linux-kernel - Re: [PATCH v3 2/9] dt-bindings: pinctrl: stm32: Introduce HDP

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Message-ID: <12a14426-83e3-4dc1-9a55-ce617825746d@kernel.org>
Date: Wed, 28 May 2025 10:21:16 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Clément Le Goffic <clement.legoffic@...s.st.com>,
 Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Bartosz Golaszewski <brgl@...ev.pl>
Cc: linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
 devicetree@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
 linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 2/9] dt-bindings: pinctrl: stm32: Introduce HDP

On 23/05/2025 14:38, Clément Le Goffic wrote:
> 'HDP' stands for Hardware Debug Port, it is an hardware block in
> STMicrolectronics' MPUs that let the user decide which internal SoC's
> signal to observe.
> It provides 8 ports and for each port there is up to 16 different
> signals that can be output.
> Signals are different for each MPU.
> 
> Signed-off-by: Clément Le Goffic <clement.legoffic@...s.st.com>
> ---
>  .../bindings/pinctrl/st,stm32-pinctrl-hdp.yaml     | 187 +++++++++++++++++++++
>  1 file changed, 187 insertions(+)
> 
If there is going to be new version then filename matching compatible,
so st,stm32-hdp.yaml or st,stm32mp-hdp.yaml (compatible does not have
pinctrl).


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof