stm32mp157a-icore-stm32mp1.dtsi

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    1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
    2 /*
    3  * Copyright (c) STMicroelectronics 2019 - All Rights Reserved
    4  * Copyright (c) 2020 Engicam srl
    5  * Copyright (c) 2020 Amarula Solutons(India)
    6  */
    7 
    8 / {
    9         compatible = "engicam,icore-stm32mp1", "st,stm32mp157";
   10 
   11         memory@c0000000 {
   12                 device_type = "memory";
   13                 reg = <0xc0000000 0x20000000>;
   14         };
   15 
   16         reserved-memory {
   17                 #address-cells = <1>;
   18                 #size-cells = <1>;
   19                 ranges;
   20 
   21                 mcuram2: mcuram2@10000000 {
   22                         compatible = "shared-dma-pool";
   23                         reg = <0x10000000 0x40000>;
   24                         no-map;
   25                 };
   26 
   27                 vdev0vring0: vdev0vring0@10040000 {
   28                         compatible = "shared-dma-pool";
   29                         reg = <0x10040000 0x1000>;
   30                         no-map;
   31                 };
   32 
   33                 vdev0vring1: vdev0vring1@10041000 {
   34                         compatible = "shared-dma-pool";
   35                         reg = <0x10041000 0x1000>;
   36                         no-map;
   37                 };
   38 
   39                 vdev0buffer: vdev0buffer@10042000 {
   40                         compatible = "shared-dma-pool";
   41                         reg = <0x10042000 0x4000>;
   42                         no-map;
   43                 };
   44 
   45                 mcuram: mcuram@30000000 {
   46                         compatible = "shared-dma-pool";
   47                         reg = <0x30000000 0x40000>;
   48                         no-map;
   49                 };
   50 
   51                 retram: retram@38000000 {
   52                         compatible = "shared-dma-pool";
   53                         reg = <0x38000000 0x10000>;
   54                         no-map;
   55                 };
   56         };
   57 
   58         vddcore: regulator-vddcore {
   59                 compatible = "regulator-fixed";
   60                 regulator-name = "vddcore";
   61                 regulator-min-microvolt = <1200000>;
   62                 regulator-max-microvolt = <1200000>;
   63                 regulator-always-on;
   64         };
   65 
   66         vdd: regulator-vdd {
   67                 compatible = "regulator-fixed";
   68                 regulator-name = "vdd";
   69                 regulator-min-microvolt = <3300000>;
   70                 regulator-max-microvolt = <3300000>;
   71                 regulator-always-on;
   72         };
   73 
   74         vdd_usb: regulator-vdd-usb {
   75                 compatible = "regulator-fixed";
   76                 regulator-name = "vdd_usb";
   77                 regulator-min-microvolt = <3300000>;
   78                 regulator-max-microvolt = <3300000>;
   79                 regulator-always-on;
   80         };
   81 
   82         vdda: regulator-vdda {
   83                 compatible = "regulator-fixed";
   84                 regulator-name = "vdda";
   85                 regulator-min-microvolt = <3300000>;
   86                 regulator-max-microvolt = <3300000>;
   87                 regulator-always-on;
   88         };
   89 
   90         vdd_ddr: regulator-vdd-ddr {
   91                 compatible = "regulator-fixed";
   92                 regulator-name = "vdd_ddr";
   93                 regulator-min-microvolt = <1350000>;
   94                 regulator-max-microvolt = <1350000>;
   95                 regulator-always-on;
   96         };
   97 
   98         vtt_ddr: regulator-vtt-ddr {
   99                 compatible = "regulator-fixed";
  100                 regulator-name = "vtt_ddr";
  101                 regulator-min-microvolt = <675000>;
  102                 regulator-max-microvolt = <675000>;
  103                 regulator-always-on;
  104                 vin-supply = <&vdd>;
  105         };
  106 
  107         vref_ddr: regulator-vref-ddr {
  108                 compatible = "regulator-fixed";
  109                 regulator-name = "vref_ddr";
  110                 regulator-min-microvolt = <675000>;
  111                 regulator-max-microvolt = <675000>;
  112                 regulator-always-on;
  113                 vin-supply = <&vdd>;
  114         };
  115 
  116         vdd_sd: regulator-vdd-sd {
  117                 compatible = "regulator-fixed";
  118                 regulator-name = "vdd_sd";
  119                 regulator-min-microvolt = <3300000>;
  120                 regulator-max-microvolt = <3300000>;
  121                 regulator-always-on;
  122         };
  123 
  124         v3v3: regulator-v3v3 {
  125                 compatible = "regulator-fixed";
  126                 regulator-name = "v3v3";
  127                 regulator-min-microvolt = <3300000>;
  128                 regulator-max-microvolt = <3300000>;
  129                 regulator-always-on;
  130         };
  131 
  132         v2v8: regulator-v2v8 {
  133                 compatible = "regulator-fixed";
  134                 regulator-name = "v2v8";
  135                 regulator-min-microvolt = <2800000>;
  136                 regulator-max-microvolt = <2800000>;
  137                 regulator-always-on;
  138                 vin-supply = <&v3v3>;
  139         };
  140 
  141         v1v8: regulator-v1v8 {
  142                 compatible = "regulator-fixed";
  143                 regulator-name = "v1v8";
  144                 regulator-min-microvolt = <1800000>;
  145                 regulator-max-microvolt = <1800000>;
  146                 regulator-always-on;
  147                 vin-supply = <&v3v3>;
  148         };
  149 };
  150 
  151 &dts {
  152         status = "okay";
  153 };
  154 
  155 &i2c2 {
  156         i2c-scl-falling-time-ns = <20>;
  157         i2c-scl-rising-time-ns = <185>;
  158         pinctrl-names = "default", "sleep";
  159         pinctrl-0 = <&i2c2_pins_a>;
  160         pinctrl-1 = <&i2c2_sleep_pins_a>;
  161         status = "okay";
  162 };
  163 
  164 &ipcc {
  165         status = "okay";
  166 };
  167 
  168 &iwdg2{
  169         timeout-sec = <32>;
  170         status = "okay";
  171 };
  172 
  173 &m4_rproc{
  174         memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
  175                         <&vdev0vring1>, <&vdev0buffer>;
  176         mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
  177         mbox-names = "vq0", "vq1", "shutdown";
  178         interrupt-parent = <&exti>;
  179         interrupts = <68 1>;
  180         status = "okay";
  181 };
  182 
  183 &rng1 {
  184         status = "okay";
  185 };
  186 
  187 &rtc{
  188         status = "okay";
  189 };
  190 
  191 &vrefbuf {
  192         regulator-min-microvolt = <2500000>;
  193         regulator-max-microvolt = <2500000>;
  194         vdda-supply = <&vdd>;
  195         status = "okay";
  196 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/stm32mp157a-icore-stm32mp1.dtsi

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/stm32mp157a-icore-stm32mp1.dtsi