mmc: dw_mmc-pci: get resources from a proper BAR

There is a typo when the mapped space is from BAR 2, but BAR 0 is
used instead.  This patch fixes the typo.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Prabu Thangamuthu <Prabu.T@synopsys.com>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/host/dw_mmc-pci.c b/drivers/mmc/host/dw_mmc-pci.c
index b456b0c..7d148d6 100644
--- a/drivers/mmc/host/dw_mmc-pci.c
+++ b/drivers/mmc/host/dw_mmc-pci.c
@@ -59,7 +59,7 @@
 	if (ret)
 		return ret;
 
-	host->regs = pcim_iomap_table(pdev)[0];
+	host->regs = pcim_iomap_table(pdev)[PCI_BAR_NO];
 
 	ret = dw_mci_probe(host);
 	if (ret)