Re: [PATCH 1/2] dt-bindings: net: dsa: split generic port definition from dsa.yaml

From: Ansuel Smith
Date: Mon Nov 29 2021 - 17:24:27 EST


On Mon, Nov 29, 2021 at 03:18:54PM -0600, Rob Herring wrote:
> On Fri, Nov 12, 2021 at 05:57:51PM +0100, Ansuel Smith wrote:
> > Some switch may require to add additional binding to the node port.
> > Move DSA generic port definition to a dedicated yaml to permit this.
> >
> > Signed-off-by: Ansuel Smith <ansuelsmth@xxxxxxxxx>
> > ---
> > .../devicetree/bindings/net/dsa/dsa-port.yaml | 70 +++++++++++++++++++
> > .../devicetree/bindings/net/dsa/dsa.yaml | 54 +-------------
> > 2 files changed, 72 insertions(+), 52 deletions(-)
> > create mode 100644 Documentation/devicetree/bindings/net/dsa/dsa-port.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/net/dsa/dsa-port.yaml b/Documentation/devicetree/bindings/net/dsa/dsa-port.yaml
> > new file mode 100644
> > index 000000000000..258df41c9133
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/net/dsa/dsa-port.yaml
> > @@ -0,0 +1,70 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/net/dsa/dsa-port.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Ethernet Switch port Device Tree Bindings
> > +
> > +maintainers:
> > + - Andrew Lunn <andrew@xxxxxxx>
> > + - Florian Fainelli <f.fainelli@xxxxxxxxx>
> > + - Vivien Didelot <vivien.didelot@xxxxxxxxx>
> > +
> > +description:
> > + Ethernet switch port Description
> > +
> > +properties:
> > + reg:
> > + description: Port number
> > +
> > + label:
> > + description:
> > + Describes the label associated with this port, which will become
> > + the netdev name
> > + $ref: /schemas/types.yaml#/definitions/string
> > +
> > + link:
> > + description:
> > + Should be a list of phandles to other switch's DSA port. This
> > + port is used as the outgoing port towards the phandle ports. The
> > + full routing information must be given, not just the one hop
> > + routes to neighbouring switches
> > + $ref: /schemas/types.yaml#/definitions/phandle-array
> > +
> > + ethernet:
> > + description:
> > + Should be a phandle to a valid Ethernet device node. This host
> > + device is what the switch port is connected to
> > + $ref: /schemas/types.yaml#/definitions/phandle
> > +
> > + dsa-tag-protocol:
> > + description:
> > + Instead of the default, the switch will use this tag protocol if
> > + possible. Useful when a device supports multiple protocols and
> > + the default is incompatible with the Ethernet device.
> > + enum:
> > + - dsa
> > + - edsa
> > + - ocelot
> > + - ocelot-8021q
> > + - seville
> > +
> > + phy-handle: true
> > +
> > + phy-mode: true
> > +
> > + fixed-link: true
> > +
> > + mac-address: true
> > +
> > + sfp: true
> > +
> > + managed: true
> > +
> > +required:
> > + - reg
> > +
> > +additionalProperties: true
> > +
> > +...
> > diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.yaml b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> > index 224cfa45de9a..15ea9ef3def9 100644
> > --- a/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> > +++ b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> > @@ -46,58 +46,8 @@ patternProperties:
> > type: object
> > description: Ethernet switch ports
> >
> > - properties:
> > - reg:
> > - description: Port number
> > -
> > - label:
> > - description:
> > - Describes the label associated with this port, which will become
> > - the netdev name
> > - $ref: /schemas/types.yaml#/definitions/string
> > -
> > - link:
> > - description:
> > - Should be a list of phandles to other switch's DSA port. This
> > - port is used as the outgoing port towards the phandle ports. The
> > - full routing information must be given, not just the one hop
> > - routes to neighbouring switches
> > - $ref: /schemas/types.yaml#/definitions/phandle-array
> > -
> > - ethernet:
> > - description:
> > - Should be a phandle to a valid Ethernet device node. This host
> > - device is what the switch port is connected to
> > - $ref: /schemas/types.yaml#/definitions/phandle
> > -
> > - dsa-tag-protocol:
> > - description:
> > - Instead of the default, the switch will use this tag protocol if
> > - possible. Useful when a device supports multiple protocols and
> > - the default is incompatible with the Ethernet device.
> > - enum:
> > - - dsa
> > - - edsa
> > - - ocelot
> > - - ocelot-8021q
> > - - seville
> > -
> > - phy-handle: true
> > -
> > - phy-mode: true
> > -
> > - fixed-link: true
> > -
> > - mac-address: true
> > -
> > - sfp: true
> > -
> > - managed: true
> > -
> > - required:
> > - - reg
> > -
> > - additionalProperties: false
> > + allOf:
> > + - $ref: dsa-port.yaml#
>
> Don't need 'allOf' here. And you need to add 'unevaluatedProperties:
> false'. With that,
>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
>
> (This needs to go in net-next to avoid conflicts, but given the
> maintainers didn't apply it already unreviewed they probably expect I
> will apply it.)

If you want I can push a v2 with the net-next tag.

--
Ansuel