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 "stm32f769.dtsi"
45#include "stm32f769-pinctrl.dtsi"
46#include <dt-bindings/input/input.h>
47#include <dt-bindings/gpio/gpio.h>
48
49/ {
50	model = "STMicroelectronics STM32F769-DISCO board";
51	compatible = "st,stm32f769-disco", "st,stm32f769";
52
53	chosen {
54		bootargs = "root=/dev/ram";
55		stdout-path = "serial0:115200n8";
56	};
57
58	memory@c0000000 {
59		device_type = "memory";
60		reg = <0xC0000000 0x1000000>;
61	};
62
63	reserved-memory {
64		#address-cells = <1>;
65		#size-cells = <1>;
66		ranges;
67
68		linux,dma {
69			compatible = "shared-dma-pool";
70			linux,dma-default;
71			no-map;
72			size = <0x100000>;
73		};
74	};
75
76	aliases {
77		serial0 = &usart1;
78	};
79
80	leds {
81		compatible = "gpio-leds";
82		led-usr2 {
83			gpios = <&gpioj 5 GPIO_ACTIVE_HIGH>;
84			linux,default-trigger = "heartbeat";
85		};
86		led-usr1 {
87			gpios = <&gpioj 13 GPIO_ACTIVE_HIGH>;
88		};
89		led-usr3 {
90			gpios = <&gpioa 12 GPIO_ACTIVE_HIGH>;
91		};
92	};
93
94	gpio-keys {
95		compatible = "gpio-keys";
96		autorepeat;
97		button-0 {
98			label = "User";
99			linux,code = <KEY_HOME>;
100			gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
101		};
102	};
103
104	usbotg_hs_phy: usb-phy {
105		#phy-cells = <0>;
106		compatible = "usb-nop-xceiv";
107		clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
108		clock-names = "main_clk";
109	};
110
111	vcc_3v3: vcc-3v3 {
112		compatible = "regulator-fixed";
113		regulator-name = "vcc_3v3";
114		regulator-min-microvolt = <3300000>;
115		regulator-max-microvolt = <3300000>;
116	};
117};
118
119&rcc {
120	compatible = "st,stm32f769-rcc", "st,stm32f746-rcc", "st,stm32-rcc";
121};
122
123&cec {
124	pinctrl-0 = <&cec_pins_a>;
125	pinctrl-names = "default";
126	status = "okay";
127};
128
129&clk_hse {
130	clock-frequency = <25000000>;
131};
132
133&dsi {
134	#address-cells = <1>;
135	#size-cells = <0>;
136	status = "okay";
137
138	ports {
139		#address-cells = <1>;
140		#size-cells = <0>;
141
142		port@0 {
143			reg = <0>;
144			dsi_in: endpoint {
145				remote-endpoint = <&ltdc_out_dsi>;
146			};
147		};
148
149		port@1 {
150			reg = <1>;
151			dsi_out: endpoint {
152				remote-endpoint = <&dsi_panel_in>;
153			};
154		};
155	};
156
157	panel0: panel@0 {
158		compatible = "orisetech,otm8009a";
159		reg = <0>; /* dsi virtual channel (0..3) */
160		reset-gpios = <&gpioj 15 GPIO_ACTIVE_LOW>;
161		power-supply = <&vcc_3v3>;
162		status = "okay";
163
164		port {
165			dsi_panel_in: endpoint {
166				remote-endpoint = <&dsi_out>;
167			};
168		};
169	};
170};
171
172&i2c1 {
173	pinctrl-0 = <&i2c1_pins_b>;
174	pinctrl-names = "default";
175	i2c-scl-rising-time-ns = <185>;
176	i2c-scl-falling-time-ns = <20>;
177	status = "okay";
178};
179
180&ltdc {
181	status = "okay";
182
183	port {
184		ltdc_out_dsi: endpoint {
185			remote-endpoint = <&dsi_in>;
186		};
187	};
188};
189
190&rtc {
191	status = "okay";
192};
193
194&sdio2 {
195	status = "okay";
196	vmmc-supply = <&vcc_3v3>;
197	cd-gpios = <&gpioi 15 GPIO_ACTIVE_LOW>;
198	broken-cd;
199	pinctrl-names = "default", "opendrain", "sleep";
200	pinctrl-0 = <&sdio_pins_b>;
201	pinctrl-1 = <&sdio_pins_od_b>;
202	pinctrl-2 = <&sdio_pins_sleep_b>;
203	bus-width = <4>;
204};
205
206&timers5 {
207	/* Override timer5 to act as clockevent */
208	compatible = "st,stm32-timer";
209	interrupts = <50>;
210	status = "okay";
211	/delete-property/#address-cells;
212	/delete-property/#size-cells;
213	/delete-property/clock-names;
214	/delete-node/pwm;
215	/delete-node/timer@4;
216};
217
218&usart1 {
219	pinctrl-0 = <&usart1_pins_a>;
220	pinctrl-names = "default";
221	status = "okay";
222};
223
224&usbotg_hs {
225	dr_mode = "otg";
226	phys = <&usbotg_hs_phy>;
227	phy-names = "usb2-phy";
228	pinctrl-0 = <&usbotg_hs_pins_a>;
229	pinctrl-names = "default";
230	status = "okay";
231};
232