linux-kernel - Re: [PATCH v2] Add ltc3562 voltage regulator driver

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Message-ID: <20141104194729.GV3815@sirena.org.uk>
Date:	Tue, 4 Nov 2014 19:47:29 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Mike Looijmans <mike.looijmans@...ic.nl>
Cc:	lgirdwood@...il.com, linux-kernel@...r.kernel.org,
	Javier Martinez Canillas <javier.martinez@...labora.co.uk>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Subject: Re: [PATCH v2] Add ltc3562 voltage regulator driver

On Tue, Nov 04, 2014 at 02:35:50PM +0100, Mike Looijmans wrote:

> I still need help with one thing that isn't clear to me though. The DT is
> parsed when calling regulator_register. But then how do I fetch my "private"
> settings in there BEFORE the regulator gets enabled? The feedback resistors
> and regulator mode must be set to the correct board before the output is
> enabled, otherwise it may damage the chip and its periferals.

Add a callback for this.  Javier and/or Krzysztof were looking at this
for some other stuff, though I think they were intending to add core
functionality for their specific feature.

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