1 What: /sys/class/mdio_bus/<bus>/<dev 1 What: /sys/class/mdio_bus/<bus>/<device>/attached_dev
2 Date: May 2017 2 Date: May 2017
3 KernelVersion: 4.13 3 KernelVersion: 4.13
4 Contact: netdev@vger.kernel.org 4 Contact: netdev@vger.kernel.org
5 Description: 5 Description:
6 Symbolic link to the network d 6 Symbolic link to the network device this PHY device is
7 attached to. 7 attached to.
8 8
9 What: /sys/class/mdio_bus/<bus>/<dev 9 What: /sys/class/mdio_bus/<bus>/<device>/phy_has_fixups
10 Date: February 2014 10 Date: February 2014
11 KernelVersion: 3.15 11 KernelVersion: 3.15
12 Contact: netdev@vger.kernel.org 12 Contact: netdev@vger.kernel.org
13 Description: 13 Description:
14 This attribute contains the bo !! 14 Boolean value indicating whether the PHY device has
15 device has had any "fixup" wor !! 15 any fixups registered against it (phy_register_fixup)
16 a boolean. This information is <<
17 PHY configurations. <<
18 16
19 What: /sys/class/mdio_bus/<bus>/<dev 17 What: /sys/class/mdio_bus/<bus>/<device>/phy_id
20 Date: November 2012 18 Date: November 2012
21 KernelVersion: 3.8 19 KernelVersion: 3.8
22 Contact: netdev@vger.kernel.org 20 Contact: netdev@vger.kernel.org
23 Description: 21 Description:
24 This attribute contains the 32 !! 22 32-bit hexadecimal value corresponding to the PHY device's OUI,
25 by the device during bus enume !! 23 model and revision number.
26 This ID is used to match the d <<
27 driver. <<
28 24
29 What: /sys/class/mdio_bus/<bus>/<dev 25 What: /sys/class/mdio_bus/<bus>/<device>/phy_interface
30 Date: February 2014 26 Date: February 2014
31 KernelVersion: 3.15 27 KernelVersion: 3.15
32 Contact: netdev@vger.kernel.org 28 Contact: netdev@vger.kernel.org
33 Description: 29 Description:
34 This attribute contains the PH !! 30 String value indicating the PHY interface, possible
35 Ethernet driver during bus enu !! 31 values are:.
36 This interface mode is used to <<
37 appropriate mode for its data <<
38 <<
39 Possible values are: <<
40 <<
41 <empty> (not available), mii, 32 <empty> (not available), mii, gmii, sgmii, tbi, rev-mii,
42 rmii, rgmii, rgmii-id, rgmii-r 33 rmii, rgmii, rgmii-id, rgmii-rxid, rgmii-txid, rtbi, smii
43 xgmii, moca, qsgmii, trgmii, 1 34 xgmii, moca, qsgmii, trgmii, 1000base-x, 2500base-x, rxaui,
44 xaui, 10gbase-kr, unknown 35 xaui, 10gbase-kr, unknown
45 36
46 What: /sys/class/mdio_bus/<bus>/<dev <<
47 Date: May 2019 <<
48 KernelVersion: 5.3 <<
49 Contact: netdev@vger.kernel.org <<
50 Description: <<
51 Boolean value indicating wheth <<
52 standalone mode, without a net <<
53 Attribute created only when th <<
54 <<
55 What: /sys/class/mdio_bus/<bus>/<dev <<
56 Date: March 2021 <<
57 KernelVersion: 5.13 <<
58 Contact: netdev@vger.kernel.org <<
59 Description: <<
60 32-bit hexadecimal number repr <<
61 configuration bits passed from <<
62 (Ethernet MAC, switch, etc.) t <<
63 only used internally by the ke <<
64 not meant to be stable across <<
65 for facilitating the debugging <<
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