IRS_REGF_LP_FILTER
[IRS_REGF_LP_FILTER] = REG_FIELD(IRS_REG_FILTER, 1, 1),
ret = regmap_field_read(data->regfields[IRS_REGF_LP_FILTER], ®val);
ret = regmap_field_write(data->regfields[IRS_REGF_LP_FILTER], idx);