diff --git a/drivers/net/pcs/pcs-lynx.c b/drivers/net/pcs/pcs-lynx.c
index a92081560e64..da4f99059eef 100644
--- a/drivers/net/pcs/pcs-lynx.c
+++ b/drivers/net/pcs/pcs-lynx.c
@@ -46,6 +46,7 @@ static unsigned int lynx_pcs_inband_caps(struct phylink_pcs *pcs,
 		return LINK_INBAND_DISABLE | LINK_INBAND_ENABLE;
 
 	case PHY_INTERFACE_MODE_10GBASER:
+	case PHY_INTERFACE_MODE_25GBASER:
 		return LINK_INBAND_DISABLE;
 
 	case PHY_INTERFACE_MODE_USXGMII:
@@ -97,6 +98,7 @@ static void lynx_pcs_get_state(struct phylink_pcs *pcs, unsigned int neg_mode,
 		lynx_pcs_get_state_usxgmii(lynx->mdio, state);
 		break;
 	case PHY_INTERFACE_MODE_10GBASER:
+	case PHY_INTERFACE_MODE_25GBASER:
 		phylink_mii_c45_pcs_get_state(lynx->mdio, state);
 		break;
 	default:
@@ -188,7 +190,8 @@ static int lynx_pcs_config(struct phylink_pcs *pcs, unsigned int neg_mode,
 		return lynx_pcs_config_usxgmii(lynx->mdio, ifmode, advertising,
 					       neg_mode);
 	case PHY_INTERFACE_MODE_10GBASER:
-		/* Nothing to do here for 10GBASER */
+	case PHY_INTERFACE_MODE_25GBASER:
+		/* Nothing to do here for 10GBASER and 25GBASER */
 		break;
 	default:
 		return -EOPNOTSUPP;
@@ -279,6 +282,7 @@ static const phy_interface_t lynx_interfaces[] = {
 	PHY_INTERFACE_MODE_1000BASEX,
 	PHY_INTERFACE_MODE_2500BASEX,
 	PHY_INTERFACE_MODE_10GBASER,
+	PHY_INTERFACE_MODE_25GBASER,
 	PHY_INTERFACE_MODE_USXGMII,
 	PHY_INTERFACE_MODE_10G_QXGMII,
 };
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 3ec3bb439109..ff4375f1e910 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -4360,6 +4360,11 @@ void phylink_mii_c45_pcs_get_state(struct mdio_device *pcs,
 		state->duplex = DUPLEX_FULL;
 		break;
 
+	case PHY_INTERFACE_MODE_25GBASER:
+		state->speed = SPEED_25000;
+		state->duplex = DUPLEX_FULL;
+		break;
+
 	default:
 		break;
 	}