arch/arm/boot/dts/stm32mp157c-ed1.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
   4  * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
   5  */
   6 /dts-v1/;
   7
   8 #include "stm32mp157c.dtsi"
   9 #include "stm32mp157-pinctrl.dtsi"
  10
  11 / {
  12         model = "STMicroelectronics STM32MP157C eval daughter";
  13         compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
  14
  15         chosen {
  16                 stdout-path = "serial0:115200n8";
  17         };
  18
  19         memory@c0000000 {
  20                 device_type = "memory";
  21                 reg = <0xC0000000 0x40000000>;
  22         };
  23
  24         aliases {
  25                 serial0 = &uart4;
  26         };
  27
  28         reg11: reg11 {
  29                 compatible = "regulator-fixed";
  30                 regulator-name = "reg11";
  31                 regulator-min-microvolt = <1100000>;
  32                 regulator-max-microvolt = <1100000>;
  33                 regulator-always-on;
  34         };
  35
  36         reg18: reg18 {
  37                 compatible = "regulator-fixed";
  38                 regulator-name = "reg18";
  39                 regulator-min-microvolt = <1800000>;
  40                 regulator-max-microvolt = <1800000>;
  41                 regulator-always-on;
  42         };
  43
  44         vdd_usb: vdd-usb {
  45                 compatible = "regulator-fixed";
  46                 regulator-name = "vdd_usb";
  47                 regulator-min-microvolt = <3300000>;
  48                 regulator-max-microvolt = <3300000>;
  49                 regulator-always-on;
  50         };
  51 };
  52
  53 &dts {
  54         status = "okay";
  55 };
  56
  57 &i2c4 {
  58         pinctrl-names = "default";
  59         pinctrl-0 = <&i2c4_pins_a>;
  60         i2c-scl-rising-time-ns = <185>;
  61         i2c-scl-falling-time-ns = <20>;
  62         status = "okay";
  63 };
  64
  65 &iwdg2 {
  66         timeout-sec = <32>;
  67         status = "okay";
  68 };
  69
  70 &rng1 {
  71         status = "okay";
  72 };
  73
  74 &rtc {
  75         status = "okay";
  76 };
  77
  78 &timers6 {
  79         status = "okay";
  80         /* spare dmas for other usage */
  81         /delete-property/dmas;
  82         /delete-property/dma-names;
  83         timer@5 {
  84                 status = "okay";
  85         };
  86 };
  87
  88 &uart4 {
  89         pinctrl-names = "default";
  90         pinctrl-0 = <&uart4_pins_a>;
  91         status = "okay";
  92 };
  93
  94 &usbphyc_port0 {
  95         phy-supply = <&vdd_usb>;
  96         vdda1v1-supply = <&reg11>;
  97         vdda1v8-supply = <&reg18>;
  98 };
  99
 100 &usbphyc_port1 {
 101         phy-supply = <&vdd_usb>;
 102         vdda1v1-supply = <&reg11>;
 103         vdda1v8-supply = <&reg18>;
 104 };