Re: [PATCH] soc: qcom: socinfo: Add another ID for sc7180

[Sai Prakash Ranjan]

Hi,

On 5/4/2022 9:00 AM, Doug Anderson wrote:
> Hi,
>
> On Tue, May 3, 2022 at 7:14 PM Sai Prakash Ranjan
> <quic_saipraka@xxxxxxxxxxx> wrote:
> > Hi,
> >
> > On 5/3/2022 6:03 AM, Douglas Anderson wrote:
> > > It appears the some sc7180 devices, like the one in my
> > > sc7180-trogdor-homestar, report an ID of 407 instead of 425. Add
> > > another ID into the list.
> > >
> > > Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
> > > ---
> > >
> > >    drivers/soc/qcom/socinfo.c | 1 +
> > >    1 file changed, 1 insertion(+)
> > >
> > > diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c
> > > index cee579a267a6..2ef1dc2a1dd3 100644
> > > --- a/drivers/soc/qcom/socinfo.c
> > > +++ b/drivers/soc/qcom/socinfo.c
> > > @@ -318,6 +318,7 @@ static const struct soc_id soc_id[] = {
> > >        { 396, "IPQ8071A" },
> > >        { 402, "IPQ6018" },
> > >        { 403, "IPQ6028" },
> > > +     { 407, "SC7180" },
> > >        { 421, "IPQ6000" },
> > >        { 422, "IPQ6010" },
> > >        { 425, "SC7180" },
> > Hmm, this ID maps to SM6250 which is a mobile variant. Not sure we should
> > use it for SC7180 which already has 425 ID assigned, perks of marketing :)
> That's super weird. Any idea why my strongbad reports 407 then? Is it
> a firmware bug, or someone misprogrammed something? What can we do to
> make the CPU recognized in strongbad?

Let me check with coretech folks as to why the ID is reused.

> ...and just for extra info, I believe strongbad actually has the
> slightly faster version of sc7180. It has a higher GPU/CPU speed. In
> some places I've heard it called sc7185, but in other places I've
> heard it called just sc7180 with a faster clock speed...

The only other variant of SC7180 I see in the document is SC7180P
which has 495 soc_id and is an APQ variant.

Thanks,
Sai