LXR uboot/include/miiphy.h

   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
  24int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
  25                 unsigned short *value);
  26int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
  27                  unsigned short value);
  28int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
  29                 unsigned char *model, unsigned char *rev);
  30int miiphy_reset(const char *devname, unsigned char addr);
  31int miiphy_speed(const char *devname, unsigned char addr);
  32int miiphy_duplex(const char *devname, unsigned char addr);
  33int miiphy_is_1000base_x(const char *devname, unsigned char addr);
  34#ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
  35int miiphy_link(const char *devname, unsigned char addr);
  36#endif
  37
  38void miiphy_init(void);
  39
  40int miiphy_set_current_dev(const char *devname);
  41const char *miiphy_get_current_dev(void);
  42struct mii_dev *mdio_get_current_dev(void);
  43struct mii_dev *miiphy_get_dev_by_name(const char *devname);
  44struct phy_device *mdio_phydev_for_ethname(const char *devname);
  45
  46void miiphy_listdev(void);
  47
  48struct mii_dev *mdio_alloc(void);
  49void mdio_free(struct mii_dev *bus);
  50int mdio_register(struct mii_dev *bus);
  51
  52/**
  53 * mdio_register_seq - Register mdio bus with sequence number
  54 * @bus: mii device structure
  55 * @seq: sequence number
  56 *
  57 * Return: 0 if success, negative value if error
  58 */
  59int mdio_register_seq(struct mii_dev *bus, int seq);
  60int mdio_unregister(struct mii_dev *bus);
  61void mdio_list_devices(void);
  62
  63#ifdef CONFIG_BITBANGMII
  64
  65#define BB_MII_DEVNAME  "bb_miiphy"
  66
  67struct bb_miiphy_bus {
  68        char name[16];
  69        int (*init)(struct bb_miiphy_bus *bus);
  70        int (*mdio_active)(struct bb_miiphy_bus *bus);
  71        int (*mdio_tristate)(struct bb_miiphy_bus *bus);
  72        int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
  73        int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
  74        int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
  75        int (*delay)(struct bb_miiphy_bus *bus);
  76#ifdef CONFIG_BITBANGMII_MULTI
  77        void *priv;
  78#endif
  79};
  80
  81extern struct bb_miiphy_bus bb_miiphy_buses[];
  82extern int bb_miiphy_buses_num;
  83
  84void bb_miiphy_init(void);
  85int bb_miiphy_read(struct mii_dev *miidev, int addr, int devad, int reg);
  86int bb_miiphy_write(struct mii_dev *miidev, int addr, int devad, int reg,
  87                    u16 value);
  88#endif
  89
  90/* phy seed setup */
  91#define AUTO                    99
  92#define _1000BASET              1000
  93#define _100BASET               100
  94#define _10BASET                10
  95#define HALF                    22
  96#define FULL                    44
  97
  98/* phy register offsets */
  99#define MII_MIPSCR              0x11
 100
 101/* MII_LPA */
 102#define PHY_ANLPAR_PSB_802_3    0x0001
 103#define PHY_ANLPAR_PSB_802_9    0x0002
 104
 105/* MII_CTRL1000 masks */
 106#define PHY_1000BTCR_1000FD     0x0200
 107#define PHY_1000BTCR_1000HD     0x0100
 108
 109/* MII_STAT1000 masks */
 110#define PHY_1000BTSR_MSCF       0x8000
 111#define PHY_1000BTSR_MSCR       0x4000
 112#define PHY_1000BTSR_LRS        0x2000
 113#define PHY_1000BTSR_RRS        0x1000
 114#define PHY_1000BTSR_1000FD     0x0800
 115#define PHY_1000BTSR_1000HD     0x0400
 116
 117/* phy EXSR */
 118#define ESTATUS_1000XF          0x8000
 119#define ESTATUS_1000XH          0x4000
 120
 121#endif
 122