arch/arm/dts/stm32f769-disco.dts

   1 // SPDX-License-Identifier: GPL-2.0+ OR X11
   2 /*
   3  * Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.com>
   4  *
   5  */
   6
   7 /dts-v1/;
   8 #include "stm32f746.dtsi"
   9 #include "stm32f769-pinctrl.dtsi"
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/gpio/gpio.h>
  12
  13 / {
  14         model = "STMicroelectronics STM32F769-DISCO board";
  15         compatible = "st,stm32f769-disco", "st,stm32f769";
  16
  17         chosen {
  18                 bootargs = "root=/dev/ram";
  19                 stdout-path = "serial0:115200n8";
  20         };
  21
  22         memory@c0000000 {
  23                 device_type = "memory";
  24                 reg = <0xC0000000 0x1000000>;
  25         };
  26
  27         aliases {
  28                 serial0 = &usart1;
  29         };
  30
  31         leds {
  32                 compatible = "gpio-leds";
  33                 led-green {
  34                         gpios = <&gpioj 5 GPIO_ACTIVE_HIGH>;
  35                         linux,default-trigger = "heartbeat";
  36                 };
  37                 led-red {
  38                         gpios = <&gpioj 13 GPIO_ACTIVE_HIGH>;
  39                 };
  40         };
  41
  42         gpio_keys {
  43                 compatible = "gpio-keys";
  44                 #address-cells = <1>;
  45                 #size-cells = <0>;
  46                 autorepeat;
  47                 button@0 {
  48                         label = "User";
  49                         linux,code = <KEY_HOME>;
  50                         gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
  51                 };
  52         };
  53
  54         usbotg_hs_phy: usb-phy {
  55                 #phy-cells = <0>;
  56                 compatible = "usb-nop-xceiv";
  57                 clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
  58                 clock-names = "main_clk";
  59         };
  60
  61         mmc_vcard: mmc_vcard {
  62                 compatible = "regulator-fixed";
  63                 regulator-name = "mmc_vcard";
  64                 regulator-min-microvolt = <3300000>;
  65                 regulator-max-microvolt = <3300000>;
  66         };
  67 };
  68
  69 &rcc {
  70         compatible = "st,stm32f769-rcc", "st,stm32f746-rcc", "st,stm32-rcc";
  71 };
  72
  73 &cec {
  74         pinctrl-0 = <&cec_pins_a>;
  75         pinctrl-names = "default";
  76         status = "okay";
  77 };
  78
  79 &clk_hse {
  80         clock-frequency = <25000000>;
  81 };
  82
  83 &i2c1 {
  84         pinctrl-0 = <&i2c1_pins_b>;
  85         pinctrl-names = "default";
  86         i2c-scl-rising-time-ns = <185>;
  87         i2c-scl-falling-time-ns = <20>;
  88         status = "okay";
  89 };
  90
  91 &rtc {
  92         status = "okay";
  93 };
  94
  95 &sdio2 {
  96         status = "okay";
  97         vmmc-supply = <&mmc_vcard>;
  98         cd-gpios = <&gpioi 15 GPIO_ACTIVE_LOW>;
  99         broken-cd;
 100         pinctrl-names = "default", "opendrain";
 101         pinctrl-0 = <&sdio_pins_b>;
 102         pinctrl-1 = <&sdio_pins_od_b>;
 103         bus-width = <4>;
 104 };
 105
 106 &usart1 {
 107         pinctrl-0 = <&usart1_pins_a>;
 108         pinctrl-names = "default";
 109         status = "okay";
 110 };
 111
 112 &usbotg_hs {
 113         dr_mode = "otg";
 114         phys = <&usbotg_hs_phy>;
 115         phy-names = "usb2-phy";
 116         pinctrl-0 = <&usbotg_hs_pins_a>;
 117         pinctrl-names = "default";
 118         status = "okay";
 119 };