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Date:   Fri, 21 Feb 2020 12:38:13 +0000
From:   Mark Brown <broonie@kernel.org>
To:     Marek Szyprowski <m.szyprowski@samsung.com>
Cc:     linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
        Krzysztof Kozlowski <krzk@kernel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Chanwoo Choi <cw00.choi@samsung.com>,
        MyungJoo Ham <myungjoo.ham@samsung.com>,
        Sebastian Reichel <sre@kernel.org>
Subject: Re: [PATCH 1/3] regulator: max14577: Add proper dt-compatible strings
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On Fri, Feb 21, 2020 at 11:44:03AM +0100, Marek Szyprowski wrote:
> On 20.02.2020 17:56, Mark Brown wrote:

> > Why would we want to encode the particular way Linux happens to
> > represent regulators on a MFD into the DT binding?  It's not clear that
> > this is a generic thing (another OS might choose to have a separate
> > object for each regulator with no parent for example) and the compatible
> > isn't adding any information we didn't have already knowing about the
> > parent device.

> Well, that's how the bindings for max14577/max77836 are defined:

> Documentation/devicetree/bindings/mfd/max14577.txt

> I've only fixed regulator, charger and extcon drivers to match the cells=
=20
> created by the current mfd driver.

We could just remove the compatible strings from the binding
documentation, they won't do any harm if we don't use them.

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