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Date:   Wed, 16 May 2018 09:06:35 +0100
From:   Lee Jones <lee.jones@linaro.org>
To:     Fabrice Gasnier <fabrice.gasnier@st.com>
Cc:     alexandre.torgue@st.com, thierry.reding@gmail.com,
        benjamin.gaignard@linaro.org, robh+dt@kernel.org,
        mark.rutland@arm.com, linux@armlinux.org.uk,
        mcoquelin.stm32@gmail.com, benjamin.gaignard@st.com,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org
Subject: Re: [RESEND PATCH v5 0/6] Add support for PWM input capture on STM32
Message-ID: <20180516080635.GE5130@dell>
References: <1526456161-27865-1-git-send-email-fabrice.gasnier@st.com>
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On Wed, 16 May 2018, Fabrice Gasnier wrote:

> This series adds support for capture to stm32-pwm driver.
> Capture is based on DMAs.
> - First two patches add support for requesting DMAs to MFD core
> - Next three patches add support for capture to stm32-pwm driver
> - This has been tested on stm32429i-eval board.
> 
> ---
> Changes in v5:
> - update patch 2 (mfd: stm32-timers: add support for dmas)
>   move stm32_timers_dma struct to header file,
>   fix warning on dma_mapping_error().
> 
> Changes in v4:
> - Lee's comments on patch 2 (mfd: stm32-timers: add support for dmas)
>   Add kerneldoc header, better format comments.
> 
> Changes in v3:
> - Dropped 2 precusor patches applied by Thierry in pwm tree:
>   "pwm: stm32: fix, remove unused struct device"
>   "pwm: stm32: protect common prescaler for all channels"
> - Note: this series applies on top on pwm tree
> - Implements Lee's comments on MFD part: rework stm32_timers_dma struct,
>   exported routine prototype now use generic device struct, more
>   various comments (see patch 2 changelog).
> 
> Resend v2:
> - Add collected Acks
> 
> Changes in v2:
> - Abstract DMA handling from child driver: move it to MFD core
> - Rework pwm capture routines to adopt this change
> - Comment on optional dma support, beautify DMAs probe
> 
> Fabrice Gasnier (6):
>   dt-bindings: mfd: stm32-timers: add support for dmas
>   mfd: stm32-timers: add support for dmas
>   pwm: stm32: add capture support
>   pwm: stm32: improve capture by tuning counter prescaler
>   pwm: stm32: use input prescaler to improve period capture
>   ARM: dts: stm32: Enable pwm3 input capture on stm32f429i-eval

Applied patches 1-5.

>  .../devicetree/bindings/mfd/stm32-timers.txt       |  20 ++
>  arch/arm/boot/dts/stm32429i-eval.dts               |   3 +
>  drivers/mfd/stm32-timers.c                         | 201 +++++++++++++++-
>  drivers/pwm/pwm-stm32.c                            | 257 +++++++++++++++++++++
>  include/linux/mfd/stm32-timers.h                   |  58 +++++
>  5 files changed, 537 insertions(+), 2 deletions(-)
> 

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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