diff options
Diffstat (limited to 'drivers/net/phy/at803x.c')
| -rw-r--r-- | drivers/net/phy/at803x.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index 9636edb8d618..c8d276d96798 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -587,7 +587,13 @@ static int at803x_config_init(struct phy_device *phydev) return ret; } - return 0; + /* Ar803x extended next page bit is enabled by default. Cisco + * multigig switches read this bit and attempt to negotiate 10Gbps + * rates even if the next page bit is disabled. This is incorrect + * behaviour but we still need to accommodate it. XNP is only needed + * for 10Gbps support, so disable XNP. + */ + return phy_modify(phydev, MII_ADVERTISE, MDIO_AN_CTRL1_XNP, 0); } static int at803x_ack_interrupt(struct phy_device *phydev) |