linux/include/linux/sungem_phy.h
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   1#ifndef __SUNGEM_PHY_H__
   2#define __SUNGEM_PHY_H__
   3
   4struct mii_phy;
   5
   6/* Operations supported by any kind of PHY */
   7struct 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 */
  19struct 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
  29enum {
  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 */
  38struct 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 */
  64extern 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__ */
 133
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