1/* 2 * Copyright (C) 2015, STMicroelectronics - All Rights Reserved 3 * Author(s): Maxime Coquelin <mcoquelin.stm32@gmail.com> for STMicroelectronics. 4 * 5 * This file is dual-licensed: you can use it either under the terms 6 * of the GPL or the X11 license, at your option. Note that this dual 7 * licensing only applies to this file, and not this project as a 8 * whole. 9 * 10 * a) This file is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License as 12 * published by the Free Software Foundation; either version 2 of the 13 * License, or (at your option) any later version. 14 * 15 * This file is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * Or, alternatively, 21 * 22 * b) Permission is hereby granted, free of charge, to any person 23 * obtaining a copy of this software and associated documentation 24 * files (the "Software"), to deal in the Software without 25 * restriction, including without limitation the rights to use, 26 * copy, modify, merge, publish, distribute, sublicense, and/or 27 * sell copies of the Software, and to permit persons to whom the 28 * Software is furnished to do so, subject to the following 29 * conditions: 30 * 31 * The above copyright notice and this permission notice shall be 32 * included in all copies or substantial portions of the Software. 33 * 34 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 35 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 36 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 37 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 38 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 39 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 40 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 41 * OTHER DEALINGS IN THE SOFTWARE. 42 */ 43 44/dts-v1/; 45#include "stm32f429.dtsi" 46#include "stm32f429-pinctrl.dtsi" 47#include <dt-bindings/input/input.h> 48 49/ { 50 model = "STMicroelectronics STM32F429i-DISCO board"; 51 compatible = "st,stm32f429i-disco", "st,stm32f429"; 52 53 chosen { 54 bootargs = "root=/dev/ram"; 55 stdout-path = "serial0:115200n8"; 56 }; 57 58 memory { 59 reg = <0x90000000 0x800000>; 60 }; 61 62 aliases { 63 serial0 = &usart1; 64 }; 65 66 leds { 67 compatible = "gpio-leds"; 68 red { 69 gpios = <&gpiog 14 0>; 70 }; 71 green { 72 gpios = <&gpiog 13 0>; 73 linux,default-trigger = "heartbeat"; 74 }; 75 }; 76 77 gpio_keys { 78 compatible = "gpio-keys"; 79 #address-cells = <1>; 80 #size-cells = <0>; 81 autorepeat; 82 button@0 { 83 label = "User"; 84 linux,code = <KEY_HOME>; 85 gpios = <&gpioa 0 0>; 86 }; 87 }; 88 89 /* This turns on vbus for otg for host mode (dwc2) */ 90 vcc5v_otg: vcc5v-otg-regulator { 91 compatible = "regulator-fixed"; 92 gpio = <&gpioc 4 0>; 93 regulator-name = "vcc5_host1"; 94 regulator-always-on; 95 }; 96}; 97 98&clk_hse { 99 clock-frequency = <8000000>; 100}; 101 102&crc { 103 status = "okay"; 104}; 105 106&rtc { 107 assigned-clocks = <&rcc 1 CLK_RTC>; 108 assigned-clock-parents = <&rcc 1 CLK_LSI>; 109 status = "okay"; 110}; 111 112&usart1 { 113 pinctrl-0 = <&usart1_pins_a>; 114 pinctrl-names = "default"; 115 status = "okay"; 116}; 117 118&usbotg_hs { 119 compatible = "st,stm32f4x9-fsotg"; 120 dr_mode = "host"; 121 pinctrl-0 = <&usbotg_fs_pins_b>; 122 pinctrl-names = "default"; 123 status = "okay"; 124}; 125