I've posted a patch and binary for BLOB that runs on the LPD7a400-10. I haven't tested it with a kernel as I don't yet have one. Someone has written to the list stating that he has a 2.4 kernel that works. I'm working on a 2.6 kernel which should be booting RSN.
Cheers.
<
http://www.buici.com/projects/arm/lpd7a400>