diff --git a/target/linux/realtek/files-6.6/drivers/net/dsa/rtl83xx/dsa.c b/target/linux/realtek/files-6.6/drivers/net/dsa/rtl83xx/dsa.c
index 2f9b3ba8c14709..d61122e330d8f2 100644
--- a/target/linux/realtek/files-6.6/drivers/net/dsa/rtl83xx/dsa.c
+++ b/target/linux/realtek/files-6.6/drivers/net/dsa/rtl83xx/dsa.c
@@ -683,6 +683,7 @@ static void rtl83xx_phylink_get_caps(struct dsa_switch *ds, int port,
 	__set_bit(PHY_INTERFACE_MODE_GMII, config->supported_interfaces);
 	__set_bit(PHY_INTERFACE_MODE_QSGMII, config->supported_interfaces);
 	__set_bit(PHY_INTERFACE_MODE_SGMII, config->supported_interfaces);
+	__set_bit(PHY_INTERFACE_MODE_XGMII, config->supported_interfaces);
 	__set_bit(PHY_INTERFACE_MODE_1000BASEX, config->supported_interfaces);
 }