fdtdec: Use fdt_setprop_u32() for fdtdec_set_phandle()

The fdt_setprop_u32() function does everything that we need, so we
really only use the function as a convenience wrapper, in which case it
can simply be a static inline function.

Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/include/fdtdec.h b/include/fdtdec.h
index 266c582..110aa6a 100644
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -1029,7 +1029,10 @@
  * @param phandle	phandle to set for the given node
  * @return 0 on success or a negative error code on failure
  */
-int fdtdec_set_phandle(void *blob, int node, uint32_t phandle);
+static inline int fdtdec_set_phandle(void *blob, int node, uint32_t phandle)
+{
+	return fdt_setprop_u32(blob, node, "phandle", phandle);
+}
 
 /**
  * fdtdec_add_reserved_memory() - add or find a reserved-memory node
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 9c9c302..fea44a9 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -1261,13 +1261,6 @@
 }
 #endif
 
-int fdtdec_set_phandle(void *blob, int node, uint32_t phandle)
-{
-	fdt32_t value = cpu_to_fdt32(phandle);
-
-	return fdt_setprop(blob, node, "phandle", &value, sizeof(value));
-}
-
 static int fdtdec_init_reserved_memory(void *blob)
 {
 	int na, ns, node, err;