iio_ad5791.h

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/***************************************************************************/
#ifndef IIO_AD5791_H_
#define IIO_AD5791_H_
 
#include "iio.h"
#include "no_os_util.h"
#include "ad5791.h"
 
#define AD5791_CH_NO 1
 
enum ad5791_iio_powerdown_modes {
    AD5791_6kOHMS_TO_GND,
    AD5791_THREE_STATE
};
 
struct ad5791_iio_desc {
    struct ad5791_dev *ad5791_handle;
    struct iio_device *ad5791_iio_dev;
    enum ad5791_iio_powerdown_modes curr_mode;
    uint32_t vref_mv;
    uint32_t vref_neg_mv;
};
 
struct ad5791_iio_init_param {
    struct ad5791_init_param *ad5791_initial;
    uint32_t vref_mv;
    uint32_t vref_neg_mv;
};
 
/* Initialize the AD5791 IIO driver. */
int32_t ad5791_iio_init(struct ad5791_iio_desc **iio_dev,
            struct ad5791_iio_init_param *init_param);
 
/* Free memory allocated by ad5791_iio_init(). */
int32_t ad5791_iio_remove(struct ad5791_iio_desc *desc);
 
/*****************************************************************************/
/***************************** Constant definition ***************************/
/*****************************************************************************/
extern struct iio_device const iio_ad5791_device;
 
#endif /* IIO_AD5791_H_ */