BU27034_REG_SYSTEM_CONTROL
ret = regmap_write_bits(data->regmap, BU27034_REG_SYSTEM_CONTROL,
ret = regmap_read(regmap, BU27034_REG_SYSTEM_CONTROL, ®);
.range_min = BU27034_REG_SYSTEM_CONTROL,
.range_max = BU27034_REG_SYSTEM_CONTROL,