net: axienet: Support for RGMII

This patch adds support for the RGMII. The h/w configuration
parameter C_PHY_TYPE, which represents the interface configured in
the design, is used to differentiate various interfaces supported
by AXI Ethernet.

Signed-off-by: Srikanth Thokala <sthokal@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 28b7e7d..0ab6077 100644 (file)
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -925,9 +925,16 @@ static int axienet_open(struct net_device *ndev)
                return ret;
 
        if (lp->phy_node) {
-               lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node,
+               if (lp->phy_type == XAE_PHY_TYPE_GMII) {
+                       lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node,
                                             axienet_adjust_link, 0,
                                             PHY_INTERFACE_MODE_GMII);
+               } else if (lp->phy_type == XAE_PHY_TYPE_RGMII_2_0) {
+                       lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node,
+                                            axienet_adjust_link, 0,
+                                            PHY_INTERFACE_MODE_RGMII_ID);
+               }
+
                if (!lp->phy_dev) {
                        dev_err(lp->dev, "of_phy_connect() failed\n");
                        return -ENODEV;