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From f9c00a709f69bd4415a08b8cd84c0cf70e678287 Mon Sep 17 00:00:00 2001
From: rgaridap <Ramesh.Garidapuri@amd.com>
Date: Fri, 3 Jun 2022 13:15:26 +0530
Subject: [PATCH 51/57] amd-xgbe: Add support for 10Mbps

Adds the support for 10Mbps speed in SFP mode.
Note: All the relevant changes for enabling 10Mbps in RJ45 are also
included in the patch, however, the current changes only work for
AIC2-phy not the onboard phy. The onboard AQR113 PHY fails to
complete AN and linkup at 10Mbps.

Signed-off-by: Raju Rangoju <Raju.Rangoju@amd.com>
Change-Id: I0aff49cfe99b3b951b2b46259b28256ee0a19c81
---
 drivers/net/ethernet/amd/xgbe/xgbe-dev.c    |   3 +
 drivers/net/ethernet/amd/xgbe/xgbe-mdio.c   |  25 +++++
 drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c | 113 +++++++++++++++++---
 drivers/net/ethernet/amd/xgbe/xgbe.h        |   2 +
 4 files changed, 130 insertions(+), 13 deletions(-)

diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
index d5fd49dd25f3..e5cc96bc70ad 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
@@ -807,6 +807,9 @@ static int xgbe_set_speed(struct xgbe_prv_data *pdata, int speed)
 	unsigned int ss;
 
 	switch (speed) {
+	case SPEED_10:
+		ss = 0x07;
+		break;
 	case SPEED_1000:
 		ss = 0x03;
 		break;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
index 944271556e0c..d0b2179e9078 100755
--- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
@@ -274,6 +274,15 @@ static void xgbe_sgmii_1000_mode(struct xgbe_prv_data *pdata)
 	pdata->phy_if.phy_impl.set_mode(pdata, XGBE_MODE_SGMII_1000);
 }
 
+static void xgbe_sgmii_10_mode(struct xgbe_prv_data *pdata)
+{
+	/* Set MAC to 10M speed */
+	pdata->hw_if.set_speed(pdata, SPEED_10);
+
+	/* Call PHY implementation support to complete rate change */
+	pdata->phy_if.phy_impl.set_mode(pdata, XGBE_MODE_SGMII_10);
+}
+
 static void xgbe_sgmii_100_mode(struct xgbe_prv_data *pdata)
 {
 	/* Set MAC to 1G speed */
@@ -306,6 +315,9 @@ static void xgbe_change_mode(struct xgbe_prv_data *pdata,
 	case XGBE_MODE_KR:
 		xgbe_kr_mode(pdata);
 		break;
+	case XGBE_MODE_SGMII_10:
+		xgbe_sgmii_10_mode(pdata);
+		break;
 	case XGBE_MODE_SGMII_100:
 		xgbe_sgmii_100_mode(pdata);
 		break;
@@ -1087,6 +1099,8 @@ static const char *xgbe_phy_fc_string(struct xgbe_prv_data *pdata)
 static const char *xgbe_phy_speed_string(int speed)
 {
 	switch (speed) {
+	case SPEED_10:
+		return "10Mbps";
 	case SPEED_100:
 		return "100Mbps";
 	case SPEED_1000:
@@ -1174,6 +1188,7 @@ static int xgbe_phy_config_fixed(struct xgbe_prv_data *pdata)
 	case XGBE_MODE_KX_1000:
 	case XGBE_MODE_KX_2500:
 	case XGBE_MODE_KR:
+	case XGBE_MODE_SGMII_10:
 	case XGBE_MODE_SGMII_100:
 	case XGBE_MODE_SGMII_1000:
 	case XGBE_MODE_X:
@@ -1242,6 +1257,8 @@ static int __xgbe_phy_config_aneg(struct xgbe_prv_data *pdata, bool set_mode)
 			xgbe_set_mode(pdata, XGBE_MODE_SGMII_1000);
 		} else if (xgbe_use_mode(pdata, XGBE_MODE_SGMII_100)) {
 			xgbe_set_mode(pdata, XGBE_MODE_SGMII_100);
+		} else if (xgbe_use_mode(pdata, XGBE_MODE_SGMII_10)) {
+			xgbe_set_mode(pdata, XGBE_MODE_SGMII_10);
 		} else {
 			enable_irq(pdata->an_irq);
 			ret = -EINVAL;
@@ -1331,6 +1348,9 @@ static void xgbe_phy_status_result(struct xgbe_prv_data *pdata)
 	if(pdata->an_mode != XGBE_AN_MODE_MDIO) {
 
