diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c b/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c
index 4646e80c3462..7fe9983d3c0e 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c
@@ -1683,10 +1683,13 @@ static const struct ethtool_ops fbnic_ethtool_ops = {
 	.get_drvinfo		= fbnic_get_drvinfo,
 	.get_regs_len		= fbnic_get_regs_len,
 	.get_regs		= fbnic_get_regs,
+	.get_link		= ethtool_op_get_link,
 	.get_coalesce		= fbnic_get_coalesce,
 	.set_coalesce		= fbnic_set_coalesce,
 	.get_ringparam		= fbnic_get_ringparam,
 	.set_ringparam		= fbnic_set_ringparam,
+	.get_pauseparam		= fbnic_phylink_get_pauseparam,
+	.set_pauseparam		= fbnic_phylink_set_pauseparam,
 	.get_strings		= fbnic_get_strings,
 	.get_ethtool_stats	= fbnic_get_ethtool_stats,
 	.get_sset_count		= fbnic_get_sset_count,
@@ -1705,6 +1708,8 @@ static const struct ethtool_ops fbnic_ethtool_ops = {
 	.set_channels		= fbnic_set_channels,
 	.get_ts_info		= fbnic_get_ts_info,
 	.get_ts_stats		= fbnic_get_ts_stats,
+	.get_link_ksettings	= fbnic_phylink_ethtool_ksettings_get,
+	.get_fecparam		= fbnic_phylink_get_fecparam,
 	.get_eth_mac_stats	= fbnic_get_eth_mac_stats,
 	.get_eth_ctrl_stats	= fbnic_get_eth_ctrl_stats,
 	.get_rmon_stats		= fbnic_get_rmon_stats,
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_fw.c b/drivers/net/ethernet/meta/fbnic/fbnic_fw.c
index 4521d0483d18..01756aba29fb 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_fw.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_fw.c
@@ -95,6 +95,9 @@ void fbnic_mbx_init(struct fbnic_dev *fbd)
 	/* Initialize lock to protect Tx ring */
 	spin_lock_init(&fbd->fw_tx_lock);
 
+	/* Reset FW Capabilities */
+	memset(&fbd->fw_cap, 0, sizeof(fbd->fw_cap));
+
 	/* Reinitialize mailbox memory */
 	for (i = 0; i < FBNIC_IPC_MBX_INDICES; i++)
 		memset(&fbd->mbx[i], 0, sizeof(struct fbnic_fw_mbx));
@@ -1117,6 +1120,7 @@ void fbnic_mbx_poll(struct fbnic_dev *fbd)
 
 int fbnic_mbx_poll_tx_ready(struct fbnic_dev *fbd)
 {
+	struct fbnic_fw_mbx *tx_mbx = &fbd->mbx[FBNIC_IPC_MBX_TX_IDX];
 	unsigned long timeout = jiffies + 10 * HZ + 1;
 	int err, i;
 
@@ -1149,8 +1153,23 @@ int fbnic_mbx_poll_tx_ready(struct fbnic_dev *fbd)
 	if (err)
 		goto clean_mbx;
 
-	/* Use "1" to indicate we entered the state waiting for a response */
-	fbd->fw_cap.running.mgmt.version = 1;
+	/* Poll until we get a current management firmware version, use "1"
+	 * to indicate we entered the polling state waiting for a response
+	 */
+	for (fbd->fw_cap.running.mgmt.version = 1;
+	     fbd->fw_cap.running.mgmt.version < MIN_FW_VERSION_CODE;) {
+		if (!tx_mbx->ready)
+			err = -ENODEV;
+		if (err)
+			goto clean_mbx;
+
+		msleep(20);
+		fbnic_mbx_poll(fbd);
+
+		/* set err, but wait till mgmt.version check to report it */
+		if (!time_is_after_jiffies(timeout))
+			err = -ETIMEDOUT;
+	}
 
 	return 0;
 clean_mbx:
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_fw.h b/drivers/net/ethernet/meta/fbnic/fbnic_fw.h
index 08bc4b918de7..08bf87c5ddf6 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_fw.h
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_fw.h
@@ -155,10 +155,10 @@ enum {
 };
 
