Revert "Revert "Revert "Revert "Revert "OMAP: Serial: Fix err"""""

This reverts commit eac7612d0804b0068bb2373da0c8a17d2f3e5c4e.
Revert "Revert "Revert "Revert "Revert "[3.0.31 WIP] Continue with some serial stuff"""""

This reverts commit 5eb61a1aaaff632a132a1c3b016fcc6654ef5708.
Revert "Revert "Revert "Revert "Revert "Revert some serial settings"""""

This reverts commit c28445bdf5c0c9b308d5f85729b592ce67027589.