linux-zen-server/arch/arm/boot/dts/imx7-colibri-iris-v2.dtsi

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright 2022 Toradex
 */

/ {
	reg_3v3_vmmc: regulator-3v3-vmmc {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio5 16 GPIO_ACTIVE_HIGH>; /* SODIMM 100 */
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "3v3_vmmc";
		startup-delay-us = <100>;
	};
};

/* Colibri AD0 to AD3 */
&adc1 {
	status = "okay";
};

/* Colibri SSP */
&ecspi3 {
	status = "okay";
};

/* Colibri Fast Ethernet */
&fec1 {
	status = "okay";
};

&gpio2 {
	/*
	 * uart_b_c_on_x14_enable turns the UART transceiver for UART2 and 5 on. If one wants to
	 * turn the transceiver off, that property has to be deleted and the gpio handled in
	 * userspace.
	 * The same applies to uart_a_on_x13_enable where the UART_A transceiver is turned on.
	 */
	uart-b-c-on-x14-enable-hog {
		gpio-hog;
		gpios = <27 GPIO_ACTIVE_HIGH>; /* SODIMM 104 */
		output-high;
	};
};

&gpio5 {
	uart-a-on-x13-enable-hog {
		gpio-hog;
		gpios = <17 GPIO_ACTIVE_HIGH>; /* SODIMM 102 */
		output-high;
	};
};

/* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
&i2c4 {
	status = "okay";
};

/* Colibri PWM<A> */
&pwm1 {
	status = "okay";
};

/* Colibri PWM<B> */
&pwm2 {
	status = "okay";
};

/* Colibri PWM<C> */
&pwm3 {
	status = "okay";
};

/* Colibri PWM<D> */
&pwm4 {
	status = "okay";
};

/* M41T0M6 real time clock */
&rtc {
	status = "okay";
};

/* Colibri UART_A */
&uart1 {
	status = "okay";
};

/* Colibri UART_B */
&uart2 {
	status = "okay";
};

/* Colibri UART_C */
&uart3 {
	status = "okay";
};

/* Colibri USBC */
&usbotg1 {
	disable-over-current;
	status = "okay";
};

/* Colibri MMC/SD, UHS-I capable uSD slot */
&usdhc1 {
	cap-power-off-card;
	/delete-property/ keep-power-in-suspend;
	/delete-property/ no-1-8-v;
	vmmc-supply = <&reg_3v3_vmmc>;
	status = "okay";
};