sungem: Fix Serdes detection.

We need to look for the 'shared-pins' property to get
this right.

Based upon a patch by Hermann Lauer.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 1 deletions

diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 305ec3d783db..1927b3de9eec 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -2062,7 +2062,15 @@ static int gem_check_invariants(struct gem *gp)
                 mif_cfg &= ~MIF_CFG_PSELECT;
                 writel(mif_cfg, gp->regs + MIF_CFG);
         } else {
-                gp->phy_type = phy_serialink;
+#ifdef CONFIG_SPARC
+                const char *p;
+
+                p = of_get_property(gp->of_node, "shared-pins", NULL);
+                if (p && !strcmp(p, "serdes"))
+                        gp->phy_type = phy_serdes;
+                else
+#endif
+                        gp->phy_type = phy_serialink;
         }
         if (gp->phy_type == phy_mii_mdio1 ||
             gp->phy_type == phy_mii_mdio0) {