diff --git a/include/dt-bindings/phy/phy.h b/include/dt-bindings/phy/phy.h
index 6b901b342348..d77b372d302f 100644
--- a/include/dt-bindings/phy/phy.h
+++ b/include/dt-bindings/phy/phy.h
@@ -23,5 +23,6 @@
 #define PHY_TYPE_DPHY		10
 #define PHY_TYPE_CPHY		11
 #define PHY_TYPE_USXGMII	12
+#define PHY_TYPE_XAUI		13
 
 #endif /* _DT_BINDINGS_PHY */