F_BATFET_DIS
[F_BATFET_DIS] = REG_FIELD(0x09, 5, 5),
[F_BATFET_DIS] = REG_FIELD(RT9471_REG_FUNC, 7, 7),
ret = regmap_field_read(chip->rm_fields[F_BATFET_DIS], &sysoff_enable);
ret = regmap_field_write(chip->rm_fields[F_BATFET_DIS], !!tmp);