linux-kernel - Re: [RFC 2/5] regulator: core: Allow to get voltage count and list from parent

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Date:	Tue, 29 Jul 2014 19:25:24 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Javier Martinez Canillas <javier.martinez@...labora.co.uk>
Cc:	Kukjin Kim <kgene.kim@...sung.com>,
	Doug Anderson <dianders@...omium.org>,
	Olof Johansson <olof@...om.net>,
	Yuvaraj Kumar C D <yuvaraj.cd@...il.com>,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC 2/5] regulator: core: Allow to get voltage count and list
 from parent

On Tue, Jul 29, 2014 at 06:28:56PM +0200, Javier Martinez Canillas wrote:
> Load switches are modeled as regulators but they just provide
> the voltage of their parent input supply. So, the drivers for
> these switches usually neither provide a .list_voltage handler
> not set a .n_voltages count. But there is code in the kernel
> that assumes that all regulators should be able to provide this
> information (e.g: cpufreq and mmc subsystems).

Applied, thanks.

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