ARM: dts: exynos: Enable MFC device on Exynos4412 Odroid boards

Enable support for Multimedia Codec (MFC) device for all Exynos4412-based
Odroid boards.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>