linux-kernel - Re: [PATCH v2 07/10] regulator: Add driver for Maxim 77802 PMIC regulators

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Message-ID: <20140617211747.GY29841@lee--X1>
Date:	Tue, 17 Jun 2014 22:17:47 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Javier Martinez Canillas <javier.martinez@...labora.co.uk>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	Mark Brown <broonie@...nel.org>,
	Mike Turquette <mturquette@...aro.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Doug Anderson <dianders@...omium.org>,
	Olof Johansson <olof@...om.net>,
	Sjoerd Simons <sjoerd.simons@...labora.co.uk>,
	Daniel Stone <daniels@...labora.com>,
	Tomeu Vizoso <tomeu.vizoso@...labora.com>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 07/10] regulator: Add driver for Maxim 77802 PMIC
 regulators

> The MAX77802 PMIC has 10 high-efficiency Buck and 32 Low-dropout
> (LDO) regulators. This patch adds support for all these regulators
> found on the MAX77802 PMIC and is based on a driver added by Simon
> Glass to the Chrome OS kernel 3.8 tree.
> 
> Signed-off-by: Javier Martinez Canillas <javier.martinez@...labora.co.uk>
> ---
> 
> Changes since v1:
>  - Remove unneeded check if num_regulators != MAX77802_MAX_REGULATORS.
>  - Fix .set_suspend_mode handler comment and split regulators ops for
>    regulators that behave differently. Suggested by Mark Brown.
>  - Use module_platform_driver() instead of having init/exit functions.
>    Suggested by Mark Brown.
>  - Use the new descriptor-based GPIO interface instead of the deprecated
>    integer based GPIO one. Suggested by Mark Brown.
>  - Look for "regulators" child node instead of "voltage-regulators" to be
>    consistent with other PMIC drivers. Suggested by Mark Brown.
> 
>  drivers/mfd/max77802.c       |   1 +

Can you remove all of the MFD changes from patches 7, 8 and 9 and
create new one.  That way there's no requirement for any cross
subsystem messiness.

>  drivers/regulator/Kconfig    |   9 +
>  drivers/regulator/Makefile   |   1 +
>  drivers/regulator/max77802.c | 701 +++++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 712 insertions(+)
>  create mode 100644 drivers/regulator/max77802.c

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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