296 lines
9.3 KiB
C
296 lines
9.3 KiB
C
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/*
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* Copyright (c) 2006-2018, 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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* 2021-04-13 shelton first version
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*/
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#include <rtthread.h>
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#include "n32g45x.h"
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#include "n32_msp.h"
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#ifdef BSP_USING_UART
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void n32_msp_usart_init(void *Instance)
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{
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GPIO_InitType GPIO_InitCtlStruct;
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USART_Module *USARTx = (USART_Module *)Instance;
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GPIO_InitStruct(&GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Speed = GPIO_Speed_50MHz;
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#ifdef BSP_USING_UART1
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if(USART1 == USARTx)
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{
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_USART1, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_9;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_10;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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}
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#endif
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#ifdef BSP_USING_UART2
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if(USART2 == USARTx)
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{
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_USART2, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_2;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_3;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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}
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#endif
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#ifdef BSP_USING_UART3
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if(USART3 == USARTx)
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{
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_USART3, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOB, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_10;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_11;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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}
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#endif
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/* Add others */
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}
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#endif /* BSP_USING_SERIAL */
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#ifdef BSP_USING_SPI
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void n32_msp_spi_init(void *Instance)
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{
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GPIO_InitType GPIO_InitCtlStruct;
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SPI_Module *SPIx = (SPI_Module *)Instance;
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GPIO_InitStruct(&GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Speed = GPIO_Speed_50MHz;
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#ifdef BSP_USING_SPI1
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if(SPI1 == SPIx)
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{
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_SPI1, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_4;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_5 | GPIO_PIN_7;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_6;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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}
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#endif
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#ifdef BSP_USING_SPI2
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if(SPI2 == SPIx)
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{
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_SPI2, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOB, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_12;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_13 | GPIO_PIN_15;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_14;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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}
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#endif
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/* Add others */
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}
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#endif /* BSP_USING_SPI */
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#ifdef BSP_USING_SDIO
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void n32_msp_sdio_init(void *Instance)
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{
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GPIO_InitType GPIO_InitCtlStructure;
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SDIO_Module *SDIOx = (SDIO_Module *)Instance;
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GPIO_InitStruct(&GPIO_InitCtlStructure);
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GPIO_InitCtlStructure.GPIO_Speed = GPIO_Speed_50MHz;
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if(SDIO == SDIOx)
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{
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/* if used dma ... */
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RCC_EnableAHBPeriphClk(RCC_AHB_PERIPH_DMA2, ENABLE);
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RCC_EnableAHBPeriphClk(RCC_AHB_PERIPH_SDIO, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOC | RCC_APB2_PERIPH_GPIOD, ENABLE);
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GPIO_InitCtlStructure.Pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12;
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GPIO_InitCtlStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitPeripheral(GPIOC, &GPIO_InitCtlStructure);
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GPIO_InitCtlStructure.Pin = GPIO_PIN_2;
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GPIO_InitCtlStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitPeripheral(GPIOD, &GPIO_InitCtlStructure);
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}
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}
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#endif /* BSP_USING_SDIO */
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#ifdef BSP_USING_PWM
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void n32_msp_tmr_init(void *Instance)
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{
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GPIO_InitType GPIO_InitCtlStructure;
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GPIO_InitStruct(&GPIO_InitCtlStructure);
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TIM_Module *TIMx = (TIM_Module *)Instance;
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if(TIMx == TIM1)
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{
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/* TIM1 clock enable */
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_TIM1, ENABLE);
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/* GPIOA clock enable */
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
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/* GPIOA Configuration:TIM1 Channel1 and Channel4 as alternate function push-pull */
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GPIO_InitCtlStructure.Pin = GPIO_PIN_8 | GPIO_PIN_11;
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GPIO_InitCtlStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStructure);
