RE: [PATCH] mmc: add SDHCI driver for STM platforms.

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Hi Matt,

> -----Original Message-----
> From: Matt Fleming [mailto:matt@xxxxxxxxxxxxxxxxx]
> Sent: Monday, August 02, 2010 4:37 PM
> To: Peppe CAVALLARO
> Cc: Andrew Morton; linux-mmc@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH] mmc: add SDHCI driver for STM platforms.
> 
> On Mon, Aug 02, 2010 at 04:03:30PM +0200, Peppe CAVALLARO wrote:
> > Hi Matt,
> >
> > > -----Original Message-----
> > > From: Matt Fleming [mailto:matt@xxxxxxxxxxxxxxxxx]
> > > Sent: Monday, August 02, 2010 3:41 PM
> > > To: Peppe CAVALLARO
> > > Cc: Andrew Morton
> > > Subject: Re: [PATCH] mmc: add SDHCI driver for STM platforms.
> > >
> > > On Fri, Jul 30, 2010 at 04:04:16PM +0200, Peppe CAVALLARO wrote:
> > > > Hello!
> > > > I wonder if somebody's had some spare moment to review this patch.
> > > > Welcome advice and feedback as usual
> > > >
> > > > Many thanks in advance.
> > > >
> > > > Best Regards,
> > > > Giuseppe
> > >
> > > You're best bet is to CC Andrew on mmc patches (which I've now done).
> >
> > Thanks for your feedback and sorry if I didn't put Andrew on CC before.
> > I'm newer in this mailing list.
> 
> I'm sorry, I dropped the linux-mmc mailing list when I replied to your
> mail! My bad.

No problem! Thanks!

> 
> > > What is devm_stm_pad_claim()? I can't find this function in linus'
> > > tree, or in -next, or in Andrew's -mm series. Where is this function
> > > from?
> >
> > This comes from our STMicroelectronics platform pad management
> > infrastructure; code available from:
> > http://git.stlinux.com/?p=stm/linux-sh4-2.6.32.y.git;a=summary It's
> > used to claim/manage various resources i.e. PIO and clock lines.
> 
> That's interesting. So, this driver won't build with linus' tree? I

No, it won't.

> didn't think that the kernel catered for external interfaces like this
> - it causes all sorts of issues, not least of which is the fact that
> the driver can't be built or tested with the mainline kernel.
> 

I know that this can be a problem but, having it in the main-line,
it could also help me on developing and testing the Arasan HC
on newer Kernels for our STM platforms.

> Andrew, what do you make of this?

Regards,
Peppe
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