diff --git a/Documentation/devicetree/bindings/net/amd-xgbe-phy.txt b/Documentation/devicetree/bindings/net/amd-xgbe-phy.txt
index d01ed63d3ebb70167466fde26eb84bb6241b01c2..42409bfe04c4b9b25ac6743d8f30d00a7403461b 100644
--- a/Documentation/devicetree/bindings/net/amd-xgbe-phy.txt
+++ b/Documentation/devicetree/bindings/net/amd-xgbe-phy.txt
@@ -8,10 +8,16 @@ Required properties:
    - SerDes integration registers (1/2)
    - SerDes integration registers (2/2)
 
+Optional properties:
+- amd,speed-set: Speed capabilities of the device
+    0 - 1GbE and 10GbE (default)
+    1 - 2.5GbE and 10GbE
+
 Example:
 	xgbe_phy@e1240800 {
 		compatible = "amd,xgbe-phy-seattle-v1a", "ethernet-phy-ieee802.3-c45";
 		reg = <0 0xe1240800 0 0x00400>,
 		      <0 0xe1250000 0 0x00060>,
 		      <0 0xe1250080 0 0x00004>;
+		amd,speed-set = <0>;
 	};
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c
index 4961666fa55fa642c30dd31da68aa365978a1565..6005b6021f78653fb42b66eefe0f127138017c86 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c
@@ -327,10 +327,19 @@ static int xgbe_set_settings(struct net_device *netdev,
 	    (cmd->autoneg != AUTONEG_DISABLE))
 		goto unlock;
 
-	if ((cmd->autoneg == AUTONEG_DISABLE) &&
-	    (((speed != SPEED_10000) && (speed != SPEED_1000)) ||
-	     (cmd->duplex != DUPLEX_FULL)))
-		goto unlock;
+	if (cmd->autoneg == AUTONEG_DISABLE) {
+		switch (speed) {
+		case SPEED_10000:
+		case SPEED_2500:
+		case SPEED_1000:
+			break;
+		default:
+			goto unlock;
+		}
+
+		if (cmd->duplex != DUPLEX_FULL)
+			goto unlock;
+	}
 
 	cmd->advertising &= phydev->supported;
 	if ((cmd->autoneg == AUTONEG_ENABLE) && !cmd->advertising)
diff --git a/drivers/net/phy/amd-xgbe-phy.c b/drivers/net/phy/amd-xgbe-phy.c
index b57c22442867313f4d27afc895b0852f90739d23..b35293da9f872d7fa5622d344f406d37a3f076e5 100644
--- a/drivers/net/phy/amd-xgbe-phy.c
+++ b/drivers/net/phy/amd-xgbe-phy.c
@@ -74,7 +74,6 @@
 #include <linux/of_platform.h>
 #include <linux/of_device.h>
 #include <linux/uaccess.h>
-#include <asm/irq.h>
 
 
 MODULE_AUTHOR("Tom Lendacky <thomas.lendacky@amd.com>");
@@ -85,6 +84,8 @@ MODULE_DESCRIPTION("AMD 10GbE (amd-xgbe) PHY driver");
 #define XGBE_PHY_ID	0x000162d0
 #define XGBE_PHY_MASK	0xfffffff0
 
+#define XGBE_PHY_SPEEDSET_PROPERTY	"amd,speed-set"
+
 #define XGBE_AN_INT_CMPLT		0x01
 #define XGBE_AN_INC_LINK		0x02
 #define XGBE_AN_PG_RCV			0x04
@@ -145,7 +146,7 @@ MODULE_DESCRIPTION("AMD 10GbE (amd-xgbe) PHY driver");
 
 #define SPEED_2500_CDR			0x2
 #define SPEED_2500_PLL			0x0
-#define SPEED_2500_RATE			0x2
+#define SPEED_2500_RATE			0x1
 #define SPEED_2500_TXAMP		0xf
 #define SPEED_2500_WORD			0x1
 
