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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-03-04 shelton first version
*/
#ifndef __DRV_UART_H__
#define __DRV_UART_H__
#include <rtthread.h>
#include <rtdevice.h>
#include "drv_dma.h"
struct at32_uart {
char *name;
usart_type *uart_x;
IRQn_Type irqn;
struct dma_config *dma_rx;
rt_size_t last_index;
struct dma_config *dma_tx;
rt_uint16_t uart_dma_flag;
struct rt_serial_device serial;
};
int rt_hw_usart_init(void);
#endif /* __DRV_USART_H__ */
/******************* end of file *******************/
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