diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-net-phydev')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-net-phydev | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-net-phydev b/Documentation/ABI/testing/sysfs-class-net-phydev index b7c46c2f3fd0..206cbf538b59 100644 --- a/Documentation/ABI/testing/sysfs-class-net-phydev +++ b/Documentation/ABI/testing/sysfs-class-net-phydev @@ -11,24 +11,31 @@ Date: February 2014 KernelVersion: 3.15 Contact: netdev@vger.kernel.org Description: - Boolean value indicating whether the PHY device has - any fixups registered against it (phy_register_fixup) + This attribute contains the boolean value whether a given PHY + device has had any "fixup" workaround running on it, encoded as + a boolean. This information is provided to help troubleshooting + PHY configurations. What: /sys/class/mdio_bus/<bus>/<device>/phy_id Date: November 2012 KernelVersion: 3.8 Contact: netdev@vger.kernel.org Description: - 32-bit hexadecimal value corresponding to the PHY device's OUI, - model and revision number. + This attribute contains the 32-bit PHY Identifier as reported + by the device during bus enumeration, encoded in hexadecimal. + This ID is used to match the device with the appropriate + driver. What: /sys/class/mdio_bus/<bus>/<device>/phy_interface Date: February 2014 KernelVersion: 3.15 Contact: netdev@vger.kernel.org Description: - String value indicating the PHY interface, possible - values are:. + This attribute contains the PHY interface as configured by the + Ethernet driver during bus enumeration, encoded in string. + This interface mode is used to configure the Ethernet MAC with the + appropriate mode for its data lines to the PHY hardware. + Possible values are: <empty> (not available), mii, gmii, sgmii, tbi, rev-mii, rmii, rgmii, rgmii-id, rgmii-rxid, rgmii-txid, rtbi, smii xgmii, moca, qsgmii, trgmii, 1000base-x, 2500base-x, rxaui, |