 enum {
-	FBNIC_FW_LINK_SPEED_25R1		= 1,
-	FBNIC_FW_LINK_SPEED_50R2		= 2,
-	FBNIC_FW_LINK_SPEED_50R1		= 3,
-	FBNIC_FW_LINK_SPEED_100R2		= 4,
+	FBNIC_FW_LINK_MODE_25CR			= 1,
+	FBNIC_FW_LINK_MODE_50CR2		= 2,
+	FBNIC_FW_LINK_MODE_50CR			= 3,
+	FBNIC_FW_LINK_MODE_100CR2		= 4,
 };
 
 enum {
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_mac.c b/drivers/net/ethernet/meta/fbnic/fbnic_mac.c
index ea5ea7e329cb..5ff45463f9d2 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_mac.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_mac.c
@@ -452,7 +452,7 @@ static u32 __fbnic_mac_cmd_config_asic(struct fbnic_dev *fbd,
 		command_config |= FBNIC_MAC_COMMAND_CONFIG_RX_PAUSE_DIS;
 
 	/* Disable fault handling if no FEC is requested */
-	if ((fbn->fec & FBNIC_FEC_MODE_MASK) == FBNIC_FEC_OFF)
+	if (fbn->fec == FBNIC_FEC_OFF)
 		command_config |= FBNIC_MAC_COMMAND_CONFIG_FLT_HDL_DIS;
 
 	return command_config;
@@ -468,15 +468,15 @@ static bool fbnic_mac_get_pcs_link_status(struct fbnic_dev *fbd)
 		return false;
 
 	/* Define the expected lane mask for the status bits we need to check */
-	switch (fbn->link_mode & FBNIC_LINK_MODE_MASK) {
-	case FBNIC_LINK_100R2:
+	switch (fbn->aui) {
+	case FBNIC_AUI_100GAUI2:
 		lane_mask = 0xf;
 		break;
-	case FBNIC_LINK_50R1:
+	case FBNIC_AUI_50GAUI1:
 		lane_mask = 3;
 		break;
-	case FBNIC_LINK_50R2:
-		switch (fbn->fec & FBNIC_FEC_MODE_MASK) {
+	case FBNIC_AUI_LAUI2:
+		switch (fbn->fec) {
 		case FBNIC_FEC_OFF:
 			lane_mask = 0x63;
 			break;
@@ -488,13 +488,13 @@ static bool fbnic_mac_get_pcs_link_status(struct fbnic_dev *fbd)
 			break;
 		}
 		break;
-	case FBNIC_LINK_25R1:
+	case FBNIC_AUI_25GAUI:
 		lane_mask = 1;
 		break;
 	}
 
 	/* Use an XOR to remove the bits we expect to see set */
-	switch (fbn->fec & FBNIC_FEC_MODE_MASK) {
+	switch (fbn->fec) {
 	case FBNIC_FEC_OFF:
 		lane_mask ^= FIELD_GET(FBNIC_SIG_PCS_OUT0_BLOCK_LOCK,
 				       pcs_status);
@@ -540,53 +540,41 @@ static bool fbnic_pcs_get_link_asic(struct fbnic_dev *fbd)
 	return link;
 }
 
-static void fbnic_pcs_get_fw_settings(struct fbnic_dev *fbd)
+void fbnic_mac_get_fw_settings(struct fbnic_dev *fbd, u8 *aui, u8 *fec)
 {
-	struct fbnic_net *fbn = netdev_priv(fbd->netdev);
-	u8 link_mode = fbn->link_mode;
-	u8 fec = fbn->fec;
-
-	/* Update FEC first to reflect FW current mode */
-	if (fbn->fec & FBNIC_FEC_AUTO) {
-		switch (fbd->fw_cap.link_fec) {
-		case FBNIC_FW_LINK_FEC_NONE:
-			fec = FBNIC_FEC_OFF;
-			break;
-		case FBNIC_FW_LINK_FEC_RS:
-			fec = FBNIC_FEC_RS;
-			break;
-		case FBNIC_FW_LINK_FEC_BASER:
-			fec = FBNIC_FEC_BASER;
-			break;
-		default:
-			return;
-		}
-
-		fbn->fec = fec;
+	/* Retrieve default speed from FW */
+	switch (fbd->fw_cap.link_speed) {
+	case FBNIC_FW_LINK_MODE_25CR:
+		*aui = FBNIC_AUI_25GAUI;
+		break;
+	case FBNIC_FW_LINK_MODE_50CR2:
+		*aui = FBNIC_AUI_LAUI2;
+		break;
+	case FBNIC_FW_LINK_MODE_50CR:
+		*aui = FBNIC_AUI_50GAUI1;
+		*fec = FBNIC_FEC_RS;
+		return;
+	case FBNIC_FW_LINK_MODE_100CR2:
+		*aui = FBNIC_AUI_100GAUI2;
+		*fec = FBNIC_FEC_RS;
+		return;
+	default:
+		*aui = FBNIC_AUI_UNKNOWN;
+		return;
 	}
 
