linux-kernel - Re: [PATCH V3 2/6] dt-bindings: timestamp: Add Tegra234 support

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Date:   Tue, 14 Mar 2023 09:35:53 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Dipen Patel <dipenp@...dia.com>
Cc:     thierry.reding@...il.com, jonathanh@...dia.com,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-doc@...r.kernel.org, robh+dt@...nel.org,
        timestamp@...ts.linux.dev, krzysztof.kozlowski+dt@...aro.org,
        brgl@...ev.pl, corbet@....net, gregkh@...uxfoundation.org
Subject: Re: [PATCH V3 2/6] dt-bindings: timestamp: Add Tegra234 support

On Tue, Mar 14, 2023 at 1:02 AM Dipen Patel <dipenp@...dia.com> wrote:

> However, as I understood, current point of contention/discussion is addition of the
> nvidia,gpio-controller property.

No I think you are talking past each other. Krzysztof talks about
a "removed property":

> Unfortunately, I don't understand this statement. The
> nvidia,tegra194-gte-aon with removed property is in a released kernel
> v6.2. What does it mean "technically"? It's a released kernel thus it is
> a released ABI.

The only property you remove is nvidia,slices, so deprecate it instead,
problem solved.

I don't think the added phandle is a problem, it can't cause backward
compatibility issues since it is new.

Yours,
Linus Walleij