From: Carlos Munoz <cmunoz@xxxxxxxxxx> Add bindings for Common Ethernet Interface (BGX) block. Acked-by: Rob Herring <robh@xxxxxxxxxx> Signed-off-by: Carlos Munoz <cmunoz@xxxxxxxxxx> Signed-off-by: Steven J. Hill <Steven.Hill@xxxxxxxxxx> Signed-off-by: David Daney <david.daney@xxxxxxxxxx> --- .../devicetree/bindings/net/cavium-bgx.txt | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/cavium-bgx.txt diff --git a/Documentation/devicetree/bindings/net/cavium-bgx.txt b/Documentation/devicetree/bindings/net/cavium-bgx.txt new file mode 100644 index 000000000000..830c5f08dddd --- /dev/null +++ b/Documentation/devicetree/bindings/net/cavium-bgx.txt @@ -0,0 +1,61 @@ +* Common Ethernet Interface (BGX) block + +Properties: + +- compatible: "cavium,octeon-7890-bgx": Compatibility with all cn7xxx SOCs. + +- reg: The base address of the BGX block. + +- #address-cells: Must be <1>. + +- #size-cells: Must be <0>. BGX addresses have no size component. + +A BGX block has several children, each representing an Ethernet +interface. + + +* Ethernet Interface (BGX port) connects to PKI/PKO + +Properties: + +- compatible: "cavium,octeon-7890-bgx-port": Compatibility with all + cn7xxx SOCs. + + "cavium,octeon-7360-xcv": Compatibility with cn73xx SOCs + for RGMII. + +- reg: The index of the interface within the BGX block. + +Optional properties: + +- local-mac-address: Mac address for the interface. + +- phy-handle: phandle to the phy node connected to the interface. + +- phy-mode: described in ethernet.txt. + +- fixed-link: described in fixed-link.txt. + +Example: + + ethernet-mac-nexus@11800e0000000 { + compatible = "cavium,octeon-7890-bgx"; + reg = <0x00011800 0xe0000000 0x00000000 0x01000000>; + #address-cells = <1>; + #size-cells = <0>; + + ethernet@0 { + compatible = "cavium,octeon-7360-xcv"; + reg = <0>; + local-mac-address = [ 00 01 23 45 67 89 ]; + phy-handle = <&phy3>; + phy-mode = "rgmii-rxid" + }; + ethernet@1 { + compatible = "cavium,octeon-7890-bgx-port"; + reg = <1>; + local-mac-address = [ 00 01 23 45 67 8a ]; + phy-handle = <&phy4>; + phy-mode = "sgmii" + }; + }; -- 2.14.3