 	switch (mode) {
+	case XGBE_MODE_SGMII_10:
+		pdata->phy.speed = SPEED_10;
+		break;
 	case XGBE_MODE_SGMII_100:
 		pdata->phy.speed = SPEED_100;
 		break;
@@ -1470,6 +1490,7 @@ static int xgbe_phy_start(struct xgbe_prv_data *pdata)
 	/* Set initial mode - call the mode setting routines
 	 * directly to insure we are properly configured
 	 */
+
 	if (xgbe_use_mode(pdata, XGBE_MODE_KR)) {
 		xgbe_kr_mode(pdata);
 	} else if (xgbe_use_mode(pdata, XGBE_MODE_KX_2500)) {
@@ -1484,6 +1505,8 @@ static int xgbe_phy_start(struct xgbe_prv_data *pdata)
 		xgbe_sgmii_1000_mode(pdata);
 	} else if (xgbe_use_mode(pdata, XGBE_MODE_SGMII_100)) {
 		xgbe_sgmii_100_mode(pdata);
+	} else if (xgbe_use_mode(pdata, XGBE_MODE_SGMII_10)) {
+		xgbe_sgmii_10_mode(pdata);
 	} else {
 		ret = -EINVAL;
 		goto err_irq;
@@ -1581,6 +1604,8 @@ static int xgbe_phy_best_advertised_speed(struct xgbe_prv_data *pdata)
 		return SPEED_1000;
 	else if (XGBE_ADV(lks, 100baseT_Full))
 		return SPEED_100;
+	else if (XGBE_ADV(lks, 10baseT_Full))
+		return SPEED_10;
 
 	return SPEED_UNKNOWN;
 }
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 2135c521f6e2..de53e636b049 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -124,6 +124,7 @@
 #include "xgbe.h"
 #include "xgbe-common.h"
 
+#define XGBE_PHY_PORT_SPEED_10		BIT(0)
 #define XGBE_PHY_PORT_SPEED_100		BIT(1)
 #define XGBE_PHY_PORT_SPEED_1000	BIT(2)
 #define XGBE_PHY_PORT_SPEED_2500	BIT(3)
@@ -763,6 +764,8 @@ static void xgbe_phy_sfp_phy_settings(struct xgbe_prv_data *pdata)
 		XGBE_SET_SUP(lks, Pause);
 		XGBE_SET_SUP(lks, Asym_Pause);
 		if (phy_data->sfp_base == XGBE_SFP_BASE_1000_T) {
+			if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10)
+				XGBE_SET_SUP(lks, 10baseT_Full);
 			if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100)
 				XGBE_SET_SUP(lks, 100baseT_Full);
 			if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000)
@@ -1561,6 +1564,17 @@ static enum xgbe_mode xgbe_phy_an37_sgmii_outcome(struct xgbe_prv_data *pdata)
 		xgbe_phy_phydev_flowctrl(pdata);
 
