Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-mdio')
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-mdio b/Documentation/ABI/testing/sysfs-bus-mdio
index 6349749ebc29..2133afd0b067 100644
@@ -7,3 +7,13 @@ Description:
by the device during bus enumeration, encoded in hexadecimal.
This ID is used to match the device with the appropriate
+Date: February 2014
+ 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.