target/linux/mpc83xx/patches-2.6.36/100-vitesse_8601.patch

   1 --- a/drivers/net/phy/Kconfig
   2 +++ b/drivers/net/phy/Kconfig
   3 @@ -51,6 +51,12 @@ config VITESSE_PHY
   4          ---help---
   5            Currently supports the vsc8244
   6
   7 +config VITESSE_PHY_8601_SKEW
   8 +       bool "Enable skew timing to vsc8601"
   9 +       depends on VITESSE_PHY
  10 +       ---help---
  11 +         Apply clock timing adjustments for vsc8601
  12 +
  13  config SMSC_PHY
  14         tristate "Drivers for SMSC PHYs"
  15         ---help---
  16 --- a/drivers/net/phy/vitesse.c
  17 +++ b/drivers/net/phy/vitesse.c
  18 @@ -26,6 +26,11 @@
  19  #define MII_VSC8244_EXTCON1_TX_SKEW    0x0800
  20  #define MII_VSC8244_EXTCON1_RX_SKEW    0x0200
  21
  22 +/* EXT_CON1 Register values for VSC8601 */
  23 +#define MII_VSC8601_EXTCON1_INIT       0x0000
  24 +#define MII_VSC8601_EXTCON1_SKEW       0x0100
  25 +#define MII_VSC8601_EXTCON1_ACTIPHY    0x0020
  26 +
  27  /* Vitesse Interrupt Mask Register */
  28  #define MII_VSC8244_IMASK              0x19
  29  #define MII_VSC8244_IMASK_IEN          0x8000
  30 @@ -88,6 +93,30 @@ static int vsc824x_config_init(struct ph
  31         return err;
  32  }
  33
  34 +static int vsc8601_config_init(struct phy_device *phydev)
  35 +{
  36 +       int err;
  37 +       int extcon;
  38 +
  39 +       err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT,
  40 +                                       MII_VSC8244_AUXCONSTAT_INIT);
  41 +
  42 +       if (err < 0)
  43 +               return err;
  44 +
  45 +#ifdef CONFIG_VITESSE_PHY_8601_SKEW
  46 +       extcon = phy_read(phydev, MII_VSC8244_EXT_CON1);
  47 +       if (err < 0)
  48 +               return err;
  49 +
  50 +       extcon |= MII_VSC8601_EXTCON1_SKEW;
  51 +
  52 +       err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon);
  53 +#endif
  54 +
  55 +       return err;
  56 +}
  57 +
  58  static int vsc824x_ack_interrupt(struct phy_device *phydev)
  59  {
  60         int err = 0;
  61 @@ -143,6 +172,21 @@ static struct phy_driver vsc8244_driver
  62         .driver         = { .owner = THIS_MODULE,},
  63  };
  64
  65 +/* Vitesse 8601 */
  66 +static struct phy_driver vsc8601_driver = {
  67 +       .phy_id         = 0x00070420,
  68 +       .name           = "Vitesse VSC8601",
  69 +       .phy_id_mask    = 0x000ffff8,
  70 +       .features       = PHY_GBIT_FEATURES,
  71 +       .flags          = PHY_HAS_INTERRUPT,
  72 +       .config_init    = &vsc8601_config_init,
  73 +       .config_aneg    = &genphy_config_aneg,
  74 +       .read_status    = &genphy_read_status,
  75 +       .ack_interrupt  = &vsc824x_ack_interrupt,
  76 +       .config_intr    = &vsc82xx_config_intr,
  77 +       .driver         = { .owner = THIS_MODULE,},
  78 +};
  79 +
  80  static int vsc8221_config_init(struct phy_device *phydev)
  81  {
  82         int err;
  83 @@ -176,10 +220,23 @@ static int __init vsc82xx_init(void)
  84
  85         err = phy_driver_register(&vsc8244_driver);
  86         if (err < 0)
  87 -               return err;
  88 +               goto err;
  89 +
  90         err = phy_driver_register(&vsc8221_driver);
  91         if (err < 0)
  92 -               phy_driver_unregister(&vsc8244_driver);
  93 +               goto err1;
  94 +
  95 +       err = phy_driver_register(&vsc8601_driver);
  96 +       if (err < 0)
  97 +               goto err2;
  98 +
  99 +       return 0;
 100 +
 101 +err2:
 102 +       phy_driver_unregister(&vsc8221_driver);
 103 +err1:
 104 +       phy_driver_unregister(&vsc8244_driver);
 105 +err:
 106         return err;
 107  }
 108
 109 @@ -187,6 +244,7 @@ static void __exit vsc82xx_exit(void)
 110  {
 111         phy_driver_unregister(&vsc8244_driver);
 112         phy_driver_unregister(&vsc8221_driver);
 113 +       phy_driver_unregister(&vsc8601_driver);
 114  }
 115
 116  module_init(vsc82xx_init);