diff options
Diffstat (limited to 'drivers/net/phy/marvell10g.c')
| -rw-r--r-- | drivers/net/phy/marvell10g.c | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index bbbc6ac8fa82..53a433442803 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -78,6 +78,11 @@ enum { /* Temperature read register (88E2110 only) */ MV_PCS_TEMP = 0x8042, + /* Number of ports on the device */ + MV_PCS_PORT_INFO = 0xd00d, + MV_PCS_PORT_INFO_NPORTS_MASK = 0x0380, + MV_PCS_PORT_INFO_NPORTS_SHIFT = 7, + /* These registers appear at 0x800X and 0xa00X - the 0xa00X control * registers appear to set themselves to the 0x800X when AN is * restarted, but status registers appear readable from either. @@ -966,6 +971,30 @@ static const struct mv3310_chip mv2111_type = { #endif }; +static int mv3310_get_number_of_ports(struct phy_device *phydev) +{ + int ret; + + ret = phy_read_mmd(phydev, MDIO_MMD_PCS, MV_PCS_PORT_INFO); + if (ret < 0) + return ret; + + ret &= MV_PCS_PORT_INFO_NPORTS_MASK; + ret >>= MV_PCS_PORT_INFO_NPORTS_SHIFT; + + return ret + 1; +} + +static int mv3310_match_phy_device(struct phy_device *phydev) +{ + return mv3310_get_number_of_ports(phydev) == 1; +} + +static int mv3340_match_phy_device(struct phy_device *phydev) +{ + return mv3310_get_number_of_ports(phydev) == 4; +} + static int mv211x_match_phy_device(struct phy_device *phydev, bool has_5g) { int val; @@ -994,7 +1023,8 @@ static int mv2111_match_phy_device(struct phy_device *phydev) static struct phy_driver mv3310_drivers[] = { { .phy_id = MARVELL_PHY_ID_88X3310, - .phy_id_mask = MARVELL_PHY_ID_88X33X0_MASK, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .match_phy_device = mv3310_match_phy_device, .name = "mv88x3310", .driver_data = &mv3310_type, .get_features = mv3310_get_features, @@ -1011,8 +1041,9 @@ static struct phy_driver mv3310_drivers[] = { .set_loopback = genphy_c45_loopback, }, { - .phy_id = MARVELL_PHY_ID_88X3340, - .phy_id_mask = MARVELL_PHY_ID_88X33X0_MASK, + .phy_id = MARVELL_PHY_ID_88X3310, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .match_phy_device = mv3340_match_phy_device, .name = "mv88x3340", .driver_data = &mv3340_type, .get_features = mv3310_get_features, @@ -1069,8 +1100,7 @@ static struct phy_driver mv3310_drivers[] = { module_phy_driver(mv3310_drivers); static struct mdio_device_id __maybe_unused mv3310_tbl[] = { - { MARVELL_PHY_ID_88X3310, MARVELL_PHY_ID_88X33X0_MASK }, - { MARVELL_PHY_ID_88X3340, MARVELL_PHY_ID_88X33X0_MASK }, + { MARVELL_PHY_ID_88X3310, MARVELL_PHY_ID_MASK }, { MARVELL_PHY_ID_88E2110, MARVELL_PHY_ID_MASK }, { }, }; |