From: Rob Herring <robh@kernel.org>
To: Marek Czerski <ma.czerski@gmail.com>
Cc: devicetree@vger.kernel.org, robh+dt@kernel.org,
linux-pm@vger.kernel.org, sre@kernel.org
Subject: Re: [PATCH v2] power: reset: ltc2952: make trigger delay configurable
Date: Wed, 10 Feb 2021 16:04:13 -0600 [thread overview]
Message-ID: <20210210220413.GA2878331@robh.at.kernel.org> (raw)
In-Reply-To: <20210203214900.71677-1-ma.czerski@gmail.com>
On Wed, 03 Feb 2021 22:49:00 +0100, Marek Czerski wrote:
> Make trigger delay configurable through device tree with
> trigger-delay-ms property.
>
> Trigger delay is the time to wait before starting shutdown
> sequence after trigger line assertion.
> Trigger delay must take into account the OFFT time configured
> with the capacitor connected to OFFT pin of the LTC2952 chip.
> Basically, the higher the capacitance connected to OFFT pin,
> the larger trigger delay must be.
>
> Signed-off-by: Marek Czerski <ma.czerski@gmail.com>
> ---
> .../devicetree/bindings/power/reset/ltc2952-poweroff.txt | 4 ++++
> drivers/power/reset/ltc2952-poweroff.c | 8 ++++++++
> 2 files changed, 12 insertions(+)
>
Acked-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2021-02-10 22:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-03 21:49 [PATCH v2] power: reset: ltc2952: make trigger delay configurable Marek Czerski
2021-02-10 22:04 ` Rob Herring [this message]
2021-04-05 10:06 ` Sebastian Reichel
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