drivers/net/npe/include/IxEthAccMii_p.h

/**
 * @file IxEthAccMii_p.h
 *
 * @author Intel Corporation
 * @date 
 *
 * @brief  MII Header file
 *
 * Design Notes:
 *
 * 
 * @par
 * IXP400 SW Release version 2.0
 * 
 * -- Copyright Notice --
 * 
 * @par
 * Copyright 2001-2005, Intel Corporation.
 * All rights reserved.
 * 
 * @par
 * SPDX-License-Identifier:	BSD-3-Clause
 * @par
 * -- End of Copyright Notice --
 */

#ifndef IxEthAccMii_p_H
#define IxEthAccMii_p_H

/* MII definitions - these have been verified against the LXT971 and LXT972 PHYs*/

#define IXP425_ETH_ACC_MII_MAX_REG      32      /* max register per phy */

#define IX_ETH_ACC_MII_REG_SHL    16
#define IX_ETH_ACC_MII_ADDR_SHL   21

/* Definitions for MII access routines*/
 
#define IX_ETH_ACC_MII_GO                  BIT(31)
#define IX_ETH_ACC_MII_WRITE               BIT(26)
#define IX_ETH_ACC_MII_TIMEOUT_10TH_SECS        5    
#define IX_ETH_ACC_MII_10TH_SEC_IN_MILLIS     100
#define IX_ETH_ACC_MII_READ_FAIL           BIT(31)
 
#define IX_ETH_ACC_MII_PHY_DEF_DELAY   300  /* max delay before link up, etc. */
#define IX_ETH_ACC_MII_PHY_NO_DELAY    0x0  /* do not delay */
#define IX_ETH_ACC_MII_PHY_NULL        0xff /* PHY is not present */
#define IX_ETH_ACC_MII_PHY_DEF_ADDR    0x0  /* default PHY's logical address */

#ifndef IX_ETH_ACC_MII_MONITOR_DELAY
#   define IX_ETH_ACC_MII_MONITOR_DELAY   0x5    /* in seconds */
#endif

/* Register definition */  

#define IX_ETH_ACC_MII_CTRL_REG	    0x0	/* Control Register */
#define IX_ETH_ACC_MII_STAT_REG	    0x1	/* Status Register */
#define IX_ETH_ACC_MII_PHY_ID1_REG  0x2	/* PHY identifier 1 Register */
#define IX_ETH_ACC_MII_PHY_ID2_REG  0x3	/* PHY identifier 2 Register */
#define IX_ETH_ACC_MII_AN_ADS_REG   0x4	/* Auto-Negotiation	  */
					/* Advertisement Register */
#define IX_ETH_ACC_MII_AN_PRTN_REG  0x5	/* Auto-Negotiation	    */
					/* partner ability Register */
#define IX_ETH_ACC_MII_AN_EXP_REG   0x6	/* Auto-Negotiation   */
					/* Expansion Register */
#define IX_ETH_ACC_MII_AN_NEXT_REG  0x7	/* Auto-Negotiation	       */
					/* next-page transmit Register */

IxEthAccStatus ixEthAccMdioShow (void);
IxEthAccStatus ixEthAccMiiInit(void);
void ixEthAccMiiUnload(void);

#endif  /*IxEthAccMii_p_H*/