arch/arm/boot/dts/stm32f746.dtsi

   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 #include "skeleton.dtsi"
  44 #include "armv7-m.dtsi"
  45 #include <dt-bindings/pinctrl/stm32f746-pinfunc.h>
  46
  47 / {
  48         clocks {
  49                 clk_hse: clk-hse {
  50                         #clock-cells = <0>;
  51                         compatible = "fixed-clock";
  52                         clock-frequency = <0>;
  53                 };
  54         };
  55
  56         soc {
  57                 timer2: timer@40000000 {
  58                         compatible = "st,stm32-timer";
  59                         reg = <0x40000000 0x400>;
  60                         interrupts = <28>;
  61                         clocks = <&rcc 0 128>;
  62                         status = "disabled";
  63                 };
  64
  65                 timer3: timer@40000400 {
  66                         compatible = "st,stm32-timer";
  67                         reg = <0x40000400 0x400>;
  68                         interrupts = <29>;
  69                         clocks = <&rcc 0 129>;
  70                         status = "disabled";
  71                 };
  72
  73                 timer4: timer@40000800 {
  74                         compatible = "st,stm32-timer";
  75                         reg = <0x40000800 0x400>;
  76                         interrupts = <30>;
  77                         clocks = <&rcc 0 130>;
  78                         status = "disabled";
  79                 };
  80
  81                 timer5: timer@40000c00 {
  82                         compatible = "st,stm32-timer";
  83                         reg = <0x40000c00 0x400>;
  84                         interrupts = <50>;
  85                         clocks = <&rcc 0 131>;
  86                 };
  87
  88                 timer6: timer@40001000 {
  89                         compatible = "st,stm32-timer";
  90                         reg = <0x40001000 0x400>;
  91                         interrupts = <54>;
  92                         clocks = <&rcc 0 132>;
  93                         status = "disabled";
  94                 };
  95
  96                 timer7: timer@40001400 {
  97                         compatible = "st,stm32-timer";
  98                         reg = <0x40001400 0x400>;
  99                         interrupts = <55>;
 100                         clocks = <&rcc 0 133>;
 101                         status = "disabled";
 102                 };
 103
 104                 usart2: serial@40004400 {
 105                         compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 106                         reg = <0x40004400 0x400>;
 107                         interrupts = <38>;
 108                         clocks =  <&rcc 0 145>;
 109                         status = "disabled";
 110                 };
 111
 112                 usart3: serial@40004800 {
 113                         compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 114                         reg = <0x40004800 0x400>;
 115                         interrupts = <39>;
 116                         clocks = <&rcc 0 146>;
 117                         status = "disabled";
 118                 };
 119
 120                 usart4: serial@40004c00 {
 121                         compatible = "st,stm32f7-uart";
 122                         reg = <0x40004c00 0x400>;
 123                         interrupts = <52>;
 124                         clocks = <&rcc 0 147>;
 125                         status = "disabled";
 126                 };
 127
 128                 usart5: serial@40005000 {
 129                         compatible = "st,stm32f7-uart";
 130                         reg = <0x40005000 0x400>;
 131                         interrupts = <53>;
 132                         clocks = <&rcc 0 148>;
 133                         status = "disabled";
 134                 };
 135
 136                 usart7: serial@40007800 {
 137                         compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 138                         reg = <0x40007800 0x400>;
 139                         interrupts = <82>;
 140                         clocks = <&rcc 0 158>;
 141                         status = "disabled";
 142                 };
 143
 144                 usart8: serial@40007c00 {
 145                         compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 146                         reg = <0x40007c00 0x400>;
 147                         interrupts = <83>;
 148                         clocks = <&rcc 0 159>;
 149                         status = "disabled";
 150                 };
 151
 152                 usart1: serial@40011000 {
 153                         compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 154                         reg = <0x40011000 0x400>;
 155                         interrupts = <37>;
 156                         clocks = <&rcc 0 164>;
 157                         status = "disabled";
 158                 };
 159
 160                 usart6: serial@40011400 {
 161                         compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 162                         reg = <0x40011400 0x400>;
 163                         interrupts = <71>;
 164                         clocks = <&rcc 0 165>;
 165                         status = "disabled";
 166                 };
 167
 168                 syscfg: system-config@40013800 {
 169                         compatible = "syscon";
 170                         reg = <0x40013800 0x400>;
 171                 };
 172
 173                 exti: interrupt-controller@40013c00 {
 174                         compatible = "st,stm32-exti";
 175                         interrupt-controller;
 176                         #interrupt-cells = <2>;
 177                         reg = <0x40013C00 0x400>;
