linux-kernel - Re: [rtc-linux] [PATCH 5/6] rtc: max77620: add support for max77620/max20024 RTC driver

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Message-ID: <20160108125117.GM6588@sirena.org.uk>
Date:	Fri, 8 Jan 2016 12:51:17 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	rtc-linux@...glegroups.com, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, linus.walleij@...aro.org, gnurou@...il.com,
	lee.jones@...aro.org, a.zummo@...ertech.it,
	alexandre.belloni@...e-electrons.com, lgirdwood@...il.com,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-gpio@...r.kernel.org, swarren@...dia.com, treding@...dia.com,
	Chaitanya Bandi <bandik@...dia.com>
Subject: Re: [rtc-linux] [PATCH 5/6] rtc: max77620: add support for
 max77620/max20024 RTC driver

On Fri, Jan 08, 2016 at 03:50:46PM +0530, Laxman Dewangan wrote:

> Yaah, that is the issue on IP based PMIC system and it happen with the Maxim
> and TI.
> The MFD and its sub module drivers are too much couped  and hence dificult
> to use the IP driver across PMIC. For almost all Maxim PMIC, we end up of
> same type of RTC driver.

> Probably, we need to enhance the mfd sub system to allow sub module driver
> to decoupe from its APIs.

Could you be more specific about the issues here please?  I can't think
of any barriers and you've not mentioned any barriers...

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