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 "stm32f429-pinctrl.dtsi"
  51 #include <dt-bindings/input/input.h>
  52 #include <dt-bindings/gpio/gpio.h>
  53
  54 / {
  55         model = "STMicroelectronics STM32429i-EVAL board";
  56         compatible = "st,stm32429i-eval", "st,stm32f429";
  57
  58         chosen {
  59                 bootargs = "root=/dev/ram";
  60                 stdout-path = "serial0:115200n8";
  61         };
  62
  63         memory {
  64                 reg = <0x00000000 0x2000000>;
  65         };
  66
  67         aliases {
  68                 serial0 = &usart1;
  69         };
  70
  71         clocks {
  72                 clk_ext_camera: clk-ext-camera {
  73                         #clock-cells = <0>;
  74                         compatible = "fixed-clock";
  75                         clock-frequency = <24000000>;
  76                 };
  77         };
  78
  79         soc {
  80                 dma-ranges = <0xc0000000 0x0 0x10000000>;
  81         };
  82
  83         regulators {
  84                 compatible = "simple-bus";
  85                 #address-cells = <1>;
  86                 #size-cells = <0>;
  87
  88                 reg_vref: regulator@0 {
  89                         compatible = "regulator-fixed";
  90                         reg = <0>;
  91                         regulator-name = "vref";
  92                         regulator-min-microvolt = <3300000>;
  93                         regulator-max-microvolt = <3300000>;
  94                 };
  95         };
  96
  97         leds {
  98                 compatible = "gpio-leds";
  99                 green {
 100                         gpios = <&gpiog 6 1>;
 101                         linux,default-trigger = "heartbeat";
 102                 };
 103                 orange {
 104                         gpios = <&gpiog 7 1>;
 105                 };
 106                 red {
 107                         gpios = <&gpiog 10 1>;
 108                 };
 109                 blue {
 110                         gpios = <&gpiog 12 1>;
 111                 };
 112         };
 113
 114         gpio_keys {
 115                 compatible = "gpio-keys";
 116                 #address-cells = <1>;
 117                 #size-cells = <0>;
 118                 autorepeat;
 119                 button@0 {
 120                         label = "Wake up";
 121                         linux,code = <KEY_WAKEUP>;
 122                         gpios = <&gpioa 0 0>;
 123                 };
 124                 button@1 {
 125                         label = "Tamper";
 126                         linux,code = <KEY_RESTART>;
 127                         gpios = <&gpioc 13 0>;
 128                 };
 129         };
 130
 131         usbotg_hs_phy: usbphy {
 132                 #phy-cells = <0>;
 133                 compatible = "usb-nop-xceiv";
 134                 clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHSULPI)>;
 135                 clock-names = "main_clk";
 136         };
 137
 138         panel_rgb: panel-rgb {
 139                 compatible = "ampire,am-480272h3tmqw-t01h";
 140                 status = "okay";
 141                 port {
 142                         panel_in_rgb: endpoint {
 143                                 remote-endpoint = <&ltdc_out_rgb>;
 144                         };
 145                 };
 146         };
 147 };
 148
 149 &adc {
 150         pinctrl-names = "default";
 151         pinctrl-0 = <&adc3_in8_pin>;
 152         vref-supply = <&reg_vref>;
 153         status = "okay";
 154         adc3: adc@200 {
 155                 st,adc-channels = <8>;
 156                 status = "okay";
 157         };
 158 };
 159
 160 &clk_hse {
 161         clock-frequency = <25000000>;
 162 };
 163
 164 &crc {
 165         status = "okay";
 166 };
 167
 168 &dcmi {
 169         status = "okay";
 170
 171         port {
 172                 dcmi_0: endpoint {
 173                         remote-endpoint = <&ov2640_0>;
 174                         bus-width = <8>;
 175                         hsync-active = <0>;
 176                         vsync-active = <0>;
 177                         pclk-sample = <1>;
 178                 };
 179         };
 180 };
 181
 182 &i2c1 {
 183         pinctrl-0 = <&i2c1_pins>;
 184         pinctrl-names = "default";
 185         status = "okay";
 186
 187         ov2640: camera@30 {
 188                 compatible = "ovti,ov2640";
 189                 reg = <0x30>;
 190                 resetb-gpios = <&stmpegpio 2 GPIO_ACTIVE_HIGH>;
 191                 pwdn-gpios = <&stmpegpio 0 GPIO_ACTIVE_LOW>;
 192                 clocks = <&clk_ext_camera>;
 193                 clock-names = "xvclk";
 194                 status = "okay";
 195
 196                 port {
 197                         ov2640_0: endpoint {
 198                                 remote-endpoint = <&dcmi_0>;
 199                         };
 200                 };
 201         };
 202
 203         stmpe1600: stmpe1600@42 {
 204                 compatible = "st,stmpe1600";
 205                 reg = <0x42>;
 206                 interrupts = <8 3>;
 207                 interrupt-parent = <&gpioi>;
 208                 interrupt-controller;
 209                 wakeup-source;
 210
 211                 stmpegpio: stmpe_gpio {
 212                         compatible = "st,stmpe-gpio";
 213                         gpio-controller;
 214                         #gpio-cells = <2>;
 215                 };
 216         };
 217 };
 218
 219 &iwdg {
 220         status = "okay";
 221         timeout-sec = <32>;
 222 };
 223
 224 &ltdc {
 225         status = "okay";
 226         pinctrl-0 = <&ltdc_pins>;
 227         pinctrl-names = "default";
 228         dma-ranges;
 229
 230         port {
 231                 ltdc_out_rgb: endpoint {
 232                         remote-endpoint = <&panel_in_rgb>;
 233                 };
 234         };
 235 };
 236
 237 &mac {
 238         status = "okay";
 239         pinctrl-0       = <&ethernet_mii>;
 240         pinctrl-names   = "default";
 241         phy-mode        = "mii";
 242         phy-handle      = <&phy1>;
 243         mdio0 {
 244                 #address-cells = <1>;
 245                 #size-cells = <0>;
 246                 compatible = "snps,dwmac-mdio";
 247                 phy1: ethernet-phy@1 {
 248                         reg = <1>;
 249                 };
 250         };
 251 };
 252
 253 &rtc {
 254         status = "okay";
 255 };
 256
 257 &timers1 {
 258         status = "okay";
 259
 260         pwm {
 261                 pinctrl-0 = <&pwm1_pins>;
 262                 pinctrl-names = "default";
 263                 status = "okay";
 264         };
 265
 266         timer@0 {
 267                 status = "okay";
 268         };
 269 };
 270
 271 &timers3 {
 272         status = "okay";
 273
 274         pwm {
 275                 pinctrl-0 = <&pwm3_pins>;
 276                 pinctrl-names = "default";
 277                 status = "okay";
 278         };
 279
 280         timer@2 {
 281                 status = "okay";
 282         };
 283 };
 284
 285 &usart1 {
 286         pinctrl-0 = <&usart1_pins_a>;
 287         pinctrl-names = "default";
 288         status = "okay";
 289 };
 290
 291 &usbotg_hs {
 292         dr_mode = "host";
 293         phys = <&usbotg_hs_phy>;
 294         phy-names = "usb2-phy";
 295         pinctrl-0 = <&usbotg_hs_pins_a>;
 296         pinctrl-names = "default";
 297         status = "okay";
 298 };