staging: comedi: cb_pcidda: cleanup the dio register defines

Remove the unused defines for the dio registers. Add two new
defines to document the iobase registers for the two 8255 devices.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2012-10-24 16:33:13 -07:00 • committed by Greg Kroah-Hartman
commit c8ffd143fa