arch/arm/dts/stm32h743.dtsi

   1 /*
   2  * Copyright 2017 - Alexandre Torgue <alexandre.torgue@st.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/clock/stm32h7-clks.h>
  46 #include <dt-bindings/mfd/stm32h7-rcc.h>
  47
  48 / {
  49         clocks {
  50                 clk_hse: clk-hse {
  51                         #clock-cells = <0>;
  52                         compatible = "fixed-clock";
  53                         clock-frequency = <25000000>;
  54                 };
  55
  56                 clk_lse: clk-lse {
  57                         #clock-cells = <0>;
  58                         compatible = "fixed-clock";
  59                         clock-frequency = <32768>;
  60                 };
  61
  62                 clk_i2s: i2s_ckin {
  63                         #clock-cells = <0>;
  64                         compatible = "fixed-clock";
  65                         clock-frequency = <0>;
  66                 };
  67         };
  68
  69         soc {
  70                 rcc: rcc@58024400 {
  71                         #clock-cells = <1>;
  72                         #reset-cells = <1>;
  73                         compatible = "st,stm32h743-rcc", "st,stm32-rcc";
  74                         reg = <0x58024400 0x400>;
  75                         clocks = <&clk_hse>, <&clk_lse>, <&clk_i2s>, <&clk_hsi>, <&clk_csi>;
  76                         st,syscfg = <&pwrcfg>;
  77                 };
  78
  79                 usart1: serial@40011000 {
  80                         compatible = "st,stm32h7-uart";
  81                         reg = <0x40011000 0x400>;
  82                         interrupts = <37>;
  83                         status = "disabled";
  84                         clocks = <&rcc USART1_CK>;
  85                 };
  86
  87                 usart2: serial@40004400 {
  88                         compatible = "st,stm32h7-uart";
  89                         reg = <0x40004400 0x400>;
  90                         interrupts = <38>;
  91                         status = "disabled";
  92                         clocks = <&rcc USART2_CK>;
  93                 };
  94
  95                 timer5: timer@40000c00 {
  96                         compatible = "st,stm32-timer";
  97                         reg = <0x40000c00 0x400>;
  98                         interrupts = <50>;
  99                         clocks = <&rcc TIM5_CK>;
 100                 };
 101
 102                 pwrcfg: power-config@58024800 {
 103                         compatible = "syscon";
 104                         reg = <0x58024800 0x400>;
 105                 };
 106
 107                 fmc: fmc@52004000 {
 108                         compatible = "st,stm32h7-fmc";
 109                         reg = <0x52004000 0x1000>;
 110                         clocks = <&rcc FMC_CK>;
 111                 };
 112
 113                 clk_hsi: clk-hsi {
 114                         #clock-cells = <0>;
 115                         compatible = "fixed-clock";
 116                         clock-frequency = <64000000>;
 117                 };
 118
 119                 clk_csi: clk-csi {
 120                         #clock-cells = <0>;
 121                         compatible = "fixed-clock";
 122                         clock-frequency = <4000000>;
 123                 };
 124
 125                 sdmmc1: sdmmc@52007000 {
 126                         compatible = "st,stm32-sdmmc2";
 127                         reg = <0x52007000 0x1000>;
 128                         interrupts = <49>;
 129                         clocks = <&rcc SDMMC1_CK>;
 130                         resets = <&rcc STM32H7_AHB3_RESET(SDMMC1)>;
 131                         st,idma = <1>;
 132                         cap-sd-highspeed;
 133                         cap-mmc-highspeed;
 134                         status = "disabled";
 135                 };
 136         };
 137 };
 138
 139 &systick {
 140         clock-frequency = <250000000>;
 141         status = "okay";
 142 };