net: stmmac: socfpga: Allow all RGMII modes

Allow all the RGMII modes to be used.  (Not only "rgmii", "rgmii-id"
but "rgmii-txid", "rgmii-rxid")
Signed-off-by: NAtsushi Nemoto <atsushi.nemoto@sord.co.jp>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c

@@ -241,6 +241,8 @@ static int socfpga_set_phy_mode_common(int phymode, u32 *val)
 	switch (phymode) {
 	case PHY_INTERFACE_MODE_RGMII:
 	case PHY_INTERFACE_MODE_RGMII_ID:
+	case PHY_INTERFACE_MODE_RGMII_RXID:
+	case PHY_INTERFACE_MODE_RGMII_TXID:
 		*val = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII;
 		break;
 	case PHY_INTERFACE_MODE_MII: