Revert "drivers: intel: ssp: Revise receive FIFO draining"

This reverts commit 97bb67d66cd7461b8cbc7fb72c4b6773013d6dd4.

The revised FIFO draining seems to cause failures due
to channel shift with Intel MTL platform.

Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
1 file changed