of/promtree: add of_pdt namespace to pdt code

For symbols still lacking namespace qualifiers, add an of_pdt_ prefix.

Signed-off-by: Andres Salomon <dilinger@queued.net>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/include/linux/of_pdt.h b/include/linux/of_pdt.h
index 303c5ff..0f7d0c5 100644
--- a/include/linux/of_pdt.h
+++ b/include/linux/of_pdt.h
@@ -36,7 +36,7 @@
 /* for building the device tree */
 extern void of_pdt_build_devicetree(phandle root_node, struct of_pdt_ops *ops);
 
-extern void (*prom_build_more)(struct device_node *dp,
+extern void (*of_pdt_build_more)(struct device_node *dp,
 		struct device_node ***nextp);
 
 #endif /* _LINUX_OF_PDT_H */