include/miiphy.h

   1 /*----------------------------------------------------------------------------+
   2 |   This source code is dual-licensed.  You may use it under the terms of the
   3 |   GNU General Public License version 2, or under the license below.
   4 |
   5 |       This source code has been made available to you by IBM on an AS-IS
   6 |       basis.  Anyone receiving this source is licensed under IBM
   7 |       copyrights to use it in any way he or she deems fit, including
   8 |       copying it, modifying it, compiling it, and redistributing it either
   9 |       with or without modifications.  No license under IBM patents or
  10 |       patent applications is to be implied by the copyright license.
  11 |
  12 |       Any user of this software should understand that IBM cannot provide
  13 |       technical support for this software and will not be responsible for
  14 |       any consequences resulting from the use of this software.
  15 |
  16 |       Any person who transfers this source code or any derivative work
  17 |       must include the IBM copyright notice, this paragraph, and the
  18 |       preceding two paragraphs in the transferred software.
  19 |
  20 |       COPYRIGHT   I B M   CORPORATION 1999
  21 |       LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M
  22 |
  23 |   Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
  24 +----------------------------------------------------------------------------*/
  25 /*----------------------------------------------------------------------------+
  26 |
  27 |  File Name:   miiphy.h
  28 |
  29 |  Function:    Include file defining PHY registers.
  30 |
  31 |  Author:      Mark Wisner
  32 |
  33 +----------------------------------------------------------------------------*/
  34 #ifndef _miiphy_h_
  35 #define _miiphy_h_
  36
  37 #include <common.h>
  38 #include <linux/mii.h>
  39 #include <linux/list.h>
  40 #include <net.h>
  41 #include <phy.h>
  42
  43 struct 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
  50 int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
  51                  unsigned short *value);
  52 int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
  53                   unsigned short value);
  54 int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
  55                  unsigned char *model, unsigned char *rev);
  56 int miiphy_reset(const char *devname, unsigned char addr);
  57 int miiphy_speed(const char *devname, unsigned char addr);
  58 int miiphy_duplex(const char *devname, unsigned char addr);
  59 int miiphy_is_1000base_x(const char *devname, unsigned char addr);
  60 #ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
  61 int miiphy_link(const char *devname, unsigned char addr);
  62 #endif
  63
  64 void miiphy_init(void);
  65
  66 void 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
  72 int miiphy_set_current_dev(const char *devname);
  73 const char *miiphy_get_current_dev(void);
  74 struct mii_dev *mdio_get_current_dev(void);
  75 struct mii_dev *miiphy_get_dev_by_name(const char *devname);
  76 struct phy_device *mdio_phydev_for_ethname(const char *devname);
  77
  78 void miiphy_listdev(void);
  79
  80 struct mii_dev *mdio_alloc(void);
  81 int mdio_register(struct mii_dev *bus);
  82 void mdio_list_devices(void);
  83
  84 #ifdef CONFIG_BITBANGMII
  85
  86 #define BB_MII_DEVNAME  "bb_miiphy"
  87
  88 struct bb_miiphy_bus {
  89         char name[NAMESIZE];
  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
 102 extern struct bb_miiphy_bus bb_miiphy_buses[];
 103 extern int bb_miiphy_buses_num;
 104
 105 void bb_miiphy_init(void);
 106 int bb_miiphy_read(const char *devname, unsigned char addr,
 107                     unsigned char reg, unsigned short *value);
 108 int 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 #endif