ucc_geth.c: Fix upsmr setting in RMII mode

If using the UCC on a MPC8360 in RMII mode, don;t set
UCC_GETH_UPSMR_RPM bit in the upsmr register.
Signed-off-by: NHeiko Schocher <hs@denx.de>
Acked-by: NLi Yang <leoli@freescale.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ucc_geth.c

@@ -1394,7 +1394,8 @@ static int adjust_enet_interface(struct ucc_geth_private *ugeth)
 	    (ugeth->phy_interface == PHY_INTERFACE_MODE_RGMII_RXID) ||
 	    (ugeth->phy_interface == PHY_INTERFACE_MODE_RGMII_TXID) ||
 	    (ugeth->phy_interface == PHY_INTERFACE_MODE_RTBI)) {
-		upsmr |= UCC_GETH_UPSMR_RPM;
+		if (ugeth->phy_interface != PHY_INTERFACE_MODE_RMII)
+			upsmr |= UCC_GETH_UPSMR_RPM;
 		switch (ugeth->max_speed) {
 		case SPEED_10:
 			upsmr |= UCC_GETH_UPSMR_R10M;