diff --git a/include/dt-bindings/phy/phy-miphy365x.h b/include/dt-bindings/phy/phy-miphy365x.h
new file mode 100644
index 0000000000000000000000000000000000000000..8ef8aba6edd683b6586f559fafb2c713e06f99a3
--- /dev/null
+++ b/include/dt-bindings/phy/phy-miphy365x.h
@@ -0,0 +1,14 @@
+/*
+ * This header provides constants for the phy framework
+ * based on the STMicroelectronics MiPHY365x.
+ *
+ * Author: Lee Jones <lee.jones@linaro.org>
+ */
+#ifndef _DT_BINDINGS_PHY_MIPHY
+#define _DT_BINDINGS_PHY_MIPHY
+
+#define MIPHY_TYPE_SATA		1
+#define MIPHY_TYPE_PCIE		2
+#define MIPHY_TYPE_USB		3
+
+#endif /* _DT_BINDINGS_PHY_MIPHY */