+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
+@@ -79,6 +79,9 @@ struct bcm63xx_enetsw_port {
+ int force_speed;
+ int force_duplex_full;
+
++ int mii_override;
++ int timing_sel;
++
+ const char *name;
+ };
+
+--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+@@ -2209,6 +2209,10 @@ static int bcm_enetsw_open(struct net_de
+
+ rgmii_ctrl = enetsw_readb(priv, ENETSW_RGMII_CTRL_REG(i));
+ rgmii_ctrl |= ENETSW_RGMII_CTRL_GMII_CLK_EN;
++ if (priv->used_ports[i].mii_override)
++ rgmii_ctrl |= ENETSW_RGMII_CTRL_MII_OVERRIDE_EN;
++ if (priv->used_ports[i].timing_sel)
++ rgmii_ctrl |= ENETSW_RGMII_CTRL_TIMING_SEL_EN;
+ enetsw_writeb(priv, rgmii_ctrl, ENETSW_RGMII_CTRL_REG(i));
+ }
+