ARM: S5PV210: Add Support for OTG USB Gadget on GONI board

Add required platform definitions for s3c-hsotg driver to enable usb
gadget support on Samsung Goni board.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>