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 = <®_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 disable-over-current;
121 vbus-supply = <®_usbh_vbus>;
122 status = "okay";
123 };
124
125 &usbotg2 {
126 disable-over-current;
127 vbus-supply = <®_usbh_vbus>;
128 status = "okay";
129 };
130
131 &usdhc1 {
132 vmmc-supply = <®_3v3>;
133 status = "okay";
134 };
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