rt-thread/bsp/stm32f7-disco/drivers/drv_usart.h

/*
 * Copyright (c) 2006-2018, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2018-05-17     ZYH          first implementation
 */
#ifndef __DRV_USART_H__
#define __DRV_USART_H__
extern int bsp_usart_hw_init(void);
#endif