diff --git a/include/fdtdec.h b/include/fdtdec.h
index e70714b2f2c..f8a4e94186d 100644
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -109,6 +109,19 @@ struct fdt_gpio_state {
 int fdtdec_next_alias(const void *blob, const char *name,
 		enum fdt_compat_id id, int *upto);
 
+/**
+ * Find the compatible ID for a given node.
+ *
+ * Generally each node has at least one compatible string attached to it.
+ * This function looks through our list of known compatible strings and
+ * returns the corresponding ID which matches the compatible string.
+ *
+ * @param blob		FDT blob to use
+ * @param node		Node containing compatible string to find
+ * @return compatible ID, or COMPAT_UNKNOWN if we cannot find a match
+ */
+enum fdt_compat_id fdtdec_lookup(const void *blob, int node);
+
 /**
  * Find the next compatible node for a peripheral.
  *
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 32f03cc82b6..96f3e7bccf4 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -128,7 +128,7 @@ int fdtdec_get_is_enabled(const void *blob, int node)
 	return 1;
 }
 
-enum fdt_compat_id fd_dec_lookup(const void *blob, int node)
+enum fdt_compat_id fdtdec_lookup(const void *blob, int node)
 {
 	enum fdt_compat_id id;