ad8460.h

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/***************************************************************************/
 
#ifndef __AD8460_H__
#define __AD8460_H__
 
#include "no_os_gpio.h"
#include "no_os_spi.h"
#include "no_os_util.h"
 
#define AD8460_HVDAC_DATA_WORD(x)       (0x60 + (2 * (x)))
 
#define AD8460_HV_RESET_MSK         NO_OS_BIT(7)
#define AD8460_HV_SLEEP_MSK         NO_OS_BIT(4)
#define AD8460_WAVE_GEN_MODE_MSK        NO_OS_BIT(0)
 
#define AD8460_HVDAC_SLEEP_MSK          NO_OS_BIT(3)
 
#define AD8460_FAULT_ARM_MSK            NO_OS_BIT(7)
#define AD8460_FAULT_LIMIT_MSK          NO_OS_GENMASK(6, 0)
 
#define AD8460_APG_MODE_ENABLE_MSK      NO_OS_BIT(5)
#define AD8460_PATTERN_DEPTH_MSK        NO_OS_GENMASK(3, 0)
 
#define AD8460_QUIESCENT_CURRENT_MSK        NO_OS_GENMASK(7, 0)
 
#define AD8460_SHUTDOWN_FLAG_MSK        NO_OS_BIT(7)
 
#define AD8460_DATA_BYTE_LOW_MSK        NO_OS_GENMASK(7, 0)
#define AD8460_DATA_BYTE_HIGH_MSK       NO_OS_GENMASK(5, 0)
#define AD8460_DATA_BYTE_FULL_MSK       NO_OS_GENMASK(13, 0)
 
#define AD8460_DEFAULT_FAULT_PROTECT        0x00
#define AD8460_DATA_BYTE_WORD_LENGTH        2
#define AD8460_NUM_DATA_WORDS           16
#define AD8460_NOMINAL_VOLTAGE_SPAN     80
#define AD8460_MIN_EXT_RESISTOR_OHMS        2000
#define AD8460_MAX_EXT_RESISTOR_OHMS        20000
#define AD8460_MIN_VREFIO_UV            120000
#define AD8460_MAX_VREFIO_UV            1200000
#define AD8460_ABS_MAX_OVERVOLTAGE_UV       55000000
#define AD8460_ABS_MAX_OVERCURRENT_UA       1000000
#define AD8460_MAX_OVERTEMPERATURE_MC       150000
#define AD8460_MIN_OVERTEMPERATURE_MC       20000
#define AD8460_CURRENT_LIMIT_CONV(x)        ((x) / 15625)
#define AD8460_VOLTAGE_LIMIT_CONV(x)        ((x) / 1953000)
#define AD8460_TEMP_LIMIT_CONV(x)       (((x) + 266640) / 6510)

struct ad8460_device {
    struct no_os_spi_desc *spi_desc;
    struct no_os_gpio_desc *gpio_rstn;
    int refio_1p2v_mv;
    uint32_t ext_resistor_ohms;
};
struct ad8460_device {…};

struct ad8460_init_param {
    struct no_os_spi_init_param spi_init_param;
    struct no_os_gpio_init_param gpio_rstn;
    int refio_1p2v_mv;
    uint32_t ext_resistor_ohms;
};
struct ad8460_init_param {…};

int ad8460_reg_read(struct ad8460_device *dev, uint8_t addr, uint8_t *val);

int ad8460_reg_write(struct ad8460_device *dev, uint8_t addr, uint8_t val);

int ad8460_reg_update_bits(struct ad8460_device *dev, uint8_t addr,
               uint8_t mask, uint8_t val);

int ad8460_init(struct ad8460_device **dev,
        struct ad8460_init_param *init_param);

int ad8460_remove(struct ad8460_device *dev);

int ad8460_reset(struct ad8460_device *dev);

int ad8460_get_hvdac_word(struct ad8460_device *dev, int8_t index,
              uint16_t *val);

int ad8460_set_hvdac_word(struct ad8460_device *dev, int8_t index,
              uint16_t val);

int ad8460_enable_apg_mode(struct ad8460_device *dev, int val);

int ad8460_read_shutdown_flag(struct ad8460_device *dev, uint8_t *flag);

int ad8460_hv_reset(struct ad8460_device *dev);

int ad8460_set_sample(struct ad8460_device *dev, uint16_t val);
 
#endif  /* __AD8460_H__ */