adt75.h

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/***************************************************************************/
#ifndef _ADT75_H
#define _ADT75_H
 
#include <stdint.h>
#include "no_os_i2c.h"

#define ADT75_ADDR(x)       (0x48 + (x))
#define ADT75_CONV_DELAY_MS     40
#define ADT75_FRAME_SIZE    3
 
#define ADT75_TEMP_VALUE_REG    0x0
#define ADT75_CONF_REG          0x1
#define ADT75_HYST_REG          0x2
#define ADT75_OS_REG            0x3
#define ADT75_ONE_SHOT_REG      0x4
 
#define ADT75_DATA_REG_MASK         NO_OS_GENMASK(2, 0)
#define ADT75_CONFIG_REG_MASK       NO_OS_GENMASK(7, 0)
 
#define ADT75_TEMP_MASK         NO_OS_GENMASK(15, 4)
#define ADT75_SIGN_BIT          11

#define ADT75_SHUTDOWN_MASK     NO_OS_BIT(0)
#define ADT75_COMP_INT_MASK     NO_OS_BIT(1)
#define ADT75_ALERT_POL_MASK        NO_OS_BIT(2)
#define ADT75_FAULT_QUEUE_MASK      NO_OS_GENMASK(4, 3)
#define ADT75_ONESHOT_MASK      NO_OS_BIT(5)
 
#define ADT75_HYST_MASK         NO_OS_GENMASK(15, 4)
#define ADT75_OVER_TEMP_MASK        NO_OS_GENMASK(15, 4)

#define ADT75_TEMP_DIV          16

struct adt75_init_param {
    struct no_os_i2c_init_param comm_param;
};
struct adt75_init_param {…};

struct adt75_desc {
    struct no_os_i2c_desc *comm_desc;
};
struct adt75_desc {…};

int adt75_get_single_temp(struct adt75_desc *, int32_t *);

int adt75_reg_read(struct adt75_desc *, uint32_t, uint16_t *);

int adt75_reg_write(struct adt75_desc *, uint32_t, uint16_t);

int adt75_init(struct adt75_desc **, struct adt75_init_param *);

int adt75_remove(struct adt75_desc *);
 
#endif // _ADT75_H