arch/arm/boot/dts/stm32429i-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  *     You should have received a copy of the GNU General Public
  20  *     License along with this file; if not, write to the Free
  21  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  22  *     MA 02110-1301 USA
  23  *
  24  * Or, alternatively,
  25  *
  26  *  b) Permission is hereby granted, free of charge, to any person
  27  *     obtaining a copy of this software and associated documentation
  28  *     files (the "Software"), to deal in the Software without
  29  *     restriction, including without limitation the rights to use,
  30  *     copy, modify, merge, publish, distribute, sublicense, and/or
  31  *     sell copies of the Software, and to permit persons to whom the
  32  *     Software is furnished to do so, subject to the following
  33  *     conditions:
  34  *
  35  *     The above copyright notice and this permission notice shall be
  36  *     included in all copies or substantial portions of the Software.
  37  *
  38  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  39  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  40  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  41  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  42  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  43  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  44  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  45  *     OTHER DEALINGS IN THE SOFTWARE.
  46  */
  47
  48 /dts-v1/;
  49 #include "stm32f429.dtsi"
  50 #include <dt-bindings/input/input.h>
  51
  52 / {
  53         model = "STMicroelectronics STM32429i-EVAL board";
  54         compatible = "st,stm32429i-eval", "st,stm32f429";
  55
  56         chosen {
  57                 bootargs = "root=/dev/ram rdinit=/linuxrc";
  58                 stdout-path = "serial0:115200n8";
  59         };
  60
  61         memory {
  62                 reg = <0x00000000 0x2000000>;
  63         };
  64
  65         aliases {
  66                 serial0 = &usart1;
  67         };
  68
  69         soc {
  70                 dma-ranges = <0xc0000000 0x0 0x10000000>;
  71         };
  72
  73         leds {
  74                 compatible = "gpio-leds";
  75                 green {
  76                         gpios = <&gpiog 6 1>;
  77                         linux,default-trigger = "heartbeat";
  78                 };
  79                 orange {
  80                         gpios = <&gpiog 7 1>;
  81                 };
  82                 red {
  83                         gpios = <&gpiog 10 1>;
  84                 };
  85                 blue {
  86                         gpios = <&gpiog 12 1>;
  87                 };
  88         };
  89
  90         gpio_keys {
  91                 compatible = "gpio-keys";
  92                 #address-cells = <1>;
  93                 #size-cells = <0>;
  94                 autorepeat;
  95                 button@0 {
  96                         label = "Wake up";
  97                         linux,code = <KEY_WAKEUP>;
  98                         gpios = <&gpioa 0 0>;
  99                 };
 100                 button@1 {
 101                         label = "Tamper";
 102                         linux,code = <KEY_RESTART>;
 103                         gpios = <&gpioc 13 0>;
 104                 };
 105         };
 106
 107         usbotg_hs_phy: usbphy {
 108                 #phy-cells = <0>;
 109                 compatible = "usb-nop-xceiv";
 110                 clocks = <&rcc 0 30>;
 111                 clock-names = "main_clk";
 112         };
 113 };
 114
 115 &clk_hse {
 116         clock-frequency = <25000000>;
 117 };
 118
 119 &mac {
 120         status = "okay";
 121         pinctrl-0       = <&ethernet_mii>;
 122         pinctrl-names   = "default";
 123         phy-mode        = "mii";
 124         phy-handle      = <&phy1>;
 125         mdio0 {
 126                 #address-cells = <1>;
 127                 #size-cells = <0>;
 128                 compatible = "snps,dwmac-mdio";
 129                 phy1: ethernet-phy@1 {
 130                         reg = <1>;
 131                 };
 132         };
 133 };
 134
 135 &usart1 {
 136         pinctrl-0 = <&usart1_pins_a>;
 137         pinctrl-names = "default";
 138         status = "okay";
 139 };
 140
 141 &usbotg_hs {
 142         dr_mode = "host";
 143         phys = <&usbotg_hs_phy>;
 144         phy-names = "usb2-phy";
 145         pinctrl-0 = <&usbotg_hs_pins_a>;
 146         pinctrl-names = "default";
 147         status = "okay";
 148 };