-	/* Do nothing if AUTO mode is not engaged */
-	if (fbn->link_mode & FBNIC_LINK_AUTO) {
-		switch (fbd->fw_cap.link_speed) {
-		case FBNIC_FW_LINK_SPEED_25R1:
-			link_mode = FBNIC_LINK_25R1;
-			break;
-		case FBNIC_FW_LINK_SPEED_50R2:
-			link_mode = FBNIC_LINK_50R2;
-			break;
-		case FBNIC_FW_LINK_SPEED_50R1:
-			link_mode = FBNIC_LINK_50R1;
-			fec = FBNIC_FEC_RS;
-			break;
-		case FBNIC_FW_LINK_SPEED_100R2:
-			link_mode = FBNIC_LINK_100R2;
-			fec = FBNIC_FEC_RS;
-			break;
-		default:
-			return;
-		}
-
-		fbn->link_mode = link_mode;
+	/* Update FEC first to reflect FW current mode */
+	switch (fbd->fw_cap.link_fec) {
+	case FBNIC_FW_LINK_FEC_NONE:
+		*fec = FBNIC_FEC_OFF;
+		break;
+	case FBNIC_FW_LINK_FEC_RS:
+	default:
+		*fec = FBNIC_FEC_RS;
+		break;
+	case FBNIC_FW_LINK_FEC_BASER:
+		*fec = FBNIC_FEC_BASER;
+		break;
 	}
 }
 
@@ -596,9 +584,6 @@ static int fbnic_pcs_enable_asic(struct fbnic_dev *fbd)
 	wr32(fbd, FBNIC_SIG_PCS_INTR_MASK, ~0);
 	wr32(fbd, FBNIC_SIG_PCS_INTR_STS, ~0);
 
-	/* Pull in settings from FW */
-	fbnic_pcs_get_fw_settings(fbd);
-
 	return 0;
 }
 
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_mac.h b/drivers/net/ethernet/meta/fbnic/fbnic_mac.h
index 4d508e1e2151..86fa06da2b3e 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_mac.h
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_mac.h
@@ -25,27 +25,23 @@ enum {
 	FBNIC_FEC_OFF		= 0,
 	FBNIC_FEC_RS		= 1,
 	FBNIC_FEC_BASER		= 2,
-	FBNIC_FEC_AUTO		= 4,
 };
 
-#define FBNIC_FEC_MODE_MASK	(FBNIC_FEC_AUTO - 1)
-
-/* Treat the link modes as a set of modulation/lanes bitmask:
+/* Treat the AUI modes as a modulation/lanes bitmask:
  * Bit 0: Lane Count, 0 = R1, 1 = R2
  * Bit 1: Modulation, 0 = NRZ, 1 = PAM4
- * Bit 2: Retrieve link mode from FW
+ * Bit 2: Unknown Modulation/Lane Configuration
  */
 enum {
-	FBNIC_LINK_25R1		= 0,
-	FBNIC_LINK_50R2		= 1,
-	FBNIC_LINK_50R1		= 2,
-	FBNIC_LINK_100R2	= 3,
-	FBNIC_LINK_AUTO		= 4,
+	FBNIC_AUI_25GAUI	= 0,	/* 25.7812GBd	25.78125 * 1 */
+	FBNIC_AUI_LAUI2		= 1,	/* 51.5625GBd	25.78128 * 2 */
+	FBNIC_AUI_50GAUI1	= 2,	/* 53.125GBd	53.125   * 1 */
+	FBNIC_AUI_100GAUI2	= 3,	/* 106.25GBd	53.125   * 2 */
+	FBNIC_AUI_UNKNOWN	= 4,
 };
 