 	switch (pdata->an_status & XGBE_SGMII_AN_LINK_SPEED) {
+		case XGBE_SGMII_AN_LINK_SPEED_10:
+		if (pdata->an_status & XGBE_SGMII_AN_LINK_DUPLEX) {
+			XGBE_SET_LP_ADV(lks, 10baseT_Full);
+			mode = XGBE_MODE_SGMII_10;
+		} else {
+			/* Half-duplex not supported */
+			XGBE_SET_LP_ADV(lks, 10baseT_Half);
+			mode = XGBE_MODE_UNKNOWN;
+		}
+		break;
+
 	case XGBE_SGMII_AN_LINK_SPEED_100:
 		if (pdata->an_status & XGBE_SGMII_AN_LINK_DUPLEX) {
 			XGBE_SET_LP_ADV(lks, 100baseT_Full);
@@ -1677,7 +1691,10 @@ static enum xgbe_mode xgbe_phy_an73_redrv_outcome(struct xgbe_prv_data *pdata)
 			switch (phy_data->sfp_base) {
 			case XGBE_SFP_BASE_1000_T:
 				if (phy_data->phydev &&
-				    (phy_data->phydev->speed == SPEED_100))
+				    (phy_data->phydev->speed == SPEED_10))
+					mode = XGBE_MODE_SGMII_10;
+				else if (phy_data->phydev &&
+					(phy_data->phydev->speed == SPEED_100))
 					mode = XGBE_MODE_SGMII_100;
 				else
 					mode = XGBE_MODE_SGMII_1000;
@@ -1692,7 +1709,10 @@ static enum xgbe_mode xgbe_phy_an73_redrv_outcome(struct xgbe_prv_data *pdata)
 			break;
 		default:
 			if (phy_data->phydev &&
-			    (phy_data->phydev->speed == SPEED_100))
+			    (phy_data->phydev->speed == SPEED_10))
+				mode = XGBE_MODE_SGMII_10;
+			else if (phy_data->phydev &&
+				(phy_data->phydev->speed == SPEED_100))
 				mode = XGBE_MODE_SGMII_100;
 			else
 				mode = XGBE_MODE_SGMII_1000;
@@ -1805,30 +1825,40 @@ static enum xgbe_mode xgbe_phy_mdio_an_outcome(struct xgbe_prv_data *pdata)
 		case PHY_INTERFACE_MODE_10GKR:
 			if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10000) && (phy_data->phydev->speed == SPEED_10000))
 				mode = XGBE_MODE_KR;
-			if(phy_data->phydev->speed == SPEED_100) {
+			if(phy_data->phydev->speed == SPEED_10) {
+				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10)
+					mode = XGBE_MODE_SGMII_10;
+			}
+			else if(phy_data->phydev->speed == SPEED_100) {
 				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100)
 					mode = XGBE_MODE_SGMII_100;
 			} else if (phy_data->phydev->speed == SPEED_1000){
 				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000)
 					mode = XGBE_MODE_SGMII_1000;
+
 			} else if (phy_data->phydev->speed == SPEED_1000) {
 				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_2500)
-				mode =XGBE_MODE_KX_2500;
+					mode =XGBE_MODE_KX_2500;
 			}
 			break;
 		case PHY_INTERFACE_MODE_10GBASER:
 				mode = XGBE_MODE_KR;
 			break;
 		case PHY_INTERFACE_MODE_SGMII:
-			if(phy_data->phydev->speed == SPEED_100) {
+			if(phy_data->phydev->speed == SPEED_10) {
+				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10)
+					mode = XGBE_MODE_SGMII_10;
+			}
+			else if(phy_data->phydev->speed == SPEED_100) {
 				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100)
 					mode = XGBE_MODE_SGMII_100;
+
 			} else if (phy_data->phydev->speed == SPEED_1000){
 				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000)
 					mode = XGBE_MODE_SGMII_1000;
 			} else if (phy_data->phydev->speed == SPEED_1000) {
 				if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_2500)
-				mode = XGBE_MODE_KX_2500;
+					mode = XGBE_MODE_KX_2500;
 			}
 			break;
 		case PHY_INTERFACE_MODE_2500BASEX:
@@ -1904,8 +1934,11 @@ static void xgbe_phy_an_advertising(struct xgbe_prv_data *pdata,
 			 (phy_data->phydev->speed == SPEED_2500)) {
 				netif_dbg(pdata, link, pdata->netdev, "advertising 2.5G speed\n");
 				XGBE_SET_ADV(dlks, 2500baseX_Full);
-		}
-		else
+		} else if (phy_data->phydev &&
+			   (phy_data->phydev->speed == SPEED_10)) {
+				netif_dbg(pdata, link, pdata->netdev, "advertising 10M speed\n");
+				XGBE_SET_ADV(dlks, 10baseT_Full);
+		} else
 			XGBE_SET_ADV(dlks, 1000baseKX_Full);
 		break;
 	case XGBE_PORT_MODE_10GBASE_R:
@@ -1947,7 +1980,6 @@ static int xgbe_phy_an_config(struct xgbe_prv_data *pdata)
 	linkmode_and(phy_data->phydev->advertising,
 		     phy_data->phydev->supported,
 		     lks->link_modes.advertising);
-
 	if (pdata->phy.autoneg != AUTONEG_ENABLE) {
 		phy_data->phydev->speed = pdata->phy.speed;
 		phy_data->phydev->duplex = pdata->phy.duplex;
@@ -2332,6 +2364,20 @@ static void xgbe_phy_sgmii_100_mode(struct xgbe_prv_data *pdata)
 	netif_dbg(pdata, link, pdata->netdev, "100MbE SGMII mode set\n");
 }
 
