[PATCH v2 1/2] clocksource: dw_apb_timer: Add common DTS glue for dw_apb_timer

[Dinh Nguyen]

On Wed, 2012-07-11 at 18:23 +0200, Pavel Machek wrote:
> On Wed 2012-07-11 17:03:58, Jamie Iles wrote:
> > On Wed, Jul 11, 2012 at 10:20:26AM -0500, Dinh Nguyen wrote:
> > > On Wed, 2012-07-11 at 00:15 +0100, Jamie Iles wrote:
> > > > On Tue, Jul 10, 2012 at 04:39:40PM -0500, dinguyen at altera.com wrote:
> > > > > --- a/arch/arm/mach-picoxcell/time.c
> > > > > +++ b/drivers/clocksource/dw_apb_timer_of.c
> > > > > @@ -1,11 +1,20 @@
> > > > [...]
> > > > > -static const struct of_device_id picoxcell_rtc_ids[] __initconst = {
> > > > > -     { .compatible = "picochip,pc3x2-rtc" },
> > > > > +static const struct of_device_id sptimer_ids[] __initconst = {
> > > > > +     { .compatible = "snps,dw-apb-timer-sp" },
> > > > >       { /* Sentinel */ },
> > > >
> > > > Please keep picochip,pc3x2-rtc in the compatible list otherwise we won't
> > > > boot any more.
> > >
> > > Should I add another .compatible entry here, or make the change in
> > > picoxcell-pc3x2 and picoxcell-pc3x3 dtsi files?
> >
> > I think that adding another compatible entry is the right thing to do
> > here - it avoids churn of the dtsi files and means that the compiled
> > device-tree blobs on deployed devices won't need updating.
>
> Rob requested making "-freq" -> "-frequency" change, which will make
> it incompatible.
>

I think everyone uses -frequency. Just realized that I need up send out
a v4.
Because this is wrong:
if (of_property_read_u32(np, "clock-freq", rate))

Dinh

> Shall we:
>
> a) drop all the compatibility
>
> b) make it parse both "-freq" and "-freqency" and both sets of ids
>
> ?
>
> Thanks,
>                                                                       Pavel


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