Add a bootwrapper for the AMCC 440EP Bamboo Eval board. This also adds a
common fixup_clock function for all 440EP(x) chips.
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Make the fixup_memsize function common for all of 4xx as several chips share
the same SDRAM controller. Also add functions to reset 40x chips and quiesce
the ethernet.
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>