linux-kernel - Re: [PATCH v4] regulator: qcom-saw: Add support for SAW regulators

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Message-ID: <20160210185433.GC13270@sirena.org.uk>
Date:	Wed, 10 Feb 2016 18:54:33 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Lina Iyer <lina.iyer@...aro.org>
Cc:	Georgi Djakov <georgi.djakov@...aro.org>, lgirdwood@...il.com,
	andy.gross@...aro.org, sboyd@...eaurora.org,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v4] regulator: qcom-saw: Add support for SAW regulators

On Wed, Feb 10, 2016 at 09:42:23AM -0700, Lina Iyer wrote:

> The offsets are the simple part. On other QCOM SoCs the voltage is
> regulated by the SAW attached to the L2 cache controller. They have a
> single rail that supplies power to all the cores and the L2, with
> ability to change the number of phases to match the load. This driver
> supports 8064 which has individual CPU rails, while the rest of the QCOM
> SoC's share a common rail design.

That doesn't seem at all hard to handle, the regulator framework is
intended to cope with regulators with multiple consumers since it's the
common case.

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