-#define FBNIC_LINK_MODE_R2	(FBNIC_LINK_50R2)
-#define FBNIC_LINK_MODE_PAM4	(FBNIC_LINK_50R1)
-#define FBNIC_LINK_MODE_MASK	(FBNIC_LINK_AUTO - 1)
+#define FBNIC_AUI_MODE_R2	(FBNIC_AUI_LAUI2)
+#define FBNIC_AUI_MODE_PAM4	(FBNIC_AUI_50GAUI1)
 
 enum fbnic_sensor_id {
 	FBNIC_SENSOR_TEMP,		/* Temp in millidegrees Centigrade */
@@ -97,4 +93,5 @@ struct fbnic_mac {
 };
 
 int fbnic_mac_init(struct fbnic_dev *fbd);
+void fbnic_mac_get_fw_settings(struct fbnic_dev *fbd, u8 *aui, u8 *fec);
 #endif /* _FBNIC_MAC_H_ */
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c
index aa812c63d5af..7bd7812d9c06 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.c
@@ -736,8 +736,6 @@ struct net_device *fbnic_netdev_alloc(struct fbnic_dev *fbd)
 	 */
 	netdev->ethtool->wol_enabled = true;
 
-	fbn->fec = FBNIC_FEC_AUTO | FBNIC_FEC_RS;
-	fbn->link_mode = FBNIC_LINK_AUTO | FBNIC_LINK_50R2;
 	netif_carrier_off(netdev);
 
 	netif_tx_stop_all_queues(netdev);
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h
index 561837e80ec8..a3dc85d3838b 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h
@@ -42,9 +42,8 @@ struct fbnic_net {
 	struct phylink_config phylink_config;
 	struct phylink_pcs phylink_pcs;
 
-	/* TBD: Remove these when phylink supports FEC and lane config */
+	u8 aui;
 	u8 fec;
-	u8 link_mode;
 
 	/* Cached top bits of the HW time counter for 40b -> 64b conversion */
 	u32 time_high;
@@ -93,5 +92,13 @@ void fbnic_time_stop(struct fbnic_net *fbn);
 void __fbnic_set_rx_mode(struct net_device *netdev);
 void fbnic_clear_rx_mode(struct net_device *netdev);
 
+void fbnic_phylink_get_pauseparam(struct net_device *netdev,
+				  struct ethtool_pauseparam *pause);
+int fbnic_phylink_set_pauseparam(struct net_device *netdev,
+				 struct ethtool_pauseparam *pause);
+int fbnic_phylink_ethtool_ksettings_get(struct net_device *netdev,
+					struct ethtool_link_ksettings *cmd);
+int fbnic_phylink_get_fecparam(struct net_device *netdev,
+			       struct ethtool_fecparam *fecparam);
 int fbnic_phylink_init(struct net_device *netdev);
 #endif /* _FBNIC_NETDEV_H_ */
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_phylink.c b/drivers/net/ethernet/meta/fbnic/fbnic_phylink.c
index 860b02b22c15..7ce3fdd25282 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_phylink.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_phylink.c
@@ -8,6 +8,99 @@
 #include "fbnic_mac.h"
 #include "fbnic_netdev.h"
 
