dmaengine: ioatdma: remove ioat1 specific code

Cleaning up of ioat1 specific code as it is no longer supported

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
4 files changed