linux-kernel - Re: [PATCH v4 2/3] regulator MAX8998/LP3974: Support DVS-GPIO.

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Message-ID: <20110104134434.GC24774@opensource.wolfsonmicro.com>
Date:	Tue, 4 Jan 2011 13:44:35 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	MyungJoo Ham <myungjoo.ham@...sung.com>
Cc:	Lukasz Majewski <l.majewski@...sung.com>,
	linux-kernel@...r.kernel.org, Samuel Ortiz <sameo@...ux.intel.com>,
	Liam Girdwood <lrg@...mlogic.co.uk>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Joonyoung Shim <jy0922.shim@...sung.com>
Subject: Re: [PATCH v4 2/3] regulator MAX8998/LP3974: Support DVS-GPIO.

On Tue, Jan 04, 2011 at 05:16:56PM +0900, MyungJoo Ham wrote:
> On Tue, Jan 4, 2011 at 4:49 PM, Lukasz Majewski <l.majewski@...sung.com> wrote:

> > Is it desirable to define all four for BUCK1 and two for BUCK2 DVS
> > voltages in platform code?

> In case a system with 4 buck1 preset voltages and 2 buck2 preset
> voltages, it is desirable. :)

I suspect Lukasz's question is more why this would be useful; I can
imagine that the main reason would be performance and in any case I
don't see it hurting to have the option.
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