Initial commit

target/linux/layerscape/patches-5.4/701-net-0232-enetc-Handle-USXGMII-protocol.patch

@@ -0,0 +1,45 @@
+From bb700603e66a1294049aa479ad560443496c893b Mon Sep 17 00:00:00 2001
+From: Alex Marginean <alexandru.marginean@nxp.com>
+Date: Fri, 20 Sep 2019 19:41:10 +0300
+Subject: [PATCH] enetc: Handle USXGMII protocol
+
+Adds USXGMII protocol which is now supported in Linux.  XGMII is kept for
+compatibility although there is no plain XGMII support in ENETC.
+
+Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com>
+---
+ drivers/net/ethernet/freescale/enetc/enetc_pf.c | 9 ++++++---
+ 1 file changed, 6 insertions(+), 3 deletions(-)
+
+--- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
++++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+@@ -528,7 +528,8 @@ static void enetc_configure_port_mac(str
+ 	    phy_mode == PHY_INTERFACE_MODE_RGMII)
+ 		enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_RGAUTO);
+ 
+-	if (phy_mode == PHY_INTERFACE_MODE_XGMII)
++	if (phy_mode == PHY_INTERFACE_MODE_XGMII ||
++	    phy_mode == PHY_INTERFACE_MODE_USXGMII)
+ 		enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_XGMII);
+ }
+ 
+@@ -909,7 +910,8 @@ static int enetc_configure_serdes(struct
+ 	int err;
+ 
+ 	if (priv->if_mode != PHY_INTERFACE_MODE_SGMII &&
+-	    priv->if_mode != PHY_INTERFACE_MODE_XGMII)
++	    priv->if_mode != PHY_INTERFACE_MODE_XGMII &&
++	    priv->if_mode != PHY_INTERFACE_MODE_USXGMII)
+ 		return 0;
+ 
+ 	err = enetc_imdio_init(pf);
+@@ -919,7 +921,8 @@ static int enetc_configure_serdes(struct
+ 	if (priv->if_mode == PHY_INTERFACE_MODE_SGMII)
+ 		enetc_configure_sgmii(pf->imdio);
+ 
+-	if (priv->if_mode == PHY_INTERFACE_MODE_XGMII)
++	if (priv->if_mode == PHY_INTERFACE_MODE_XGMII ||
++	    priv->if_mode == PHY_INTERFACE_MODE_USXGMII)
+ 		enetc_configure_sxgmii(pf->imdio);
+ 
+ 	return 0;