/* * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com> * * This file is dual-licensed: you can use it either under the terms * of the GPL or the X11 license, at your option. Note that this dual * licensing only applies to this file, and not this project as a * whole. * * a) This file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This file is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this file; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, * MA 02110-1301 USA * * Or, alternatively, * * b) Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ /dts-v1/; #include "stm32f429.dtsi" #include "stm32f429-pinctrl.dtsi" #include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/gpio/gpio.h> / { model = "STMicroelectronics STM32F429i-DISCO board"; compatible = "st,stm32f429i-disco", "st,stm32f429"; chosen { bootargs = "root=/dev/ram"; stdout-path = "serial0:115200n8"; }; memory@90000000 { device_type = "memory"; reg = <0x90000000 0x800000>; }; aliases { serial0 = &usart1; }; leds { compatible = "gpio-leds"; led-red { gpios = <&gpiog 14 0>; }; led-green { gpios = <&gpiog 13 0>; linux,default-trigger = "heartbeat"; }; }; gpio-keys { compatible = "gpio-keys"; autorepeat; button-0 { label = "User"; linux,code = <KEY_HOME>; gpios = <&gpioa 0 0>; }; }; /* This turns on vbus for otg for host mode (dwc2) */ vcc5v_otg: vcc5v-otg-regulator { compatible = "regulator-fixed"; gpio = <&gpioc 4 0>; regulator-name = "vcc5_host1"; regulator-always-on; }; }; &clk_hse { clock-frequency = <8000000>; }; &crc { status = "okay"; }; &i2c3 { pinctrl-names = "default"; pinctrl-0 = <&i2c3_pins>; clock-frequency = <100000>; status = "okay"; stmpe811@41 { compatible = "st,stmpe811"; reg = <0x41>; interrupts = <15 IRQ_TYPE_EDGE_FALLING>; interrupt-parent = <&gpioa>; /* 3.25 MHz ADC clock speed */ st,adc-freq = <1>; /* 12-bit ADC */ st,mod-12b = <1>; /* internal ADC reference */ st,ref-sel = <0>; /* ADC converstion time: 80 clocks */ st,sample-time = <4>; stmpe_touchscreen { compatible = "st,stmpe-ts"; /* 8 sample average control */ st,ave-ctrl = <3>; /* 7 length fractional part in z */ st,fraction-z = <7>; /* * 50 mA typical 80 mA max touchscreen drivers * current limit value */ st,i-drive = <1>; /* 1 ms panel driver settling time */ st,settling = <3>; /* 5 ms touch detect interrupt delay */ st,touch-det-delay = <5>; }; stmpe_adc { compatible = "st,stmpe-adc"; /* forbid to use ADC channels 3-0 (touch) */ st,norequest-mask = <0x0F>; }; }; }; <dc { status = "okay"; pinctrl-0 = <<dc_pins_b>; pinctrl-names = "default"; port { ltdc_out_rgb: endpoint { remote-endpoint = <&panel_in_rgb>; }; }; }; &rtc { assigned-clocks = <&rcc 1 CLK_RTC>; assigned-clock-parents = <&rcc 1 CLK_LSI>; status = "okay"; }; &spi5 { status = "okay"; pinctrl-0 = <&spi5_pins>; pinctrl-names = "default"; #address-cells = <1>; #size-cells = <0>; cs-gpios = <&gpioc 1 GPIO_ACTIVE_LOW>, <&gpioc 2 GPIO_ACTIVE_LOW>; l3gd20: l3gd20@0 { compatible = "st,l3gd20-gyro"; spi-max-frequency = <10000000>; st,drdy-int-pin = <2>; interrupt-parent = <&gpioa>; interrupts = <1 IRQ_TYPE_EDGE_RISING>, <2 IRQ_TYPE_EDGE_RISING>; reg = <0>; status = "okay"; }; display: display@1 { /* Connect panel-ilitek-9341 to ltdc */ compatible = "st,sf-tc240t-9370-t", "ilitek,ili9341"; reg = <1>; spi-3wire; spi-max-frequency = <10000000>; dc-gpios = <&gpiod 13 0>; port { panel_in_rgb: endpoint { remote-endpoint = <<dc_out_rgb>; }; }; }; }; &timers5 { /* Override timer5 to act as clockevent */ compatible = "st,stm32-timer"; interrupts = <50>; status = "okay"; /delete-property/#address-cells; /delete-property/#size-cells; /delete-property/clock-names; /delete-node/pwm; /delete-node/timer@4; }; &usart1 { pinctrl-0 = <&usart1_pins_a>; pinctrl-names = "default"; status = "okay"; }; &usbotg_hs { compatible = "st,stm32f4x9-fsotg"; dr_mode = "host"; pinctrl-0 = <&usbotg_fs_pins_b>; pinctrl-names = "default"; status = "okay"; };