+static phy_interface_t fbnic_phylink_select_interface(u8 aui)
+{
+	switch (aui) {
+	case FBNIC_AUI_100GAUI2:
+		return PHY_INTERFACE_MODE_100GBASEP;
+	case FBNIC_AUI_50GAUI1:
+		return PHY_INTERFACE_MODE_50GBASER;
+	case FBNIC_AUI_LAUI2:
+		return PHY_INTERFACE_MODE_LAUI;
+	case FBNIC_AUI_25GAUI:
+		return PHY_INTERFACE_MODE_25GBASER;
+	}
+
+	return PHY_INTERFACE_MODE_NA;
+}
+
+void fbnic_phylink_get_pauseparam(struct net_device *netdev,
+				  struct ethtool_pauseparam *pause)
+{
+	struct fbnic_net *fbn = netdev_priv(netdev);
+
+	phylink_ethtool_get_pauseparam(fbn->phylink, pause);
+}
+
+int fbnic_phylink_set_pauseparam(struct net_device *netdev,
+				 struct ethtool_pauseparam *pause)
+{
+	struct fbnic_net *fbn = netdev_priv(netdev);
+
+	return phylink_ethtool_set_pauseparam(fbn->phylink, pause);
+}
+
+static void
+fbnic_phylink_get_supported_fec_modes(unsigned long *supported)
+{
+	/* The NIC can support up to 8 possible combinations.
+	 * Either 50G-CR, or 100G-CR2
+	 *   This is with RS FEC mode only
+	 * Either 25G-CR, or 50G-CR2
+	 *   This is with No FEC, RS, or Base-R
+	 */
+	if (phylink_test(supported, 100000baseCR2_Full) ||
+	    phylink_test(supported, 50000baseCR_Full))
+		phylink_set(supported, FEC_RS);
+	if (phylink_test(supported, 50000baseCR2_Full) ||
+	    phylink_test(supported, 25000baseCR_Full)) {
+		phylink_set(supported, FEC_BASER);
+		phylink_set(supported, FEC_NONE);
+		phylink_set(supported, FEC_RS);
+	}
+}
+
+int fbnic_phylink_ethtool_ksettings_get(struct net_device *netdev,
+					struct ethtool_link_ksettings *cmd)
+{
+	struct fbnic_net *fbn = netdev_priv(netdev);
+	int err;
+
+	err = phylink_ethtool_ksettings_get(fbn->phylink, cmd);
+	if (!err) {
+		unsigned long *supp = cmd->link_modes.supported;
+
+		cmd->base.port = PORT_DA;
+		cmd->lanes = (fbn->aui & FBNIC_AUI_MODE_R2) ? 2 : 1;
+
+		fbnic_phylink_get_supported_fec_modes(supp);
+	}
+
+	return err;
+}
+
+int fbnic_phylink_get_fecparam(struct net_device *netdev,
+			       struct ethtool_fecparam *fecparam)
+{
+	struct fbnic_net *fbn = netdev_priv(netdev);
+
+	if (fbn->fec & FBNIC_FEC_RS) {
+		fecparam->active_fec = ETHTOOL_FEC_RS;
+		fecparam->fec = ETHTOOL_FEC_RS;
+	} else if (fbn->fec & FBNIC_FEC_BASER) {
+		fecparam->active_fec = ETHTOOL_FEC_BASER;
+		fecparam->fec = ETHTOOL_FEC_BASER;
+	} else {
+		fecparam->active_fec = ETHTOOL_FEC_OFF;
+		fecparam->fec = ETHTOOL_FEC_OFF;
+	}
+
+	if (fbn->aui & FBNIC_AUI_MODE_PAM4)
+		fecparam->fec |= ETHTOOL_FEC_AUTO;
+
+	return 0;
+}
+
 static struct fbnic_net *
 fbnic_pcs_to_net(struct phylink_pcs *pcs)
 {
@@ -21,23 +114,20 @@ fbnic_phylink_pcs_get_state(struct phylink_pcs *pcs, unsigned int neg_mode,
 	struct fbnic_net *fbn = fbnic_pcs_to_net(pcs);
 	struct fbnic_dev *fbd = fbn->fbd;
 
