1 /* SPDX-License-Identifier: GPL-2.0 OR IBM-pibs */
3 * Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
5 /*----------------------------------------------------------------------------+
9 | Function: Include file defining PHY registers.
13 +----------------------------------------------------------------------------*/
18 #include <linux/mii.h>
19 #include <linux/list.h>
23 int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
24 unsigned short *value);
25 int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
26 unsigned short value);
27 int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
28 unsigned char *model, unsigned char *rev);
29 int miiphy_reset(const char *devname, unsigned char addr);
30 int miiphy_speed(const char *devname, unsigned char addr);
31 int miiphy_duplex(const char *devname, unsigned char addr);
32 int miiphy_is_1000base_x(const char *devname, unsigned char addr);
33 #ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
34 int miiphy_link(const char *devname, unsigned char addr);
37 void miiphy_init(void);
39 int miiphy_set_current_dev(const char *devname);
40 const char *miiphy_get_current_dev(void);
41 struct mii_dev *mdio_get_current_dev(void);
42 struct mii_dev *miiphy_get_dev_by_name(const char *devname);
43 struct phy_device *mdio_phydev_for_ethname(const char *devname);
45 void miiphy_listdev(void);
47 struct mii_dev *mdio_alloc(void);
48 void mdio_free(struct mii_dev *bus);
49 int mdio_register(struct mii_dev *bus);
52 * mdio_register_seq - Register mdio bus with sequence number
53 * @bus: mii device structure
54 * @seq: sequence number
56 * Return: 0 if success, negative value if error
58 int mdio_register_seq(struct mii_dev *bus, int seq);
59 int mdio_unregister(struct mii_dev *bus);
60 void mdio_list_devices(void);
62 #ifdef CONFIG_BITBANGMII
64 #define BB_MII_DEVNAME "bb_miiphy"
66 struct bb_miiphy_bus {
68 int (*init)(struct bb_miiphy_bus *bus);
69 int (*mdio_active)(struct bb_miiphy_bus *bus);
70 int (*mdio_tristate)(struct bb_miiphy_bus *bus);
71 int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
72 int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
73 int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
74 int (*delay)(struct bb_miiphy_bus *bus);
75 #ifdef CONFIG_BITBANGMII_MULTI
80 extern struct bb_miiphy_bus bb_miiphy_buses[];
81 extern int bb_miiphy_buses_num;
83 void bb_miiphy_init(void);
84 int bb_miiphy_read(struct mii_dev *miidev, int addr, int devad, int reg);
85 int bb_miiphy_write(struct mii_dev *miidev, int addr, int devad, int reg,
91 #define _1000BASET 1000
97 /* phy register offsets */
98 #define MII_MIPSCR 0x11
101 #define PHY_ANLPAR_PSB_802_3 0x0001
102 #define PHY_ANLPAR_PSB_802_9 0x0002
104 /* MII_CTRL1000 masks */
105 #define PHY_1000BTCR_1000FD 0x0200
106 #define PHY_1000BTCR_1000HD 0x0100
108 /* MII_STAT1000 masks */
109 #define PHY_1000BTSR_MSCF 0x8000
110 #define PHY_1000BTSR_MSCR 0x4000
111 #define PHY_1000BTSR_LRS 0x2000
112 #define PHY_1000BTSR_RRS 0x1000
113 #define PHY_1000BTSR_1000FD 0x0800
114 #define PHY_1000BTSR_1000HD 0x0400
117 #define ESTATUS_1000XF 0x8000
118 #define ESTATUS_1000XH 0x4000