net: phy: mxl-gpy: fill in possible_interfaces for GPY21x chipset

Fill in the possible_interfaces member.
GPY21x phys support the SGMII and 2500base-X interfaces
Signed-off-by: Raju Lakkaraju <Raju.Lakkaraju@microchip.com>
Link: https://lore.kernel.org/r/20240216054435.22380-1-Raju.Lakkaraju@microchip.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/phy/mxl-gpy.c

@@ -274,6 +274,14 @@ static int gpy_config_init(struct phy_device *phydev)
 	return ret < 0 ? ret : 0;
 }
 
+static int gpy21x_config_init(struct phy_device *phydev)
+{
+	__set_bit(PHY_INTERFACE_MODE_2500BASEX, phydev->possible_interfaces);
+	__set_bit(PHY_INTERFACE_MODE_SGMII, phydev->possible_interfaces);
+
+	return gpy_config_init(phydev);
+}
+
 static int gpy_probe(struct phy_device *phydev)
 {
 	struct device *dev = &phydev->mdio.dev;
@@ -867,7 +875,7 @@ static struct phy_driver gpy_drivers[] = {
 		.phy_id_mask	= PHY_ID_GPY21xB_MASK,
 		.name		= "Maxlinear Ethernet GPY211B",
 		.get_features	= genphy_c45_pma_read_abilities,
-		.config_init	= gpy_config_init,
+		.config_init	= gpy21x_config_init,
 		.probe		= gpy_probe,
 		.suspend	= genphy_suspend,
 		.resume		= genphy_resume,
@@ -884,7 +892,7 @@ static struct phy_driver gpy_drivers[] = {
 		PHY_ID_MATCH_MODEL(PHY_ID_GPY211C),
 		.name		= "Maxlinear Ethernet GPY211C",
 		.get_features	= genphy_c45_pma_read_abilities,
-		.config_init	= gpy_config_init,
+		.config_init	= gpy21x_config_init,
 		.probe		= gpy_probe,
 		.suspend	= genphy_suspend,
 		.resume		= genphy_resume,
@@ -902,7 +910,7 @@ static struct phy_driver gpy_drivers[] = {
 		.phy_id_mask	= PHY_ID_GPY21xB_MASK,
 		.name		= "Maxlinear Ethernet GPY212B",
 		.get_features	= genphy_c45_pma_read_abilities,
-		.config_init	= gpy_config_init,
+		.config_init	= gpy21x_config_init,
 		.probe		= gpy_probe,
 		.suspend	= genphy_suspend,
 		.resume		= genphy_resume,
@@ -919,7 +927,7 @@ static struct phy_driver gpy_drivers[] = {
 		PHY_ID_MATCH_MODEL(PHY_ID_GPY212C),
 		.name		= "Maxlinear Ethernet GPY212C",
 		.get_features	= genphy_c45_pma_read_abilities,
-		.config_init	= gpy_config_init,
+		.config_init	= gpy21x_config_init,
 		.probe		= gpy_probe,
 		.suspend	= genphy_suspend,
 		.resume		= genphy_resume,
@@ -937,7 +945,7 @@ static struct phy_driver gpy_drivers[] = {
 		.phy_id_mask	= PHY_ID_GPYx15B_MASK,
 		.name		= "Maxlinear Ethernet GPY215B",
 		.get_features	= genphy_c45_pma_read_abilities,
-		.config_init	= gpy_config_init,
+		.config_init	= gpy21x_config_init,
 		.probe		= gpy_probe,
 		.suspend	= genphy_suspend,
 		.resume		= genphy_resume,
@@ -954,7 +962,7 @@ static struct phy_driver gpy_drivers[] = {
 		PHY_ID_MATCH_MODEL(PHY_ID_GPY215C),
 		.name		= "Maxlinear Ethernet GPY215C",
 		.get_features	= genphy_c45_pma_read_abilities,
-		.config_init	= gpy_config_init,
+		.config_init	= gpy21x_config_init,
 		.probe		= gpy_probe,
 		.suspend	= genphy_suspend,
 		.resume		= genphy_resume,