staging: comedi: pcl724: add support for the PCM-IO48 PC/104 board

This driver can support the WinSystems PCM-IO48 PC/104 board. That
board has two 8255 devices providing 48 digital I/O channels.
Signed-off-by: NH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: NIan Abbott <abbotti@mev.co.uk>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/Kconfig

@@ -122,8 +122,18 @@ config COMEDI_PCL724
 	tristate "Advantech PCL-722/724/731 and ADlink ACL-7122/7124/PET-48DIO"
 	select COMEDI_8255
 	---help---
-	  Enable support for Advantech PCL-724, PCL-722, PCL-731 and
-	  ADlink ACL-7122, ACL-7124, PET-48DIO ISA cards
+	  Enable support for ISA and PC/104 based 8255 digital i/o boards. This
+	  driver provides a legacy comedi driver wrapper for the generic 8255
+	  support driver.
+
+	  Supported boards include:
+	    Advantech PCL-724    24 channels
+	    Advantech PCL-722    144 (or 96) channels
+	    Advantech PCL-731    48 channels
+	    ADlink ACL-7122      144 (or 96) channels
+	    ADlink ACL-7124      24 channels
+	    ADlink PET-48DIO     48 channels
+	    WinSystems PCM-IO48  48 channels (PC/104)
 
 	  To compile this driver as a module, choose M here: the module will be
 	  called pcl724.

drivers/staging/comedi/drivers/pcl724.c

 /*
  * pcl724.c
- * Comedi driver for 8255 based ISA DIO boards
+ * Comedi driver for 8255 based ISA and PC/104 DIO boards
  *
  * Michal Dobes <dobes@tesnet.cz>
  */
@@ -14,6 +14,7 @@
  *	    (ADLink) ACL-7122 [acl7122]
  *	    (ADLink) ACL-7124 [acl7124]
  *	    (ADLink) PET-48DIO [pet48dio]
+ *	    (WinSystems) PCM-IO48 [pcmio48]
  * Author: Michal Dobes <dobes@tesnet.cz>
  * Status: untested
  *
@@ -68,6 +69,10 @@ static const struct pcl724_board boardtypes[] = {
 		.io_range	= 0x02,
 		.is_pet48	= 1,
 		.numofports	= 2,	/* 48 DIO channels */
+	}, {
+		.name		= "pcmio48",
+		.io_range	= 0x08,
+		.numofports	= 2,	/* 48 DIO channels */
 	},
 };
 
@@ -146,5 +151,5 @@ static struct comedi_driver pcl724_driver = {
 module_comedi_driver(pcl724_driver);
 
 MODULE_AUTHOR("Comedi http://www.comedi.org");
-MODULE_DESCRIPTION("Comedi driver for 8255 based ISA DIO boards");
+MODULE_DESCRIPTION("Comedi driver for 8255 based ISA and PC/104 DIO boards");
 MODULE_LICENSE("GPL");