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f44848b6 VM |
1 | /* |
2 | * Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.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 <dt-bindings/input/input.h> | |
46 | ||
47 | / { | |
48 | model = "STMicroelectronics STM32F746-DISCO board"; | |
49 | compatible = "st,stm32f746-disco", "st,stm32f746"; | |
50 | ||
51 | chosen { | |
52 | bootargs = "root=/dev/ram"; | |
53 | stdout-path = "serial0:115200n8"; | |
54 | }; | |
55 | ||
56 | memory { | |
57 | reg = <0xC0000000 0x800000>; | |
58 | }; | |
59 | ||
60 | aliases { | |
61 | serial0 = &usart1; | |
62 | }; | |
63 | ||
f08da327 AD |
64 | usbotg_hs_phy: usb-phy { |
65 | #phy-cells = <0>; | |
66 | compatible = "usb-nop-xceiv"; | |
67 | clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>; | |
68 | clock-names = "main_clk"; | |
69 | }; | |
cae2ada3 AD |
70 | |
71 | /* This turns on vbus for otg fs for host mode (dwc2) */ | |
72 | vcc5v_otg_fs: vcc5v-otg-fs-regulator { | |
73 | compatible = "regulator-fixed"; | |
74 | gpio = <&gpiod 5 0>; | |
75 | regulator-name = "vcc5_host1"; | |
76 | regulator-always-on; | |
77 | }; | |
f44848b6 VM |
78 | }; |
79 | ||
80 | &clk_hse { | |
81 | clock-frequency = <25000000>; | |
82 | }; | |
83 | ||
84 | &usart1 { | |
85 | pinctrl-0 = <&usart1_pins_b>; | |
86 | pinctrl-names = "default"; | |
87 | status = "okay"; | |
88 | }; | |
f08da327 | 89 | |
cae2ada3 AD |
90 | &usbotg_fs { |
91 | dr_mode = "host"; | |
92 | pinctrl-0 = <&usbotg_fs_pins_a>; | |
93 | pinctrl-names = "default"; | |
94 | status = "okay"; | |
95 | }; | |
96 | ||
f08da327 AD |
97 | &usbotg_hs { |
98 | dr_mode = "host"; | |
99 | phys = <&usbotg_hs_phy>; | |
100 | phy-names = "usb2-phy"; | |
101 | pinctrl-0 = <&usbotg_hs_pins_b>; | |
102 | pinctrl-names = "default"; | |
103 | status = "okay"; | |
104 | }; |