/* * Copyright (c) 2006-2021, YICHIP Technology Co.,Ltd. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-09-09 WSY first version */ #ifndef DRV_UART_H__ #define DRV_UART_H__ int rt_hw_uart_init(void); #endif