linux-zen-server/arch/arm/boot/dts/imx6q-apalis-eval.dts

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright 2014-2022 Toradex
 * Copyright 2012 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "imx6q.dtsi"
#include "imx6qdl-apalis.dtsi"

/ {
	model = "Toradex Apalis iMX6Q/D Module on Apalis Evaluation Board";
	compatible = "toradex,apalis_imx6q-eval", "toradex,apalis_imx6q",
		     "fsl,imx6q";

	aliases {
		i2c0 = &i2c1;
		i2c1 = &i2c3;
		i2c2 = &i2c2;
		rtc0 = &rtc_i2c;
		rtc1 = &snvs_rtc;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	reg_pcie_switch: regulator-pcie-switch {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>;
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "pcie_switch";
		startup-delay-us = <100000>;
		status = "okay";
	};

	reg_3v3_sw: regulator-3v3-sw {
		compatible = "regulator-fixed";
		regulator-always-on;
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "3.3V_SW";
	};
};

&can1 {
	xceiver-supply = <&reg_3v3_sw>;
	status = "okay";
};

&can2 {
	xceiver-supply = <&reg_3v3_sw>;
	status = "okay";
};

/* I2C1_SDA/SCL on MXM3 209/211 (e.g. RTC on carrier board) */
&i2c1 {
	status = "okay";

	pcie-switch@58 {
		compatible = "plx,pex8605";
		reg = <0x58>;
	};

	/* M41T0M6 real time clock on carrier board */
	rtc_i2c: rtc@68 {
		compatible = "st,m41t0";
		reg = <0x68>;
	};
};

/*
 * I2C3_SDA/SCL (CAM) on MXM3 pin 201/203 (e.g. camera sensor on carrier
 * board)
 */
&i2c3 {
	status = "okay";
};

&pcie {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_reset_moci>;
	/* active-high meaning opposite of regular PERST# active-low polarity */
	reset-gpio = <&gpio1 28 GPIO_ACTIVE_HIGH>;
	reset-gpio-active-high;
	vpcie-supply = <&reg_pcie_switch>;
	status = "okay";
};

&pwm1 {
	status = "okay";
};

&pwm2 {
	status = "okay";
};

&pwm3 {
	status = "okay";
};

&pwm4 {
	status = "okay";
};

&reg_usb_host_vbus {
	status = "okay";
};

&reg_usb_otg_vbus {
	status = "okay";
};

&sata {
	status = "okay";
};

&sound_spdif {
	status = "okay";
};

&spdif {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart4 {
	status = "okay";
};

&uart5 {
	status = "okay";
};

&usbh1 {
	disable-over-current;
	vbus-supply = <&reg_usb_host_vbus>;
	status = "okay";
};

&usbotg {
	disable-over-current;
	vbus-supply = <&reg_usb_otg_vbus>;
	status = "okay";
};

/* MMC1 */
&usdhc1 {
	status = "okay";
};

/* SD1 */
&usdhc2 {
	cd-gpios = <&gpio6 14 GPIO_ACTIVE_LOW>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usdhc2 &pinctrl_sd_cd>;
	status = "okay";
};