Re: [PATCH net-next v3 04/13] dt-bindings: net: dsa: renesas,rzn1-a5psw: Disallow ports beyond port@4

[Jakub Kicinski]

On Wed, 14 Oct 2026 14:18:52 +0100 Prabhakar wrote:
> Restrict the A5PSW ethernet-ports node to ports 0 through 4, matching the
> hardware configuration of four external ports and one CPU/management port.
> 
> Although the schema pattern limits port nodes to port@0 through port@4,
> additionalProperties: true allows other port nodes to pass validation.
> Set additionalProperties to false and explicitly allow #address-cells
> and #size-cells so that ports beyond port@4 are rejected.
> 
> Existing in-tree device trees describe only port@0 through port@4 and
> are unaffected by this change.

We are closing net-next and this is missing DT review.
LLM also found a potential issue here:
https://netdev-ai.bots.linux.dev/sashiko/#/patchset/20261014131906.990077-9-prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx
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