ARM: 6128/1: Gemini: add support for Wiligear WBD-111

added base support for the Wiligear WBD-111
supported devices on SoC
- GPIO with led und keys
- UART
- PFLASH, set fixed partition table

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Signed-off-by: Hans Ulli Kroll <ulli.kroll@googlemail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>