If all you need for a buildd is a serial console and ethernet, then mainline u-boot + kernel supports Babbage 2.5 and 3.0 boards.
So the buildds could be upgraded to maverick after some testing.
If all you need for a buildd is a serial console and ethernet, then mainline u-boot + kernel supports Babbage 2.5 and 3.0 boards.
So the buildds could be upgraded to maverick after some testing.