1/*
2 * @TAG(OTHER_GPL)
3 */
4
5/*----------------------------------------------------------------------------+
6|   This source code is dual-licensed.  You may use it under the terms of the
7|   GNU General Public License version 2, or under the license below.
8|
9|	This source code has been made available to you by IBM on an AS-IS
10|	basis.	Anyone receiving this source is licensed under IBM
11|	copyrights to use it in any way he or she deems fit, including
12|	copying it, modifying it, compiling it, and redistributing it either
13|	with or without modifications.	No license under IBM patents or
14|	patent applications is to be implied by the copyright license.
15|
16|	Any user of this software should understand that IBM cannot provide
17|	technical support for this software and will not be responsible for
18|	any consequences resulting from the use of this software.
19|
20|	Any person who transfers this source code or any derivative work
21|	must include the IBM copyright notice, this paragraph, and the
22|	preceding two paragraphs in the transferred software.
23|
24|	COPYRIGHT   I B M   CORPORATION 1999
25|	LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M
26|
27|   Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
28+----------------------------------------------------------------------------*/
29/*----------------------------------------------------------------------------+
30|
31|  File Name:	miiphy.h
32|
33|  Function:	Include file defining PHY registers.
34|
35|  Author:	Mark Wisner
36|
37+----------------------------------------------------------------------------*/
38#pragma once
39
40#include "list.h"
41#include "phy.h"
42
43struct legacy_mii_dev {
44	int (*read)(const char *devname, unsigned char addr,
45		     unsigned char reg, unsigned short *value);
46	int (*write)(const char *devname, unsigned char addr,
47		      unsigned char reg, unsigned short value);
48};
49
50int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
51		 unsigned short *value);
52int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
53		  unsigned short value);
54int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
55		 unsigned char *model, unsigned char *rev);
56int miiphy_reset(const char *devname, unsigned char addr);
57int miiphy_speed(const char *devname, unsigned char addr);
58int miiphy_duplex(const char *devname, unsigned char addr);
59int miiphy_is_1000base_x(const char *devname, unsigned char addr);
60#ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
61int miiphy_link(const char *devname, unsigned char addr);
62#endif
63
64void miiphy_init(void);
65
66void miiphy_register(const char *devname,
67		      int (*read)(const char *devname, unsigned char addr,
68				   unsigned char reg, unsigned short *value),
69		      int (*write)(const char *devname, unsigned char addr,
70				    unsigned char reg, unsigned short value));
71
72int miiphy_set_current_dev(const char *devname);
73const char *miiphy_get_current_dev(void);
74struct mii_dev *mdio_get_current_dev(void);
75struct mii_dev *miiphy_get_dev_by_name(const char *devname);
76struct phy_device *mdio_phydev_for_ethname(const char *devname);
77
78void miiphy_listdev(void);
79
80struct mii_dev *mdio_alloc(void);
81int mdio_register(struct mii_dev *bus);
82void mdio_list_devices(void);
83
84#ifdef CONFIG_BITBANGMII
85
86#define BB_MII_DEVNAME	"bb_miiphy"
87
88struct bb_miiphy_bus {
89	char name[16];
90	int (*init)(struct bb_miiphy_bus *bus);
91	int (*mdio_active)(struct bb_miiphy_bus *bus);
92	int (*mdio_tristate)(struct bb_miiphy_bus *bus);
93	int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
94	int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
95	int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
96	int (*delay)(struct bb_miiphy_bus *bus);
97#ifdef CONFIG_BITBANGMII_MULTI
98	void *priv;
99#endif
100};
101
102extern struct bb_miiphy_bus bb_miiphy_buses[];
103extern int bb_miiphy_buses_num;
104
105void bb_miiphy_init(void);
106int bb_miiphy_read(const char *devname, unsigned char addr,
107		    unsigned char reg, unsigned short *value);
108int bb_miiphy_write(const char *devname, unsigned char addr,
109		     unsigned char reg, unsigned short value);
110#endif
111
112/* phy seed setup */
113#define AUTO			99
114#define _1000BASET		1000
115#define _100BASET		100
116#define _10BASET		10
117#define HALF			22
118#define FULL			44
119
120/* phy register offsets */
121#define MII_MIPSCR		0x11
122
123/* MII_LPA */
124#define PHY_ANLPAR_PSB_802_3	0x0001
125#define PHY_ANLPAR_PSB_802_9	0x0002
126
127/* MII_CTRL1000 masks */
128#define PHY_1000BTCR_1000FD	0x0200
129#define PHY_1000BTCR_1000HD	0x0100
130
131/* MII_STAT1000 masks */
132#define PHY_1000BTSR_MSCF	0x8000
133#define PHY_1000BTSR_MSCR	0x4000
134#define PHY_1000BTSR_LRS	0x2000
135#define PHY_1000BTSR_RRS	0x1000
136#define PHY_1000BTSR_1000FD	0x0800
137#define PHY_1000BTSR_1000HD	0x0400
138
139/* phy EXSR */
140#define ESTATUS_1000XF		0x8000
141#define ESTATUS_1000XH		0x4000
142
143