Do not force the DC reference clock to OP; if it is not configured it may refuse and flood the logs.
/* Intel PRO/1000 Linux driver
* Copyright(c) 1999 - 2014 Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* The full GNU General Public License is included in this distribution in
* the file called "COPYING".
*
* Contact Information:
* Linux NICS <linux.nics@intel.com>
* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*/
#ifndef _E1000E_82571_H_
#define _E1000E_82571_H_
#define ID_LED_RESERVED_F746 0xF746
#define ID_LED_DEFAULT_82573 ((ID_LED_DEF1_DEF2 << 12) | \
(ID_LED_OFF1_ON2 << 8) | \
(ID_LED_DEF1_DEF2 << 4) | \
(ID_LED_DEF1_DEF2))
#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
#define AN_RETRY_COUNT 5 /* Autoneg Retry Count value */
/* Intr Throttling - RW */
#define E1000_EITR_82574(_n) (0x000E8 + (0x4 * (_n)))
#define E1000_EIAC_82574 0x000DC /* Ext. Interrupt Auto Clear - RW */
#define E1000_EIAC_MASK_82574 0x01F00000
#define E1000_IVAR_INT_ALLOC_VALID 0x8
/* Manageability Operation Mode mask */
#define E1000_NVM_INIT_CTRL2_MNGM 0x6000
#define E1000_BASE1000T_STATUS 10
#define E1000_IDLE_ERROR_COUNT_MASK 0xFF
#define E1000_RECEIVE_ERROR_COUNTER 21
#define E1000_RECEIVE_ERROR_MAX 0xFFFF
bool e1000_check_phy_82574(struct e1000_hw *hw);
bool e1000e_get_laa_state_82571(struct e1000_hw *hw);
void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state);
#endif