arch/arm/dts/stm32746g-eval.dts

   1 // SPDX-License-Identifier: GPL-2.0+ OR X11
   2 /*
   3  * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
   4  *
   5  */
   6
   7 /dts-v1/;
   8 #include "stm32f746.dtsi"
   9 #include "stm32f746-pinctrl.dtsi"
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/interrupt-controller/irq.h>
  12
  13 / {
  14         model = "STMicroelectronics STM32746g-EVAL board";
  15         compatible = "st,stm32746g-eval", "st,stm32f746";
  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 0x2000000>;
  25         };
  26
  27         aliases {
  28                 serial0 = &usart1;
  29         };
  30
  31         leds {
  32                 compatible = "gpio-leds";
  33                 led-green {
  34                         gpios = <&gpiof 10 1>;
  35                         linux,default-trigger = "heartbeat";
  36                 };
  37                 led-orange {
  38                         gpios = <&stmfx_pinctrl 17 1>;
  39                 };
  40                 led-red {
  41                         gpios = <&gpiob 7 1>;
  42                 };
  43                 led-blue {
  44                         gpios = <&stmfx_pinctrl 19 1>;
  45                 };
  46         };
  47
  48         gpio_keys {
  49                 compatible = "gpio-keys";
  50                 #address-cells = <1>;
  51                 #size-cells = <0>;
  52                 autorepeat;
  53                 button@0 {
  54                         label = "Wake up";
  55                         linux,code = <KEY_WAKEUP>;
  56                         gpios = <&gpioc 13 0>;
  57                 };
  58         };
  59
  60         joystick {
  61                 compatible = "gpio-keys";
  62                 pinctrl-0 = <&joystick_pins>;
  63                 pinctrl-names = "default";
  64                 button-0 {
  65                         label = "JoySel";
  66                         linux,code = <KEY_ENTER>;
  67                         interrupt-parent = <&stmfx_pinctrl>;
  68                         interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
  69                 };
  70                 button-1 {
  71                         label = "JoyDown";
  72                         linux,code = <KEY_DOWN>;
  73                         interrupt-parent = <&stmfx_pinctrl>;
  74                         interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
  75                 };
  76                 button-2 {
  77                         label = "JoyLeft";
  78                         linux,code = <KEY_LEFT>;
  79                         interrupt-parent = <&stmfx_pinctrl>;
  80                         interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
  81                 };
  82                 button-3 {
  83                         label = "JoyRight";
  84                         linux,code = <KEY_RIGHT>;
  85                         interrupt-parent = <&stmfx_pinctrl>;
  86                         interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
  87                 };
  88                 button-4 {
  89                         label = "JoyUp";
  90                         linux,code = <KEY_UP>;
  91                         interrupt-parent = <&stmfx_pinctrl>;
  92                         interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
  93                 };
  94         };
  95
  96         usbotg_hs_phy: usb-phy {
  97                 #phy-cells = <0>;
  98                 compatible = "usb-nop-xceiv";
  99                 clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
 100                 clock-names = "main_clk";
 101         };
 102
 103         mmc_vcard: mmc_vcard {
 104                 compatible = "regulator-fixed";
 105                 regulator-name = "mmc_vcard";
 106                 regulator-min-microvolt = <3300000>;
 107                 regulator-max-microvolt = <3300000>;
 108         };
 109 };
 110
 111 &clk_hse {
 112         clock-frequency = <25000000>;
 113 };
 114
 115 &crc {
 116         status = "okay";
 117 };
 118
 119 &i2c1 {
 120         pinctrl-0 = <&i2c1_pins_b>;
 121         pinctrl-names = "default";
 122         i2c-scl-rising-time-ns = <185>;
 123         i2c-scl-falling-time-ns = <20>;
 124         status = "okay";
 125
 126         stmfx: stmfx@42 {
 127                 compatible = "st,stmfx-0300";
 128                 reg = <0x42>;
 129                 interrupts = <8 IRQ_TYPE_EDGE_RISING>;
 130                 interrupt-parent = <&gpioi>;
 131
 132                 stmfx_pinctrl: pinctrl {
 133                         compatible = "st,stmfx-0300-pinctrl";
 134                         gpio-controller;
 135                         #gpio-cells = <2>;
 136                         interrupt-controller;
 137                         #interrupt-cells = <2>;
 138                         gpio-ranges = <&stmfx_pinctrl 0 0 24>;
 139
 140                         joystick_pins: joystick {
 141                                 pins = "gpio0", "gpio1", "gpio2", "gpio3", "gpio4";
 142                                 drive-push-pull;
 143                                 bias-pull-up;
 144                         };
 145                 };
 146         };
 147 };
 148
 149 &rtc {
 150         status = "okay";
 151 };
 152
 153 &sdio1 {
 154         status = "okay";
 155         vmmc-supply = <&mmc_vcard>;
 156         broken-cd;
 157         pinctrl-names = "default", "opendrain";
 158         pinctrl-0 = <&sdio_pins_a>;
 159         pinctrl-1 = <&sdio_pins_od_a>;
 160         bus-width = <4>;
 161 };
 162
 163 &usart1 {
 164         pinctrl-0 = <&usart1_pins_a>;
 165         pinctrl-names = "default";
 166         status = "okay";
 167 };
 168
 169 &usbotg_hs {
 170         dr_mode = "otg";
 171         phys = <&usbotg_hs_phy>;
 172         phy-names = "usb2-phy";
 173         pinctrl-0 = <&usbotg_hs_pins_a>;
 174         pinctrl-names = "default";
 175         status = "okay";
 176 };