include/linux/sungem_phy.h

   1 #ifndef __SUNGEM_PHY_H__
   2 #define __SUNGEM_PHY_H__
   3
   4 struct mii_phy;
   5
   6 /* Operations supported by any kind of PHY */
   7 struct mii_phy_ops
   8 {
   9         int             (*init)(struct mii_phy *phy);
  10         int             (*suspend)(struct mii_phy *phy);
  11         int             (*setup_aneg)(struct mii_phy *phy, u32 advertise);
  12         int             (*setup_forced)(struct mii_phy *phy, int speed, int fd);
  13         int             (*poll_link)(struct mii_phy *phy);
  14         int             (*read_link)(struct mii_phy *phy);
  15         int             (*enable_fiber)(struct mii_phy *phy, int autoneg);
  16 };
  17
  18 /* Structure used to statically define an mii/gii based PHY */
  19 struct mii_phy_def
  20 {
  21         u32                             phy_id;         /* Concatenated ID1 << 16 | ID2 */
  22         u32                             phy_id_mask;    /* Significant bits */
  23         u32                             features;       /* Ethtool SUPPORTED_* defines */
  24         int                             magic_aneg;     /* Autoneg does all speed test for us */
  25         const char*                     name;
  26         const struct mii_phy_ops*       ops;
  27 };
  28
  29 enum {
  30         BCM54XX_COPPER,
  31         BCM54XX_FIBER,
  32         BCM54XX_GBIC,
  33         BCM54XX_SGMII,
  34         BCM54XX_UNKNOWN,
  35 };
  36
  37 /* An instance of a PHY, partially borrowed from mii_if_info */
  38 struct mii_phy
  39 {
  40         struct mii_phy_def*     def;
  41         u32                     advertising;
  42         int                     mii_id;
  43
  44         /* 1: autoneg enabled, 0: disabled */
  45         int                     autoneg;
  46
  47         /* forced speed & duplex (no autoneg)
  48          * partner speed & duplex & pause (autoneg)
  49          */
  50         int                     speed;
  51         int                     duplex;
  52         int                     pause;
  53
  54         /* Provided by host chip */
  55         struct net_device       *dev;
  56         int (*mdio_read) (struct net_device *dev, int mii_id, int reg);
  57         void (*mdio_write) (struct net_device *dev, int mii_id, int reg, int val);
  58         void                    *platform_data;
  59 };
  60
  61 /* Pass in a struct mii_phy with dev, mdio_read and mdio_write
  62  * filled, the remaining fields will be filled on return
  63  */
  64 extern int sungem_phy_probe(struct mii_phy *phy, int mii_id);
  65
  66
  67 /* MII definitions missing from mii.h */
  68
  69 #define BMCR_SPD2       0x0040          /* Gigabit enable (bcm54xx)     */
  70 #define LPA_PAUSE       0x0400
  71
  72 /* More PHY registers (model specific) */
  73
  74 /* MII BCM5201 MULTIPHY interrupt register */
  75 #define MII_BCM5201_INTERRUPT                   0x1A
  76 #define MII_BCM5201_INTERRUPT_INTENABLE         0x4000
  77
  78 #define MII_BCM5201_AUXMODE2                    0x1B
  79 #define MII_BCM5201_AUXMODE2_LOWPOWER           0x0008
  80
  81 #define MII_BCM5201_MULTIPHY                    0x1E
  82
  83 /* MII BCM5201 MULTIPHY register bits */
  84 #define MII_BCM5201_MULTIPHY_SERIALMODE         0x0002
  85 #define MII_BCM5201_MULTIPHY_SUPERISOLATE       0x0008
  86
  87 /* MII BCM5221 Additional registers */
  88 #define MII_BCM5221_TEST                        0x1f
  89 #define MII_BCM5221_TEST_ENABLE_SHADOWS         0x0080
  90 #define MII_BCM5221_SHDOW_AUX_STAT2             0x1b
  91 #define MII_BCM5221_SHDOW_AUX_STAT2_APD         0x0020
  92 #define MII_BCM5221_SHDOW_AUX_MODE4             0x1a
  93 #define MII_BCM5221_SHDOW_AUX_MODE4_IDDQMODE    0x0001
  94 #define MII_BCM5221_SHDOW_AUX_MODE4_CLKLOPWR    0x0004
  95
  96 /* MII BCM5241 Additional registers */
  97 #define MII_BCM5241_SHDOW_AUX_MODE4_STANDBYPWR  0x0008
  98
  99 /* MII BCM5400 1000-BASET Control register */
 100 #define MII_BCM5400_GB_CONTROL                  0x09
 101 #define MII_BCM5400_GB_CONTROL_FULLDUPLEXCAP    0x0200
 102
 103 /* MII BCM5400 AUXCONTROL register */
 104 #define MII_BCM5400_AUXCONTROL                  0x18
 105 #define MII_BCM5400_AUXCONTROL_PWR10BASET       0x0004
 106
 107 /* MII BCM5400 AUXSTATUS register */
 108 #define MII_BCM5400_AUXSTATUS                   0x19
 109 #define MII_BCM5400_AUXSTATUS_LINKMODE_MASK     0x0700
 110 #define MII_BCM5400_AUXSTATUS_LINKMODE_SHIFT    8
 111
 112 /* 1000BT control (Marvell & BCM54xx at least) */
 113 #define MII_1000BASETCONTROL                    0x09
 114 #define MII_1000BASETCONTROL_FULLDUPLEXCAP      0x0200
 115 #define MII_1000BASETCONTROL_HALFDUPLEXCAP      0x0100
 116
 117 /* Marvell 88E1011 PHY control */
 118 #define MII_M1011_PHY_SPEC_CONTROL              0x10
 119 #define MII_M1011_PHY_SPEC_CONTROL_MANUAL_MDIX  0x20
 120 #define MII_M1011_PHY_SPEC_CONTROL_AUTO_MDIX    0x40
 121
 122 /* Marvell 88E1011 PHY status */
 123 #define MII_M1011_PHY_SPEC_STATUS               0x11
 124 #define MII_M1011_PHY_SPEC_STATUS_1000          0x8000
 125 #define MII_M1011_PHY_SPEC_STATUS_100           0x4000
 126 #define MII_M1011_PHY_SPEC_STATUS_SPD_MASK      0xc000
 127 #define MII_M1011_PHY_SPEC_STATUS_FULLDUPLEX    0x2000
 128 #define MII_M1011_PHY_SPEC_STATUS_RESOLVED      0x0800
 129 #define MII_M1011_PHY_SPEC_STATUS_TX_PAUSE      0x0008
 130 #define MII_M1011_PHY_SPEC_STATUS_RX_PAUSE      0x0004
 131
 132 #endif /* __SUNGEM_PHY_H__ */