xref: /openbmc/linux/arch/arm64/boot/dts/freescale/imx8x-colibri-iris.dtsi (revision ca788bb1)

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright 2018-2021 Toradex
 */

/ {
	aliases {
		rtc0 = &rtc_i2c;
		rtc1 = &rtc;
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "3.3V";
	};
};

&colibri_gpio_keys {
	status = "okay";
};

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

/* Colibri I2C */
&i2c1 {
	status = "okay";

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

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio_iris>;

	pinctrl_gpio_iris: gpioirisgrp {
		fsl,pins = <IMX8QXP_QSPI0B_DATA3_LSIO_GPIO3_IO21	0x20>,		/* SODIMM  98 */
			   <IMX8QXP_USB_SS3_TC1_LSIO_GPIO4_IO04		0x20>,		/* SODIMM 133 */
			   <IMX8QXP_SAI0_TXD_LSIO_GPIO0_IO25		0x20>,		/* SODIMM 103 */
			   <IMX8QXP_SAI0_TXFS_LSIO_GPIO0_IO28		0x20>,		/* SODIMM 101 */
			   <IMX8QXP_SAI0_RXD_LSIO_GPIO0_IO27		0x20>,		/* SODIMM  97 */
			   <IMX8QXP_ENET0_RGMII_RXC_LSIO_GPIO5_IO03	0x06000020>,	/* SODIMM  85 */
			   <IMX8QXP_SAI0_TXC_LSIO_GPIO0_IO26		0x20>;		/* SODIMM  79 */
	};

	pinctrl_uart1_forceoff: uart1forceoffgrp {
		fsl,pins = <IMX8QXP_QSPI0A_SS0_B_LSIO_GPIO3_IO14	0x20>;	/* SODIMM 22 */
	};

	pinctrl_uart23_forceoff: uart23forceoffgrp {
		fsl,pins = <IMX8QXP_MIPI_DSI1_GPIO0_01_LSIO_GPIO2_IO00	0x20>; /* SODIMM 23 */
	};
};

/* Colibri SPI */
&lpspi2 {
	status = "okay";
};

/* Colibri UART_B */
&lpuart0 {
	status = "okay";
};

/* Colibri UART_C */
&lpuart2 {
	status = "okay";
};

/* Colibri UART_A */
&lpuart3 {
	status = "okay";
};

&lsio_gpio3 {
	/*
	 * This turns the LVDS transceiver on. If one wants to turn the
	 * transceiver off, that property has to be deleted and the gpio handled
	 * in userspace.
	 */
	lvds-tx-on-hog {
		gpio-hog;
		gpios = <18 0>;
		output-high;
	};
};

/* Colibri PWM_B */
&lsio_pwm0 {
	status = "okay";
};

/* Colibri PWM_C */
&lsio_pwm1 {
	status = "okay";
};

/* Colibri PWM_D */
&lsio_pwm2 {
	status = "okay";
};

/* Colibri SD/MMC Card */
&usdhc2 {
	status = "okay";
};