* Patch by Pierre Aubert, 11 Mar 2004:

[J-u-boot.git] / include / miiphy.h

/*----------------------------------------------------------------------------+
|
|	This source code has been made available to you by IBM on an AS-IS
|	basis.	Anyone receiving this source is licensed under IBM
|	copyrights to use it in any way he or she deems fit, including
|	copying it, modifying it, compiling it, and redistributing it either
|	with or without modifications.	No license under IBM patents or
|	patent applications is to be implied by the copyright license.
|
|	Any user of this software should understand that IBM cannot provide
|	technical support for this software and will not be responsible for
|	any consequences resulting from the use of this software.
|
|	Any person who transfers this source code or any derivative work
|	must include the IBM copyright notice, this paragraph, and the
|	preceding two paragraphs in the transferred software.
|
|	COPYRIGHT   I B M   CORPORATION 1999
|	LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M
+----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------+
|
|  File Name:	miiphy.h
|
|  Function:	Include file defining PHY registers.
|
|  Author:	Mark Wisner
|
|  Change Activity-
|
|  Date	       Description of Change					BY
|  ---------   ---------------------					---
|  04-May-99   Created							MKW
|  07-Jul-99   Added full duplex support				MKW
|  08-Sep-01   Tweaks							gvb
|
+----------------------------------------------------------------------------*/
#ifndef _miiphy_h_
#define _miiphy_h_


int  miiphy_read(unsigned char addr, unsigned char reg, unsigned short * value);
int  miiphy_write(unsigned char addr, unsigned char reg, unsigned short value);
int  miiphy_info(unsigned char addr, unsigned int  *oui, unsigned char *model,
		 unsigned char *rev);
int  miiphy_reset(unsigned char addr);
int  miiphy_speed(unsigned char addr);
int  miiphy_duplex(unsigned char addr);
#ifdef CFG_FAULT_ECHO_LINK_DOWN
int  miiphy_link(unsigned char addr);
#endif


/* phy seed setup */
#define AUTO			99
#define _100BASET		100
#define _10BASET		10
#define HALF			22
#define FULL			44

/* phy register offsets */
#define PHY_BMCR		0x00
#define PHY_BMSR		0x01
#define PHY_PHYIDR1		0x02
#define PHY_PHYIDR2		0x03
#define PHY_ANAR		0x04
#define PHY_ANLPAR		0x05
#define PHY_ANER		0x06
#define PHY_ANNPTR		0x07
#define PHY_PHYSTS		0x10
#define PHY_MIPSCR		0x11
#define PHY_MIPGSR		0x12
#define PHY_DCR			0x13
#define PHY_FCSCR		0x14
#define PHY_RECR		0x15
#define PHY_PCSR		0x16
#define PHY_LBR			0x17
#define PHY_10BTSCR		0x18
#define PHY_PHYCTRL		0x19

/* PHY BMCR */
#define PHY_BMCR_RESET		0x8000
#define PHY_BMCR_LOOP		0x4000
#define PHY_BMCR_100MB		0x2000
#define PHY_BMCR_AUTON		0x1000
#define PHY_BMCR_POWD		0x0800
#define PHY_BMCR_ISO		0x0400
#define PHY_BMCR_RST_NEG	0x0200
#define PHY_BMCR_DPLX		0x0100
#define PHY_BMCR_COL_TST	0x0080

/* phy BMSR */
#define PHY_BMSR_100T4		0x8000
#define PHY_BMSR_100TXF		0x4000
#define PHY_BMSR_100TXH		0x2000
#define PHY_BMSR_10TF		0x1000
#define PHY_BMSR_10TH		0x0800
#define PHY_BMSR_PRE_SUP	0x0040
#define PHY_BMSR_AUTN_COMP	0x0020
#define PHY_BMSR_RF		0x0010
#define PHY_BMSR_AUTN_ABLE	0x0008
#define PHY_BMSR_LS		0x0004
#define PHY_BMSR_JD		0x0002
#define PHY_BMSR_EXT		0x0001

/*phy ANLPAR */
#define PHY_ANLPAR_NP		0x8000
#define PHY_ANLPAR_ACK		0x4000
#define PHY_ANLPAR_RF		0x2000
#define PHY_ANLPAR_T4		0x0200
#define PHY_ANLPAR_TXFD		0x0100
#define PHY_ANLPAR_TX		0x0080
#define PHY_ANLPAR_10FD		0x0040
#define PHY_ANLPAR_10		0x0020
#define PHY_ANLPAR_100		0x0380	    /* we can run at 100 */
#endif