1/*
2 * Copyright (C) 2015, STMicroelectronics - All Rights Reserved
3 * Author(s):  Maxime Coquelin <mcoquelin.stm32@gmail.com> for STMicroelectronics.
4 *
5 * This file is dual-licensed: you can use it either under the terms
6 * of the GPL or the X11 license, at your option. Note that this dual
7 * licensing only applies to this file, and not this project as a
8 * whole.
9 *
10 *  a) This file is free software; you can redistribute it and/or
11 *     modify it under the terms of the GNU General Public License as
12 *     published by the Free Software Foundation; either version 2 of the
13 *     License, or (at your option) any later version.
14 *
15 *     This file is distributed in the hope that it will be useful,
16 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *     GNU General Public License for more details.
19 *
20 * Or, alternatively,
21 *
22 *  b) Permission is hereby granted, free of charge, to any person
23 *     obtaining a copy of this software and associated documentation
24 *     files (the "Software"), to deal in the Software without
25 *     restriction, including without limitation the rights to use,
26 *     copy, modify, merge, publish, distribute, sublicense, and/or
27 *     sell copies of the Software, and to permit persons to whom the
28 *     Software is furnished to do so, subject to the following
29 *     conditions:
30 *
31 *     The above copyright notice and this permission notice shall be
32 *     included in all copies or substantial portions of the Software.
33 *
34 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
35 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
36 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
37 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
38 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
39 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
40 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
41 *     OTHER DEALINGS IN THE SOFTWARE.
42 */
43
44/dts-v1/;
45#include "stm32f429.dtsi"
46#include "stm32f429-pinctrl.dtsi"
47#include <dt-bindings/input/input.h>
48
49/ {
50	model = "STMicroelectronics STM32F429i-DISCO board";
51	compatible = "st,stm32f429i-disco", "st,stm32f429";
52
53	chosen {
54		bootargs = "root=/dev/ram";
55		stdout-path = "serial0:115200n8";
56	};
57
58	memory {
59		reg = <0x90000000 0x800000>;
60	};
61
62	aliases {
63		serial0 = &usart1;
64	};
65
66	leds {
67		compatible = "gpio-leds";
68		red {
69			gpios = <&gpiog 14 0>;
70		};
71		green {
72			gpios = <&gpiog 13 0>;
73			linux,default-trigger = "heartbeat";
74		};
75	};
76
77	gpio_keys {
78		compatible = "gpio-keys";
79		#address-cells = <1>;
80		#size-cells = <0>;
81		autorepeat;
82		button@0 {
83			label = "User";
84			linux,code = <KEY_HOME>;
85			gpios = <&gpioa 0 0>;
86		};
87	};
88
89	/* This turns on vbus for otg for host mode (dwc2) */
90	vcc5v_otg: vcc5v-otg-regulator {
91		compatible = "regulator-fixed";
92		gpio = <&gpioc 4 0>;
93		regulator-name = "vcc5_host1";
94		regulator-always-on;
95	};
96};
97
98&clk_hse {
99	clock-frequency = <8000000>;
100};
101
102&crc {
103	status = "okay";
104};
105
106&rtc {
107	assigned-clocks = <&rcc 1 CLK_RTC>;
108	assigned-clock-parents = <&rcc 1 CLK_LSI>;
109	status = "okay";
110};
111
112&usart1 {
113	pinctrl-0 = <&usart1_pins_a>;
114	pinctrl-names = "default";
115	status = "okay";
116};
117
118&usbotg_hs {
119	compatible = "st,stm32f4x9-fsotg";
120	dr_mode = "host";
121	pinctrl-0 = <&usbotg_fs_pins_b>;
122	pinctrl-names = "default";
123	status = "okay";
124};
125