rt-thread/bsp/thead-smart/drivers/sys_freq.h

37 lines
738 B
C

/*
* Copyright (C) 2017-2019 Alibaba Group Holding Limited
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-08-20 zx.chen header file for setting system frequency
*/
#ifndef _SYS_FREQ_H_
#define _SYS_FREQ_H_
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
int32_t drv_get_i2s_freq(int32_t idx);
int32_t drv_get_pwm_freq(int32_t idx);
int32_t drv_get_usart_freq(int32_t idx);
int32_t drv_get_usi_freq(int32_t idx);
int32_t drv_get_sys_freq(void);
int32_t drv_get_apb_freq(void);
int32_t drv_get_rtc_freq(int32_t idx);
int32_t drv_get_timer_freq(int32_t idx);
int32_t drv_get_cpu_freq(int32_t idx);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_FREQ_H_ */