1 files changed, 11 insertions, 1 deletions

diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index d7a1a58de766..f92690555dd9 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -420,8 +420,18 @@ static phy_interface_t gfar_get_interface(struct net_device *dev)
         if (ecntrl & ECNTRL_REDUCED_MODE) {
                 if (ecntrl & ECNTRL_REDUCED_MII_MODE)
                         return PHY_INTERFACE_MODE_RMII;
-                else
+                else {
+                        phy_interface_t interface = priv->einfo->interface;
+
+                        /*
+                         * This isn't autodetected right now, so it must
+                         * be set by the device tree or platform code.
+                         */
+                        if (interface == PHY_INTERFACE_MODE_RGMII_ID)
+                                return PHY_INTERFACE_MODE_RGMII_ID;
+
                         return PHY_INTERFACE_MODE_RGMII;
+                }
         }
 
         if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_GIGABIT)