linux-kernel - Re: [PATCH v2 1/8] dt-bindings: memory: tegra210: Add memory client IDs

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Message-ID: <CALHNRZ8DEYq-DOC6jV8TAqGznd8e2mzfS7Xs61Gp3R5visPFzw@mail.gmail.com>
Date: Thu, 4 Sep 2025 12:33:59 -0500
From: Aaron Kling <webgeek1234@...il.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Thierry Reding <thierry.reding@...il.com>, Jonathan Hunter <jonathanh@...dia.com>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, MyungJoo Ham <myungjoo.ham@...sung.com>, 
	Kyungmin Park <kyungmin.park@...sung.com>, Chanwoo Choi <cw00.choi@...sung.com>, 
	Dmitry Osipenko <digetx@...il.com>, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v2 1/8] dt-bindings: memory: tegra210: Add memory client IDs

On Thu, Sep 4, 2025 at 3:20 AM Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> On Wed, Sep 03, 2025 at 02:50:07PM -0500, Aaron Kling wrote:
> > Each memory client has unique hardware ID, add these IDs.
> >
> > Signed-off-by: Aaron Kling <webgeek1234@...il.com>
> > ---
> >  include/dt-bindings/memory/tegra210-mc.h | 58 ++++++++++++++++++++++++++++++++
> >  1 file changed, 58 insertions(+)
> >
> > diff --git a/include/dt-bindings/memory/tegra210-mc.h b/include/dt-bindings/memory/tegra210-mc.h
> > index 5e082547f1794cba1f72872782e04d8747863b6d..48474942a000e049142014e3bcc132b88bf1a92d 100644
> > --- a/include/dt-bindings/memory/tegra210-mc.h
> > +++ b/include/dt-bindings/memory/tegra210-mc.h
> > @@ -75,4 +75,62 @@
> >  #define TEGRA210_MC_RESET_ETR                28
> >  #define TEGRA210_MC_RESET_TSECB              29
> >
> > +#define TEGRA210_MC_PTCR             0
>
> There is no driver user of this ABI, so does not look like a binding.
>
> You have entire commit msg to clarify such unusual things, like lack of
> users. Please use it.

The tegra210-mc driver has these hardcoded and should probably be
updated to use the bindings instead, but I think that's outside of the
scope of this series. I will clarify such in the updated message.

Aaron