linux-kernel - Re: [PATCH v3] regulator: qcom-saw2: Add support for SAW2 regulators

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Date:	Wed, 3 Feb 2016 19:28:46 +0200
From:	Georgi Djakov <georgi.djakov@...aro.org>
To:	broonie@...nel.org
Cc:	lgirdwood@...il.com, andy.gross@...aro.org, lina.iyer@...aro.org,
	sboyd@...eaurora.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v3] regulator: qcom-saw2: Add support for SAW2 regulators

On 02/01/2016 12:31 PM, Georgi Djakov wrote:
> The SAW2 (Subsystem Power Manager and Adaptive Voltage Scaling Wrapper 2)
> is part of the SPM subsystem. It is a hardware block in the Qualcomm
> chipsets that regulates the power to the CPU cores on platform such as
> apq8064, msm8974, apq8084 and others.
> 
> Signed-off-by: Georgi Djakov <georgi.djakov@...aro.org>
> ---
[..]

> +config REGULATOR_QCOM_SAW2
> +	tristate "Qualcomm SAW2 regulator driver"
> +	depends on ARCH_QCOM

This should be:
	depends on (ARCH_QCOM || COMPILE_TEST) && MFD_SYSCON

I plan to re-send after a few more days and also change the name of the
driver from SAW2 to SAW, as we can add support for other generations
than just 2.

> +	help
> +	  If you say yes to this option, support will be included for the
> +	  regulators providing power to the CPU cores on devices such as
> +	  APQ8064.
> +
> +	  Say M here if you want to include support for the CPU core voltage
> +	  regulators as a module. The module will be named
> +	  "qcom_saw2-regulator".
> +