-	/* For now we use hard-coded defaults and FW config to determine
-	 * the current values. In future patches we will add support for
-	 * reconfiguring these values and changing link settings.
-	 */
-	switch (fbd->fw_cap.link_speed) {
-	case FBNIC_FW_LINK_SPEED_25R1:
+	switch (fbn->aui) {
+	case FBNIC_AUI_25GAUI:
 		state->speed = SPEED_25000;
 		break;
-	case FBNIC_FW_LINK_SPEED_50R2:
+	case FBNIC_AUI_LAUI2:
+	case FBNIC_AUI_50GAUI1:
 		state->speed = SPEED_50000;
 		break;
-	case FBNIC_FW_LINK_SPEED_100R2:
+	case FBNIC_AUI_100GAUI2:
 		state->speed = SPEED_100000;
 		break;
 	default:
-		state->speed = SPEED_UNKNOWN;
-		break;
+		state->link = 0;
+		return;
 	}
 
 	state->duplex = DUPLEX_FULL;
@@ -131,6 +221,7 @@ static const struct phylink_mac_ops fbnic_phylink_mac_ops = {
 int fbnic_phylink_init(struct net_device *netdev)
 {
 	struct fbnic_net *fbn = netdev_priv(netdev);
+	struct fbnic_dev *fbd = fbn->fbd;
 	struct phylink *phylink;
 
 	fbn->phylink_pcs.ops = &fbnic_phylink_pcs_ops;
@@ -138,18 +229,23 @@ int fbnic_phylink_init(struct net_device *netdev)
 	fbn->phylink_config.dev = &netdev->dev;
 	fbn->phylink_config.type = PHYLINK_NETDEV;
 	fbn->phylink_config.mac_capabilities = MAC_SYM_PAUSE | MAC_ASYM_PAUSE |
-					       MAC_10000FD | MAC_25000FD |
-					       MAC_40000FD | MAC_50000FD |
+					       MAC_25000FD | MAC_50000FD |
 					       MAC_100000FD;
 	fbn->phylink_config.default_an_inband = true;
 
-	__set_bit(PHY_INTERFACE_MODE_XGMII,
+	__set_bit(PHY_INTERFACE_MODE_100GBASEP,
 		  fbn->phylink_config.supported_interfaces);
-	__set_bit(PHY_INTERFACE_MODE_XLGMII,
+	__set_bit(PHY_INTERFACE_MODE_50GBASER,
+		  fbn->phylink_config.supported_interfaces);
+	__set_bit(PHY_INTERFACE_MODE_LAUI,
+		  fbn->phylink_config.supported_interfaces);
+	__set_bit(PHY_INTERFACE_MODE_25GBASER,
 		  fbn->phylink_config.supported_interfaces);
 
+	fbnic_mac_get_fw_settings(fbd, &fbn->aui, &fbn->fec);
+
 	phylink = phylink_create(&fbn->phylink_config, NULL,
-				 PHY_INTERFACE_MODE_XLGMII,
+				 fbnic_phylink_select_interface(fbn->aui),
 				 &fbnic_phylink_mac_ops);
 	if (IS_ERR(phylink))
 		return PTR_ERR(phylink);
diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index 27f1833563ab..c480bb40fa73 100644
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -142,6 +142,9 @@ int phy_interface_num_ports(phy_interface_t interface)
 	case PHY_INTERFACE_MODE_RXAUI:
 	case PHY_INTERFACE_MODE_XAUI:
 	case PHY_INTERFACE_MODE_1000BASEKX:
+	case PHY_INTERFACE_MODE_50GBASER:
+	case PHY_INTERFACE_MODE_LAUI:
+	case PHY_INTERFACE_MODE_100GBASEP:
 		return 1;
 	case PHY_INTERFACE_MODE_QSGMII:
 	case PHY_INTERFACE_MODE_QUSGMII:
diff --git a/drivers/net/phy/phy_caps.c b/drivers/net/phy/phy_caps.c
index 38417e288611..d11ce1c7e712 100644
--- a/drivers/net/phy/phy_caps.c
+++ b/drivers/net/phy/phy_caps.c
@@ -351,6 +351,15 @@ unsigned long phy_caps_from_interface(phy_interface_t interface)
 		link_caps |= BIT(LINK_CAPA_40000FD);
 		break;
 
