arch/arm/boot/dts/stm32429i-eval.dts

   1 /*
   2  * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.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  *     You should have received a copy of the GNU General Public
  20  *     License along with this file; if not, write to the Free
  21  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  22  *     MA 02110-1301 USA
  23  *
  24  * Or, alternatively,
  25  *
  26  *  b) Permission is hereby granted, free of charge, to any person
  27  *     obtaining a copy of this software and associated documentation
  28  *     files (the "Software"), to deal in the Software without
  29  *     restriction, including without limitation the rights to use,
  30  *     copy, modify, merge, publish, distribute, sublicense, and/or
  31  *     sell copies of the Software, and to permit persons to whom the
  32  *     Software is furnished to do so, subject to the following
  33  *     conditions:
  34  *
  35  *     The above copyright notice and this permission notice shall be
  36  *     included in all copies or substantial portions of the Software.
  37  *
  38  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  39  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  40  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  41  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  42  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  43  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  44  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  45  *     OTHER DEALINGS IN THE SOFTWARE.
  46  */
  47
  48 /dts-v1/;
  49 #include "stm32f429.dtsi"
  50 #include <dt-bindings/input/input.h>
  51 #include <dt-bindings/gpio/gpio.h>
  52
  53 / {
  54         model = "STMicroelectronics STM32429i-EVAL board";
  55         compatible = "st,stm32429i-eval", "st,stm32f429";
  56
  57         chosen {
  58                 bootargs = "root=/dev/ram rdinit=/linuxrc";
  59                 stdout-path = "serial0:115200n8";
  60         };
  61
  62         memory {
  63                 reg = <0x00000000 0x2000000>;
  64         };
  65
  66         aliases {
  67                 serial0 = &usart1;
  68         };
  69
  70         clocks {
  71                 clk_ext_camera: clk-ext-camera {
  72                         #clock-cells = <0>;
  73                         compatible = "fixed-clock";
  74                         clock-frequency = <24000000>;
  75                 };
  76         };
  77
  78         soc {
  79                 dma-ranges = <0xc0000000 0x0 0x10000000>;
  80         };
  81
  82         regulators {
  83                 compatible = "simple-bus";
  84                 #address-cells = <1>;
  85                 #size-cells = <0>;
  86
  87                 reg_vref: regulator@0 {
  88                         compatible = "regulator-fixed";
  89                         reg = <0>;
  90                         regulator-name = "vref";
  91                         regulator-min-microvolt = <3300000>;
  92                         regulator-max-microvolt = <3300000>;
  93                 };
  94         };
  95
  96         leds {
  97                 compatible = "gpio-leds";
  98                 green {
  99                         gpios = <&gpiog 6 1>;
 100                         linux,default-trigger = "heartbeat";
 101                 };
 102                 orange {
 103                         gpios = <&gpiog 7 1>;
 104                 };
 105                 red {
 106                         gpios = <&gpiog 10 1>;
 107                 };
 108                 blue {
 109                         gpios = <&gpiog 12 1>;
 110                 };
 111         };
 112
 113         gpio_keys {
 114                 compatible = "gpio-keys";
 115                 #address-cells = <1>;
 116                 #size-cells = <0>;
 117                 autorepeat;
 118                 button@0 {
 119                         label = "Wake up";
 120                         linux,code = <KEY_WAKEUP>;
 121                         gpios = <&gpioa 0 0>;
 122                 };
 123                 button@1 {
 124                         label = "Tamper";
 125                         linux,code = <KEY_RESTART>;
 126                         gpios = <&gpioc 13 0>;
 127                 };
 128         };
 129
 130         usbotg_hs_phy: usbphy {
 131                 #phy-cells = <0>;
 132                 compatible = "usb-nop-xceiv";
 133                 clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHSULPI)>;
 134                 clock-names = "main_clk";