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}
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if(TIMx == TIM2)
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{
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/* TIM2 clock enable */
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM2, ENABLE);
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/* GPIOA clock enable */
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
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/* GPIOA Configuration:TIM2 Channel1 and Channel2 as alternate function push-pull */
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GPIO_InitCtlStructure.Pin = GPIO_PIN_0 | GPIO_PIN_1;
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GPIO_InitCtlStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStructure);
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}
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/* Add others */
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}
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#endif /* BSP_USING_PWM */
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#ifdef BSP_USING_ADC
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void n32_msp_adc_init(void *Instance)
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{
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GPIO_InitType GPIO_InitCtlStruct;
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GPIO_InitStruct(&GPIO_InitCtlStruct);
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ADC_Module *ADCx = (ADC_Module *)Instance;
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#ifdef BSP_USING_ADC1
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if(ADCx == ADC1)
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{
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/* ADC1 & GPIO clock enable */
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RCC_EnableAHBPeriphClk(RCC_AHB_PERIPH_ADC1, ENABLE);
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ADC_ConfigClk(ADC_CTRL3_CKMOD_AHB,RCC_ADCHCLK_DIV8);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOC, ENABLE);
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/* Configure ADC Channel as analog input */
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GPIO_InitCtlStruct.Pin = GPIO_PIN_0;
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GPIO_InitCtlStruct.GPIO_Speed = GPIO_Speed_2MHz;
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AIN;
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GPIO_InitPeripheral(GPIOC, &GPIO_InitCtlStruct);
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}
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#endif
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#ifdef BSP_USING_ADC2
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if(ADCx == ADC2)
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{
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/* ADC2 & GPIO clock enable */
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RCC_EnableAHBPeriphClk(RCC_AHB_PERIPH_ADC2, ENABLE);
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ADC_ConfigClk(ADC_CTRL3_CKMOD_AHB,RCC_ADCHCLK_DIV8);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOC, ENABLE);
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/* Configure ADC Channel as analog input */
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GPIO_InitCtlStruct.Pin = GPIO_PIN_1;
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GPIO_InitCtlStruct.GPIO_Speed = GPIO_Speed_2MHz;
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AIN;
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GPIO_InitPeripheral(GPIOC, &GPIO_InitCtlStruct);
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}
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#endif
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}
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#endif /* BSP_USING_ADC */
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#ifdef BSP_USING_HWTIMER
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void n32_msp_hwtmr_init(void *Instance)
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{
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TIM_Module *TIMx = (TIM_Module *)Instance;
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#ifdef BSP_USING_HWTIM3
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if(TIMx == TIM3)
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{
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/* TIM3 clock enable */
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM3, ENABLE);
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}
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#endif
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#ifdef BSP_USING_HWTIM4
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if(TIMx == TIM4)
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{
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/* TIM4 clock enable */
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM4, ENABLE);
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}
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#endif
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#ifdef BSP_USING_HWTIM5
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if(TIMx == TIM5)
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{
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/* TIM5 clock enable */
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_TIM5, ENABLE);
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}
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#endif
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}
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#endif
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#ifdef BSP_USING_CAN
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void n32_msp_can_init(void *Instance)
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{
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GPIO_InitType GPIO_InitCtlStruct;
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CAN_Module *CANx = (CAN_Module *)Instance;
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GPIO_InitStruct(&GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Speed = GPIO_Speed_50MHz;
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#ifdef BSP_USING_CAN1
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if(CAN1 == CANx)
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{
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_CAN1, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOA, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_12;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_11;
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GPIO_InitPeripheral(GPIOA, &GPIO_InitCtlStruct);
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}
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#endif
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#ifdef BSP_USING_CAN2
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if(CAN2 == CANx)
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{
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RCC_EnableAPB1PeriphClk(RCC_APB1_PERIPH_CAN2, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_AFIO, ENABLE);
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RCC_EnableAPB2PeriphClk(RCC_APB2_PERIPH_GPIOB, ENABLE);
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// GPIO_PinsRemapConfig(AFIO_MAP6_CAN2_0001, ENABLE);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_6;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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GPIO_InitCtlStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_InitCtlStruct.Pin = GPIO_PIN_5;
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GPIO_InitPeripheral(GPIOB, &GPIO_InitCtlStruct);
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}
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#endif
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}
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#endif /* BSP_USING_CAN */
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