adp5520_read
adp5520_read(dev->master, ADP5520_GPIO_OUT, ®_val);
adp5520_read(dev->master, ADP5520_GPIO_IN, ®_val);
adp5520_read(dev->master, ADP5520_KP_INT_STAT_1, ®_val_lo);
adp5520_read(dev->master, ADP5520_KP_INT_STAT_2, ®_val_hi);
adp5520_read(dev->master, ADP5520_KP_INT_STAT_1, ®_val_lo);
adp5520_read(dev->master, ADP5520_KP_INT_STAT_2, ®_val_hi);
adp5520_read(dev->master, ADP5520_KR_INT_STAT_1, ®_val_lo);
adp5520_read(dev->master, ADP5520_KR_INT_STAT_2, ®_val_hi);
adp5520_read(dev->master, ADP5520_KR_INT_STAT_1, ®_val_lo);
adp5520_read(dev->master, ADP5520_KR_INT_STAT_2, ®_val_hi);
EXPORT_SYMBOL_GPL(adp5520_read);
adp5520_read(chip->dev, ADP5520_MODE_STATUS, &chip->mode);
ret = adp5520_read(data->master, reg, ®_val);
error = adp5520_read(data->master, ADP5520_BL_VALUE, ®_val);
extern int adp5520_read(struct device *dev, int reg, uint8_t *val);