From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752526AbeEPIGp (ORCPT ); Wed, 16 May 2018 04:06:45 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:55458 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751485AbeEPIGj (ORCPT ); Wed, 16 May 2018 04:06:39 -0400 X-Google-Smtp-Source: AB8JxZpJIfVZV6kDC0MMlWPfhIUQDFf56u/S8KewBohgZbBDis6SJqlLismCRagBxJZn9XFkBzbHBA== Date: Wed, 16 May 2018 09:06:35 +0100 From: Lee Jones To: Fabrice Gasnier 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> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1526456161-27865-1-git-send-email-fabrice.gasnier@st.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Follow Linaro: Facebook | Twitter | Blog From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Wed, 16 May 2018 09:06:35 +0100 Subject: [RESEND PATCH v5 0/6] Add support for PWM input capture on STM32 In-Reply-To: <1526456161-27865-1-git-send-email-fabrice.gasnier@st.com> References: <1526456161-27865-1-git-send-email-fabrice.gasnier@st.com> Message-ID: <20180516080635.GE5130@dell> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 [???] Linaro Services Technical Lead Linaro.org ? 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