There is a desktop version of the SR5690 northbridge after all and the there is some evidence that its name really is RD890.  Add back an entry for it such that krw@ doesn't have an unknown device in his demsg.
There is a desktop version of the SR5690 northbridge after all and the there
is some evidence that its name really is RD890.  Add back an entry for it
such that krw@ doesn't have an unknown device in his demsg.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars