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115 lines
3.3 KiB
115 lines
3.3 KiB
5 months ago
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/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-08-20 Abbcc first version
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*/
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#include "board.h"
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void apm32_usart_init(void)
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{
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GPIO_Config_T GPIO_ConfigStruct;
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#ifdef BSP_USING_UART1
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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;
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GPIO_ConfigStruct.pin = GPIO_PIN_9;
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GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOA, &GPIO_ConfigStruct);
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GPIO_ConfigStruct.mode = GPIO_MODE_IN_PU;
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GPIO_ConfigStruct.pin = GPIO_PIN_10;
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GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOA, &GPIO_ConfigStruct);
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#endif
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#ifdef BSP_USING_UART2
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RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOA);
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RCM_EnableAPB1PeriphClock(RCM_APB1_PERIPH_USART2);
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GPIO_ConfigStruct.mode = GPIO_MODE_AF_PP;
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GPIO_ConfigStruct.pin = GPIO_PIN_2;
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GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOA, &GPIO_ConfigStruct);
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GPIO_ConfigStruct.mode = GPIO_MODE_IN_PU;
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GPIO_ConfigStruct.pin = GPIO_PIN_3;
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GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOA, &GPIO_ConfigStruct);
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#endif
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}
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void apm32_msp_sdio_init(void *Instance)
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{
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GPIO_Config_T GPIO_InitStructure;
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/* Enable the GPIO and DMA2 Clock */
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RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOC | RCM_APB2_PERIPH_GPIOD);
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/* Enable the SDIO Clock */
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RCM_EnableAHBPeriphClock(RCM_AHB_PERIPH_SDIO);
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/* Configure the GPIO pin */
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GPIO_InitStructure.pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12;
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GPIO_InitStructure.mode = GPIO_MODE_AF_PP;
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GPIO_InitStructure.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOC, &GPIO_InitStructure);
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GPIO_InitStructure.pin = GPIO_PIN_2;
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GPIO_Config(GPIOD, &GPIO_InitStructure);
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}
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void apm32_msp_can_init(void *Instance)
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{
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#if defined(BSP_USING_CAN1) || defined(BSP_USING_CAN2)
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GPIO_Config_T GPIO_InitStructure;
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CAN_T *CANx = (CAN_T *)Instance;
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if (CAN1 == CANx)
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{
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RCM_EnableAPB1PeriphClock(RCM_APB1_PERIPH_CAN1);
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RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_AFIO);
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RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOD);
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GPIO_ConfigPinRemap(GPIO_REMAP2_CAN1);
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/* CAN1 Tx */
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GPIO_InitStructure.pin = GPIO_PIN_1;
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GPIO_InitStructure.mode = GPIO_MODE_AF_PP;
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GPIO_InitStructure.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOD, &GPIO_InitStructure);
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/* CAN1 Rx */
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GPIO_InitStructure.pin = GPIO_PIN_0;
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GPIO_InitStructure.mode = GPIO_MODE_IN_FLOATING;
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GPIO_Config(GPIOD, &GPIO_InitStructure);
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}
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else if (CAN2 == CANx)
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{
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RCM_EnableAPB1PeriphClock(RCM_APB1_PERIPH_CAN2);
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RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_AFIO);
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RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOB);
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GPIO_ConfigPinRemap(GPIO_REMAP_CAN2);
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/* CAN2 Tx */
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GPIO_InitStructure.pin = GPIO_PIN_6;
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GPIO_InitStructure.mode = GPIO_MODE_AF_PP;
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GPIO_InitStructure.speed = GPIO_SPEED_50MHz;
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GPIO_Config(GPIOB, &GPIO_InitStructure);
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/* CAN2 Rx */
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GPIO_InitStructure.pin = GPIO_PIN_5;
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GPIO_InitStructure.mode = GPIO_MODE_IN_FLOATING;
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GPIO_Config(GPIOB, &GPIO_InitStructure);
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}
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#endif
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}
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