linux-kernel - Re: [PATCH v1 0/3] introduce priority-based shutdown support

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Message-ID: <ZWTCk7coYuZBe8me@finisterre.sirena.org.uk>
Date:   Mon, 27 Nov 2023 16:23:47 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Matti Vaittinen <mazziesaccount@...il.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Oleksij Rempel <o.rempel@...gutronix.de>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>, kernel@...gutronix.de,
        linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-pm@...r.kernel.org,
        Søren Andersen <san@...v.dk>
Subject: Re: [PATCH v1 0/3] introduce priority-based shutdown support

On Mon, Nov 27, 2023 at 04:49:49PM +0200, Matti Vaittinen wrote:
> On 11/27/23 15:08, Greg Kroah-Hartman wrote:

> > Yes, using device tree would be good, but now you have created something
> > that is device-tree-specific and not all the world is device tree :(

> True. However, my understanding is that the regulator subsystem is largely
> written to work with DT-based systems. Hence supporting the DT-based
> solution would probably fit to this specific use-case as source of problem
> notifications is the regulator subsystem.

Yes, ACPI has a strong model that things like regulators and clocks are
not visible to the OS.

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