[PATCH 1/7] dt-bindings: Add Cavium Octeon Common Ethernet Interface.
From: David Daney <hidden>
Date: 2017-11-02 00:36:31
Also in:
linux-devicetree, linux-mips, lkml
Subsystem:
networking drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
From: Carlos Munoz <redacted> Add bindings for Common Ethernet Interface (BGX) block. Signed-off-by: Carlos Munoz <redacted> Signed-off-by: Steven J. Hill <redacted> Signed-off-by: David Daney <redacted> --- .../devicetree/bindings/net/cavium-bgx.txt | 59 ++++++++++++++++++++++ 1 file changed, 59 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..9fb79f8bc17f
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/cavium-bgx.txt@@ -0,0 +1,59 @@ +* 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. + +Typically a BGX block has several children each representing an +Ethernet interface. + +Example: + + ethernet-mac-nexus@11800e0000000 { + compatible = "cavium,octeon-7890-bgx"; + reg = <0x00011800 0xe0000000 0x00000000 0x01000000>; + #address-cells = <1>; + #size-cells = <0>; + + ethernet-mac@0 { + ... + reg = <0>; + }; + }; + + +* Ethernet Interface (BGX port) connects to PKI/PKO + +Properties: + +- compatible: "cavium,octeon-7890-bgx-port": Compatibility with all cn7xxx + SOCs. + +- reg: The index of the interface within the BGX block. + +- local-mac-address: Mac address for the interface. + +- phy-handle: phandle to the phy node connected to the interface. + + +* Ethernet Interface (BGX port) connects to XCV + + +Properties: + +- compatible: "cavium,octeon-7360-xcv": Compatibility with cn73xx SOCs. + +- reg: The index of the interface within the BGX block. + +- local-mac-address: Mac address for the interface. + +- phy-handle: phandle to the phy node connected to the interface. + +- cavium,rx-clk-delay-bypass: Set to <1> to bypass the rx clock delay setting. + Needed by the Micrel PHY.
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2.13.6