target/linux/mpc83xx/patches-3.7/110-vitesse_8601.patch

   1 --- a/drivers/net/phy/Kconfig
   2 +++ b/drivers/net/phy/Kconfig
   3 @@ -69,6 +69,12 @@ 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 @@ -56,6 +61,7 @@
  31
  32  #define PHY_ID_VSC8244                 0x000fc6c0
  33  #define PHY_ID_VSC8221                 0x000fc550
  34 +#define PHY_ID_VSC8601                 0x00070420
  35
  36  MODULE_DESCRIPTION("Vitesse PHY driver");
  37  MODULE_AUTHOR("Kriston Carson");
  38 @@ -98,10 +104,34 @@ static int vsc824x_config_init(struct ph
  39         return err;
  40  }
  41
  42 +static int vsc8601_config_init(struct phy_device *phydev)
  43 +{
  44 +       int err;
  45 +       int extcon;
  46 +
  47 +       err = phy_write(phydev, MII_VSC8244_AUX_CONSTAT,
  48 +                                       MII_VSC8244_AUXCONSTAT_INIT);
  49 +
  50 +       if (err < 0)
  51 +               return err;
  52 +
  53 +#ifdef CONFIG_VITESSE_PHY_8601_SKEW
  54 +       extcon = phy_read(phydev, MII_VSC8244_EXT_CON1);
  55 +       if (err < 0)
  56 +               return err;
  57 +
  58 +       extcon |= MII_VSC8601_EXTCON1_SKEW;
  59 +
  60 +       err = phy_write(phydev, MII_VSC8244_EXT_CON1, extcon);
  61 +#endif
  62 +
  63 +       return err;
  64 +}
  65 +
  66  static int vsc824x_ack_interrupt(struct phy_device *phydev)
  67  {
  68         int err = 0;
  69 -
  70 +
  71         /*
  72          * Don't bother to ACK the interrupts if interrupts
  73          * are disabled.  The 824x cannot clear the interrupts
  74 @@ -177,6 +207,19 @@ static struct phy_driver vsc82xx_driver[
  75         .ack_interrupt  = &vsc824x_ack_interrupt,
  76         .config_intr    = &vsc82xx_config_intr,
  77         .driver         = { .owner = THIS_MODULE,},
  78 +}, {
  79 +       /* Vitesse 8601 */
  80 +       .phy_id         = PHY_ID_VSC8601,
  81 +       .name           = "Vitesse VSC8601",
  82 +       .phy_id_mask    = 0x000ffff8,
  83 +       .features       = PHY_GBIT_FEATURES,
  84 +       .flags          = PHY_HAS_INTERRUPT,
  85 +       .config_init    = &vsc8601_config_init,
  86 +       .config_aneg    = &genphy_config_aneg,
  87 +       .read_status    = &genphy_read_status,
  88 +       .ack_interrupt  = &vsc824x_ack_interrupt,
  89 +       .config_intr    = &vsc82xx_config_intr,
  90 +       .driver         = { .owner = THIS_MODULE,},
  91  } };
  92
  93  static int __init vsc82xx_init(void)