Hi Conor,
On Mon, Oct 23, 2023 at 01:03:53PM +0100, Conor Dooley wrote:
> On Mon, Oct 23, 2023 at 08:40:57AM +0800, Yu Chien Peter Lin wrote:
> > Document the ISA string for Andes Technology performance monitor
> > extension which provides counter overflow interrupt and mode
> > filtering mechanisms.
> >
> > Signed-off-by: Yu Chien Peter Lin <peterlin@xxxxxxxxxxxxx>
> > ---
> > Changes v2 -> v3:
> > - New patch
> > ---
> > Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
> > index 5e9291d258d5..e0694e2adbc2 100644
> > --- a/Documentation/devicetree/bindings/riscv/extensions.yaml
> > +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
> > @@ -246,6 +246,13 @@ properties:
> > in commit 2e5236 ("Ztso is now ratified.") of the
> > riscv-isa-manual.
> >
> > + - const: xandespmu
> > + description:
> > + The Andes Technology performance monitor extension for counter overflow
> > + and privilege mode filtering. For more details, see Counter Related
> > + Registers in the AX45MP datasheet.
> > + https://www.andestech.com/wp-content/uploads/AX45MP-1C-Rev.-5.0.0-Datasheet.pdf
>
> Does/will this PMU function identically on the other CPUs that support it?
Yes, I can confirm that.
Thanks for the review.
Best regards,
Peter Lin
> I assume the answer is yes.
>
> Cheers,
> Conor.
>
> > +
> > - const: xtheadpmu
> > description:
> > The T-Head performance monitor extension for counter overflow. For more
> > --
> > 2.34.1
> >
