u-boot/arch/arm/dts/imx8mq-mnt-reform2.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)

/*
 * Copyright 2019-2021 MNT Research GmbH
 * Copyright 2021 Lucas Stach <dev@lynxeye.de>
 */

/dts-v1/;

#include "imx8mq-nitrogen-som.dtsi"

/ {
	model = "MNT Reform 2";
	compatible = "mntre,reform2", "boundary,imx8mq-nitrogen8m-som", "fsl,imx8mq";

	pcie1_refclk: clock-pcie1-refclk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <100000000>;
	};

	reg_main_5v: regulator-main-5v {
		compatible = "regulator-fixed";
		regulator-name = "5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	reg_main_3v3: regulator-main-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	reg_main_usb: regulator-main-usb {
		compatible = "regulator-fixed";
		regulator-name = "USB_PWR";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&reg_main_5v>;
	};

	sound {
		compatible = "fsl,imx-audio-wm8960";
		audio-cpu = <&sai2>;
		audio-codec = <&wm8960>;
		audio-routing =
			"Headphone Jack", "HP_L",
			"Headphone Jack", "HP_R",
			"Ext Spk", "SPK_LP",
			"Ext Spk", "SPK_LN",
			"Ext Spk", "SPK_RP",
			"Ext Spk", "SPK_RN",
			"LINPUT1", "Mic Jack",
			"Mic Jack", "MICB",
			"LINPUT2", "Line In Jack",
			"RINPUT2", "Line In Jack";
		model = "wm8960-audio";
	};
};

&fec1 {
	status = "okay";
};

&i2c3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c3>;
	status = "okay";

	wm8960: codec@1a {
		compatible = "wlf,wm8960";
		reg = <0x1a>;
		clocks = <&clk IMX8MQ_CLK_SAI2_ROOT>;
		clock-names = "mclk";
		#sound-dai-cells = <0>;
	};

	rtc@68 {
		compatible = "nxp,pcf8523";
		reg = <0x68>;
	};
};

&pcie1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pcie1>;
	reset-gpio = <&gpio3 23 GPIO_ACTIVE_LOW>;
	clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>,
		 <&clk IMX8MQ_CLK_PCIE2_AUX>,
		 <&clk IMX8MQ_CLK_PCIE2_PHY>,
		 <&pcie1_refclk>;
	clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
	status = "okay";
};

&reg_1p8v {
	vin-supply = <&reg_main_5v>;
};

&reg_snvs {
	vin-supply = <&reg_main_5v>;
};

&reg_arm_dram {
	vin-supply = <&reg_main_5v>;
};

&reg_dram_1p1v {
	vin-supply = <&reg_main_5v>;
};

&reg_soc_gpu_vpu {
	vin-supply = <&reg_main_5v>;
};

&sai2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sai2>;
	assigned-clocks = <&clk IMX8MQ_CLK_SAI2>;
	assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
	assigned-clock-rates = <25000000>;
	fsl,sai-mclk-direction-output;
	fsl,sai-asynchronous;
	status = "okay";
};

&snvs_rtc {
	status = "disabled";
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	status = "okay";
};

&usb3_phy0 {
	vbus-supply = <&reg_main_usb>;
	status = "okay";
};

&usb3_phy1 {
	vbus-supply = <&reg_main_usb>;
	status = "okay";
};

&usb_dwc3_0 {
	dr_mode = "host";
	status = "okay";
};

&usb_dwc3_1 {
	dr_mode = "host";
	status = "okay";
};

&usdhc2 {
	assigned-clocks = <&clk IMX8MQ_CLK_USDHC2>;
	assigned-clock-rates = <200000000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc2>;
	vqmmc-supply = <&reg_main_3v3>;
	vmmc-supply = <&reg_main_3v3>;
	bus-width = <4>;
	status = "okay";
};

&iomuxc {
	pinctrl_i2c3: i2c3grp {
		fsl,pins = <
			MX8MQ_IOMUXC_I2C3_SCL_I2C3_SCL			0x4000007f
			MX8MQ_IOMUXC_I2C3_SDA_I2C3_SDA			0x4000007f
		>;
	};

	pinctrl_pcie1: pcie1grp {
		fsl,pins = <
			MX8MQ_IOMUXC_SAI5_RXD2_GPIO3_IO23		0x16
		>;
	};

	pinctrl_sai2: sai2grp {
		fsl,pins = <
			MX8MQ_IOMUXC_SAI2_RXD0_SAI2_RX_DATA0		0xd6
			MX8MQ_IOMUXC_SAI2_RXFS_SAI2_RX_SYNC		0xd6
			MX8MQ_IOMUXC_SAI2_TXC_SAI2_TX_BCLK		0xd6
			MX8MQ_IOMUXC_SAI2_TXFS_SAI2_TX_SYNC		0xd6
			MX8MQ_IOMUXC_SAI2_RXC_SAI2_RX_BCLK		0xd6
			MX8MQ_IOMUXC_SAI2_MCLK_SAI2_MCLK		0xd6
			MX8MQ_IOMUXC_SAI2_TXD0_SAI2_TX_DATA0		0xd6
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX		0x45
			MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX		0x45
		>;
	};

	pinctrl_usdhc2: usdhc2grp {
		fsl,pins = <
			MX8MQ_IOMUXC_SD2_CD_B_USDHC2_CD_B		0x0
			MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK			0x83
			MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD			0xc3
			MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0		0xc3
			MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1		0xc3
			MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2		0xc3
			MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3		0xc3
		>;
	};
};