path: root/include/miiphy.h (plain)
blob: 088797e4c6ca9d4c39a82cd6067de61c4df911a5

1	/*
2	* SPDX-License-Identifier: GPL-2.0 IBM-pibs
3	*
4	* Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
5	*/
6	/*----------------------------------------------------------------------------+
7	|
8	| File Name: miiphy.h
9	|
10	| Function: Include file defining PHY registers.
11	|
12	| Author: Mark Wisner
13	|
14	+----------------------------------------------------------------------------*/
15	#ifndef _miiphy_h_
16	#define _miiphy_h_
17
18	#include <common.h>
19	#include <linux/mii.h>
20	#include <linux/list.h>
21	#include <net.h>
22	#include <phy.h>
23
24	struct legacy_mii_dev {
25	int (*read)(const char *devname, unsigned char addr,
26	unsigned char reg, unsigned short *value);
27	int (*write)(const char *devname, unsigned char addr,
28	unsigned char reg, unsigned short value);
29	};
30
31	int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
32	unsigned short *value);
33	int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
34	unsigned short value);
35	int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
36	unsigned char *model, unsigned char *rev);
37	int miiphy_reset(const char *devname, unsigned char addr);
38	int miiphy_speed(const char *devname, unsigned char addr);
39	int miiphy_duplex(const char *devname, unsigned char addr);
40	int miiphy_is_1000base_x(const char *devname, unsigned char addr);
41	#ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
42	int miiphy_link(const char *devname, unsigned char addr);
43	#endif
44
45	void miiphy_init(void);
46
47	void miiphy_register(const char *devname,
48	int (*read)(const char *devname, unsigned char addr,
49	unsigned char reg, unsigned short *value),
50	int (*write)(const char *devname, unsigned char addr,
51	unsigned char reg, unsigned short value));
52
53	int miiphy_set_current_dev(const char *devname);
54	const char *miiphy_get_current_dev(void);
55	struct mii_dev *mdio_get_current_dev(void);
56	struct mii_dev *miiphy_get_dev_by_name(const char *devname);
57	struct phy_device *mdio_phydev_for_ethname(const char *devname);
58
59	void miiphy_listdev(void);
60
61	struct mii_dev *mdio_alloc(void);
62	int mdio_register(struct mii_dev *bus);
63	void mdio_list_devices(void);
64
65	#ifdef CONFIG_BITBANGMII
66
67	#define BB_MII_DEVNAME "bb_miiphy"
68
69	struct bb_miiphy_bus {
70	char name[16];
71	int (*init)(struct bb_miiphy_bus *bus);
72	int (*mdio_active)(struct bb_miiphy_bus *bus);
73	int (*mdio_tristate)(struct bb_miiphy_bus *bus);
74	int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
75	int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
76	int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
77	int (*delay)(struct bb_miiphy_bus *bus);
78	#ifdef CONFIG_BITBANGMII_MULTI
79	void *priv;
80	#endif
81	};
82
83	extern struct bb_miiphy_bus bb_miiphy_buses[];
84	extern int bb_miiphy_buses_num;
85
86	void bb_miiphy_init(void);
87	int bb_miiphy_read(const char *devname, unsigned char addr,
88	unsigned char reg, unsigned short *value);
89	int bb_miiphy_write(const char *devname, unsigned char addr,
90	unsigned char reg, unsigned short value);
91	#endif
92
93	/* phy seed setup */
94	#define AUTO 99
95	#define _1000BASET 1000
96	#define _100BASET 100
97	#define _10BASET 10
98	#define HALF 22
99	#define FULL 44
100
101	/* phy register offsets */
102	#define MII_MIPSCR 0x11
103
104	/* MII_LPA */
105	#define PHY_ANLPAR_PSB_802_3 0x0001
106	#define PHY_ANLPAR_PSB_802_9 0x0002
107
108	/* MII_CTRL1000 masks */
109	#define PHY_1000BTCR_1000FD 0x0200
110	#define PHY_1000BTCR_1000HD 0x0100
111
112	/* MII_STAT1000 masks */
113	#define PHY_1000BTSR_MSCF 0x8000
114	#define PHY_1000BTSR_MSCR 0x4000
115	#define PHY_1000BTSR_LRS 0x2000
116	#define PHY_1000BTSR_RRS 0x1000
117	#define PHY_1000BTSR_1000FD 0x0800
118	#define PHY_1000BTSR_1000HD 0x0400
119
120	/* phy EXSR */
121	#define ESTATUS_1000XF 0x8000
122	#define ESTATUS_1000XH 0x4000
123
124	#endif
125