linux-kernel - Re: [PATCH 2/4] soc: mediatek: Init MT8173 scpsys driver earlier

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Message-ID: <1451470328.22426.5.camel@mtksdaap41>
Date:	Wed, 30 Dec 2015 18:12:08 +0800
From:	James Liao <jamesjj.liao@...iatek.com>
To:	Arnd Bergmann <arnd@...db.de>
CC:	Matthias Brugger <matthias.bgg@...il.com>,
	Sascha Hauer <kernel@...gutronix.de>,
	Kevin Hilman <khilman@...nel.org>,
	Daniel Kurtz <djkurtz@...omium.org>,
	<srv_heupstream@...iatek.com>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>
Subject: Re: [PATCH 2/4] soc: mediatek: Init MT8173 scpsys driver earlier

Hi Arnd,

On Wed, 2015-12-30 at 09:52 +0100, Arnd Bergmann wrote:
> On Wednesday 30 December 2015 14:41:44 James Liao wrote:
> > Some power domain comsumers may init before module_init.
> > So the power domain provider (scpsys) need to be initialized
> > earlier too.
> > 
> > Signed-off-by: James Liao <jamesjj.liao@...iatek.com>
> > ---
> > 
> 
> Why?

Some drivers use different init level to ensure they can be initialized
before other drivers. To support these drivers, moving scpsys driver's
initial function to subsys_init is the most easy way.



Best regards,

James


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