netdev - Re: [PATCH 3/5] dt-bindings: nvmem: allow referencing device defined cells by names

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Message-ID: <CAL_JsqK2TMu+h4MgQqjN0bvEzqdhsEviBwWiiR9hfNbC5eOCKg@mail.gmail.com>
Date:   Thu, 23 Dec 2021 17:18:52 -0400
From:   Rob Herring <robh+dt@...nel.org>
To:     Rafał Miłecki <zajec5@...il.com>
Cc:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>,
        Rafał Miłecki <rafal@...ecki.pl>
Subject: Re: [PATCH 3/5] dt-bindings: nvmem: allow referencing device defined
 cells by names

On Thu, Dec 23, 2021 at 7:08 AM Rafał Miłecki <zajec5@...il.com> wrote:
>
> From: Rafał Miłecki <rafal@...ecki.pl>
>
> Not every NVMEM has predefined cells at hardcoded addresses. Some
> devices store cells in internal structs and custom formats. Referencing
> such cells is still required to let other bindings use them.
>
> Modify binding to require "reg" xor "label". The later one can be used
> to match "dynamic" NVMEM cells by their names.

'label' is supposed to correspond to a sticker on a port or something
human identifiable. It generally should be something optional to
making the OS functional. Yes, there are already some abuses of that,
but this case is too far for me.

Rob