[PATCH v5 2/3] arm:davinci: move emif driver to mfd framework

Manjunathappa, Prakash prakash.pm at ti.com
Tue Mar 20 08:57:55 EDT 2012


Hi Samuel,

On Fri, Mar 16, 2012 at 22:59:08, Samuel Ortiz wrote:
> Hi Prakash,
> 
> On Tue, Mar 06, 2012 at 01:12:25PM +0000, Manjunathappa, Prakash wrote:
> > Hi Samuel,
> > 
> > May be I did not do a good job giving complete information on this earlier.
> > So I have replied on top of my mail with below information (seems you missed it)
> > 
> I did get it, sorry for not being able to reply earlier.
> 
> 
> > Taking above points into consideration Arnd Bergmann suggested to move AEMIF driver to
> > MFD framework [1], relevant portion of his mail as follows,
> > 
> > " If you want it to provide endpoint devices that are handled by
> > distinct subsystems in Linux, I would make it an mfd multifunction
> > device and make the common... "
> You're missing that part of the quote:
> 
> "...code a driver that scans the connected memories in order to register
> its child devices for each of the subsystems."
> 

emif is not discoverable interface, does not support scanning for connected devices.

Could you please let me know if there is any other way to achieve this? I will be happy
to incorporate that and submit next version of the patch.

Thanks,
Prakash



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