[SPARC64]: Use in-kernel PROM tree for EBUS and ISA.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index fb112c3..7809100 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -63,6 +63,7 @@
 
 	return np;
 }
+EXPORT_SYMBOL(of_find_node_by_path);
 
 struct device_node *of_find_node_by_phandle(phandle handle)
 {