[ARM] 2965/1: defconfig for the ARM Spitz platform

Patch from Vincent Sanders

Add a defconfig for the ARM Spitz Zarus platform
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Vincent Sanders <vince@arm.linux.org.uk>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>