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 "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 aliases { 64 serial0 = &usart1; 65 }; 66 67 leds { 68 compatible = "gpio-leds"; 69 led-green { 70 gpios = <&gpioj 5 GPIO_ACTIVE_HIGH>; 71 linux,default-trigger = "heartbeat"; 72 }; 73 led-red { 74 gpios = <&gpioj 13 GPIO_ACTIVE_HIGH>; 75 }; 76 }; 77 78 gpio-keys { 79 compatible = "gpio-keys"; 80 autorepeat; 81 button-0 { 82 label = "User"; 83 linux,code = <KEY_HOME>; 84 gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>; 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&rcc { 104 compatible = "st,stm32f769-rcc", "st,stm32f746-rcc", "st,stm32-rcc"; 105}; 106 107&cec { 108 pinctrl-0 = <&cec_pins_a>; 109 pinctrl-names = "default"; 110 status = "okay"; 111}; 112 113&clk_hse { 114 clock-frequency = <25000000>; 115}; 116 117&i2c1 { 118 pinctrl-0 = <&i2c1_pins_b>; 119 pinctrl-names = "default"; 120 i2c-scl-rising-time-ns = <185>; 121 i2c-scl-falling-time-ns = <20>; 122 status = "okay"; 123}; 124 125&rtc { 126 status = "okay"; 127}; 128 129&sdio2 { 130 status = "okay"; 131 vmmc-supply = <&mmc_vcard>; 132 cd-gpios = <&gpioi 15 GPIO_ACTIVE_LOW>; 133 broken-cd; 134 pinctrl-names = "default", "opendrain", "sleep"; 135 pinctrl-0 = <&sdio_pins_b>; 136 pinctrl-1 = <&sdio_pins_od_b>; 137 pinctrl-2 = <&sdio_pins_sleep_b>; 138 bus-width = <4>; 139}; 140 141&timers5 { 142 /* Override timer5 to act as clockevent */ 143 compatible = "st,stm32-timer"; 144 interrupts = <50>; 145 status = "okay"; 146 /delete-property/#address-cells; 147 /delete-property/#size-cells; 148 /delete-property/clock-names; 149 /delete-node/pwm; 150 /delete-node/timer@4; 151}; 152 153&usart1 { 154 pinctrl-0 = <&usart1_pins_a>; 155 pinctrl-names = "default"; 156 status = "okay"; 157}; 158 159&usbotg_hs { 160 dr_mode = "otg"; 161 phys = <&usbotg_hs_phy>; 162 phy-names = "usb2-phy"; 163 pinctrl-0 = <&usbotg_hs_pins_a>; 164 pinctrl-names = "default"; 165 status = "okay"; 166}; 167