v4.19.13 snapshot.
diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h
new file mode 100644
index 0000000..1eb6f24
--- /dev/null
+++ b/include/linux/marvell_phy.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _MARVELL_PHY_H
+#define _MARVELL_PHY_H
+
+/* Mask used for ID comparisons */
+#define MARVELL_PHY_ID_MASK 0xfffffff0
+
+/* Known PHY IDs */
+#define MARVELL_PHY_ID_88E1101 0x01410c60
+#define MARVELL_PHY_ID_88E1112 0x01410c90
+#define MARVELL_PHY_ID_88E1111 0x01410cc0
+#define MARVELL_PHY_ID_88E1118 0x01410e10
+#define MARVELL_PHY_ID_88E1121R 0x01410cb0
+#define MARVELL_PHY_ID_88E1145 0x01410cd0
+#define MARVELL_PHY_ID_88E1149R 0x01410e50
+#define MARVELL_PHY_ID_88E1240 0x01410e30
+#define MARVELL_PHY_ID_88E1318S 0x01410e90
+#define MARVELL_PHY_ID_88E1116R 0x01410e40
+#define MARVELL_PHY_ID_88E1510 0x01410dd0
+#define MARVELL_PHY_ID_88E1540 0x01410eb0
+#define MARVELL_PHY_ID_88E1545 0x01410ea0
+#define MARVELL_PHY_ID_88E3016 0x01410e60
+
+/* The MV88e6390 Ethernet switch contains embedded PHYs. These PHYs do
+ * not have a model ID. So the switch driver traps reads to the ID2
+ * register and returns the switch family ID
+ */
+#define MARVELL_PHY_ID_88E6390 0x01410f90
+
+#define MARVELL_PHY_FAMILY_ID(id) ((id) >> 4)
+
+/* struct phy_device dev_flags definitions */
+#define MARVELL_PHY_M1145_FLAGS_RESISTANCE 0x00000001
+#define MARVELL_PHY_M1118_DNS323_LEDS 0x00000002
+
+#endif /* _MARVELL_PHY_H */