staging: dwc2: replace some magic numbers by constants
staging: dwc2: replace some magic numbers by constants

There were already macros for these, they just weren't being used in a
few places.

Signed-off-by: Matthijs Kooijman <9dc3ff3d138562f97538d2d6494f1e5dc216015b@stdin.nl>
Acked-by: Paul Zimmerman <e1f0d1b12051c0d55589ba9a6d7c10e383763d34@synopsys.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs