dm: core: add missing prototype for ofnode_read_u64

Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 2fc9fa39a356e14d0462a8a1328d50bc3f90109c..92539b8b5f2513a989566de44733bbdfe45ae4d8 100644 (file)
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -236,6 +236,16 @@ int ofnode_read_u32_default(ofnode ref, const char *propname, u32 def);
  */
 int ofnode_read_s32_default(ofnode node, const char *propname, s32 def);
 
+/**
+ * ofnode_read_u64() - Read a 64-bit integer from a property
+ *
+ * @node:      valid node reference to read property from
+ * @propname:  name of the property to read from
+ * @outp:      place to put value (if found)
+ * @return 0 if OK, -ve on error
+ */
+int ofnode_read_u64(ofnode node, const char *propname, u64 *outp);
+
 /**
  * ofnode_read_u64_default() - Read a 64-bit integer from a property
  *