u-boot/arch/arm/dts/imx8mp-toradex-smarc-dev.dts

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/* Copyright (C) 2025 Toradex */

/dts-v1/;

#include "imx8mp-toradex-smarc.dtsi"

/ {
	model = "Toradex SMARC iMX8M Plus on Toradex SMARC Development Board";
	compatible = "toradex,smarc-imx8mp-dev",
		     "toradex,smarc-imx8mp",
		     "fsl,imx8mp";

	hdmi-connector {
		compatible = "hdmi-connector";
		label = "J64";
		type = "a";

		port {
			native_hdmi_connector_in: endpoint {
				remote-endpoint = <&hdmi_tx_out>;
			};
		};
	};

	reg_carrier_1p8v: regulator-carrier-1p8v {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "On-carrier 1V8";
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,bitclock-master = <&codec_dai>;
		simple-audio-card,format = "i2s";
		simple-audio-card,frame-master = <&codec_dai>;
		simple-audio-card,mclk-fs = <256>;
		simple-audio-card,name = "tdx-smarc-wm8904";
		simple-audio-card,routing =
			"Headphone Jack", "HPOUTL",
			"Headphone Jack", "HPOUTR",
			"IN2L", "Line In Jack",
			"IN2R", "Line In Jack",
			"Microphone Jack", "MICBIAS",
			"IN1L", "Microphone Jack";
		simple-audio-card,widgets =
			"Microphone", "Microphone Jack",
			"Headphone", "Headphone Jack",
			"Line", "Line In Jack";

		codec_dai: simple-audio-card,codec {
			clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;
			sound-dai = <&wm8904_1a>;
		};

		simple-audio-card,cpu {
			sound-dai = <&sai1>;
		};
	};
};

&aud2htx {
	status = "okay";
};

/* SMARC SPI0 */
&ecspi1 {
	status = "okay";
};

/* SMARC GBE0 */
&eqos {
	status = "okay";
};

/* SMARC GBE1 */
&fec {
	status = "okay";
};

/* SMARC CAN1 */
&flexcan1 {
	status = "okay";
};

/* SMARC CAN0 */
&flexcan2 {
	status = "okay";
};

&gpio1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio7>,
		    <&pinctrl_gpio8>,
		    <&pinctrl_gpio9>,
		    <&pinctrl_gpio10>,
		    <&pinctrl_gpio11>,
		    <&pinctrl_gpio12>,
		    <&pinctrl_gpio13>;
};

&gpio3 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_lvds_dsi_sel>;
};

&gpio4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio4>, <&pinctrl_gpio6>;
};

&hdmi_pvi {
	status = "okay";
};

/* SMARC HDMI */
&hdmi_tx {
	status = "okay";

	ports {
		port@1 {
			hdmi_tx_out: endpoint {
				remote-endpoint = <&native_hdmi_connector_in>;
			};
		};
	};
};

&hdmi_tx_phy {
	status = "okay";
};

/* SMARC I2C_LCD */
&i2c2 {
	status = "okay";

	i2c-mux@70 {
		compatible = "nxp,pca9543";
		reg = <0x70>;
		#address-cells = <1>;
		#size-cells = <0>;

		/* I2C on DSI Connector Pins 4/6 */
		i2c_dsi_0: i2c@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;
		};

		/* I2C on DSI Connector Pins 52/54 */
		i2c_dsi_1: i2c@1 {
			reg = <1>;
			#address-cells = <1>;
			#size-cells = <0>;
		};
	};
};

/* SMARC I2C_CAM0 */
&i2c3 {
	status = "okay";
};

/* SMARC I2C_GP */
&i2c4 {
	/* Audio Codec */
	wm8904_1a: audio-codec@1a {
		compatible = "wlf,wm8904";
		reg = <0x1a>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_sai1>, <&pinctrl_sai1_mclk>;
		#sound-dai-cells = <0>;
		clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;
		clock-names = "mclk";
		AVDD-supply = <&reg_carrier_1p8v>;
		CPVDD-supply = <&reg_carrier_1p8v>;
		DBVDD-supply = <&reg_carrier_1p8v>;
		DCVDD-supply = <&reg_carrier_1p8v>;
		MICVDD-supply = <&reg_carrier_1p8v>;
	};

	/* On-Carrier Temperature Sensor */
	temperature-sensor@4f {
		compatible = "ti,tmp1075";
		reg = <0x4f>;
	};

	/* On-Carrier EEPROM */
	eeprom@57 {
		compatible = "st,24c02", "atmel,24c02";
		reg = <0x57>;
		pagesize = <16>;
	};
};

/* SMARC I2C_CAM1 */
&i2c5 {
	status = "okay";
};

/* SMARC I2C_PM */
&i2c6 {
	clock-frequency = <100000>;
	status = "okay";

	/* Fan controller */
	fan@18 {
		compatible = "ti,amc6821";
		reg = <0x18>;
	};

	/* Current measurement into module VDD */
	hwmon@40 {
		compatible = "ti,ina226";
		reg = <0x40>;
		shunt-resistor = <5000>;
	};
};

&lcdif3 {
	status = "okay";
};

/* SMARC PCIE_A, M2 Key B */
&pcie {
	status = "okay";
};

&pcie_phy {
	status = "okay";
};

/* SMARC LCD1_BKLT_PWM */
&pwm1 {
	status = "okay";
};

/* SMARC LCD0_BKLT_PWM */
&pwm2 {
	status = "okay";
};

/* SMARC I2S0 */
&sai1 {
	assigned-clocks = <&clk IMX8MP_CLK_SAI1>;
	assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
	assigned-clock-rates = <24576000>;
	fsl,sai-mclk-direction-output;
	status = "okay";
};

/* SMARC HDMI Audio */
&sound_hdmi {
	status = "okay";
};

/* SMARC SER0, RS485. Optional M.2 KEY E */
&uart1 {
	linux,rs485-enabled-at-boot-time;
	rs485-rts-active-low;
	rs485-rx-during-tx;
	status = "okay";
};

/* SMARC SER2 */
&uart2 {
	status = "okay";
};

/* SMARC SER1, used as the Linux Console */
&uart4 {
	status = "okay";
};

/* SMARC USB0 */
&usb3_0 {
	status = "okay";
};

/* SMARC USB1..4 */
&usb3_1 {
	status = "okay";
};

&usb3_phy0 {
	status = "okay";
};

&usb3_phy1 {
	status = "okay";
};

/* SMARC SDIO */
&usdhc2 {
	status = "okay";
};