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Diffstat (limited to 'Documentation/devicetree/bindings/net/phy.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/phy.txt | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/phy.txt b/Documentation/devicetree/bindings/net/phy.txt new file mode 100644 index 00000000..7cd18fbf --- /dev/null +++ b/Documentation/devicetree/bindings/net/phy.txt @@ -0,0 +1,35 @@ +PHY nodes + +Required properties: + + - device_type : Should be "ethernet-phy" + - interrupts : <a b> where a is the interrupt number and b is a + field that represents an encoding of the sense and level + information for the interrupt. This should be encoded based on + the information in section 2) depending on the type of interrupt + controller you have. + - interrupt-parent : the phandle for the interrupt controller that + services interrupts for this device. + - reg : The ID number for the phy, usually a small integer + - linux,phandle : phandle for this node; likely referenced by an + ethernet controller node. + +Optional Properties: + +- compatible: Compatible list, may contain + "ethernet-phy-ieee802.3-c22" or "ethernet-phy-ieee802.3-c45" for + PHYs that implement IEEE802.3 clause 22 or IEEE802.3 clause 45 + specifications. If neither of these are specified, the default is to + assume clause 22. The compatible list may also contain other + elements. + +Example: + +ethernet-phy@0 { + compatible = "ethernet-phy-ieee802.3-c22"; + linux,phandle = <2452000>; + interrupt-parent = <40000>; + interrupts = <35 1>; + reg = <0>; + device_type = "ethernet-phy"; +}; |