1// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
  2/*
  3 * Copyright 2018-2022 Toradex
  4 */
  5
  6/ {
  7	chosen {
  8		stdout-path = "serial0:115200n8";
  9	};
 10
 11	gpio-keys {
 12		compatible = "gpio-keys";
 13		pinctrl-names = "default";
 14		pinctrl-0 = <&pinctrl_snvs_gpiokeys>;
 15
 16		power {
 17			label = "Wake-Up";
 18			gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
 19			linux,code = <KEY_WAKEUP>;
 20			debounce-interval = <10>;
 21			wakeup-source;
 22		};
 23	};
 24
 25	reg_3v3: regulator-3v3 {
 26		compatible = "regulator-fixed";
 27		regulator-name = "3.3V";
 28		regulator-min-microvolt = <3300000>;
 29		regulator-max-microvolt = <3300000>;
 30	};
 31
 32	reg_5v0: regulator-5v0 {
 33		compatible = "regulator-fixed";
 34		regulator-name = "5V";
 35		regulator-min-microvolt = <5000000>;
 36		regulator-max-microvolt = <5000000>;
 37	};
 38
 39	reg_usbh_vbus: regulator-usbh-vbus {
 40		compatible = "regulator-fixed";
 41		pinctrl-names = "default";
 42		pinctrl-0 = <&pinctrl_usbh_reg>;
 43		regulator-name = "VCC_USB[1-4]";
 44		regulator-min-microvolt = <5000000>;
 45		regulator-max-microvolt = <5000000>;
 46		gpio = <&gpio1 2 GPIO_ACTIVE_LOW>;
 47		vin-supply = <&reg_5v0>;
 48	};
 49};
 50
 51&adc1 {
 52	status = "okay";
 53};
 54
 55&gpio1 {
 56	/*
 57	 * uart25_tx_on turns the UART transceiver on. If one wants to turn the
 58	 * transceiver off, that property has to be deleted and the gpio handled
 59	 * in userspace.
 60	 * The same applies to uart1_tx_on.
 61	 */
 62	uart25_tx_on-hog {
 63		gpio-hog;
 64		gpios = <15 0>;
 65		output-high;
 66	};
 67};
 68
 69&gpio2 {
 70	uart1_tx_on-hog {
 71		gpio-hog;
 72		gpios = <7 0>;
 73		output-high;
 74	};
 75};
 76
 77&i2c1 {
 78	status = "okay";
 79
 80	/* M41T0M6 real time clock on carrier board */
 81	m41t0m6: rtc@68 {
 82		compatible = "st,m41t0";
 83		reg = <0x68>;
 84	};
 85};
 86
 87/* PWM <A> */
 88&pwm4 {
 89	status = "okay";
 90};
 91
 92/* PWM <B> */
 93&pwm5 {
 94	status = "okay";
 95};
 96
 97/* PWM <C> */
 98&pwm6 {
 99	status = "okay";
100};
101
102/* PWM <D> */
103&pwm7 {
104	status = "okay";
105};
106
107&uart1 {
108	status = "okay";
109};
110
111&uart2 {
112	status = "okay";
113};
114
115&uart5 {
116	status = "okay";
117};
118
119&usbotg1 {
120	vbus-supply = <&reg_usbh_vbus>;
121	status = "okay";
122};
123
124&usbotg2 {
125	vbus-supply = <&reg_usbh_vbus>;
126	status = "okay";
127};
128
129&usdhc1 {
130	vmmc-supply = <&reg_3v3>;
131	status = "okay";
132};