ARM: dts: msm: Enable HSUSB Core in device mode and use HSPHY2

Configure usb_otg controller to use hsphy2 and enable otg-control
to user control with default mode as PERIPHERAL.

Change-Id: Ia59533fc8642639541e8b2aba96f7594664bdc53
Signed-off-by: Chandra Devireddy <cdevired@codeaurora.org>
Signed-off-by: Manu Gautam <mgautam@codeaurora.org>