+static void xgbe_phy_sgmii_10_mode(struct xgbe_prv_data *pdata)
+{
+	struct xgbe_phy_data *phy_data = pdata->phy_data;
+
+	xgbe_phy_set_redrv_mode(pdata);
+
+	/* 10M/SGMII */
+	xgbe_phy_perform_ratechange(pdata, 1, 0);
+
+	phy_data->cur_mode = XGBE_MODE_SGMII_10;
+
+	netif_dbg(pdata, link, pdata->netdev, "10MbE SGMII mode set\n");
+}
+
 static void xgbe_phy_kr_mode(struct xgbe_prv_data *pdata)
 {
 	struct xgbe_phy_data *phy_data = pdata->phy_data;
@@ -2394,6 +2440,7 @@ static enum xgbe_mode xgbe_phy_switch_baset_mode(struct xgbe_prv_data *pdata)
 	else if (phy_data->mdio_an_mode)
 		return XGBE_MODE_KR;
 	switch (xgbe_phy_cur_mode(pdata)) {
+	case XGBE_MODE_SGMII_10:
 	case XGBE_MODE_SGMII_100:
 	case XGBE_MODE_SGMII_1000:
 	case XGBE_MODE_KX_2500:
@@ -2462,6 +2509,8 @@ static enum xgbe_mode xgbe_phy_get_baset_mode(struct xgbe_phy_data *phy_data,
 					      int speed)
 {
 	switch (speed) {
+	case SPEED_10:
+		return XGBE_MODE_SGMII_10;
 	case SPEED_100:
 		return XGBE_MODE_SGMII_100;
 	case SPEED_1000:
@@ -2479,6 +2528,8 @@ static enum xgbe_mode xgbe_phy_get_sfp_mode(struct xgbe_phy_data *phy_data,
 					    int speed)
 {
 	switch (speed) {
+	case SPEED_10:
+		return XGBE_MODE_SGMII_10;
 	case SPEED_100:
 		return XGBE_MODE_SGMII_100;
 	case SPEED_1000:
@@ -2553,6 +2604,9 @@ static void xgbe_phy_set_mode(struct xgbe_prv_data *pdata, enum xgbe_mode mode)
 	case XGBE_MODE_KR:
 		xgbe_phy_kr_mode(pdata);
 		break;
+	case XGBE_MODE_SGMII_10:
+		xgbe_phy_sgmii_10_mode(pdata);
+		break;
 	case XGBE_MODE_SGMII_100:
 		xgbe_phy_sgmii_100_mode(pdata);
 		break;
@@ -2609,6 +2663,9 @@ static bool xgbe_phy_use_baset_mode(struct xgbe_prv_data *pdata,
 	struct ethtool_link_ksettings *lks = &pdata->phy.lks;
 
