Normally we would recommend starting from one of our evaluation reference boards and using the supplied scripts to configure the board.
Read First: Design Support Files Overview
Advantiv™ EVAL-ADV7612-7511 Video Evaluation Board
If you follow the schematic and layout things should proceed smoothly. Any specific questions or problems can be posted here. Also we can review schematics and layout.
This is a link to our third party developers
Third Party Developers | Processors and DSP | Analog Devices
Other engineers or developers might read and respond to this post.