linux-kernel - Re: [PATCH v2 1/2] dt-bindings: mt76: support setting per-band MAC address

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Message-ID: <20230729-stingy-amiss-74bd459e2c59@spud>
Date:   Sat, 29 Jul 2023 11:10:44 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Daniel Golle <daniel@...rotopia.org>
Cc:     Felix Fietkau <nbd@....name>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        Ryder Lee <ryder.lee@...iatek.com>,
        Shayne Chen <shayne.chen@...iatek.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v2 1/2] dt-bindings: mt76: support setting per-band MAC
 address

On Fri, Jul 28, 2023 at 03:50:47AM +0100, Daniel Golle wrote:
> Introduce support for setting individual per-band MAC addresses using
> NVMEM cells by adding a 'bands' object with enumerated child nodes
> representing the 2.4 GHz, 5 GHz and 6 GHz bands.
> 
> In case it is defined, call of_get_mac_address for the per-band child
> node, otherwise try with of_get_mac_address on the main device node and
> fall back to a random address like it used to be.
> 
> While at it, add MAC address related properties also for the main node
> and update example to use EEPROM via nvmem-cells instead of deprecated
> mediatek,mtd-eeprom property.

Could you mark that deprecated then please?

> +patternProperties:
> +  '^band@[0-2]+$':
> +    type: object
> +    additionalProperties: false
> +    properties:
> +      reg:
> +        maxItems: 1
> +
> +      address: true
> +      local-mac-address: true
> +      mac-address: true
> +
> +      nvmem-cells:
> +        description: NVMEM cell with the MAC address
> +
> +      nvmem-cell-names:
> +        items:
> +          - const: mac-address

You should not need the items list if you only have one item.

0

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