ARM: mach-shmobile: kzm9d: Add defconfig

Original work by Magnus Damm, tested and tweaked by Simon Horman

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>