linux-kernel - Re: using the same regmap by multiple device drivers

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Date:	Wed, 29 Jun 2016 14:37:47 -0400
From:	Vitaly Andrianov <vitalya@...com>
To:	Mark Brown <broonie@...nel.org>
CC:	Lee Jones <lee.jones@...aro.org>, Arnd Bergmann <arnd@...db.de>,
	<linux-kernel@...r.kernel.org>
Subject: Re: using the same regmap by multiple device drivers

On 06/29/2016 02:31 PM, Mark Brown wrote:
> On Wed, Jun 29, 2016 at 01:19:37PM -0400, Vitaly Andrianov wrote:
>
>> Here is my question. Is that actually possible to use in regmap framework
>> the same registers in multiple different drivers?
>
> Of course, this is how the vast majority of MFDs work.  The regmap has
> no idea what's calling it, it can't tell if a call comes from one driver
> or another.
>
Thank you.