 135         };
 136
 137         panel_rgb: panel-rgb {
 138                 compatible = "ampire,am-480272h3tmqw-t01h";
 139                 status = "okay";
 140                 port {
 141                         panel_in_rgb: endpoint {
 142                                 remote-endpoint = <&ltdc_out_rgb>;
 143                         };
 144                 };
 145         };
 146 };
 147
 148 &adc {
 149         pinctrl-names = "default";
 150         pinctrl-0 = <&adc3_in8_pin>;
 151         vref-supply = <&reg_vref>;
 152         status = "okay";
 153         adc3: adc@200 {
 154                 st,adc-channels = <8>;
 155                 status = "okay";
 156         };
 157 };
 158
 159 &clk_hse {
 160         clock-frequency = <25000000>;
 161 };
 162
 163 &crc {
 164         status = "okay";
 165 };
 166
 167 &dcmi {
 168         status = "okay";
 169
 170         port {
 171                 dcmi_0: endpoint {
 172                         remote-endpoint = <&ov2640_0>;
 173                         bus-width = <8>;
 174                         hsync-active = <0>;
 175                         vsync-active = <0>;
 176                         pclk-sample = <1>;
 177                 };
 178         };
 179 };
 180
 181 &i2c1 {
 182         pinctrl-0 = <&i2c1_pins>;
 183         pinctrl-names = "default";
 184         status = "okay";
 185
 186         ov2640: camera@30 {
 187                 compatible = "ovti,ov2640";
 188                 reg = <0x30>;
 189                 resetb-gpios = <&stmpegpio 2 GPIO_ACTIVE_HIGH>;
 190                 pwdn-gpios = <&stmpegpio 0 GPIO_ACTIVE_LOW>;
 191                 clocks = <&clk_ext_camera>;
 192                 clock-names = "xvclk";
 193                 status = "okay";
 194
 195                 port {
 196                         ov2640_0: endpoint {
 197                                 remote-endpoint = <&dcmi_0>;
 198                         };
 199                 };
 200         };
 201
 202         stmpe1600: stmpe1600@42 {
 203                 compatible = "st,stmpe1600";
 204                 reg = <0x42>;
 205                 irq-gpio = <&gpioi 8 0>;
 206                 irq-trigger = <3>;
 207                 interrupts = <8 3>;
 208                 interrupt-parent = <&exti>;
 209                 interrupt-controller;
 210                 wakeup-source;
 211
 212                 stmpegpio: stmpe_gpio {
 213                         compatible = "st,stmpe-gpio";
 214                         gpio-controller;
 215                         #gpio-cells = <2>;
 216                 };
 217         };
 218 };
 219
 220 &iwdg {
 221         status = "okay";
 222         timeout-sec = <32>;
 223 };
 224
 225 &ltdc {
 226         status = "okay";
 227         pinctrl-0 = <&ltdc_pins>;
 228         pinctrl-names = "default";
 229         dma-ranges;
 230
 231         port {
 232                 ltdc_out_rgb: endpoint {
 233                         remote-endpoint = <&panel_in_rgb>;
 234                 };
 235         };
 236 };
 237
 238 &mac {
 239         status = "okay";
 240         pinctrl-0       = <&ethernet_mii>;
 241         pinctrl-names   = "default";
 242         phy-mode        = "mii";
 243         phy-handle      = <&phy1>;
 244         mdio0 {
 245                 #address-cells = <1>;
 246                 #size-cells = <0>;
 247                 compatible = "snps,dwmac-mdio";
 248                 phy1: ethernet-phy@1 {
 249                         reg = <1>;
 250                 };
 251         };
 252 };
 253
 254 &rtc {
 255         status = "okay";
 256 };
 257
 258 &timers1 {
 259         status = "okay";
 260
 261         pwm {
 262                 pinctrl-0 = <&pwm1_pins>;
 263                 pinctrl-names = "default";
 264                 status = "okay";
 265         };
 266
 267         timer@0 {
 268                 status = "okay";
 269         };
 270 };
 271
 272 &timers3 {
 273         status = "okay";
 274
 275         pwm {
 276                 pinctrl-0 = <&pwm3_pins>;
 277                 pinctrl-names = "default";
 278                 status = "okay";
 279         };
 280
 281         timer@2 {
 282                 status = "okay";
 283         };
 284 };
 285
 286 &usart1 {
 287         pinctrl-0 = <&usart1_pins_a>;
 288         pinctrl-names = "default";
 289         status = "okay";
 290 };
 291
 292 &usbotg_hs {
 293         dr_mode = "host";
 294         phys = <&usbotg_hs_phy>;
 295         phy-names = "usb2-phy";
 296         pinctrl-0 = <&usbotg_hs_pins_a>;
 297         pinctrl-names = "default";
 298         status = "okay";
 299 };