diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index 23580cf..8c1a2df 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -87,6 +87,10 @@
 	void		(*tce_flush)(struct iommu_table *tbl);
 	void		(*pci_dma_dev_setup)(struct pci_dev *dev);
 	void		(*pci_dma_bus_setup)(struct pci_bus *bus);
+
+	void __iomem *	(*ioremap)(unsigned long addr, unsigned long size,
+				   unsigned long flags);
+	void		(*iounmap)(void __iomem *token);
 #endif /* CONFIG_PPC64 */
 
 	int		(*probe)(void);