net: mvgbe: fallback phy-mode to GMII

Some existing device trees don't specify a phy-mode so fallback to GMII
when a phy-mode is not provided.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>

diff --git a/drivers/net/mvgbe.c b/drivers/net/mvgbe.c
index 74fed7a..037e59e 100644 (file)
--- a/drivers/net/mvgbe.c
+++ b/drivers/net/mvgbe.c
@@ -1005,10 +1005,8 @@ static int mvgbe_ofdata_to_platdata(struct udevice *dev)
        phy_mode = fdt_getprop(gd->fdt_blob, pnode, "phy-mode", NULL);
        if (phy_mode)
                pdata->phy_interface = phy_get_interface_by_name(phy_mode);
-       if (pdata->phy_interface == -1) {
-               debug("%s: Invalid PHY interface '%s'\n", __func__, phy_mode);
-               return -EINVAL;
-       }
+       else
+               pdata->phy_interface = PHY_INTERFACE_MODE_GMII;
 
        dmvgbe->phy_interface = pdata->phy_interface;