fdt: Rename fdt_create_phandle to fdt_set_phandle

The old fdt_create_phandle didn't actually create a phandle it just
set one.  We'll introduce a new helper that actually does creation.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Gerald Van Baren <vanbaren@cideas.com>
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 19b2ef6..8f7323d 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -1196,13 +1196,13 @@
 }
 
 /*
- * fdt_create_phandle: Create a phandle property for the given node
+ * fdt_set_phandle: Create a phandle property for the given node
  *
  * @fdt: ptr to device tree
  * @nodeoffset: node to update
  * @phandle: phandle value to set (must be unique)
-*/
-int fdt_create_phandle(void *fdt, int nodeoffset, uint32_t phandle)
+ */
+int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle)
 {
 	int ret;