1 /*
2  * Copyright (c) 2006-2021, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2017-09-14     Haley        the first version
9  */
10 
11 #ifndef __RTC_H
12 #define __RTC_H
13 
14 #include <rtthread.h>
15 
16 /**
17  * @brief External function definitions
18  *
19  */
20 int rt_hw_rtc_init(void);
21 
22 #endif // __RTC_H
23