UPDATE - Found the reference, its in EA's latest financial filing and goes a little something like this:
Q3 Games Battlefield 3 Console/Handheld/Mobile PC
The videos of the big console versions do look awesome and the Vita version has the potential to really push the new hardware. While it'd be fun to think of crossplay mode too, perhaps that's pushing it a bit for a first effort. Still we look forward to this with great anticipation.