hal_dvfs.h

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#ifndef __HAL_DVFS_H__
#define __HAL_DVFS_H__

#include "hal_platform.h"

#ifdef HAL_DVFS_MODULE_ENABLED

/*****************************************************************************
* Enum
*****************************************************************************/
typedef enum {
    HAL_DVFS_STATUS_NOT_PERMITTED  = -5,      
    HAL_DVFS_STATUS_BUSY           = -4,      
    HAL_DVFS_STATUS_UNINITIALIZED  = -3,      
    HAL_DVFS_STATUS_INVALID_PARAM  = -2,      
    HAL_DVFS_STATUS_ERROR          = -1,      
    HAL_DVFS_STATUS_OK             =  0       
} hal_dvfs_status_t;

typedef enum {
    HAL_DVFS_FREQ_RELATION_L = 0,             
    HAL_DVFS_FREQ_RELATION_H = 1              
} hal_dvfs_freq_relation_t;

/*****************************************************************************
* extern global function
*****************************************************************************/
hal_dvfs_status_t hal_dvfs_init(void);

hal_dvfs_status_t hal_dvfs_target_cpu_frequency(uint32_t target_freq, hal_dvfs_freq_relation_t relation);

uint32_t hal_dvfs_get_cpu_frequency(void);

hal_dvfs_status_t hal_dvfs_get_cpu_frequency_list(const uint32_t **list, uint32_t *list_num);

#endif /* HAL_DVFS_MODULE_ENABLED */

#endif /* __HAL_DVFS_H__ */