A new Sony Xperia SP (C530X) firmware build has been certified on the PTCRB website. Firmware version 12.0.A.2.220 is the first to use the 12.0.A.2.XXX structure over the previous firmware 12.0.A.1.284 and 12.0.A.1.XXX structure. The new firmware has been certified for the HSPA+ version (C5302) and European LTE (C5303) version of the handset. If you have received the update, please let us know in the comments below.
Source: XperiaBlog