rt-thread-official/bsp/apm32/apm32f103xe-minibroard/board/board.c

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/*
* Copyright (c) 2006-2022, RT-Thread Development Team
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*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-08-20 Abbcc first version
*/
#include "board.h"
void apm32_usart_init(void)
{
GPIO_Config_T GPIO_ConfigStruct;
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#ifdef BSP_USING_UART1
RCM_EnableAPB2PeriphClock((RCM_APB2_PERIPH_T)(RCM_APB2_PERIPH_GPIOA | RCM_APB2_PERIPH_USART1));
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GPIO_ConfigStruct.mode = GPIO_MODE_AF_PP;
GPIO_ConfigStruct.pin = GPIO_PIN_9;
GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
GPIO_Config(GPIOA, &GPIO_ConfigStruct);
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GPIO_ConfigStruct.mode = GPIO_MODE_IN_PU;
GPIO_ConfigStruct.pin = GPIO_PIN_10;
GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
GPIO_Config(GPIOA, &GPIO_ConfigStruct);
#endif
#ifdef BSP_USING_UART2
RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOA);
RCM_EnableAPB1PeriphClock(RCM_APB1_PERIPH_USART2);
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GPIO_ConfigStruct.mode = GPIO_MODE_AF_PP;
GPIO_ConfigStruct.pin = GPIO_PIN_2;
GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
GPIO_Config(GPIOA, &GPIO_ConfigStruct);
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GPIO_ConfigStruct.mode = GPIO_MODE_IN_PU;
GPIO_ConfigStruct.pin = GPIO_PIN_3;
GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
GPIO_Config(GPIOA, &GPIO_ConfigStruct);
#endif
}
void apm32_msp_sdio_init(void *Instance)
{
GPIO_Config_T GPIO_InitStructure;
/* Enable the GPIO and DMA2 Clock */
RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOC | RCM_APB2_PERIPH_GPIOD);
/* Enable the SDIO Clock */
RCM_EnableAHBPeriphClock(RCM_AHB_PERIPH_SDIO);
/* Configure the GPIO pin */
GPIO_InitStructure.pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12;
GPIO_InitStructure.mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.speed = GPIO_SPEED_50MHz;
GPIO_Config(GPIOC, &GPIO_InitStructure);
GPIO_InitStructure.pin = GPIO_PIN_2;
GPIO_Config(GPIOD, &GPIO_InitStructure);
}