860 rtc problem

Tom Rini trini at kernel.crashing.org
Fri Oct 18 02:23:57 EST 2002


On Thu, Oct 17, 2002 at 05:18:21PM +0100, Alex Zeffertt wrote:
> On Thu, 17 Oct 2002, Tom Rini wrote:
>
> > On Thu, Oct 17, 2002 at 05:02:23PM +0100, Alex Zeffertt wrote:
> > > On Thu, 17 Oct 2002, leeyang wrote:
> > >
> > > Hi,
> > >
> > > I've written a rtc driver for the mpc860.  See attached files.
> > >
> > > HOWTO BUILD
> > >
> > > 1.	Edit KERNEL_DIR in Makefile
> > > 2.	make   (builds rtc.o and rtc)
> >
> > This appears to be a binary file.  And the easiest way to do this is to
> > make ppc_md.set_rtc_time / ppc_md.get_rtc_time point to functions which
> > do what their name implies.  Then enable CONFIG_PPC_RTC
>
> You're right.  This is actually what the module I have sent you does!
> The reason I wrote the module was merely to provide a way for userland
> programs to set the RTC.

Er, okay.  But why not just modify
m8xx_setup.c::m8xx_get_rtc_time/m8xx_set_rtc_time to allow for the
get/set routines there to be overriden ? Doing that would be nice and
clean, and also allow the 'new' genrtc driver in 2.5 to just work as
well.

--
Tom Rini (TR1265)
http://gate.crashing.org/~trini/

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