platform: msm_shared: Add support for usb electrical and ch9 testing

This change adds support for usb electrical test mode support and
protocol test framework for hsusb & ssusb.
For supporting hsusb protocol testing add support for device qualifier,
other speed configuration support, end point halt and support for
interface set/get features.
For SSUSB add support for end point halt, function suspend, u1/u2 link
mode support, isochronous delay and update the usb2.0 version number to
0x201 for ss capable device.

Change-Id: I937a561862e5083b9c604b42090bb81ac81a09fe
7 files changed