rt-thread-official/bsp/efm32/drv_rtc.h

 /*
 * Copyright (c) 2006-2022, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date         Author      Notes
 * 2009-01-05   Bernard     the first version
 * 2010-12-27   onelife     Modification for EFM32
 */

#ifndef __DRV_RTC_H__
#define __DRV_RTC_H__

/* Includes ------------------------------------------------------------------*/
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
void rt_hw_rtc_init(void);

#endif /* __DRV_RTC_H__ */