linux-kernel - Re: [PATCH v8 4/8] PWM: add PWM driver for STM32 plaftorm

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Date:   Thu, 19 Jan 2017 10:08:41 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     Benjamin Gaignard <benjamin.gaignard@...aro.org>
Cc:     lee.jones@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
        alexandre.torgue@...com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pwm@...r.kernel.org,
        jic23@...nel.org, knaack.h@....de, lars@...afoo.de,
        pmeerw@...erw.net, linux-iio@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, fabrice.gasnier@...com,
        gerald.baeza@...com, arnaud.pouliquen@...com,
        linaro-kernel@...ts.linaro.org,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH v8 4/8] PWM: add PWM driver for STM32 plaftorm

On Wed, Jan 18, 2017 at 03:20:47PM +0100, Benjamin Gaignard wrote:
> This driver adds support for PWM driver on STM32 platform.
> The SoC have multiple instances of the hardware IP and each
> of them could have small differences: number of channels,
> complementary output, auto reload register size...
> 
> version 8:
> - fix comments done by Thierry on version 7
> 
> version 6:
> - change st,breakinput parameter to make it usuable for stm32f7 too.
> 
> version 4:
> - detect at probe time hardware capabilities
> - fix comments done on v2 and v3
> - use PWM atomic ops
> 
> version 2:
> - only keep one comptatible
> - use DT parameters to discover hardware block configuration
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
> ---
>  drivers/pwm/Kconfig     |   9 ++
>  drivers/pwm/Makefile    |   1 +
>  drivers/pwm/pwm-stm32.c | 398 ++++++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 408 insertions(+)
>  create mode 100644 drivers/pwm/pwm-stm32.c

Similar nit than for 3/8. The canonical prefix for PWM subsystem patches
is "pwm: ". One other thing that I had missed earlier...

> +MODULE_ALIAS("platform: stm32-pwm");

I don't think there should be a space after ':'.

With those two fixed:

Acked-by: Thierry Reding <treding@...dia.com>

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