arch/arm/boot/dts/stm32mp15xx-dhcom-picoitx.dtsi

   1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
   2 /*
   3  * Copyright (C) 2020 Marek Vasut <marex@denx.de>
   4  */
   5
   6 #include <dt-bindings/input/input.h>
   7 #include <dt-bindings/pwm/pwm.h>
   8
   9 / {
  10         aliases {
  11                 serial0 = &uart4;
  12                 serial1 = &usart3;
  13                 serial2 = &uart8;
  14         };
  15
  16         chosen {
  17                 stdout-path = "serial0:115200n8";
  18         };
  19
  20         led {
  21                 compatible = "gpio-leds";
  22
  23                 led-0 {
  24                         label = "yellow:led";
  25                         gpios = <&gpioi 3 GPIO_ACTIVE_HIGH>;
  26                         default-state = "off";
  27                 };
  28         };
  29 };
  30
  31 &adc {
  32         status = "disabled";
  33 };
  34
  35 &dac {
  36         status = "disabled";
  37 };
  38
  39 &fmc {
  40         status = "disabled";
  41 };
  42
  43 &gpioa {
  44         /*
  45          * NOTE: The USB Port on the PicoITX needs a PWR_EN signal to enable
  46          * port power. This signal should be handled by USB power sequencing
  47          * in order to turn on port power when USB bus is powered up, but so
  48          * far there is no such functionality.
  49          */
  50         usb-port-power-hog {
  51                 gpio-hog;
  52                 gpios = <13 0>;
  53                 output-low;
  54                 line-name = "usb-port-power";
  55         };
  56 };
  57
  58 &gpioc {
  59         gpio-line-names = "", "", "", "",
  60                           "", "", "PicoITX-In1", "",
  61                           "", "", "", "",
  62                           "", "", "", "";
  63 };
  64
  65 &gpiod {
  66         gpio-line-names = "", "", "", "",
  67                           "", "", "DHCOM-B", "",
  68                           "", "", "", "PicoITX-Out1",
  69                           "PicoITX-Out2", "", "", "";
  70 };
  71
  72 &gpiog {
  73         gpio-line-names = "PicoITX-In2", "", "", "",
  74                           "", "", "", "",
  75                           "DHCOM-L", "", "", "",
  76                           "", "", "", "";
  77 };
  78
  79 &i2c2 { /* On board-to-board connector (optional) */
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&i2c2_pins_a>;
  82         i2c-scl-rising-time-ns = <185>;
  83         i2c-scl-falling-time-ns = <20>;
  84         status = "okay";
  85         /* spare dmas for other usage */
  86         /delete-property/dmas;
  87         /delete-property/dma-names;
  88 };
  89
  90 &i2c5 { /* On board-to-board connector */
  91         pinctrl-names = "default";
  92         pinctrl-0 = <&i2c5_pins_a>;
  93         i2c-scl-rising-time-ns = <185>;
  94         i2c-scl-falling-time-ns = <20>;
  95         status = "okay";
  96         /* spare dmas for other usage */
  97         /delete-property/dmas;
  98         /delete-property/dma-names;
  99 };
 100
 101 &ksz8851 {
 102         status = "disabled";
 103 };
 104
 105 &usart3 {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&usart3_pins_a>;
 108         status = "okay";
 109 };
 110
 111 &uart8 {
 112         pinctrl-names = "default";
 113         pinctrl-0 = <&uart8_pins_a &uart8_rtscts_pins_a>;
 114         status = "okay";
 115 };
 116
 117 &usbh_ehci {
 118         phys = <&usbphyc_port0>;
 119         status = "okay";
 120 };
 121
 122 &usbh_ohci {
 123         phys = <&usbphyc_port0>;
 124         status = "okay";
 125 };
 126
 127 &usbotg_hs {
 128         dr_mode = "otg";
 129         pinctrl-0 = <&usbotg_hs_pins_a>;
 130         pinctrl-names = "default";
 131         phy-names = "usb2-phy";
 132         phys = <&usbphyc_port1 0>;
 133         vbus-supply = <&vbus_otg>;
 134         status = "okay";
 135 };
 136
 137 &usbphyc {
 138         status = "okay";
 139 };
 140
 141 &usbphyc_port0 {
 142         phy-supply = <&vdd_usb>;
 143 };
 144
 145 &usbphyc_port1 {
 146         phy-supply = <&vdd_usb>;
 147 };