pcmcia: replace struct irq with uint pcmcia_irq in struct pcmcia_socket

As we don't need the "Config" counter any more, we can simplify
struct pcmcia_socket.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c
index a7cfc79..0ad06a3 100644
--- a/drivers/pcmcia/omap_cf.c
+++ b/drivers/pcmcia/omap_cf.c
@@ -117,7 +117,7 @@
 
 		*sp = SS_READY | SS_DETECT | SS_POWERON | SS_3VCARD;
 		cf = container_of(s, struct omap_cf_socket, socket);
-		s->irq.AssignedIRQ = 0;
+		s->pcmcia_irq = 0;
 		s->pci_irq = cf->irq;
 	} else
 		*sp = 0;