@@ -292,6 +293,11 @@ enum amd_xgbe_phy_mode {
 	AMD_XGBE_MODE_KX,
 };
 
+enum amd_xgbe_phy_speedset {
+	AMD_XGBE_PHY_SPEEDSET_1000_10000,
+	AMD_XGBE_PHY_SPEEDSET_2500_10000,
+};
+
 struct amd_xgbe_phy_priv {
 	struct platform_device *pdev;
 	struct device *dev;
@@ -311,6 +317,7 @@ struct amd_xgbe_phy_priv {
 	/* Maintain link status for re-starting auto-negotiation */
 	unsigned int link;
 	enum amd_xgbe_phy_mode mode;
+	unsigned int speed_set;
 
 	/* Auto-negotiation state machine support */
 	struct mutex an_mutex;
@@ -546,10 +553,14 @@ static int amd_xgbe_phy_switch_mode(struct phy_device *phydev)
 	int ret;
 
 	/* If we are in KR switch to KX, and vice-versa */
-	if (priv->mode == AMD_XGBE_MODE_KR)
-		ret = amd_xgbe_phy_gmii_mode(phydev);
-	else
+	if (priv->mode == AMD_XGBE_MODE_KR) {
+		if (priv->speed_set == AMD_XGBE_PHY_SPEEDSET_1000_10000)
+			ret = amd_xgbe_phy_gmii_mode(phydev);
+		else
+			ret = amd_xgbe_phy_gmii_2500_mode(phydev);
+	} else {
 		ret = amd_xgbe_phy_xgmii_mode(phydev);
+	}
 
 	return ret;
 }
@@ -713,7 +724,8 @@ static enum amd_xgbe_phy_an amd_xgbe_an_start(struct phy_device *phydev)
 	else
 		ret &= ~0x80;
 
-	if (phydev->supported & SUPPORTED_1000baseKX_Full)
+	if ((phydev->supported & SUPPORTED_1000baseKX_Full) ||
+	    (phydev->supported & SUPPORTED_2500baseX_Full))
 		ret |= 0x20;
 	else
 		ret &= ~0x20;
@@ -896,14 +908,22 @@ static int amd_xgbe_phy_soft_reset(struct phy_device *phydev)
 
 static int amd_xgbe_phy_config_init(struct phy_device *phydev)
 {
+	struct amd_xgbe_phy_priv *priv = phydev->priv;
+
 	/* Initialize supported features */
 	phydev->supported = SUPPORTED_Autoneg;
 	phydev->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause;
 	phydev->supported |= SUPPORTED_Backplane;
-	phydev->supported |= SUPPORTED_1000baseKX_Full |
-			     SUPPORTED_2500baseX_Full;
 	phydev->supported |= SUPPORTED_10000baseKR_Full |
 			     SUPPORTED_10000baseR_FEC;
+	switch (priv->speed_set) {
+	case AMD_XGBE_PHY_SPEEDSET_1000_10000:
+		phydev->supported |= SUPPORTED_1000baseKX_Full;
+		break;
+	case AMD_XGBE_PHY_SPEEDSET_2500_10000:
+		phydev->supported |= SUPPORTED_2500baseX_Full;
+		break;
+	}
 	phydev->advertising = phydev->supported;
 
 	/* Turn off and clear interrupts */
@@ -1020,9 +1040,9 @@ static int amd_xgbe_phy_update_link(struct phy_device *phydev)
 	 * (re-)established (cable connected after the interface is
 	 * up, etc.), the link status may report no link. If there
 	 * is no link, try switching modes and checking the status
-	 * again.
+	 * again if auto negotiation is enabled.
 	 */
-	check_again = 1;
+	check_again = (phydev->autoneg == AUTONEG_ENABLE) ? 1 : 0;
 again:
 	/* Link status is latched low, so read once to clear
 	 * and then read again to get current state
@@ -1038,8 +1058,10 @@ static int amd_xgbe_phy_update_link(struct phy_device *phydev)
 	phydev->link = (ret & MDIO_STAT1_LSTATUS) ? 1 : 0;
 
