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