linux-kernel - Re: [PATCH v3 0/8] Add STM32MP25 timers support: MFD, PWM, IIO and counter drivers

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Message-ID: <7a56c778-0c46-49a4-8a83-ed7ec8355ef7@foss.st.com>
Date: Fri, 4 Jul 2025 11:10:49 +0200
From: Alexandre TORGUE <alexandre.torgue@...s.st.com>
To: Fabrice Gasnier <fabrice.gasnier@...s.st.com>, <lee@...nel.org>,
        <ukleinek@...nel.org>
CC: <robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <wbg@...nel.org>, <jic23@...nel.org>, <catalin.marinas@....com>,
        <will@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <linux-iio@...r.kernel.org>, <linux-pwm@...r.kernel.org>,
        <olivier.moysan@...s.st.com>
Subject: Re: [PATCH v3 0/8] Add STM32MP25 timers support: MFD, PWM, IIO and
 counter drivers

Hi Fabrie

On 1/10/25 10:19, Fabrice Gasnier wrote:
> This series adds STM32MP25 support on MFD PWM, IIO, counter timer drivers.
> This new timer variant is managed by using a new DT compatible string.
> It comes with a slightly updated register set, some new features and new
> interconnect signals inside the SoC. There is also a new instance (TIM20).
> Same feature list as on STM32MP1x is supported currently, except for PWM
> capture (not enabled, by DT).
> The device tree files add all instances in stm32mp251 dtsi. PWM, counter
> and trigger examples are provided for stm32mp257f-ev1 board.
> 
> Changes in V3
> ---
> - MFD updated since Lee's coments
> - IIO patch dropped since applied by Jonathan
> 
> Changes in V2
> ---
> - PMW driver updated to address Uwe's review comments
> - Collected Acked-by
> 
> Fabrice Gasnier (8):
>    dt-bindings: mfd: stm32-timers: add support for stm32mp25
>    mfd: stm32-timers: add support for stm32mp25
>    counter: stm32-timer-cnt: add support for stm32mp25
>    pwm: stm32: add support for stm32mp25
>    arm64: defconfig: enable STM32 timers drivers
>    arm64: dts: st: add timer nodes on stm32mp251
>    arm64: dts: st: add timer pins for stm32mp257f-ev1
>    arm64: dts: st: add timer nodes on stm32mp257f-ev1
> 
>   .../bindings/mfd/st,stm32-timers.yaml         |  18 +-
>   arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi |  61 ++
>   arch/arm64/boot/dts/st/stm32mp251.dtsi        | 524 ++++++++++++++++++
>   arch/arm64/boot/dts/st/stm32mp257f-ev1.dts    |  58 ++
>   arch/arm64/configs/defconfig                  |   4 +
>   drivers/counter/stm32-timer-cnt.c             |   7 +-
>   drivers/mfd/stm32-timers.c                    |  31 +-
>   drivers/pwm/pwm-stm32.c                       |  42 +-
>   include/linux/mfd/stm32-timers.h              |   9 +
>   9 files changed, 740 insertions(+), 14 deletions(-)
> 

Patches 5 to 8 applied on stm32-next.

Thanks
Alex