@@ -426,6 +426,15 @@ static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw)
mac_reg |= E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC;
ew32(FEXTNVM3, mac_reg);
+ if (hw->mac.type == e1000_pch_lpt) {
+ /* Toggling LANPHYPC brings the PHY out of SMBus mode
+ * So ensure that the MAC is also out of SMBus mode
+ */
+ mac_reg = er32(CTRL_EXT);
+ mac_reg &= ~E1000_CTRL_EXT_FORCE_SMBUS;
+ ew32(CTRL_EXT, mac_reg);
+ }
+
/* Toggle LANPHYPC Value bit */
mac_reg = er32(CTRL);
mac_reg |= E1000_CTRL_LANPHYPC_OVERRIDE;