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 #include <dt-bindings/media/video-interfaces.h>
54
55 / {
56 model = "STMicroelectronics STM32429i-EVAL board";
57 compatible = "st,stm32429i-eval", "st,stm32f429";
58
59 chosen {
60 bootargs = "root=/dev/ram";
61 stdout-path = "serial0:115200n8";
62 };
63
64 memory@0 {
65 device_type = "memory";
66 reg = <0x00000000 0x2000000>;
67 };
68
69 aliases {
70 serial0 = &usart1;
71 };
72
73 clocks {
74 clk_ext_camera: clk-ext-camera {
75 #clock-cells = <0>;
76 compatible = "fixed-clock";
77 clock-frequency = <24000000>;
78 };
79 };
80
81 soc {
82 dma-ranges = <0xc0000000 0x0 0x10000000>;
83 };
84
85 vdda: regulator-vdda {
86 compatible = "regulator-fixed";
87 regulator-name = "vdda";
88 regulator-min-microvolt = <3300000>;
89 regulator-max-microvolt = <3300000>;
90 };
91
92 vref: regulator-vref {
93 compatible = "regulator-fixed";
94 regulator-name = "vref";
95 regulator-min-microvolt = <3300000>;
96 regulator-max-microvolt = <3300000>;
97 };
98
99 vdd_panel: vdd-panel {
100 compatible = "regulator-fixed";
101 regulator-name = "vdd_panel";
102 regulator-min-microvolt = <3300000>;
103 regulator-max-microvolt = <3300000>;
104 };
105
106 leds {
107 compatible = "gpio-leds";
108 led-green {
109 gpios = <&gpiog 6 1>;
110 linux,default-trigger = "heartbeat";
111 };
112 led-orange {
113 gpios = <&gpiog 7 1>;
114 };
115 led-red {
116 gpios = <&gpiog 10 1>;
117 };
118 led-blue {
119 gpios = <&gpiog 12 1>;
120 };
121 };
122
123 gpio-keys {
124 compatible = "gpio-keys";
125 autorepeat;
126 button-0 {
127 label = "Wake up";
128 linux,code = <KEY_WAKEUP>;
129 gpios = <&gpioa 0 0>;
130 };
131 button-1 {
132 label = "Tamper";
133 linux,code = <KEY_RESTART>;
134 gpios = <&gpioc 13 0>;
135 };
136 };
137
138 usbotg_hs_phy: usbphy {
139 #phy-cells = <0>;
140 compatible = "usb-nop-xceiv";
141 clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHSULPI)>;
142 clock-names = "main_clk";
143 };
144
145 panel_rgb: panel-rgb {
146 compatible = "ampire,am-480272h3tmqw-t01h";
147 power-supply = <&vdd_panel>;
148 status = "okay";
149 port {
150 panel_in_rgb: endpoint {
151 remote-endpoint = <<dc_out_rgb>;
152 };
153 };
154 };
155
156 mmc_vcard: mmc_vcard {
157 compatible = "regulator-fixed";
158 regulator-name = "mmc_vcard";
159 regulator-min-microvolt = <3300000>;
160 regulator-max-microvolt = <3300000>;
161 };
162 };
163
164 &adc {
165 pinctrl-names = "default";
166 pinctrl-0 = <&adc3_in8_pin>;
167 vdda-supply = <&vdda>;
168 vref-supply = <&vref>;
169 status = "okay";
170 adc3: adc@200 {
171 st,adc-channels = <8>;
172 status = "okay";
173 };
174 };
175
176 &clk_hse {
177 clock-frequency = <25000000>;
178 };
179
180 &crc {
181 status = "okay";
182 };
183
184 &dcmi {
185 status = "okay";
186
187 port {
188 dcmi_0: endpoint {
189 remote-endpoint = <&ov2640_0>;
190 bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
191 bus-width = <8>;
192 hsync-active = <0>;
193 vsync-active = <0>;
194 pclk-sample = <1>;
195 };
196 };
197 };
198
199 &i2c1 {
200 pinctrl-0 = <&i2c1_pins>;
201 pinctrl-names = "default";
202 status = "okay";
203
204 ov2640: camera@30 {
205 compatible = "ovti,ov2640";
206 reg = <0x30>;
207 resetb-gpios = <&stmpegpio 2 GPIO_ACTIVE_HIGH>;
208 pwdn-gpios = <&stmpegpio 0 GPIO_ACTIVE_LOW>;
209 clocks = <&clk_ext_camera>;
210 clock-names = "xvclk";
211 status = "okay";
212
213 port {
214 ov2640_0: endpoint {
215 remote-endpoint = <&dcmi_0>;
216 };
217 };
218 };
219
220 stmpe1600: stmpe1600@42 {
221 compatible = "st,stmpe1600";
222 reg = <0x42>;
223 interrupts = <8 3>;
224 interrupt-parent = <&gpioi>;
225 wakeup-source;
226
227 stmpegpio: stmpe_gpio {
228 compatible = "st,stmpe-gpio";
229 gpio-controller;
230 #gpio-cells = <2>;
231 };
232 };
233 };
234
235 &iwdg {
236 status = "okay";
237 timeout-sec = <32>;
238 };
239
240 <dc {
241 status = "okay";
242 pinctrl-0 = <<dc_pins_a>;
243 pinctrl-names = "default";
244
245 port {
246 ltdc_out_rgb: endpoint {
247 remote-endpoint = <&panel_in_rgb>;
248 };
249 };
250 };
251
252 &mac {
253 status = "okay";
254 pinctrl-0 = <ðernet_mii>;
255 pinctrl-names = "default";
256 phy-mode = "mii";
257 phy-handle = <&phy1>;
258 mdio0 {
259 #address-cells = <1>;
260 #size-cells = <0>;
261 compatible = "snps,dwmac-mdio";
262 phy1: ethernet-phy@1 {
263 reg = <1>;
264 };
265 };
266 };
267
268 &rtc {
269 status = "okay";
270 };
271
272 &sdio {
273 status = "okay";
274 vmmc-supply = <&mmc_vcard>;
275 cd-gpios = <&stmpegpio 15 GPIO_ACTIVE_LOW>;
276 pinctrl-names = "default", "opendrain";
277 pinctrl-0 = <&sdio_pins>;
278 pinctrl-1 = <&sdio_pins_od>;
279 bus-width = <4>;
280 max-frequency = <12500000>;
281 };
282
283 &timers1 {
284 status = "okay";
285
286 pwm {
287 pinctrl-0 = <&pwm1_pins>;
288 pinctrl-names = "default";
289 status = "okay";
290 };
291
292 timer@0 {
293 status = "okay";
294 };
295 };
296
297 &timers3 {
298 status = "okay";
299
300 pwm {
301 pinctrl-0 = <&pwm3_pins>;
302 pinctrl-names = "default";
303 status = "okay";
304 };
305
306 timer@2 {
307 status = "okay";
308 };
309 };
310
311 &timers5 {
312 /* Override timer5 to act as clockevent */
313 compatible = "st,stm32-timer";
314 interrupts = <50>;
315 status = "okay";
316 /delete-property/#address-cells;
317 /delete-property/#size-cells;
318 /delete-property/clock-names;
319 /delete-node/pwm;
320 /delete-node/timer@4;
321 };
322
323 &usart1 {
324 pinctrl-0 = <&usart1_pins_a>;
325 pinctrl-names = "default";
326 status = "okay";
327 };
328
329 &usbotg_hs {
330 dr_mode = "host";
331 phys = <&usbotg_hs_phy>;
332 phy-names = "usb2-phy";
333 pinctrl-0 = <&usbotg_hs_pins_a>;
334 pinctrl-names = "default";
335 status = "okay";
336 };
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