 	if (!phydev->link) {
-		ret = amd_xgbe_phy_switch_mode(phydev);
 		if (check_again) {
+			ret = amd_xgbe_phy_switch_mode(phydev);
+			if (ret < 0)
+				return ret;
 			check_again = 0;
 			goto again;
 		}
@@ -1059,6 +1081,7 @@ static int amd_xgbe_phy_update_link(struct phy_device *phydev)
 
 static int amd_xgbe_phy_read_status(struct phy_device *phydev)
 {
+	struct amd_xgbe_phy_priv *priv = phydev->priv;
 	u32 mmd_mask = phydev->c45_ids.devices_in_package;
 	int ret, mode, ad_ret, lp_ret;
 
@@ -1108,9 +1131,19 @@ static int amd_xgbe_phy_read_status(struct phy_device *phydev)
 					return ret;
 			}
 		} else {
-			phydev->speed = SPEED_1000;
+			int (*mode_fcn)(struct phy_device *);
+
+			if (priv->speed_set ==
+			    AMD_XGBE_PHY_SPEEDSET_1000_10000) {
+				phydev->speed = SPEED_1000;
+				mode_fcn = amd_xgbe_phy_gmii_mode;
+			} else {
+				phydev->speed = SPEED_2500;
+				mode_fcn = amd_xgbe_phy_gmii_2500_mode;
+			}
+
 			if (mode == MDIO_PCS_CTRL2_10GBR) {
-				ret = amd_xgbe_phy_gmii_mode(phydev);
+				ret = mode_fcn(phydev);
 				if (ret < 0)
 					return ret;
 			}
@@ -1118,8 +1151,15 @@ static int amd_xgbe_phy_read_status(struct phy_device *phydev)
 
 		phydev->duplex = DUPLEX_FULL;
 	} else {
-		phydev->speed = (mode == MDIO_PCS_CTRL2_10GBR) ? SPEED_10000
-							       : SPEED_1000;
+		if (mode == MDIO_PCS_CTRL2_10GBR) {
+			phydev->speed = SPEED_10000;
+		} else {
+			if (priv->speed_set ==
+			    AMD_XGBE_PHY_SPEEDSET_1000_10000)
+				phydev->speed = SPEED_1000;
+			else
+				phydev->speed = SPEED_2500;
+		}
 		phydev->duplex = DUPLEX_FULL;
 		phydev->pause = 0;
 		phydev->asym_pause = 0;
@@ -1176,6 +1216,8 @@ static int amd_xgbe_phy_probe(struct phy_device *phydev)
 	struct platform_device *pdev;
 	struct device *dev;
 	char *wq_name;
+	const __be32 *property;
+	unsigned int speed_set;
 	int ret;
 
 	if (!phydev->dev.of_node)
@@ -1227,6 +1269,26 @@ static int amd_xgbe_phy_probe(struct phy_device *phydev)
 		goto err_sir0;
 	}
 
+	/* Get the device speed set property */
+	speed_set = 0;
+	property = of_get_property(dev->of_node, XGBE_PHY_SPEEDSET_PROPERTY,
+				   NULL);
+	if (property)
+		speed_set = be32_to_cpu(*property);
+
+	switch (speed_set) {
+	case 0:
+		priv->speed_set = AMD_XGBE_PHY_SPEEDSET_1000_10000;
+		break;
+	case 1:
+		priv->speed_set = AMD_XGBE_PHY_SPEEDSET_2500_10000;
+		break;
+	default:
+		dev_err(dev, "invalid amd,speed-set property\n");
+		ret = -EINVAL;
+		goto err_sir1;
+	}
+
 	priv->link = 1;
 
 	ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_CTRL2);