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     1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
    2 /*
    3  * Copyright 2022 Toradex
    4  */
    5 
    6 / {
    7         reg_3v3_vmmc: regulator-3v3-vmmc {
    8                 compatible = "regulator-fixed";
    9                 enable-active-high;
   10                 gpio = <&gpio5 16 GPIO_ACTIVE_HIGH>; /* SODIMM 100 */
   11                 regulator-max-microvolt = <3300000>;
   12                 regulator-min-microvolt = <3300000>;
   13                 regulator-name = "3v3_vmmc";
   14                 startup-delay-us = <100>;
   15         };
   16 };
   17 
   18 /* Colibri AD0 to AD3 */
   19 &adc1 {
   20         status = "okay";
   21 };
   22 
   23 /* Colibri SSP */
   24 &ecspi3 {
   25         status = "okay";
   26 };
   27 
   28 /* Colibri Fast Ethernet */
   29 &fec1 {
   30         status = "okay";
   31 };
   32 
   33 &gpio2 {
   34         /*
   35          * uart_b_c_on_x14_enable turns the UART transceiver for UART2 and 5 on. If one wants to
   36          * turn the transceiver off, that property has to be deleted and the gpio handled in
   37          * userspace.
   38          * The same applies to uart_a_on_x13_enable where the UART_A transceiver is turned on.
   39          */
   40         uart-b-c-on-x14-enable-hog {
   41                 gpio-hog;
   42                 gpios = <27 GPIO_ACTIVE_HIGH>; /* SODIMM 104 */
   43                 output-high;
   44         };
   45 };
   46 
   47 &gpio5 {
   48         uart-a-on-x13-enable-hog {
   49                 gpio-hog;
   50                 gpios = <17 GPIO_ACTIVE_HIGH>; /* SODIMM 102 */
   51                 output-high;
   52         };
   53 };
   54 
   55 /* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
   56 &i2c4 {
   57         status = "okay";
   58 };
   59 
   60 /* Colibri PWM<A> */
   61 &pwm1 {
   62         status = "okay";
   63 };
   64 
   65 /* Colibri PWM<B> */
   66 &pwm2 {
   67         status = "okay";
   68 };
   69 
   70 /* Colibri PWM<C> */
   71 &pwm3 {
   72         status = "okay";
   73 };
   74 
   75 /* Colibri PWM<D> */
   76 &pwm4 {
   77         status = "okay";
   78 };
   79 
   80 /* M41T0M6 real time clock */
   81 &rtc {
   82         status = "okay";
   83 };
   84 
   85 /* Colibri UART_A */
   86 &uart1 {
   87         status = "okay";
   88 };
   89 
   90 /* Colibri UART_B */
   91 &uart2 {
   92         status = "okay";
   93 };
   94 
   95 /* Colibri UART_C */
   96 &uart3 {
   97         status = "okay";
   98 };
   99 
  100 /* Colibri USBC */
  101 &usbotg1 {
  102         status = "okay";
  103 };
  104 
  105 /* Colibri MMC/SD, UHS-I capable uSD slot */
  106 &usdhc1 {
  107         cap-power-off-card;
  108         /delete-property/ keep-power-in-suspend;
  109         /delete-property/ no-1-8-v;
  110         vmmc-supply = <®_3v3_vmmc>;
  111         status = "okay";
  112 };
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