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#include <dt-bindings/leds/common.h> 49 50/ { 51 model = "STMicroelectronics STM32746g-EVAL board"; 52 compatible = "st,stm32746g-eval", "st,stm32f746"; 53 54 chosen { 55 bootargs = "root=/dev/ram"; 56 stdout-path = "serial0:115200n8"; 57 }; 58 59 memory@c0000000 { 60 device_type = "memory"; 61 reg = <0xc0000000 0x2000000>; 62 }; 63 64 aliases { 65 serial0 = &usart1; 66 }; 67 68 leds { 69 compatible = "gpio-leds"; 70 led_green: led-green { 71 function = LED_FUNCTION_HEARTBEAT; 72 color = <LED_COLOR_ID_GREEN>; 73 gpios = <&gpiof 10 1>; 74 linux,default-trigger = "heartbeat"; 75 }; 76 led-orange { 77 color = <LED_COLOR_ID_ORANGE>; 78 gpios = <&stmfx_pinctrl 17 1>; 79 }; 80 led-red { 81 color = <LED_COLOR_ID_RED>; 82 gpios = <&gpiob 7 1>; 83 }; 84 led-blue { 85 color = <LED_COLOR_ID_BLUE>; 86 gpios = <&stmfx_pinctrl 19 1>; 87 }; 88 }; 89 90 gpio-keys { 91 compatible = "gpio-keys"; 92 autorepeat; 93 button-0 { 94 label = "Wake up"; 95 linux,code = <KEY_WAKEUP>; 96 gpios = <&gpioc 13 0>; 97 }; 98 }; 99 100 joystick { 101 compatible = "gpio-keys"; 102 pinctrl-0 = <&joystick_pins>; 103 pinctrl-names = "default"; 104 button-0 { 105 label = "JoySel"; 106 linux,code = <KEY_ENTER>; 107 interrupt-parent = <&stmfx_pinctrl>; 108 interrupts = <0 IRQ_TYPE_EDGE_FALLING>; 109 }; 110 button-1 { 111 label = "JoyDown"; 112 linux,code = <KEY_DOWN>; 113 interrupt-parent = <&stmfx_pinctrl>; 114 interrupts = <1 IRQ_TYPE_EDGE_FALLING>; 115 }; 116 button-2 { 117 label = "JoyLeft"; 118 linux,code = <KEY_LEFT>; 119 interrupt-parent = <&stmfx_pinctrl>; 120 interrupts = <2 IRQ_TYPE_EDGE_FALLING>; 121 }; 122 button-3 { 123 label = "JoyRight"; 124 linux,code = <KEY_RIGHT>; 125 interrupt-parent = <&stmfx_pinctrl>; 126 interrupts = <3 IRQ_TYPE_EDGE_FALLING>; 127 }; 128 button-4 { 129 label = "JoyUp"; 130 linux,code = <KEY_UP>; 131 interrupt-parent = <&stmfx_pinctrl>; 132 interrupts = <4 IRQ_TYPE_EDGE_FALLING>; 133 }; 134 }; 135 136 options { 137 u-boot { 138 compatible = "u-boot,config"; 139 boot-led = <&led_green>; 140 }; 141 }; 142 143 usbotg_hs_phy: usb-phy { 144 #phy-cells = <0>; 145 compatible = "usb-nop-xceiv"; 146 clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>; 147 clock-names = "main_clk"; 148 }; 149 150 mmc_vcard: mmc_vcard { 151 compatible = "regulator-fixed"; 152 regulator-name = "mmc_vcard"; 153 regulator-min-microvolt = <3300000>; 154 regulator-max-microvolt = <3300000>; 155 }; 156}; 157 158&clk_hse { 159 clock-frequency = <25000000>; 160}; 161 162&crc { 163 status = "okay"; 164}; 165 166&i2c1 { 167 pinctrl-0 = <&i2c1_pins_b>; 168 pinctrl-names = "default"; 169 i2c-scl-rising-time-ns = <185>; 170 i2c-scl-falling-time-ns = <20>; 171 status = "okay"; 172 173 stmfx: stmfx@42 { 174 compatible = "st,stmfx-0300"; 175 reg = <0x42>; 176 interrupts = <8 IRQ_TYPE_EDGE_RISING>; 177 interrupt-parent = <&gpioi>; 178 179 stmfx_pinctrl: pinctrl { 180 compatible = "st,stmfx-0300-pinctrl"; 181 gpio-controller; 182 #gpio-cells = <2>; 183 interrupt-controller; 184 #interrupt-cells = <2>; 185 gpio-ranges = <&stmfx_pinctrl 0 0 24>; 186 187 joystick_pins: joystick { 188 pins = "gpio0", "gpio1", "gpio2", "gpio3", "gpio4"; 189 drive-push-pull; 190 bias-pull-up; 191 }; 192 }; 193 }; 194}; 195 196&rtc { 197 status = "okay"; 198}; 199 200&sdio1 { 201 status = "okay"; 202 vmmc-supply = <&mmc_vcard>; 203 broken-cd; 204 pinctrl-names = "default", "opendrain", "sleep"; 205 pinctrl-0 = <&sdio_pins_a>; 206 pinctrl-1 = <&sdio_pins_od_a>; 207 pinctrl-2 = <&sdio_pins_sleep_a>; 208 bus-width = <4>; 209}; 210 211&timers5 { 212 /* Override timer5 to act as clockevent */ 213 compatible = "st,stm32-timer"; 214 interrupts = <50>; 215 status = "okay"; 216 /delete-property/#address-cells; 217 /delete-property/#size-cells; 218 /delete-property/clock-names; 219 /delete-node/pwm; 220 /delete-node/timer@4; 221}; 222 223&usart1 { 224 pinctrl-0 = <&usart1_pins_a>; 225 pinctrl-names = "default"; 226 status = "okay"; 227}; 228 229&usbotg_hs { 230 dr_mode = "otg"; 231 phys = <&usbotg_hs_phy>; 232 phy-names = "usb2-phy"; 233 pinctrl-0 = <&usbotg_hs_pins_a>; 234 pinctrl-names = "default"; 235 status = "okay"; 236}; 237