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d0b9a8c517
This patch adds I2C1 support for STM32F746 eval board Signed-off-by: M'boumba Cedric Madianga <cedric.madianga@gmail.com> Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
113 lines
3.0 KiB
Plaintext
113 lines
3.0 KiB
Plaintext
/*
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* Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/dts-v1/;
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#include "stm32f746.dtsi"
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#include <dt-bindings/input/input.h>
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/ {
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model = "STMicroelectronics STM32746g-EVAL board";
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compatible = "st,stm32746g-eval", "st,stm32f746";
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chosen {
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bootargs = "root=/dev/ram";
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stdout-path = "serial0:115200n8";
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};
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memory {
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reg = <0xc0000000 0x2000000>;
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};
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aliases {
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serial0 = &usart1;
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};
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leds {
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compatible = "gpio-leds";
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green {
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gpios = <&gpiof 10 1>;
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linux,default-trigger = "heartbeat";
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};
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red {
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gpios = <&gpiob 7 1>;
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};
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};
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gpio_keys {
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compatible = "gpio-keys";
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#address-cells = <1>;
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#size-cells = <0>;
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autorepeat;
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button@0 {
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label = "Wake up";
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linux,code = <KEY_WAKEUP>;
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gpios = <&gpioc 13 0>;
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};
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};
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};
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&clk_hse {
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clock-frequency = <25000000>;
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};
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&crc {
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status = "okay";
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};
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&i2c1 {
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pinctrl-0 = <&i2c1_pins_b>;
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pinctrl-names = "default";
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i2c-scl-rising-time-ns = <185>;
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i2c-scl-falling-time-ns = <20>;
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status = "okay";
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};
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&rtc {
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status = "okay";
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};
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&usart1 {
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pinctrl-0 = <&usart1_pins_a>;
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pinctrl-names = "default";
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status = "okay";
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};
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