Re: [RFC PATCH] tty: serial: Add 8250-core based omap driver

[Felipe Balbi]

On Thu, Jul 03, 2014 at 06:19:47PM +0200, Javier Martinez Canillas wrote:
> On Thu, Jul 3, 2014 at 6:06 PM, Sebastian Reichel <sre@xxxxxxxxxx> wrote:
> > Hi,
> >
> > On Thu, Jul 03, 2014 at 10:52:40AM -0500, Felipe Balbi wrote:
> >> > DT is supposed to contain information about the hardware, so it
> >> > should stay the same? I think there is no non-hackish way to decide
> >>
> >> compatible would change, at a minimum.
> >
> > why? I would expect it to stay the same (and the current patch uses
> > the same compatible strings).
> >
> 
> Exactly, the new driver must support all the compatible strings
> defined in Documentation/devicetree/bindings/serial/omap_serial.tx
> (which already does as you pointed out).
> 
> Otherwise the current drivers/tty/serial/omap-serial.c could never be
> removed since that would mean breaking DT backward compatibility.

that settles it then... good. I'll start testing this next week.

-- 
balbi

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