ARM: dts: msm: Add support for USB for SDMMAGPIE

Add required USB nodes for USB to work for SDMMAGPIE on emulation
platform.

Change-Id: I5424c147fbb7c3b17b59c894247ea7d657a164dd
Signed-off-by: Vijayavardhan Vennapusa <vvreddy@codeaurora.org>