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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" | |
a4501195 | 45 | #include "stm32f746-pinctrl.dtsi" |
f44848b6 | 46 | #include <dt-bindings/input/input.h> |
91f2c5e8 | 47 | #include <dt-bindings/gpio/gpio.h> |
f44848b6 VM |
48 | |
49 | / { | |
50 | model = "STMicroelectronics STM32F746-DISCO board"; | |
51 | compatible = "st,stm32f746-disco", "st,stm32f746"; | |
52 | ||
53 | chosen { | |
54 | bootargs = "root=/dev/ram"; | |
55 | stdout-path = "serial0:115200n8"; | |
56 | }; | |
57 | ||
58 | memory { | |
59 | reg = <0xC0000000 0x800000>; | |
60 | }; | |
61 | ||
62 | aliases { | |
63 | serial0 = &usart1; | |
64 | }; | |
65 | ||
f08da327 AD |
66 | usbotg_hs_phy: usb-phy { |
67 | #phy-cells = <0>; | |
68 | compatible = "usb-nop-xceiv"; | |
69 | clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>; | |
70 | clock-names = "main_clk"; | |
71 | }; | |
cae2ada3 AD |
72 | |
73 | /* This turns on vbus for otg fs for host mode (dwc2) */ | |
74 | vcc5v_otg_fs: vcc5v-otg-fs-regulator { | |
75 | compatible = "regulator-fixed"; | |
76 | gpio = <&gpiod 5 0>; | |
77 | regulator-name = "vcc5_host1"; | |
78 | regulator-always-on; | |
79 | }; | |
91f2c5e8 PC |
80 | |
81 | mmc_vcard: mmc_vcard { | |
82 | compatible = "regulator-fixed"; | |
83 | regulator-name = "mmc_vcard"; | |
84 | regulator-min-microvolt = <3300000>; | |
85 | regulator-max-microvolt = <3300000>; | |
86 | }; | |
f44848b6 VM |
87 | }; |
88 | ||
89 | &clk_hse { | |
90 | clock-frequency = <25000000>; | |
91 | }; | |
92 | ||
6cd81360 PYM |
93 | &i2c1 { |
94 | pinctrl-0 = <&i2c1_pins_b>; | |
95 | pinctrl-names = "default"; | |
96 | i2c-scl-rising-time-ns = <185>; | |
97 | i2c-scl-falling-time-ns = <20>; | |
98 | status = "okay"; | |
99 | }; | |
100 | ||
91f2c5e8 PC |
101 | &sdio1 { |
102 | status = "okay"; | |
103 | vmmc-supply = <&mmc_vcard>; | |
104 | cd-gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>; | |
105 | cd-inverted; | |
106 | pinctrl-names = "default", "opendrain"; | |
107 | pinctrl-0 = <&sdio_pins_a>; | |
108 | pinctrl-1 = <&sdio_pins_od_a>; | |
109 | bus-width = <4>; | |
110 | }; | |
111 | ||
f44848b6 VM |
112 | &usart1 { |
113 | pinctrl-0 = <&usart1_pins_b>; | |
114 | pinctrl-names = "default"; | |
115 | status = "okay"; | |
116 | }; | |
f08da327 | 117 | |
cae2ada3 AD |
118 | &usbotg_fs { |
119 | dr_mode = "host"; | |
120 | pinctrl-0 = <&usbotg_fs_pins_a>; | |
121 | pinctrl-names = "default"; | |
122 | status = "okay"; | |
123 | }; | |
124 | ||
f08da327 AD |
125 | &usbotg_hs { |
126 | dr_mode = "host"; | |
127 | phys = <&usbotg_hs_phy>; | |
128 | phy-names = "usb2-phy"; | |
129 | pinctrl-0 = <&usbotg_hs_pins_b>; | |
130 | pinctrl-names = "default"; | |
131 | status = "okay"; | |
132 | }; |