staging: comedi: addi_apci_1564: enable support for PLD Rev 1.0 I/O mapping

Remove the error return in the (*auto_attach) and allow the driver to
attach to APC-1564 boards that use the PLD Rev 1.0 I/O mapping.
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>

drivers/staging/comedi/drivers/addi_apci_1564.c

@@ -454,9 +454,6 @@ static int apci1564_auto_attach(struct comedi_device *dev,
 		dev->iobase = pci_resource_start(pcidev, 1) +
 			      APCI1564_REV1_MAIN_IOBASE;
 		devpriv->timer = devpriv->eeprom + APCI1564_REV1_TIMER_IOBASE;
-		dev_err(dev->class_dev,
-			"PLD Revision 1.0 detected, not yet supported\n");
-		return -ENXIO;
 	} else {
 		/* PLD Revision 2.x I/O Mapping */
 		dev->iobase = devpriv->eeprom + APCI1564_REV2_MAIN_IOBASE;