miiphy.h 3.3 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120
  1. /* SPDX-License-Identifier: GPL-2.0 OR IBM-pibs */
  2. /*
  3. * Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
  4. */
  5. /*----------------------------------------------------------------------------+
  6. |
  7. | File Name: miiphy.h
  8. |
  9. | Function: Include file defining PHY registers.
  10. |
  11. | Author: Mark Wisner
  12. |
  13. +----------------------------------------------------------------------------*/
  14. #ifndef _miiphy_h_
  15. #define _miiphy_h_
  16. #include <common.h>
  17. #include <linux/mii.h>
  18. #include <linux/list.h>
  19. #include <net.h>
  20. #include <phy.h>
  21. int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
  22. unsigned short *value);
  23. int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
  24. unsigned short value);
  25. int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
  26. unsigned char *model, unsigned char *rev);
  27. int miiphy_reset(const char *devname, unsigned char addr);
  28. int miiphy_speed(const char *devname, unsigned char addr);
  29. int miiphy_duplex(const char *devname, unsigned char addr);
  30. int miiphy_is_1000base_x(const char *devname, unsigned char addr);
  31. #ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
  32. int miiphy_link(const char *devname, unsigned char addr);
  33. #endif
  34. void miiphy_init(void);
  35. int miiphy_set_current_dev(const char *devname);
  36. const char *miiphy_get_current_dev(void);
  37. struct mii_dev *mdio_get_current_dev(void);
  38. struct mii_dev *miiphy_get_dev_by_name(const char *devname);
  39. struct phy_device *mdio_phydev_for_ethname(const char *devname);
  40. void miiphy_listdev(void);
  41. struct mii_dev *mdio_alloc(void);
  42. void mdio_free(struct mii_dev *bus);
  43. int mdio_register(struct mii_dev *bus);
  44. /**
  45. * mdio_register_seq - Register mdio bus with sequence number
  46. * @bus: mii device structure
  47. * @seq: sequence number
  48. *
  49. * Return: 0 if success, negative value if error
  50. */
  51. int mdio_register_seq(struct mii_dev *bus, int seq);
  52. int mdio_unregister(struct mii_dev *bus);
  53. void mdio_list_devices(void);
  54. #ifdef CONFIG_BITBANGMII
  55. #define BB_MII_DEVNAME "bb_miiphy"
  56. struct bb_miiphy_bus {
  57. char name[16];
  58. int (*init)(struct bb_miiphy_bus *bus);
  59. int (*mdio_active)(struct bb_miiphy_bus *bus);
  60. int (*mdio_tristate)(struct bb_miiphy_bus *bus);
  61. int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
  62. int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
  63. int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
  64. int (*delay)(struct bb_miiphy_bus *bus);
  65. #ifdef CONFIG_BITBANGMII_MULTI
  66. void *priv;
  67. #endif
  68. };
  69. extern struct bb_miiphy_bus bb_miiphy_buses[];
  70. extern int bb_miiphy_buses_num;
  71. void bb_miiphy_init(void);
  72. int bb_miiphy_read(struct mii_dev *miidev, int addr, int devad, int reg);
  73. int bb_miiphy_write(struct mii_dev *miidev, int addr, int devad, int reg,
  74. u16 value);
  75. #endif
  76. /* phy seed setup */
  77. #define AUTO 99
  78. #define _1000BASET 1000
  79. #define _100BASET 100
  80. #define _10BASET 10
  81. #define HALF 22
  82. #define FULL 44
  83. /* phy register offsets */
  84. #define MII_MIPSCR 0x11
  85. /* MII_LPA */
  86. #define PHY_ANLPAR_PSB_802_3 0x0001
  87. #define PHY_ANLPAR_PSB_802_9 0x0002
  88. /* MII_CTRL1000 masks */
  89. #define PHY_1000BTCR_1000FD 0x0200
  90. #define PHY_1000BTCR_1000HD 0x0100
  91. /* MII_STAT1000 masks */
  92. #define PHY_1000BTSR_MSCF 0x8000
  93. #define PHY_1000BTSR_MSCR 0x4000
  94. #define PHY_1000BTSR_LRS 0x2000
  95. #define PHY_1000BTSR_RRS 0x1000
  96. #define PHY_1000BTSR_1000FD 0x0800
  97. #define PHY_1000BTSR_1000HD 0x0400
  98. /* phy EXSR */
  99. #define ESTATUS_1000XF 0x8000
  100. #define ESTATUS_1000XH 0x4000
  101. #endif