+	case PHY_INTERFACE_MODE_50GBASER:
+	case PHY_INTERFACE_MODE_LAUI:
+		link_caps |= BIT(LINK_CAPA_50000FD);
+		break;
+
+	case PHY_INTERFACE_MODE_100GBASEP:
+		link_caps |= BIT(LINK_CAPA_100000FD);
+		break;
+
 	case PHY_INTERFACE_MODE_INTERNAL:
 		link_caps |= LINK_CAPA_ALL;
 		break;
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 0faa3d97e06b..67218d278ce6 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -127,6 +127,9 @@ do {									\
 #endif
 
 static const phy_interface_t phylink_sfp_interface_preference[] = {
+	PHY_INTERFACE_MODE_100GBASEP,
+	PHY_INTERFACE_MODE_50GBASER,
+	PHY_INTERFACE_MODE_LAUI,
 	PHY_INTERFACE_MODE_25GBASER,
 	PHY_INTERFACE_MODE_USXGMII,
 	PHY_INTERFACE_MODE_10GBASER,
@@ -274,6 +277,13 @@ static int phylink_interface_max_speed(phy_interface_t interface)
 	case PHY_INTERFACE_MODE_XLGMII:
 		return SPEED_40000;
 
+	case PHY_INTERFACE_MODE_50GBASER:
+	case PHY_INTERFACE_MODE_LAUI:
+		return SPEED_50000;
+
+	case PHY_INTERFACE_MODE_100GBASEP:
+		return SPEED_100000;
+
 	case PHY_INTERFACE_MODE_INTERNAL:
 	case PHY_INTERFACE_MODE_NA:
 	case PHY_INTERFACE_MODE_MAX:
@@ -798,6 +808,9 @@ static int phylink_parse_mode(struct phylink *pl,
 		case PHY_INTERFACE_MODE_10GKR:
 		case PHY_INTERFACE_MODE_10GBASER:
 		case PHY_INTERFACE_MODE_XLGMII:
+		case PHY_INTERFACE_MODE_50GBASER:
+		case PHY_INTERFACE_MODE_LAUI:
+		case PHY_INTERFACE_MODE_100GBASEP:
 			caps = ~(MAC_SYM_PAUSE | MAC_ASYM_PAUSE);
 			caps = phylink_get_capabilities(pl->link_config.interface, caps,
 							RATE_MATCH_NONE);
diff --git a/include/linux/phy.h b/include/linux/phy.h
index b037aab7b71d..74c1bcf64b3c 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -103,6 +103,9 @@ extern const int phy_basic_ports_array[3];
  * @PHY_INTERFACE_MODE_QUSGMII: Quad Universal SGMII
  * @PHY_INTERFACE_MODE_1000BASEKX: 1000Base-KX - with Clause 73 AN
  * @PHY_INTERFACE_MODE_10G_QXGMII: 10G-QXGMII - 4 ports over 10G USXGMII
+ * @PHY_INTERFACE_MODE_50GBASER: 50GBase-R - with Clause 134 FEC
+ * @PHY_INTERFACE_MODE_LAUI: 50 Gigabit Attachment Unit Interface
+ * @PHY_INTERFACE_MODE_100GBASEP: 100GBase-P - with Clause 134 FEC
  * @PHY_INTERFACE_MODE_MAX: Book keeping
  *
  * Describes the interface between the MAC and PHY.
@@ -144,6 +147,9 @@ typedef enum {
 	PHY_INTERFACE_MODE_QUSGMII,
 	PHY_INTERFACE_MODE_1000BASEKX,
 	PHY_INTERFACE_MODE_10G_QXGMII,
+	PHY_INTERFACE_MODE_50GBASER,
+	PHY_INTERFACE_MODE_LAUI,
+	PHY_INTERFACE_MODE_100GBASEP,
 	PHY_INTERFACE_MODE_MAX,
 } phy_interface_t;
 
@@ -260,6 +266,12 @@ static inline const char *phy_modes(phy_interface_t interface)
 		return "qusgmii";
 	case PHY_INTERFACE_MODE_10G_QXGMII:
 		return "10g-qxgmii";
+	case PHY_INTERFACE_MODE_50GBASER:
+		return "50gbase-r";
+	case PHY_INTERFACE_MODE_LAUI:
+		return "laui";
+	case PHY_INTERFACE_MODE_100GBASEP:
+		return "100gbase-p";
 	default:
 		return "unknown";
 	}