MT6363_EXT_PURES_MASK
ext_sel = FIELD_PREP(MT6363_EXT_PURES_MASK, desc->ext_sel_pu);
MT6363_EXT_PURES_MASK | MT6363_EXT_CHAN_MASK,
ext_sel = FIELD_PREP(MT6363_EXT_PURES_MASK, MT6363_PULLUP_RES_OPEN);
MT6363_EXT_PURES_MASK, ext_sel);