linux-kernel - Re: [PATCH v4 2/4] dt-bindings: regulator: add bindings for output-supply

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Message-ID: <YtArbh4a40cACRMt@sirena.org.uk>
Date:   Thu, 14 Jul 2022 15:42:54 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Naresh Solanki <naresh.solanki@...ements.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Patrick Rudolph <patrick.rudolph@...ements.com>
Subject: Re: [PATCH v4 2/4] dt-bindings: regulator: add bindings for
 output-supply

On Thu, Jul 14, 2022 at 08:23:39AM -0600, Rob Herring wrote:
> On Thu, Jul 14, 2022 at 8:14 AM Mark Brown <broonie@...nel.org> wrote:

> > It's a description of a power supply output from their system (system as
> > a whole, not power provisioned within the system).

> Well, that's a better commit message than the original, but I still
> don't understand.

Consider for example a BMC (IIRC that's what their specific product is),
a bench supply or some automated test equipment.  Part of the function
for these systems is to provide power to other systems which would be
represented as a root or wall supply in the description of the system
that actually uses the supply if it were described using DT.

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