diff --git a/include/asm-generic/pci_iomap.h b/include/asm-generic/pci_iomap.h
index e58fcf8..ce37349 100644
--- a/include/asm-generic/pci_iomap.h
+++ b/include/asm-generic/pci_iomap.h
@@ -25,7 +25,7 @@
 #define __pci_ioport_map(dev, port, nr) ioport_map((port), (nr))
 #endif
 
-#else
+#elif defined(CONFIG_GENERIC_PCI_IOMAP)
 static inline void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max)
 {
 	return NULL;