Revert changes to ehci-omap

Revert "Backport all workarounds for usb resume on omap from 3.4"
This reverts commit 0f88bf6cd3e6400f899b4063f8a25e4fc261b9a2.

Revert "omap4-common: Update Workaround for OMAP errata i640"
This reverts commit 7e1a92bb0597e7c271b586eeb6e037b9c2e1b60f.

Revert "revert and re-enable usb_phy_resume_workaround"
This reverts commit 7061d669c7b7dcff4f83906c5f90a3abf6c74e27.

Revert "disable usb_phy_resume_workaround for now"
This reverts commit be675504e6db17acb8e5b8c07b9934fc59778705.

Revert "sync omap4_ehci_phy_hub_control and clean up usb_phy_resume_workaround"
This reverts commit 326a34f2b95961ca676d1390bff149ebc2a203fc.
omap4-common: Revert USB-code back to Motorola implementation

Revert "Revert "[moto] arch/arm/mach-omap2/omap4-sar: changes for sar restore""
This reverts commit fed5f03d61d40147bbd0a8a6f4efa2f13ae74d2d.

Revert "ARM: OMAP: HS USB Host: fix unbalanced pm calls"
This reverts commit 0c451d2dc6cb4a17586e17d736370d66f1cc4a9e.

Revert "usb: ehci: fix the host wakeup state machine."
This reverts commit da0ff0fac73b1d8bf4332f92604a08e10df1427a.

Revert "ARM: OMAP4: USB: Update workaround for USB errata i719"
This reverts commit 58cb9633db740df1268c28426de62d025ebb0ed9.

Revert "OMAP4430: USB Host: Implement workaround for Errata i687"
This reverts commit 2b9df2103ad0fdee439d5d662efc09a4705b9dc1.

Revert "OMAP4430: USB Host: Implement workaround for Errata i719"
This reverts commit 4f22585d474427eec131fbf9740ddcaf6c8de0d8.

Change-Id: Ia9cd4cdbced46b7b0739e29cf077c9cf74a07874