[PATCH v2 21/25] net/axgbe: add 2.5GbE support to 10G BaseT mode

[Venkat Kumar Ande <venkatkumar.ande@amd.com>]

Add support to the driver to fully recognize and enable 2.5GbE speed in
10GBaseT mode.

Signed-off-by: Venkat Kumar Ande <venkatkumar.ande@amd.com>
---
 drivers/net/axgbe/axgbe_phy_impl.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/axgbe/axgbe_phy_impl.c b/drivers/net/axgbe/axgbe_phy_impl.c
index d173545e83..13b37e9b8b 100644
--- a/drivers/net/axgbe/axgbe_phy_impl.c
+++ b/drivers/net/axgbe/axgbe_phy_impl.c
@@ -1392,9 +1392,11 @@ static enum axgbe_mode axgbe_phy_switch_baset_mode(struct axgbe_port *pdata)
 	case AXGBE_MODE_SGMII_100:
 	case AXGBE_MODE_SGMII_1000:
 		return AXGBE_MODE_KR;
+	case AXGBE_MODE_KX_2500:
+		return AXGBE_MODE_SGMII_1000;
 	case AXGBE_MODE_KR:
 	default:
-		return AXGBE_MODE_SGMII_1000;
+		return AXGBE_MODE_KX_2500;
 	}
 }
 
@@ -1883,6 +1885,7 @@ static bool axgbe_phy_port_mode_mismatch(struct axgbe_port *pdata)
 		if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10)  ||
 		    (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) ||
 		    (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_1000) ||
+		    (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_2500) ||
 		    (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10000))
 			return false;
 		break;
@@ -2270,6 +2273,10 @@ static int axgbe_phy_init(struct axgbe_port *pdata)
 			pdata->phy.supported |= SUPPORTED_1000baseT_Full;
 			phy_data->start_mode = AXGBE_MODE_SGMII_1000;
 		}
+		if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_2500) {
+			pdata->phy.supported |= SUPPORTED_2500baseX_Full;
+			phy_data->start_mode = AXGBE_MODE_KX_2500;
+		}
 		if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10000) {
 			pdata->phy.supported |= SUPPORTED_10000baseT_Full;
 			phy_data->start_mode = AXGBE_MODE_KR;
-- 
2.34.1