 	switch (mode) {
+	case XGBE_MODE_SGMII_10:
+		return xgbe_phy_check_mode(pdata, mode,
+					   XGBE_ADV(lks, 10baseT_Full));
 	case XGBE_MODE_SGMII_100:
 		return xgbe_phy_check_mode(pdata, mode,
 					   XGBE_ADV(lks, 100baseT_Full));
@@ -2638,6 +2695,11 @@ static bool xgbe_phy_use_sfp_mode(struct xgbe_prv_data *pdata,
 			return false;
 		return xgbe_phy_check_mode(pdata, mode,
 					   XGBE_ADV(lks, 1000baseX_Full));
+	case XGBE_MODE_SGMII_10:
+		if (phy_data->sfp_base != XGBE_SFP_BASE_1000_T)
+			return false;
+		return xgbe_phy_check_mode(pdata, mode,
+					   XGBE_ADV(lks, 10baseT_Full));
 	case XGBE_MODE_SGMII_100:
 		if (phy_data->sfp_base != XGBE_SFP_BASE_1000_T)
 			return false;
@@ -2734,6 +2796,10 @@ static bool xgbe_phy_valid_speed_baset_mode(struct xgbe_phy_data *phy_data,
 					    int speed)
 {
 	switch (speed) {
+	case SPEED_10:
+		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10)
+			return true;
+		break;
 	case SPEED_100:
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100)
 			return true;
@@ -2760,6 +2826,8 @@ static bool xgbe_phy_valid_speed_sfp_mode(struct xgbe_phy_data *phy_data,
 					  int speed)
 {
 	switch (speed) {
+	case SPEED_10:
+		return (phy_data->sfp_speed == XGBE_SFP_SPEED_100_1000);
 	case SPEED_100:
 		return (phy_data->sfp_speed == XGBE_SFP_SPEED_100_1000);
 	case SPEED_1000:
@@ -3115,7 +3183,8 @@ static bool xgbe_phy_port_mode_mismatch(struct xgbe_prv_data *pdata)
 			return false;
 		break;
 	case XGBE_PORT_MODE_1000BASE_T:
-		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
+		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) ||
+		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000))
 			return false;
 		break;
@@ -3124,13 +3193,15 @@ static bool xgbe_phy_port_mode_mismatch(struct xgbe_prv_data *pdata)
 			return false;
 		break;
 	case XGBE_PORT_MODE_NBASE_T:
-		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
+		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) ||
+		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_2500))
 			return false;
 		break;
 	case XGBE_PORT_MODE_10GBASE_T:
-		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
+		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) ||
+		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_2500) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10000))
@@ -3141,7 +3212,8 @@ static bool xgbe_phy_port_mode_mismatch(struct xgbe_prv_data *pdata)
 			return false;
 		break;
 	case XGBE_PORT_MODE_SFP:
-		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
+		if ((phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) ||
+		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000) ||
 		    (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10000))
 			return false;
@@ -3537,6 +3609,11 @@ static int xgbe_phy_init(struct xgbe_prv_data *pdata)
 		XGBE_SET_SUP(lks, Pause);
 		XGBE_SET_SUP(lks, Asym_Pause);
 		XGBE_SET_SUP(lks, TP);
+		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) {
+			dev_dbg(pdata->dev, "setting 10M support\n");
+			XGBE_SET_SUP(lks, 10baseT_Full);
+			phy_data->start_mode = XGBE_MODE_SGMII_10;
+		}
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) {
 			XGBE_SET_SUP(lks, 100baseT_Full);
 			phy_data->start_mode = XGBE_MODE_SGMII_100;
@@ -3567,6 +3644,10 @@ static int xgbe_phy_init(struct xgbe_prv_data *pdata)
 		XGBE_SET_SUP(lks, Pause);
 		XGBE_SET_SUP(lks, Asym_Pause);
 		XGBE_SET_SUP(lks, TP);
+		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) {
+			XGBE_SET_SUP(lks, 10baseT_Full);
+			phy_data->start_mode = XGBE_MODE_SGMII_10;
+		}
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) {
 			XGBE_SET_SUP(lks, 100baseT_Full);
 			phy_data->start_mode = XGBE_MODE_SGMII_100;
@@ -3590,6 +3671,10 @@ static int xgbe_phy_init(struct xgbe_prv_data *pdata)
 		XGBE_SET_SUP(lks, Pause);
 		XGBE_SET_SUP(lks, Asym_Pause);
 		XGBE_SET_SUP(lks, TP);
+		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10) {
+			XGBE_SET_SUP(lks, 10baseT_Full);
+			phy_data->start_mode = XGBE_MODE_SGMII_10;
+		}
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100) {
 			XGBE_SET_SUP(lks, 100baseT_Full);
 			phy_data->start_mode = XGBE_MODE_SGMII_100;
@@ -3638,6 +3723,8 @@ static int xgbe_phy_init(struct xgbe_prv_data *pdata)
 		XGBE_SET_SUP(lks, Asym_Pause);
 		XGBE_SET_SUP(lks, TP);
 		XGBE_SET_SUP(lks, FIBRE);
+		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_10)
+			phy_data->start_mode = XGBE_MODE_SGMII_10;
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_100)
 			phy_data->start_mode = XGBE_MODE_SGMII_100;
 		if (phy_data->port_speeds & XGBE_PHY_PORT_SPEED_1000)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h
index b0e6a837d704..183289e094fb 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe.h
@@ -292,6 +292,7 @@
 
 #define XGBE_SGMII_AN_LINK_STATUS	BIT(1)
 #define XGBE_SGMII_AN_LINK_SPEED	(BIT(2) | BIT(3))
+#define XGBE_SGMII_AN_LINK_SPEED_10	0
 #define XGBE_SGMII_AN_LINK_SPEED_100	0x04
 #define XGBE_SGMII_AN_LINK_SPEED_1000	0x08
 #define XGBE_SGMII_AN_LINK_DUPLEX	BIT(4)
@@ -594,6 +595,7 @@ enum xgbe_mode {
 	XGBE_MODE_KX_2500,
 	XGBE_MODE_KR,
 	XGBE_MODE_X,
+	XGBE_MODE_SGMII_10,
 	XGBE_MODE_SGMII_100,
 	XGBE_MODE_SGMII_1000,
 	XGBE_MODE_SFI,
-- 
2.37.3