Re: [PATCH net-next 3/3] dt-bindings: net: dsa: Document dsa,tag-protocol property
From: Rob Herring <robh@kernel.org>
Date: 2021-03-27 18:14:24
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netdev
On Fri, Mar 26, 2021 at 11:56:48AM +0100, Tobias Waldekranz wrote:
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The 'dsa,tag-protocol' is used to force a switch tree to use a particular tag protocol, typically because the Ethernet controller that it is connected to is not compatible with the default one. Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com> --- Documentation/devicetree/bindings/net/dsa/dsa.yaml | 7 +++++++ 1 file changed, 7 insertions(+)diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.yaml b/Documentation/devicetree/bindings/net/dsa/dsa.yaml index 8a3494db4d8d..5dcfab049aa2 100644 --- a/Documentation/devicetree/bindings/net/dsa/dsa.yaml +++ b/Documentation/devicetree/bindings/net/dsa/dsa.yaml@@ -70,6 +70,13 @@ patternProperties: device is what the switch port is connected to $ref: /schemas/types.yaml#/definitions/phandle + dsa,tag-protocol:
'dsa' is not a vendor.
+ description: + Instead of the default, the switch will use this tag protocol if + possible. Useful when a device supports multiple protcols and + the default is incompatible with the Ethernet device. + $ref: /schemas/types.yaml#/definitions/string
You need to define the possible strings.
+
phy-handle: true
phy-mode: true
--
2.25.1