Merge tag 'for-linus-4.15-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6-block.git] / arch / arm / boot / dts / stm32f746-disco.dts
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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
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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 };
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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 };
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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};
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90&usbotg_fs {
91 dr_mode = "host";
92 pinctrl-0 = <&usbotg_fs_pins_a>;
93 pinctrl-names = "default";
94 status = "okay";
95};
96
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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};