staging: comedi: plx9052.h: document the CNTRL register
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 12 Apr 2013 20:41:17 +0000 (13:41 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 15 Apr 2013 17:55:58 +0000 (10:55 -0700)
Add defines for the PLX 9052 CNTRL register defines and use them
instead of the magic numbers in the me4000 driver

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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