diff --git a/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.c b/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.c
index f44f2f4adc1..c1d6af63751 100644
--- a/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.c
+++ b/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.c
@@ -4025,6 +4025,23 @@ static struct phy_driver rtl83xx_phy_driver[] = {
 		.set_eee	= rtl8218d_set_eee,
 		.get_eee	= rtl8218d_get_eee,
 	},
+	{
+		PHY_ID_MATCH_MODEL(PHY_ID_RTL8221B),
+		.name           = "REALTEK RTL8221B",
+		.features       = PHY_GBIT_FEATURES,
+		.probe          = rtl8226_phy_probe,
+		.suspend        = genphy_suspend,
+		.resume         = genphy_resume,
+		.set_loopback   = genphy_loopback,
+		.read_mmd       = rtl8226_read_mmd,
+		.write_mmd      = rtl8226_write_mmd,
+		.read_page      = rtl8226_read_page,
+		.write_page     = rtl8226_write_page,
+		.read_status    = rtl8226_read_status,
+		.config_aneg    = rtl8226_config_aneg,
+		.set_eee        = rtl8226_set_eee,
+		.get_eee        = rtl8226_get_eee,
+	},
 	{
 		PHY_ID_MATCH_MODEL(PHY_ID_RTL8226),
 		.name		= "REALTEK RTL8226",
diff --git a/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.h b/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.h
index f6e42e4722c..1ccb560d2ab 100644
--- a/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.h
+++ b/target/linux/realtek/files-5.10/drivers/net/phy/rtl83xx-phy.h
@@ -30,6 +30,7 @@ struct __attribute__ ((__packed__)) fw_header {
 #define PHY_ID_RTL8218B_E	0x001cc981
 #define PHY_ID_RTL8218D		0x001cc983
 #define PHY_ID_RTL8218B_I	0x001cca40
+#define PHY_ID_RTL8221B		0x001cc849
 #define PHY_ID_RTL8226		0x001cc838
 #define PHY_ID_RTL8390_GENERIC	0x001ccab0
 #define PHY_ID_RTL8393_I	0x001c8393