enable watchdog support for all MPC824x boards that have a watchdog
* On MPC5200, restrict FEC to a maximum of 10 Mbps to work around the
"Non-octet Aligned Frame" errors we see at 100 Mbps
* Patch by Sharad Gupta, 14 Sep 2003:
fix SPR numbers for upper BAT register ([ID]BAT[4-7][UL])
allow selection of clock frequency as "make" target
* Implement memory autosizing code for IceCube boards
* Configure network port on INCA-IP for autonegotiation
* Fix overflow problem in network timeout code
* Patch by Richard Woodruff, 8 Aug 2003:
Allow crc32 to be used at address 0x000 (crc32_no_comp, too).
applications: instead of using (PPC-specific) system calls we now
use a jump table; please see doc/README.standalone for details
* Patch by Dave Westwood, 24 Jul 2003:
added support for Unity OS (a proprietary OS)
