[PATCH] Watchdog: Adding support for Watchdog found with ARM CortexA9

George G. Davis gdavis at mvista.com
Tue May 18 09:20:50 EDT 2010


Hi,

On Tue, May 18, 2010 at 02:55:21PM +0530, srinidhi kasagar wrote:
> I do not understand why a new driver is required while having similar one
> for MPCore watchdog.
> Please have a look at drivers/watchdog/mpcore_wdt.c

The same thought occurred to me.  Based on a cursory glance at the Cortex-A9
MPCore and ARM11 MPCore, the per-CPU watchdogs do appear to be the same
and could use the same driver.

Any reason for creating a new driver rather than reusing the ARM11
MPCore driver?

--
Regards,
George
> 
> srinidhi
> 
> On Mon, May 17, 2010 at 4:54 PM, Viresh KUMAR <viresh.kumar at st.com> wrote:
> 
> > On 5/17/2010 4:14 PM, Jassi Brar wrote:
> > > On Mon, May 17, 2010 at 6:54 PM, Viresh KUMAR <viresh.kumar at st.com>
> > wrote:
> > >> Watchdog details can be found in ARM Cortex A9 reference manual at:
> > >>
> > http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0407e/indix.html
> > > The link doesn't work.
> > >
> >
> > Sorry!! i will correct it in V2.
> > till then replace indix.html with index.html.
> >
> > _______________________________________________
> > linux-arm-kernel mailing list
> > linux-arm-kernel at lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> >

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