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 * Or, alternatively,
 20 *
 21 *  b) Permission is hereby granted, free of charge, to any person
 22 *     obtaining a copy of this software and associated documentation
 23 *     files (the "Software"), to deal in the Software without
 24 *     restriction, including without limitation the rights to use,
 25 *     copy, modify, merge, publish, distribute, sublicense, and/or
 26 *     sell copies of the Software, and to permit persons to whom the
 27 *     Software is furnished to do so, subject to the following
 28 *     conditions:
 29 *
 30 *     The above copyright notice and this permission notice shall be
 31 *     included in all copies or substantial portions of the Software.
 32 *
 33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 40 *     OTHER DEALINGS IN THE SOFTWARE.
 41 */
 42
 43/dts-v1/;
 44#include "stm32f746.dtsi"
 45#include "stm32f746-pinctrl.dtsi"
 46#include <dt-bindings/input/input.h>
 47
 48/ {
 49	model = "STMicroelectronics STM32746g-EVAL board";
 50	compatible = "st,stm32746g-eval", "st,stm32f746";
 51
 52	chosen {
 53		bootargs = "root=/dev/ram";
 54		stdout-path = "serial0:115200n8";
 55	};
 56
 57	memory {
 58		reg = <0xc0000000 0x2000000>;
 59	};
 60
 61	aliases {
 62		serial0 = &usart1;
 63	};
 64
 65	leds {
 66		compatible = "gpio-leds";
 67		green {
 68			gpios = <&gpiof 10 1>;
 69			linux,default-trigger = "heartbeat";
 70		};
 71		red {
 72			gpios = <&gpiob 7 1>;
 73		};
 74	};
 75
 76	gpio_keys {
 77		compatible = "gpio-keys";
 78		#address-cells = <1>;
 79		#size-cells = <0>;
 80		autorepeat;
 81		button@0 {
 82			label = "Wake up";
 83			linux,code = <KEY_WAKEUP>;
 84			gpios = <&gpioc 13 0>;
 85		};
 86	};
 87
 88	usbotg_hs_phy: usb-phy {
 89		#phy-cells = <0>;
 90		compatible = "usb-nop-xceiv";
 91		clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
 92		clock-names = "main_clk";
 93	};
 94
 95	mmc_vcard: mmc_vcard {
 96		compatible = "regulator-fixed";
 97		regulator-name = "mmc_vcard";
 98		regulator-min-microvolt = <3300000>;
 99		regulator-max-microvolt = <3300000>;
100	};
101};
102
103&clk_hse {
104	clock-frequency = <25000000>;
105};
106
107&crc {
108	status = "okay";
109};
110
111&i2c1 {
112	pinctrl-0 = <&i2c1_pins_b>;
113	pinctrl-names = "default";
114	i2c-scl-rising-time-ns = <185>;
115	i2c-scl-falling-time-ns = <20>;
116	status = "okay";
117};
118
119&rtc {
120	status = "okay";
121};
122
123&sdio1 {
124	status = "okay";
125	vmmc-supply = <&mmc_vcard>;
126	broken-cd;
127	pinctrl-names = "default", "opendrain";
128	pinctrl-0 = <&sdio_pins_a>;
129	pinctrl-1 = <&sdio_pins_od_a>;
130	bus-width = <4>;
131};
132
133&usart1 {
134	pinctrl-0 = <&usart1_pins_a>;
135	pinctrl-names = "default";
136	status = "okay";
137};
138
139&usbotg_hs {
140	dr_mode = "otg";
141	phys = <&usbotg_hs_phy>;
142	phy-names = "usb2-phy";
143	pinctrl-0 = <&usbotg_hs_pins_a>;
144	pinctrl-names = "default";
145	status = "okay";
146};