JustOS/linux-6.13/arch/arm64/boot/dts/freescale/imx8mp-kontron-smarc-eval-carrier.dts

// SPDX-License-Identifier: GPL-2.0+ OR MIT
/*
 * Copyright (C) 2024 Kontron Electronics GmbH
 */

/dts-v1/;

#include <dt-bindings/phy/phy-imx8-pcie.h>
#include "imx8mp-kontron-smarc.dtsi"

/ {
	model = "Kontron SMARC Eval Carrier with i.MX8MP";
	compatible = "kontron,imx8mp-smarc-eval-carrier", "kontron,imx8mp-smarc",
		     "kontron,imx8mp-osm-s", "fsl,imx8mp";

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 50000 0>;
		brightness-levels = <0 100>;
		num-interpolated-steps = <100>;
		default-brightness-level = <100>;
		enable-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>;
	};

	extcon_usbc: usbc {
		compatible = "linux,extcon-usb-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usb1_id>;
		id-gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
	};

	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 = "imx8mp-wm8904";
		simple-audio-card,routing =
			"Headphone Jack", "HPOUTL",
			"Headphone Jack", "HPOUTR",
			"IN2L", "Line In Jack",
			"IN2R", "Line In Jack",
			"Headphone Jack", "MICBIAS",
			"IN1L", "Headphone Jack";
		simple-audio-card,widgets =
			"Microphone", "Headphone Jack",
			"Headphone", "Headphone Jack",
			"Line", "Line In Jack";

		codec_dai: simple-audio-card,codec {
			clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>;
			sound-dai = <&wm8904>;
		};

		simple-audio-card,cpu {
			sound-dai = <&sai3>;
		};
	};

	regulator_can0: can0-regulator {
		compatible = "regulator-fixed";
		regulator-name = "can0_en";
		gpio = <&expander_pm_out 6 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	regulator_can1: can1-regulator {
		compatible = "regulator-fixed";
		regulator-name = "can1_en";
		gpio = <&expander_pm_out 7 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};
};

&ecspi1 {
	status = "okay";
};

&ecspi2 {
	status = "okay";
};

&eqos {
	status = "okay";
};

&fec {
	status = "okay";
};

&flexcan1 {
	xceiver-supply = <&regulator_can0>;
	status = "okay";
};

&flexcan2 {
	xceiver-supply = <&regulator_can1>;
	status = "okay";
};

&hdmi_pvi {
	status = "okay";
};

&hdmi_tx {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hdmi>;
	ddc-i2c-bus = <&i2c3>;
	status = "okay";
};

&hdmi_tx_phy {
	status = "okay";
};

&i2c1 {
	status = "okay";

	expander_pm_out: io-expander@22 {
		compatible = "nxp,pca9554";
		reg = <0x22>;
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names = "EN_5V0_S0", "EN_3V3_S0", "EN_1V8_S0",
				  "EN_1V5_S0", "EN_12V0_PCIE", "EN_3V3_S5",
				  "CAN0_EN", "CAN1_EN";
	};

	expander_pm_in: io-expander@24 {
		compatible = "nxp,pca9554";
		reg = <0x24>;
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names = "PG_5V0_3V3_S0", "PG_5V0_3V3_S5", "PG_1V8_S0",
				  "PG_1V5_S0", "PG_BKLT_5V", "PG_BKLT_12V";
	};
};

&i2c2 {
	status = "okay";

	wm8904: audio-codec@1a {
		compatible = "wlf,wm8904";
		reg = <0x1a>;
		#sound-dai-cells = <0>;
		clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>;
		clock-names = "mclk";
		AVDD-supply = <&reg_vdd_1v8>;
		CPVDD-supply = <&reg_vdd_1v8>;
		DBVDD-supply = <&reg_vdd_1v8>;
		DCVDD-supply = <&reg_vdd_1v8>;
		MICVDD-supply = <&reg_vdd_3v3>;
	};

	expander_audio: io-expander@20 {
		compatible = "nxp,pca9554";
		reg = <0x20>;
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names = "I2C_SEL_CODEC_LOOPBACK", "FPAH_PRESENCE",
				  "CODEC_OPTION_SW_I2S_HDA", "LINE_IN_JD",
				  "LINE_OUT_JD", "HEADPHONES_JD", "MIC_JD";
	};
};

&i2c3 {
	status = "okay";
};

&i2c4 {
	status = "okay";
};

&lcdif3 {
	status = "okay";
};

&pcie_phy {
	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_OUTPUT>;
	fsl,clkreq-unsupported;
	clocks = <&hsio_blk_ctrl>;
	clock-names = "ref";
	status = "okay";
};

&pcie {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pcie>;
	reset-gpio = <&gpio3 2 GPIO_ACTIVE_LOW>;
	status = "okay";
};

&pwm1 {
	status = "okay";
};

&sai3 {
	assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
	assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
	assigned-clock-rates = <24576000>;
	fsl,sai-mclk-direction-output;
	status = "okay";
};

&uart1 {
	uart-has-rtscts;
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart4 {
	uart-has-rtscts;
	status = "okay";
};

&usb_dwc3_0 {
	adp-disable;
	hnp-disable;
	srp-disable;
	dr_mode = "otg";
	extcon = <&extcon_usbc>;
	usb-role-switch;
	status = "okay";
};

&usb_dwc3_1 {
	status = "okay";
};

&usb3_0 {
	status = "okay";
};

&usb3_1 {
	status = "okay";
};

&usb3_phy0 {
	vbus-supply = <&reg_usb1_vbus>;
	status = "okay";
};

&usb3_phy1 {
	status = "okay";
};

&usdhc2 {
	vmmc-supply = <&reg_vdd_3v3>;
	status = "okay";
};