stm/stm32h7b3i-dk/stm32h7-config-per.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  * Copyright (C) 2020 embedded brains GmbH & Co. KG
0005  *
0006  * Redistribution and use in source and binary forms, with or without
0007  * modification, are permitted provided that the following conditions
0008  * are met:
0009  * 1. Redistributions of source code must retain the above copyright
0010  *    notice, this list of conditions and the following disclaimer.
0011  * 2. Redistributions in binary form must reproduce the above copyright
0012  *    notice, this list of conditions and the following disclaimer in the
0013  *    documentation and/or other materials provided with the distribution.
0014  *
0015  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0016  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0017  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0018  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0019  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0020  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0021  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0023  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0024  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0025  * POSSIBILITY OF SUCH DAMAGE.
0026  */
0027
0028 #ifdef HAVE_CONFIG_H
0029 #include "config.h"
0030 #endif
0031
0032 #include <stm32h7/hal.h>
0033
0034 const RCC_PeriphCLKInitTypeDef stm32h7_config_peripheral_clocks = {
0035   /* for stm32h7b3i-dk BSP we provide only minimalistic peripheral
0036      configuration just to make available U(S)ARTs working */
0037   .PeriphClockSelection = RCC_PERIPHCLK_USART3
0038     | RCC_PERIPHCLK_USART1,
0039   .PLL2.PLL2M = 24,
0040   .PLL2.PLL2N = 200,
0041   .PLL2.PLL2P = 0,
0042   .PLL2.PLL2Q = 2,
0043   .PLL2.PLL2R = 0,
0044   .PLL2.PLL2RGE = RCC_PLL2VCIRANGE_2,
0045   .PLL2.PLL2VCOSEL = RCC_PLL2VCOMEDIUM,
0046   .PLL2.PLL2FRACN = 0,
0047   .Usart234578ClockSelection = RCC_USART234578CLKSOURCE_D2PCLK1,
0048   .Usart16ClockSelection = RCC_USART16CLKSOURCE_D2PCLK2,
0049 };