Hi, Logic

We want to use Rev1.15 or 1.2 MX31 in our design. And we have bought i.MX31LITEKIT for reference. But We found MX31 SOM-LV use the Rev2.0 MX31. So I want to konw whether there are differences of schematic design between 1.15/1.2 and 2.0 MX31? Thank you!