Revert "increase timeouts in motorola's implementation of "HACK: fix ehci suspend/resume failure""

This reverts commit 2ae2ffa0fce4682d6f634c4257aa05693e9a4b0c.
sync omap4_ehci_phy_hub_control and clean up usb_phy_resume_workaround

Change-Id: Id3d825dfbc952fe0be9b4239c9fb45c6e5591d43