Quoting Matthias Kaehlcke (2022-03-16 17:28:17) > There are multiple revisions of CRD boards. The current sc7280-crd.dts > describes revision 3 and 4 (aka CRD 1.0 and 2.0). Support for a newer > version will be added by another patch. Add the revision number to > distinguish it from the versionn. Also add the revision numbers to > the compatible string. > > Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx> > --- Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>