tg3: Remove unused PHY_BRCM flags

The tg3 driver tried to communicate towards the PHY driver whether it
wanted RGMII in-band signaling enabled or disabled however there is
nothing that looks at those flags in drivers/net/phy/broadcom.c so this
does do not anything.
Suggested-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/tg3.c

@@ -1580,12 +1580,6 @@ static int tg3_mdio_init(struct tg3 *tp)
 				     PHY_BRCM_RX_REFCLK_UNUSED |
 				     PHY_BRCM_DIS_TXCRXC_NOENRGY |
 				     PHY_BRCM_AUTO_PWRDWN_ENABLE;
-		if (tg3_flag(tp, RGMII_INBAND_DISABLE))
-			phydev->dev_flags |= PHY_BRCM_STD_IBND_DISABLE;
-		if (tg3_flag(tp, RGMII_EXT_IBND_RX_EN))
-			phydev->dev_flags |= PHY_BRCM_EXT_IBND_RX_ENABLE;
-		if (tg3_flag(tp, RGMII_EXT_IBND_TX_EN))
-			phydev->dev_flags |= PHY_BRCM_EXT_IBND_TX_ENABLE;
 		fallthrough;
 	case PHY_ID_RTL8211C:
 		phydev->interface = PHY_INTERFACE_MODE_RGMII;

include/linux/brcmphy.h

@@ -63,12 +63,9 @@
 
 #define PHY_BRCM_AUTO_PWRDWN_ENABLE	0x00000001
 #define PHY_BRCM_RX_REFCLK_UNUSED	0x00000002
-#define PHY_BRCM_STD_IBND_DISABLE	0x00000004
-#define PHY_BRCM_EXT_IBND_RX_ENABLE	0x00000008
-#define PHY_BRCM_EXT_IBND_TX_ENABLE	0x00000010
-#define PHY_BRCM_CLEAR_RGMII_MODE	0x00000020
-#define PHY_BRCM_DIS_TXCRXC_NOENRGY	0x00000040
-#define PHY_BRCM_EN_MASTER_MODE		0x00000080
+#define PHY_BRCM_CLEAR_RGMII_MODE	0x00000004
+#define PHY_BRCM_DIS_TXCRXC_NOENRGY	0x00000008
+#define PHY_BRCM_EN_MASTER_MODE		0x00000010
 
 /* Broadcom BCM7xxx specific workarounds */
 #define PHY_BRCM_7XXX_REV(x)		(((x) >> 8) & 0xff)