platform: msm_shared: Update QUSB sequence

Disable QUSB ref clock before qusb phy reset and init sequence. Once the
phy initialization is complete wait for 150us, look for phy status and
enable the QUSB ref clock back.

Change-Id: Ie3a5f7d8575e7f4f195c2a3fe8c3fbad1161a668
2 files changed