ARM: S5PV210: Add i2c information to Goni and Aquila board

This patch the I2C board information for the WM8994 used in the Goni/Aquila
as audio codec and adds the I2C platform drivers.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>