arch/arm/boot/dts/stm32746g-eval.dts

   1 /*
   2  * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
   3  *
   4  * This file is dual-licensed: you can use it either under the terms
   5  * of the GPL or the X11 license, at your option. Note that this dual
   6  * licensing only applies to this file, and not this project as a
   7  * whole.
   8  *
   9  *  a) This file is free software; you can redistribute it and/or
  10  *     modify it under the terms of the GNU General Public License as
  11  *     published by the Free Software Foundation; either version 2 of the
  12  *     License, or (at your option) any later version.
  13  *
  14  *     This file is distributed in the hope that it will be useful,
  15  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *     GNU General Public License for more details.
  18  *
  19  * Or, alternatively,
  20  *
  21  *  b) Permission is hereby granted, free of charge, to any person
  22  *     obtaining a copy of this software and associated documentation
  23  *     files (the "Software"), to deal in the Software without
  24  *     restriction, including without limitation the rights to use,
  25  *     copy, modify, merge, publish, distribute, sublicense, and/or
  26  *     sell copies of the Software, and to permit persons to whom the
  27  *     Software is furnished to do so, subject to the following
  28  *     conditions:
  29  *
  30  *     The above copyright notice and this permission notice shall be
  31  *     included in all copies or substantial portions of the Software.
  32  *
  33  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  34  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  35  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  36  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  37  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  38  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  39  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  40  *     OTHER DEALINGS IN THE SOFTWARE.
  41  */
  42
  43 /dts-v1/;
  44 #include "stm32f746.dtsi"
  45 #include "stm32f746-pinctrl.dtsi"
  46 #include <dt-bindings/input/input.h>
  47 #include <dt-bindings/interrupt-controller/irq.h>
  48
  49 / {
  50         model = "STMicroelectronics STM32746g-EVAL board";
  51         compatible = "st,stm32746g-eval", "st,stm32f746";
  52
  53         chosen {
  54                 bootargs = "root=/dev/ram";
  55                 stdout-path = "serial0:115200n8";
  56         };
  57
  58         memory@c0000000 {
  59                 device_type = "memory";
  60                 reg = <0xc0000000 0x2000000>;
  61         };
  62
  63         aliases {
  64                 serial0 = &usart1;
  65         };
  66
  67         leds {
  68                 compatible = "gpio-leds";
  69                 green {
  70                         gpios = <&gpiof 10 1>;
  71                         linux,default-trigger = "heartbeat";
  72                 };
  73                 orange {
  74                         gpios = <&stmfx_pinctrl 17 1>;
  75                 };
  76                 red {
  77                         gpios = <&gpiob 7 1>;
  78                 };
  79                 blue {
  80                         gpios = <&stmfx_pinctrl 19 1>;
  81                 };
  82         };
  83
  84         gpio_keys {
  85                 compatible = "gpio-keys";
  86                 #address-cells = <1>;
  87                 #size-cells = <0>;
  88                 autorepeat;
  89                 button@0 {
  90                         label = "Wake up";
  91                         linux,code = <KEY_WAKEUP>;
  92                         gpios = <&gpioc 13 0>;
  93                 };
  94         };
  95
  96         joystick {
  97                 compatible = "gpio-keys";
  98                 pinctrl-0 = <&joystick_pins>;
  99                 pinctrl-names = "default";
 100                 button-0 {
 101                         label = "JoySel";
 102                         linux,code = <KEY_ENTER>;
 103                         interrupt-parent = <&stmfx_pinctrl>;
 104                         interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
 105                 };
 106                 button-1 {
 107                         label = "JoyDown";
 108                         linux,code = <KEY_DOWN>;
 109                         interrupt-parent = <&stmfx_pinctrl>;
 110                         interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
 111                 };
 112                 button-2 {
 113                         label = "JoyLeft";
 114                         linux,code = <KEY_LEFT>;
 115                         interrupt-parent = <&stmfx_pinctrl>;
 116                         interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
 117                 };
 118                 button-3 {
 119                         label = "JoyRight";
 120                         linux,code = <KEY_RIGHT>;
 121                         interrupt-parent = <&stmfx_pinctrl>;
 122                         interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 123                 };
 124                 button-4 {
 125                         label = "JoyUp";
 126                         linux,code = <KEY_UP>;
 127                         interrupt-parent = <&stmfx_pinctrl>;
 128                         interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
 129                 };
 130         };
 131
 132         usbotg_hs_phy: usb-phy {
 133                 #phy-cells = <0>;
 134                 compatible = "usb-nop-xceiv";
 135                 clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
 136                 clock-names = "main_clk";
 137         };
 138
 139         mmc_vcard: mmc_vcard {
 140                 compatible = "regulator-fixed";
 141                 regulator-name = "mmc_vcard";
 142                 regulator-min-microvolt = <3300000>;
 143                 regulator-max-microvolt = <3300000>;
 144         };
 145 };
 146
 147 &clk_hse {
 148         clock-frequency = <25000000>;
 149 };
 150
 151 &crc {
 152         status = "okay";
 153 };
 154
 155 &i2c1 {
 156         pinctrl-0 = <&i2c1_pins_b>;
 157         pinctrl-names = "default";
 158         i2c-scl-rising-time-ns = <185>;
 159         i2c-scl-falling-time-ns = <20>;
 160         status = "okay";
 161
 162         stmfx: stmfx@42 {
 163                 compatible = "st,stmfx-0300";
 164                 reg = <0x42>;
 165                 interrupts = <8 IRQ_TYPE_EDGE_RISING>;
 166                 interrupt-parent = <&gpioi>;
 167
 168                 stmfx_pinctrl: pinctrl {
 169                         compatible = "st,stmfx-0300-pinctrl";
 170                         gpio-controller;
 171                         #gpio-cells = <2>;
 172                         interrupt-controller;
 173                         #interrupt-cells = <2>;
 174                         gpio-ranges = <&stmfx_pinctrl 0 0 24>;
 175
 176                         joystick_pins: joystick {
 177                                 pins = "gpio0", "gpio1", "gpio2", "gpio3", "gpio4";
 178                                 drive-push-pull;
 179                                 bias-pull-up;
 180                         };
 181                 };
 182         };
 183 };
 184
 185 &rtc {
 186         status = "okay";
 187 };
 188
 189 &sdio1 {
 190         status = "okay";
 191         vmmc-supply = <&mmc_vcard>;
 192         broken-cd;
 193         pinctrl-names = "default", "opendrain";
 194         pinctrl-0 = <&sdio_pins_a>;
 195         pinctrl-1 = <&sdio_pins_od_a>;
 196         bus-width = <4>;
 197 };
 198
 199 &usart1 {
 200         pinctrl-0 = <&usart1_pins_a>;
 201         pinctrl-names = "default";
 202         status = "okay";
 203 };
 204
 205 &usbotg_hs {
 206         dr_mode = "otg";
 207         phys = <&usbotg_hs_phy>;
 208         phy-names = "usb2-phy";
 209         pinctrl-0 = <&usbotg_hs_pins_a>;
 210         pinctrl-names = "default";
 211         status = "okay";
 212 };