ARM: dts: msm: Update required properites for USB node for msmtitanium

Update QMP PHY initialization sequence and PHY reg offsets to be used
for configuring SMP PHY for Superspeed mode working properly. Also
update missing properties like ssphy IRQ, address of TCSR register to
be read for clock selection scheme.

Change-Id: I4915839028031d07836742be617842449a991d90
Signed-off-by: Vijayavardhan Vennapusa <vvreddy@codeaurora.org>