[PATCH v4] ARM/serial: at91: switch atmel serial to use gpiolib

Uwe Kleine-König u.kleine-koenig at pengutronix.de
Wed Dec 4 14:16:06 EST 2013


Hello Greg,

On Wed, Dec 04, 2013 at 09:09:11AM -0800, Greg Kroah-Hartman wrote:
> On Wed, Dec 04, 2013 at 11:23:53AM +0100, Uwe Kleine-König wrote:
> > Hello Greg, hi Nicolas,
> > 
> > On Mon, Dec 02, 2013 at 09:47:50AM +0100, Nicolas Ferre wrote:
> > > On 13/11/2013 17:28, Nicolas Ferre :
> > > >On 07/11/2013 10:25, Linus Walleij :
> > > >>This passes the errata fix using a GPIO to control the RTS pin
> > > >>on one of the AT91 chips to use gpiolib instead of the
> > > >>AT91-specific interfaces. Also remove the reliance on
> > > >>compile-time #defines and the cpu_* check and rely on the
> > > >>platform passing down the proper GPIO pin through platform
> > > >>data.
> > > >>
> > > >>This is a prerequisite for getting rid of the local GPIO
> > > >>implementation in the AT91 platform and move toward
> > > >>multiplatform.
> > > >>
> > > >>The patch also adds device tree support for getting the
> > > >>RTS GPIO pin from the device tree on DT boot paths.
> > > >>
> > > >>Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> > > >>Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
> > > >>Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
> > > >
> > > >Hi Greg,
> > > >
> > > >You acknowledged a previous version of this patch which was taking a
> > > >different approach with the subject:
> > > >"[PATCH 1/4] ARM/serial: at91: move machine quirk into machine"
> > > >
> > > >In order to integrate the series build by Linus in our AT91/arm-soc
> > > >flow, would you mind reviewing this v4 patch and eventually giving your
> > > >blessing ;-)
> > > >If it is okay on your side, I'll integrate it in a pull-request to
> > > >arm-soc for 3.14.
> > > 
> > > Greg, ping?
> > I'm depending on that patch for a series that gets rid of ARM's
> > <mach/timex.h>. So I'm interested to either get a stable commit to
> > base on or alternatively to get the blessing from both of you to take it
> > (also via arm-soc) as part of my series.
> > 
> > A preview of my series is available at
> > 
> > 	git://git.pengutronix.de/git/ukl/linux.git deprecatemachtimexh
> 
> No objection from me to take it through your tree.
gregkh: Thanks. I'll interpret this as Acked-by: you if Nicolas also
agrees that I take it.

nferre: What is your plan with this patch? Do you have patches
depending on it, too, or is it ok if I take it?

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |



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