diff --git a/doc/device-tree-bindings/misc/altera_sysid.txt b/doc/device-tree-bindings/misc/altera_sysid.txt
new file mode 100644
index 0000000..54462eb
--- /dev/null
+++ b/doc/device-tree-bindings/misc/altera_sysid.txt
@@ -0,0 +1,4 @@
+Altera sysid
+
+Required properties:
+- compatible : should be "altr,sysid-1.0"