From: Krzysztof Kozlowski <krzk@kernel.org>
To: Fabio Aiuto <fabio.aiuto@engicam.com>
Cc: Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Rob Herring <robh@kernel.org>, Conor Dooley <conor+dt@kernel.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Matteo Lisi <matteo.lisi@engicam.com>,
Mirko Ardinghi <mirko.ardinghi@engicam.com>
Subject: Re: [PATCH v3 1/2] regulator: dt-bindings: pca9450: add PMIC_RST_B warm reset property
Date: Thu, 2 May 2024 09:54:29 +0200 [thread overview]
Message-ID: <ecde24c3-55ba-45cc-8af9-94504dc4dcb9@kernel.org> (raw)
In-Reply-To: <Zh0ImzJZrxw4Xia+@engicam>
On 15/04/2024 12:59, Fabio Aiuto wrote:
> Dear Krzysztof,
>
> Il Sat, Apr 13, 2024 at 11:40:18PM +0200, Krzysztof Kozlowski ha scritto:
>> On 13/04/2024 19:10, Fabio Aiuto wrote:
>>> Dear Krzysztof,
>>>
>>> Il Sat, Apr 13, 2024 at 12:58:35PM +0200, Krzysztof Kozlowski ha scritto:
>>>> On 12/04/2024 09:21, Fabio Aiuto wrote:
>>>>> Dear Krzysztof,
>>>>>
>>>>> Il Thu, Apr 11, 2024 at 09:52:12PM +0200, Krzysztof Kozlowski ha scritto:
>>>>>> On 11/04/2024 18:58, Fabio Aiuto wrote:
> <snip>
>> I don't understand what is the use case. You wrote runtime does not
>> solve your use case. What is the use case?
>
> We experimented problems on some boards with SD card, if a cold reset
> is done when the card is powered back on it completely freezes, the way
> devices behave when unpowered for such short intervals is design specific,
> not an OS policy.
>
Then describe the actual hardware issue, not instruct OS how to behave.
In the property name and description.
Best regards,
Krzysztof
next prev parent reply other threads:[~2024-05-02 7:54 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-11 16:57 [PATCH v3 0/2] regulator: pca9450: make warm reset on PMIC_RST_B assertion Fabio Aiuto
2024-04-11 16:58 ` [PATCH v3 1/2] regulator: dt-bindings: pca9450: add PMIC_RST_B warm reset property Fabio Aiuto
2024-04-11 19:52 ` Krzysztof Kozlowski
2024-04-12 7:21 ` Fabio Aiuto
2024-04-13 10:58 ` Krzysztof Kozlowski
2024-04-13 17:10 ` Fabio Aiuto
2024-04-13 21:40 ` Krzysztof Kozlowski
2024-04-15 10:59 ` Fabio Aiuto
2024-05-02 7:54 ` Krzysztof Kozlowski [this message]
2024-05-10 11:03 ` Fabio Aiuto
2024-04-11 16:58 ` [PATCH v3 2/2] regulator: pca9450: make warm reset on PMIC_RST_B assertion Fabio Aiuto
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