0x43
			IMX7ULP_PAD_PTD10__SDHC0_D0	0x43
			IMX7ULP_PAD_PTC10__PTC10	0x3	/* CD */
		>;
	};

	pinctrl_usdhc0_rst: usdhc0-gpio-rst-grp {
		fsl,pins = <
			IMX7ULP_PAD_PTD0__PTD0		0x3
		>;
	};
};