[PATCH v2 net-next 03/10] dt-bindings: phy-common-props: ensure protocol-names are unique

[Rob Herring (Arm)]

On Sat, 03 Jan 2026 23:03:56 +0200, Vladimir Oltean wrote:
> Rob Herring points out that "The default for .*-names is the entries
> don't have to be unique.":
> https://lore.kernel.org/linux-phy/20251204155219.GA1533839-robh@kernel.org/
> 
> Let's use uniqueItems: true to make sure the schema enforces this. It
> doesn't make sense in this case to have duplicate properties for the
> same SerDes protocol.
> 
> Note that this can only be done with the $defs + $ref pattern as
> established by the previous commit. When the tx-p2p-microvolt-names
> constraints were expressed directly under "properties", it would have
> been validated by the string-array meta-schema, which does not support
> the 'uniqueItems' keyword as can be seen below.
> 
> properties:tx-p2p-microvolt-names: Additional properties are not allowed ('uniqueItems' was unexpected)
>         from schema $id: http://devicetree.org/meta-schemas/string-array.yaml
> 
> Suggested-by: Rob Herring <robh at kernel.org>
> Signed-off-by: Vladimir Oltean <vladimir.oltean at nxp.com>
> ---
> v1->v2: patch is new
> 
>  Documentation/devicetree/bindings/phy/phy-common-props.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Rob Herring (Arm) <robh at kernel.org>