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/bfin_cf_pcmcia.c b/drivers/pcmcia/bfin_cf_pcmcia.c
index 9e84d03..eae9cbe 100644
--- a/drivers/pcmcia/bfin_cf_pcmcia.c
+++ b/drivers/pcmcia/bfin_cf_pcmcia.c
@@ -113,7 +113,7 @@
 
 	if (bfin_cf_present(cf->cd_pfx)) {
 		*sp = SS_READY | SS_DETECT | SS_POWERON | SS_3VCARD;
-		s->irq.AssignedIRQ = 0;
+		s->pcmcia_irq = 0;
 		s->pci_irq = cf->irq;
 
 	} else