ppc4xx: cleanup default environment for AMCC boards

None of the AMCC boards uses an embedded environment, so there is no
need to run "saveenv" after updating U-Boot.  Drop the redundant
commands from the default environment.

Signed-off-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
1 file changed