Add basic support for Hitex LPC4350 Evaluation Board. Board
features a LPC4350 Soc, 8 MB SDRAM, 8 MB SPI Flash, USB and
Ethernet.

More information can be found on:
http://www.hitex.com/index.php?id=3212Signed-off-by: NAriel D'Alessandro <ariel.dalessandro@gmail.com>
Signed-off-by: NJoachim Eastwood <manabian@gmail.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>