sky2: phy workarounds for Yukon EC-U A1

The workaround Yukon EC-U wasn't comparing with correct
version and wasn't doing correct setup. Without it, 88e8056
throws all sorts of errors.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/sky2.c

@@ -510,9 +510,9 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 		ledover &= ~PHY_M_LED_MO_RX;
 	}
 
-	if (hw->chip_id == CHIP_ID_YUKON_EC_U && hw->chip_rev == CHIP_REV_YU_EC_A1) {
+	if (hw->chip_id == CHIP_ID_YUKON_EC_U &&
+	    hw->chip_rev == CHIP_REV_YU_EC_U_A1) {
 		/* apply fixes in PHY AFE */
-		pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR);
 		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 255);
 
 		/* increase differential signal amplitude in 10BASE-T */
@@ -524,7 +524,7 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 		gm_phy_write(hw, port, 0x17, 0x2002);
 
 		/* set page register to 0 */
-		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg);
+		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 0);
 	} else if (hw->chip_id != CHIP_ID_YUKON_EX) {
 		gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl);