Re: [PATCH v5 1/3] mtd: nand: gpio: Add DT property to automatically determine bus width

Alexander Shiyan shc_work at mail.ru
Fri Nov 29 07:35:04 EST 2013


> Hi Brian,
> 
> On Tue, Nov 26, 2013 at 05:23:38PM -0800, Brian Norris wrote:
> [..]
> > > 
> > > If we do resort to a new binding for auto-buswidth, it should be a
> > > generic one that all NAND drivers can use.
> 
> Why do we need yet another binding to describe something that's
> completely discoverable?
> 
> I'm working on *removing* any need to set the bus width, either from the
> driver or from the DT, so I see this patch as step backwards.
> 
> Can anyone help me understand if there's *any* valid use case where we
> want to specify a-priori the bus width, considering it's completely
> discoverable at run-time?

Look at my previous attempt:
http://permalink.gmane.org/gmane.linux.drivers.mtd/47411
http://permalink.gmane.org/gmane.linux.drivers.mtd/47413

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