ARM: dts: Enable USB support on Exynso5420 platform

Adding required DT nodes to enable support for USB 2.0 (EHCI/OHCI)
and USB 3.0 (DWC3) on exynos5420 platform.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
1 file changed