From: Fabrice Gasnier <fabrice.gasnier@st.com>
To: <thierry.reding@gmail.com>
Cc: <robh+dt@kernel.org>, <u.kleine-koenig@pengutronix.de>,
<tduszyns@gmail.com>, <mark.rutland@arm.com>,
<alexandre.torgue@st.com>, <mcoquelin.stm32@gmail.com>,
<devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <linux-pwm@vger.kernel.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
Loic PALLARDY <loic.pallardy@st.com>,
Mark Brown <broonie@kernel.org>
Subject: Re: [RESEND PATCH v5 0/3] Add PM support to STM32 LP Timer drivers
Date: Fri, 10 May 2019 09:51:01 +0200 [thread overview]
Message-ID: <45e934af-d677-d7d4-09ea-3ed01872dab6@st.com> (raw)
In-Reply-To: <1555580267-29299-1-git-send-email-fabrice.gasnier@st.com>
On 4/18/19 11:37 AM, Fabrice Gasnier wrote:
> This patch series adds power management support for STM32 LP Timer:
> - PWM driver
> - Document the pinctrl states for sleep mode
>
> It also adds device link between the PWM consumer and the PWM provider.
> This allows proper sequencing for suspend/resume (e.g. user will likely
> do a pwm_disable() before the PWM provider suspend executes), see [1].
>
> [1] https://lkml.org/lkml/2019/2/5/770
>
Hi Thierry,
Please let me know if you have some more comments on this series. It's
been under review since quite some time now.
Thanks in advance,
Best Regards,
Fabrice
> ---
> resend v5:
> - update collected acks
>
> Changes in v5:
> - improve a warning message, fix a style issue.
>
> Changes in v4:
> - improve error handling when adding the PWM consumer device link.
>
> Changes in v3:
> - Move the device_link_add() call to of_pwm_get() as discussed with Uwe.
>
> Changes in v2:
> - Don't disable PWM channel in PWM provider: rather refuse to suspend
> and report an error as suggested by Uwe and Thierry.
> - Add patch 3/3 to propose device link addition.
> - No updates for STM32 LP Timer IIO driver. Patches can be send separately.
>
> Fabrice Gasnier (3):
> dt-bindings: pwm-stm32-lp: document pinctrl sleep state
> pwm: stm32-lp: Add power management support
> pwm: core: add consumer device link
>
> .../devicetree/bindings/pwm/pwm-stm32-lp.txt | 9 ++--
> drivers/pwm/core.c | 50 ++++++++++++++++++++--
> drivers/pwm/pwm-stm32-lp.c | 25 +++++++++++
> include/linux/pwm.h | 6 ++-
> 4 files changed, 82 insertions(+), 8 deletions(-)
>
next prev parent reply other threads:[~2019-05-10 7:51 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-18 9:37 [RESEND PATCH v5 0/3] Add PM support to STM32 LP Timer drivers Fabrice Gasnier
2019-04-18 9:37 ` [RESEND PATCH v5 1/3] dt-bindings: pwm-stm32-lp: document pinctrl sleep state Fabrice Gasnier
2019-04-18 9:37 ` [RESEND PATCH v5 2/3] pwm: stm32-lp: Add power management support Fabrice Gasnier
2019-04-18 9:37 ` [RESEND PATCH v5 3/3] pwm: core: add consumer device link Fabrice Gasnier
2019-05-10 7:51 ` Fabrice Gasnier [this message]
2019-05-23 9:09 ` [RESEND PATCH v5 0/3] Add PM support to STM32 LP Timer drivers Benjamin Gaignard
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