[SPARC]: Provide pci_device_to_OF_node() just like powerpc.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/asm-sparc64/pci.h b/include/asm-sparc64/pci.h
index ca65602..b14a725b 100644
--- a/include/asm-sparc64/pci.h
+++ b/include/asm-sparc64/pci.h
@@ -312,6 +312,9 @@
 	return PCI_IRQ_NONE;
 }
 
+struct device_node;
+extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev);
+
 #endif /* __KERNEL__ */
 
 #endif /* __SPARC64_PCI_H */