From: Daniel Lezcano <daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Benjamin Gaignard
<benjamin.gaignard-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Russell King - ARM Linux
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Maxime Coquelin
<mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Alexandre Torgue <alexandre.torgue-qxv4g6HH51o@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Linux ARM
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Linux Kernel Mailing List
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Benjamin Gaignard
<benjamin.gaignard-qxv4g6HH51o@public.gmane.org>
Subject: Re: [PATCH v9 4/6] clocksource: stm32: add clocksource support
Date: Fri, 8 Dec 2017 15:08:09 +0100 [thread overview]
Message-ID: <810270c4-c6b4-ee05-2481-ced52f7d2685@linaro.org> (raw)
In-Reply-To: <CA+M3ks6uWUQqD-c_FWETDLp097AfUEVs1srpH_C7kK-X8ADQ1Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On 08/12/2017 15:04, Benjamin Gaignard wrote:
> 2017-12-08 14:46 GMT+01:00 Daniel Lezcano <daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>:
>> On 08/12/2017 12:32, Benjamin Gaignard wrote:
>>> The stm32 timer hardware is currently only used as a clock event device,
>>> but it can be utilized as a clocksource as well.
>>>
>>> Implement this by enabling the free running counter in the hardware block
>>> and converting the clock event part from a count down event timer to a
>>> comparator based timer.
>>
>>
>> Split this patch in two:
>> - periodic support
>> - clocksource support
>
> No because the way of implementing periodic support depend of how clocksource
> part is implemented on the hardware.
> I don't want to code functions that I will completely remove just after
Sorry, I don't get it. Can you elaborate please ?
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next prev parent reply other threads:[~2017-12-08 14:08 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-08 11:32 [PATCH v9 0/6] stm32 clocksource driver rework Benjamin Gaignard
2017-12-08 11:32 ` [PATCH v9 1/6] clocksource: stm32: convert driver to timer_of Benjamin Gaignard
2017-12-08 11:32 ` [PATCH v9 2/6] clocksource: stm32: increase min delta value Benjamin Gaignard
[not found] ` <20171208113250.359-1-benjamin.gaignard-qxv4g6HH51o@public.gmane.org>
2017-12-08 11:32 ` [PATCH v9 3/6] clocksource: stm32: only use 32 bits timers Benjamin Gaignard
[not found] ` <20171208113250.359-4-benjamin.gaignard-qxv4g6HH51o@public.gmane.org>
2017-12-08 12:51 ` Daniel Lezcano
2017-12-08 13:05 ` Benjamin Gaignard
[not found] ` <CA+M3ks5CY79SHqcfhgySgsQuPVQyJWHQJ0=OT3Zvxvu2LfUOaA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-12-08 13:47 ` Daniel Lezcano
2017-12-08 11:32 ` [PATCH v9 4/6] clocksource: stm32: add clocksource support Benjamin Gaignard
2017-12-08 13:46 ` Daniel Lezcano
2017-12-08 14:04 ` Benjamin Gaignard
[not found] ` <CA+M3ks6uWUQqD-c_FWETDLp097AfUEVs1srpH_C7kK-X8ADQ1Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-12-08 14:08 ` Daniel Lezcano [this message]
[not found] ` <810270c4-c6b4-ee05-2481-ced52f7d2685-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2017-12-08 14:19 ` Benjamin Gaignard
2017-12-08 11:32 ` [PATCH v9 5/6] clocksource: stm32: Update license and copyright Benjamin Gaignard
[not found] ` <20171208113250.359-6-benjamin.gaignard-qxv4g6HH51o@public.gmane.org>
2017-12-08 13:46 ` Philippe Ombredanne
2017-12-08 11:32 ` [PATCH v9 6/6] arm: dts: stm32: remove useless clocksource nodes Benjamin Gaignard
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