target/linux/imx6/patches-4.4/208-sky2-allow-mac-to-come-from-dt.patch

   1 --- a/drivers/net/ethernet/marvell/sky2.c
   2 +++ b/drivers/net/ethernet/marvell/sky2.c
   3 @@ -4812,7 +4812,24 @@ static struct net_device *sky2_init_netd
   4          * 1) from device tree data
   5          * 2) from internal registers set by bootloader
   6          */
   7 -       iap = of_get_mac_address(hw->pdev->dev.of_node);
   8 +
   9 +       iap = NULL;
  10 +       if (IS_ENABLED(CONFIG_OF)) {
  11 +               struct device_node *np;
  12 +               np = of_find_node_by_path("/aliases");
  13 +               if (np) {
  14 +                       const char *path = of_get_property(np, "sky2", NULL);
  15 +                       if (path)
  16 +                               np = of_find_node_by_path(path);
  17 +                       if (np)
  18 +                               path = of_get_mac_address(np);
  19 +                       if (path)
  20 +                               iap = (unsigned char *) path;
  21 +               }
  22 +       }
  23 +
  24 +       if (!iap)
  25 +               iap = of_get_mac_address(hw->pdev->dev.of_node);
  26         if (iap)
  27                 memcpy(dev->dev_addr, iap, ETH_ALEN);
  28         else