tg3 / broadcom: Optionally disable TXC if no link
[linux-2.6.git] / drivers / net / phy / marvell.c
index b5f4c28..6f69b9b 100644 (file)
 #define MII_M1111_COPPER               0
 #define MII_M1111_FIBER                        1
 
+#define MII_88E1121_PHY_LED_CTRL       16
+#define MII_88E1121_PHY_LED_PAGE       3
+#define MII_88E1121_PHY_LED_DEF                0x0030
+#define MII_88E1121_PHY_PAGE           22
+
 #define MII_M1011_PHY_STATUS           0x11
 #define MII_M1011_PHY_STATUS_1000      0x8000
 #define MII_M1011_PHY_STATUS_100       0x4000
@@ -150,6 +155,49 @@ static int marvell_config_aneg(struct phy_device *phydev)
                return err;
 
        err = genphy_config_aneg(phydev);
+       if (err < 0)
+               return err;
+
+       if (phydev->autoneg != AUTONEG_ENABLE) {
+               int bmcr;
+
+               /*
+                * A write to speed/duplex bits (that is performed by
+                * genphy_config_aneg() call above) must be followed by
+                * a software reset. Otherwise, the write has no effect.
+                */
+               bmcr = phy_read(phydev, MII_BMCR);
+               if (bmcr < 0)
+                       return bmcr;
+
+               err = phy_write(phydev, MII_BMCR, bmcr | BMCR_RESET);
+               if (err < 0)
+                       return err;
+       }
+
+       return 0;
+}
+
+static int m88e1121_config_aneg(struct phy_device *phydev)
+{
+       int err, temp;
+
+       err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, MII_M1011_PHY_SCR,
+                       MII_M1011_PHY_SCR_AUTO_CROSS);
+       if (err < 0)
+               return err;
+
+       temp = phy_read(phydev, MII_88E1121_PHY_PAGE);
+
+       phy_write(phydev, MII_88E1121_PHY_PAGE, MII_88E1121_PHY_LED_PAGE);
+       phy_write(phydev, MII_88E1121_PHY_LED_CTRL, MII_88E1121_PHY_LED_DEF);
+       phy_write(phydev, MII_88E1121_PHY_PAGE, temp);
+
+       err = genphy_config_aneg(phydev);
 
        return err;
 }
@@ -158,11 +206,10 @@ static int m88e1111_config_init(struct phy_device *phydev)
 {
        int err;
        int temp;
-       int mode;
 
        /* Enable Fiber/Copper auto selection */
        temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
-       temp |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
+       temp &= ~MII_M1111_HWCFG_FIBER_COPPER_AUTO;
        phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
 
        temp = phy_read(phydev, MII_BMCR);
@@ -198,9 +245,7 @@ static int m88e1111_config_init(struct phy_device *phydev)
 
                temp &= ~(MII_M1111_HWCFG_MODE_MASK);
 
-               mode = phy_read(phydev, MII_M1111_PHY_EXT_CR);
-
-               if (mode & MII_M1111_HWCFG_FIBER_COPPER_RES)
+               if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
                        temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
                else
                        temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
@@ -211,14 +256,13 @@ static int m88e1111_config_init(struct phy_device *phydev)
        }
 
        if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
-               int temp;
-
                temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
                if (temp < 0)
                        return temp;
 
                temp &= ~(MII_M1111_HWCFG_MODE_MASK);
                temp |= MII_M1111_HWCFG_MODE_SGMII_NO_CLK;
+               temp |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
 
                err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
                if (err < 0)
@@ -232,6 +276,59 @@ static int m88e1111_config_init(struct phy_device *phydev)
        return 0;
 }
 
+static int m88e1118_config_aneg(struct phy_device *phydev)
+{
+       int err;
+
+       err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, MII_M1011_PHY_SCR,
+                       MII_M1011_PHY_SCR_AUTO_CROSS);
+       if (err < 0)
+               return err;
+
+       err = genphy_config_aneg(phydev);
+       return 0;
+}
+
+static int m88e1118_config_init(struct phy_device *phydev)
+{
+       int err;
+
+       /* Change address */
+       err = phy_write(phydev, 0x16, 0x0002);
+       if (err < 0)
+               return err;
+
+       /* Enable 1000 Mbit */
+       err = phy_write(phydev, 0x15, 0x1070);
+       if (err < 0)
+               return err;
+
+       /* Change address */
+       err = phy_write(phydev, 0x16, 0x0003);
+       if (err < 0)
+               return err;
+
+       /* Adjust LED Control */
+       err = phy_write(phydev, 0x10, 0x021e);
+       if (err < 0)
+               return err;
+
+       /* Reset address */
+       err = phy_write(phydev, 0x16, 0x0);
+       if (err < 0)
+               return err;
+
+       err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+       if (err < 0)
+               return err;
+
+       return 0;
+}
+
 static int m88e1145_config_init(struct phy_device *phydev)
 {
        int err;
@@ -297,7 +394,7 @@ static int m88e1145_config_init(struct phy_device *phydev)
 /* marvell_read_status
  *
  * Generic status code does not detect Fiber correctly!
- * Description: 
+ * Description:
  *   Check the link, then figure out the current state
  *   by comparing what we advertise with what the link partner
  *   advertises.  Start by checking the gigabit possibilities,
@@ -381,6 +478,18 @@ static int marvell_read_status(struct phy_device *phydev)
        return 0;
 }
 
+static int m88e1121_did_interrupt(struct phy_device *phydev)
+{
+       int imask;
+
+       imask = phy_read(phydev, MII_M1011_IEVENT);
+
+       if (imask & MII_M1011_IMASK_INIT)
+               return 1;
+
+       return 0;
+}
+
 static struct phy_driver marvell_drivers[] = {
        {
                .phy_id = 0x01410c60,
@@ -421,6 +530,32 @@ static struct phy_driver marvell_drivers[] = {
                .driver = { .owner = THIS_MODULE },
        },
        {
+               .phy_id = 0x01410e10,
+               .phy_id_mask = 0xfffffff0,
+               .name = "Marvell 88E1118",
+               .features = PHY_GBIT_FEATURES,
+               .flags = PHY_HAS_INTERRUPT,
+               .config_init = &m88e1118_config_init,
+               .config_aneg = &m88e1118_config_aneg,
+               .read_status = &genphy_read_status,
+               .ack_interrupt = &marvell_ack_interrupt,
+               .config_intr = &marvell_config_intr,
+               .driver = {.owner = THIS_MODULE,},
+       },
+       {
+               .phy_id = 0x01410cb0,
+               .phy_id_mask = 0xfffffff0,
+               .name = "Marvell 88E1121R",
+               .features = PHY_GBIT_FEATURES,
+               .flags = PHY_HAS_INTERRUPT,
+               .config_aneg = &m88e1121_config_aneg,
+               .read_status = &marvell_read_status,
+               .ack_interrupt = &marvell_ack_interrupt,
+               .config_intr = &marvell_config_intr,
+               .did_interrupt = &m88e1121_did_interrupt,
+               .driver = { .owner = THIS_MODULE },
+       },
+       {
                .phy_id = 0x01410cd0,
                .phy_id_mask = 0xfffffff0,
                .name = "Marvell 88E1145",