ARM: EXYNOS: Add gpio functions for Exynos4412
GPIO functions are not registered for Exynos4412 yet,
therefore exynos4_gpiolib_init() is added to initialize Exynos4412 SoC.

Change-Id: I5945d94c6fbfc309ccf882eba067864a338c04ca
Signed-off-by: Dongjin Kim <dongjin.kim@agreeyamobility.net>
ODROID: Initial support for ODROID U2 by Gu1-
ARM: EXYNOS: Add DWMCI device
Defined the clocks for DWCI and gpio configuration.

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
ODROID-U2 Enable TMU by Gu1-
ODROID: UGLY HACK in the PMIC (regulator) code for U2
Without this, USB3503 and LAN9730 will not work properly...
by Gu1-