 178                         interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
 179                 };
 180
 181                 pin-controller {
 182                         #address-cells = <1>;
 183                         #size-cells = <1>;
 184                         compatible = "st,stm32f746-pinctrl";
 185                         ranges = <0 0x40020000 0x3000>;
 186                         interrupt-parent = <&exti>;
 187                         st,syscfg = <&syscfg 0x8>;
 188                         pins-are-numbered;
 189
 190                         gpioa: gpio@40020000 {
 191                                 gpio-controller;
 192                                 #gpio-cells = <2>;
 193                                 reg = <0x0 0x400>;
 194                                 clocks = <&rcc 0 256>;
 195                                 st,bank-name = "GPIOA";
 196                         };
 197
 198                         gpiob: gpio@40020400 {
 199                                 gpio-controller;
 200                                 #gpio-cells = <2>;
 201                                 reg = <0x400 0x400>;
 202                                 clocks = <&rcc 0 257>;
 203                                 st,bank-name = "GPIOB";
 204                         };
 205
 206                         gpioc: gpio@40020800 {
 207                                 gpio-controller;
 208                                 #gpio-cells = <2>;
 209                                 reg = <0x800 0x400>;
 210                                 clocks = <&rcc 0 258>;
 211                                 st,bank-name = "GPIOC";
 212                         };
 213
 214                         gpiod: gpio@40020c00 {
 215                                 gpio-controller;
 216                                 #gpio-cells = <2>;
 217                                 reg = <0xc00 0x400>;
 218                                 clocks = <&rcc 0 259>;
 219                                 st,bank-name = "GPIOD";
 220                         };
 221
 222                         gpioe: gpio@40021000 {
 223                                 gpio-controller;
 224                                 #gpio-cells = <2>;
 225                                 reg = <0x1000 0x400>;
 226                                 clocks = <&rcc 0 260>;
 227                                 st,bank-name = "GPIOE";
 228                         };
 229
 230                         gpiof: gpio@40021400 {
 231                                 gpio-controller;
 232                                 #gpio-cells = <2>;
 233                                 reg = <0x1400 0x400>;
 234                                 clocks = <&rcc 0 261>;
 235                                 st,bank-name = "GPIOF";
 236                         };
 237
 238                         gpiog: gpio@40021800 {
 239                                 gpio-controller;
 240                                 #gpio-cells = <2>;
 241                                 reg = <0x1800 0x400>;
 242                                 clocks = <&rcc 0 262>;
 243                                 st,bank-name = "GPIOG";
 244                         };
 245
 246                         gpioh: gpio@40021c00 {
 247                                 gpio-controller;
 248                                 #gpio-cells = <2>;
 249                                 reg = <0x1c00 0x400>;
 250                                 clocks = <&rcc 0 263>;
 251                                 st,bank-name = "GPIOH";
 252                         };
 253
 254                         gpioi: gpio@40022000 {
 255                                 gpio-controller;
 256                                 #gpio-cells = <2>;
 257                                 reg = <0x2000 0x400>;
 258                                 clocks = <&rcc 0 264>;
 259                                 st,bank-name = "GPIOI";
 260                         };
 261
 262                         gpioj: gpio@40022400 {
 263                                 gpio-controller;
 264                                 #gpio-cells = <2>;
 265                                 reg = <0x2400 0x400>;
 266                                 clocks = <&rcc 0 265>;
 267                                 st,bank-name = "GPIOJ";
 268                         };
 269
 270                         gpiok: gpio@40022800 {
 271                                 gpio-controller;
 272                                 #gpio-cells = <2>;
 273                                 reg = <0x2800 0x400>;
 274                                 clocks = <&rcc 0 266>;
 275                                 st,bank-name = "GPIOK";
 276                         };
 277
 278                         usart1_pins_a: usart1@0 {
 279                                 pins1 {
 280                                         pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
 281                                         bias-disable;
 282                                         drive-push-pull;
 283                                         slew-rate = <0>;
 284                                 };
 285                                 pins2 {
 286                                         pinmux = <STM32F746_PA10_FUNC_USART1_RX>;
 287                                         bias-disable;
 288                                 };
 289                         };
 290                 };
 291
 292                 rcc: rcc@40023800 {
 293                         #clock-cells = <2>;
 294                         compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
 295                         reg = <0x40023800 0x400>;
 296                         clocks = <&clk_hse>;
 297                 };
 298         };
 299 };
 300
 301 &systick {
 302         clocks = <&rcc 1 0>;
 303         status = "okay";
 304 };