linux-kernel - Re: [PATCH v5 01/16] dt-bindings: regulator: Document ROHM BD71282 regulator bindings

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Message-ID: <20191210121129.GA6110@sirena.org.uk>
Date:   Tue, 10 Dec 2019 12:11:29 +0000
From:   Mark Brown <broonie@...nel.org>
To:     "Vaittinen, Matti" <Matti.Vaittinen@...rohmeurope.com>
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Subject: Re: [PATCH v5 01/16] dt-bindings: regulator: Document ROHM BD71282
 regulator bindings

On Tue, Dec 10, 2019 at 11:14:48AM +0000, Vaittinen, Matti wrote:

> Problem is that if no default voltages are given from DT, the the first
> voltage changes are likely to be slow (require register access - I
> guess the HW defaults are not working for many use-cases) - which may
> be undesirable.

I don't think that's likely to be a practical problem, and it's not
likely it'd be worse than always doing writes.  A lot of things are
slower the first time you do them and you're still going to have to
do the writes no matter what.

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