/*
 * Copyright (C) 2018 Inria
 *               2019 Freie Universität Berlin
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */

/**
 * @ingroup     boards_common_nrf51
 * @{
 *
 * @file
 * @brief       Shared default RTT configuration for nRF51-based boards
 *
 * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
 * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
 */

#ifndef CFG_RTT_DEFAULT_H
#define CFG_RTT_DEFAULT_H

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @name    Real time counter configuration
 * @{
 */
#ifndef RTT_DEV
#define RTT_DEV             (1)                 /* NRF_RTC1 */
#endif

#define RTT_MAX_VALUE       (0x00ffffff)         /* 24bit */
#define RTT_MAX_FREQUENCY   (32768U)             /* in Hz */
#define RTT_MIN_FREQUENCY   (8U)                 /* in Hz */
#define RTT_CLOCK_FREQUENCY (32768U)             /* in Hz, LFCLK*/

#ifndef RTT_FREQUENCY
#define RTT_FREQUENCY       (1024U)              /* in Hz */
#endif
/** @} */

#ifdef __cplusplus
} /* end extern "C" */
#endif

#endif /* CFG_RTT_DEFAULT_H */
/** @} */