diff --git a/drivers/net/phy/aquantia.c b/drivers/net/phy/aquantia.c
index 601121dc3a..397abc0380 100644
--- a/drivers/net/phy/aquantia.c
+++ b/drivers/net/phy/aquantia.c
@@ -72,6 +72,12 @@
 #define VERSION_STRING_OFFSET 0x0200
 #define HEADER_OFFSET 0x300
 
+/* driver private data */
+#define AQUANTIA_NA		0
+#define AQUANTIA_GEN1		1
+#define AQUANTIA_GEN2		2
+#define AQUANTIA_GEN3		3
+
 #pragma pack(1)
 struct fw_header {
 	u8 padding[4];
@@ -467,6 +473,7 @@ struct phy_driver aqr105_driver = {
 	.config = &aquantia_config,
 	.startup = &aquantia_startup,
 	.shutdown = &gen10g_shutdown,
+	.data = AQUANTIA_GEN1,
 };
 
 struct phy_driver aqr106_driver = {
@@ -493,6 +500,7 @@ struct phy_driver aqr107_driver = {
 	.config = &aquantia_config,
 	.startup = &aquantia_startup,
 	.shutdown = &gen10g_shutdown,
+	.data = AQUANTIA_GEN2,
 };
 
 struct phy_driver aqr112_driver = {
@@ -506,6 +514,7 @@ struct phy_driver aqr112_driver = {
 	.config = &aquantia_config,
 	.startup = &aquantia_startup,
 	.shutdown = &gen10g_shutdown,
+	.data = AQUANTIA_GEN3,
 };
 
 struct phy_driver aqr405_driver = {
@@ -519,6 +528,7 @@ struct phy_driver aqr405_driver = {
 	.config = &aquantia_config,
 	.startup = &aquantia_startup,
 	.shutdown = &gen10g_shutdown,
+	.data = AQUANTIA_GEN1,
 };
 
 struct phy_driver aqr412_driver = {
@@ -532,6 +542,7 @@ struct phy_driver aqr412_driver = {
 	.config = &aquantia_config,
 	.startup = &aquantia_startup,
 	.shutdown = &gen10g_shutdown,
+	.data = AQUANTIA_GEN3,
 };
 
 int phy_aquantia_init(void)