diff options
Diffstat (limited to 'Documentation/devicetree/bindings/net/phy.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/phy.txt | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/net/phy.txt b/Documentation/devicetree/bindings/net/phy.txt index bc1c3c8bf8fa..b55857696fc3 100644 --- a/Documentation/devicetree/bindings/net/phy.txt +++ b/Documentation/devicetree/bindings/net/phy.txt @@ -19,8 +19,9 @@ Optional Properties: specifications. If neither of these are specified, the default is to assume clause 22. - If the phy's identifier is known then the list may contain an entry - of the form: "ethernet-phy-idAAAA.BBBB" where + If the PHY reports an incorrect ID (or none at all) then the + "compatible" list may contain an entry with the correct PHY ID in the + form: "ethernet-phy-idAAAA.BBBB" where AAAA - The value of the 16 bit Phy Identifier 1 register as 4 hex digits. This is the chip vendor OUI bits 3:18 BBBB - The value of the 16 bit Phy Identifier 2 register as @@ -35,6 +36,22 @@ Optional Properties: - broken-turn-around: If set, indicates the PHY device does not correctly release the turn around line low at the end of a MDIO transaction. +- enet-phy-lane-swap: If set, indicates the PHY will swap the TX/RX lanes to + compensate for the board being designed with the lanes swapped. + +- enet-phy-lane-no-swap: If set, indicates that PHY will disable swap of the + TX/RX lanes. This property allows the PHY to work correcly after e.g. wrong + bootstrap configuration caused by issues in PCB layout design. + +- eee-broken-100tx: +- eee-broken-1000t: +- eee-broken-10gt: +- eee-broken-1000kx: +- eee-broken-10gkx4: +- eee-broken-10gkr: + Mark the corresponding energy efficient ethernet mode as broken and + request the ethernet to stop advertising it. + Example: ethernet-phy@0 { |