linux-kernel - Re: [PATCH v7 0/8] Introduce HDP support for STM32MP platforms

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Message-ID: <2e57454f-14fd-4d41-8753-2eac06f0597d@foss.st.com>
Date: Wed, 3 Sep 2025 18:31:29 +0200
From: Alexandre TORGUE <alexandre.torgue@...s.st.com>
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>,
        Bartosz
 Golaszewski <brgl@...ev.pl>,
        Antonio Borneo <antonio.borneo@...s.st.com>,
        Clément Le Goffic <legoffic.clement@...il.com>
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>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v7 0/8] Introduce HDP support for STM32MP platforms

Hi Clément

On 7/11/25 09:41, Clément Le Goffic wrote:
> This patch series introduces the Hardware Debug Port (HDP) support for
> STM32MP platforms.
> 
> It includes updates to the mmio gpio driver, the addition of device tree
> bindings, the HDP driver, and updates to the device tree files for
> STM32MP13, STM32MP15,
> and STM32MP25 SoCs.
> The series also updates the MAINTAINERS file to include myself as the
> maintainer for the STM32 HDP driver and adds the necessary
> pinmux configurations for HDP pins on STM32MP157C-DK2 as example.
> 
> Signed-off-by: Clément Le Goffic <clement.legoffic@...s.st.com>
> ---

...

> 
> ---
> Clément Le Goffic (8):
>        dt-bindings: pinctrl: stm32: Introduce HDP
>        pinctrl: stm32: Introduce HDP driver
>        MAINTAINERS: add Clément Le Goffic as STM32 HDP maintainer
>        ARM: dts: stm32: add Hardware debug port (HDP) on stm32mp13
>        ARM: dts: stm32: add Hardware debug port (HDP) on stm32mp15
>        ARM: dts: stm32: add Hardware debug port (HDP) on stm32mp25
>        ARM: dts: stm32: add alternate pinmux for HDP pin and add HDP pinctrl node
>        ARM: dts: stm32: add Hardware debug port (HDP) on stm32mp157c-dk2 board
> 
>   .../devicetree/bindings/pinctrl/st,stm32-hdp.yaml  | 187 ++++++
>   MAINTAINERS                                        |   6 +
>   arch/arm/boot/dts/st/stm32mp131.dtsi               |   7 +
>   arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi        |  25 +
>   arch/arm/boot/dts/st/stm32mp151.dtsi               |   7 +
>   arch/arm/boot/dts/st/stm32mp157c-dk2.dts           |   6 +
>   arch/arm64/boot/dts/st/stm32mp251.dtsi             |   7 +
>   drivers/pinctrl/stm32/Kconfig                      |  14 +
>   drivers/pinctrl/stm32/Makefile                     |   1 +
>   drivers/pinctrl/stm32/pinctrl-stm32-hdp.c          | 720 +++++++++++++++++++++
>   10 files changed, 980 insertions(+)
> ---
> base-commit: 31b6d25a25ac3fe4ee6092f2bf04a816e4b5b64a
> change-id: 20250224-hdp-upstream-622e5da14a9f
> 
> Best regards,
> --
> Clément Le Goffic <clement.legoffic@...s.st.com>

DT patches applied on stm32-next.

Thanks.
Alex