[ARM] 4914/1: AT91: Update defconfigs (Part 1)

Update the default configuration for the following AT91-based boards:
   Atmel AT91RM9200 DK
   Atmel AT91RM9200 EK
   Atmel AT91SAM9260 EK
   Atmel AT91SAM9261 EK
   Atmel AT91SAM9263 EK
   Atmel AT91SAM9RL EK

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
6 files changed