ARM: dts: msm: Add UICC controller device and pin configs

A Full-Speed EHCI compliant USB controller is used on MSM8939 for
UICC connectivity. Add the controller device and pin configurations
for USB DP and DM lines.

CRs-Fixed: 671394
Change-Id: I4ce9025edb8c124118c938a773cdf2ac389c65d7
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>