da850/omap-l138: Enable auto negotiation in RMII mode

On DA850/OMAP-L138 it was observed that in RMII mode,
auto negotiation was not performed. This patch enables
auto negotiation in RMII mode. Without this patch, EMAC
initialization takes more time and sometimes tftp fails
in RMII mode.

Signed-off-by: Rajashekhara, Sudhakar <sudhakar.raj@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Hadli, Manjunath <manjunath.hadli@ti.com>

diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index e471d2ce3340166284125f977a4945dfd75af513..b2516d176892e05c44881e13fe47719b41a1df69 100644 (file)
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -895,5 +895,13 @@ int davinci_emac_initialize(void)
                miiphy_register(phy[i].name, davinci_mii_phy_read,
                                                davinci_mii_phy_write);
        }
+
+#if defined(CONFIG_DRIVER_TI_EMAC_USE_RMII) && \
+               defined(CONFIG_MACH_DAVINCI_DA850_EVM)
+       for (i = 0; i < num_phy; i++) {
+               if (phy[i].is_phy_connected(i))
+                       phy[i].auto_negotiate(i);
+       }
+#endif
        return(1);
 }