From: Teerth Reddy <teerth@ti.com>, Steve Sakoman <steve@sakoman.com>, 
Dirk Behme <dirk.behme@gmail.com>

Extend omap2 mtd nand driver to work with ARCH_OMAP3 boards

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Dirk Behme <dirk.behme@gmail.com>