I think you may be a Privileged member of the Intel® Embedded Community. If that is true, you may also want to post your question to the Intel® e-Help desk, which is staffed by Intel representatives who support select Intel embedded platforms including Intel Atom™ (The EG20T is the companion I/O hub for Atom™ E6xx)
Try to access e-Help here:
If you are not already a Privileged member, you can request an upgrade to your community account here:
I hope this helps.
J. Felix McNulty
Community Moderator (Intel contractor)