Linksys BEFW11S4 v1

Teardown (with low quality pictures, but IC part numbers)

According to the above link, the CPU is part S3C4510X01-QERO (and all other parts are the listed parts). Schematics and the above link both reference the switch as "KS8995".

Links of Interest

 * Linksys BEFW11S4 supported? on DD-WRT forum

Pictures
FCCID