[PATCH 0/7] share sa1100 rtc driver to arch-mmp

Arnd Bergmann arnd at arndb.de
Wed Feb 22 08:49:59 EST 2012


On Wednesday 22 February 2012, Haojian Zhuang wrote:
> On Wed, Feb 22, 2012 at 8:39 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> > On Tuesday 21 February 2012, Haojian Zhuang wrote:
> >> Remove the hardcode definition of rtc registers, use ioremap() instead.
> >> Append clk support for arch-mmp, so add dummy clk in arch-sa1100/arch-pxa.
> >
> > What is the status of the drivers/rtc/rtc-pxa.c driver after this series?
> > Is is still required for some pxa machines or can it get removed now?
> > It seems a little strange to register two platform devices for the
> > rtc on each pxa machine, with the same resources.
> 
> Yes, it's very strange to support two RTC wrappers at the same time.
> So rtc-pxa is removed in pxa27x/pxa3xx after this patch series. It
> only exists in pxa95x.

What is the reason for this? Wouldn't it be easier to move pxa95x over
to use the same driver as well? I guess that can be a series for another
time, but it seems like you are almost at the point where you can
remove the other driver entirely.

	Arnd



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