Thread (14 messages) 14 messages, 3 authors, 2025-09-03

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

From: Alexandre TORGUE <alexandre.torgue@foss.st.com>
Date: 2025-09-03 16:34:07
Also in: linux-devicetree, linux-gpio, lkml

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 <redacted>
---
...
---
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 [off-list ref]
DT patches applied on stm32-next.

Thanks.
Alex
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