instead CFG_MONITOR_LEN is now only used to determine _at_compile_
_time_ (!) if the environment is embedded within the U-Boot image,
or in a separate flash sector.
* Cleanup CFG_DER #defines in config files (wd maintained only)
- use watchdog to reset PXA250 systems
- added progress callbacks to (some of the) ARM code
- update for Cogent CSB226 board
* Add support for FPS860 board