Re: [PATCH v4 09/13] dt-bindings: riscv: Add T-Head PMU extension description

From: Yu-Chien Peter Lin
Date: Wed Nov 29 2023 - 03:49:56 EST


Hi Conor,

On Thu, Nov 23, 2023 at 02:48:20PM +0000, Conor Dooley wrote:
> On Wed, Nov 22, 2023 at 08:12:31PM +0800, Yu Chien Peter Lin wrote:
> > Document the ISA string for T-Head performance monitor extension
> > which provides counter overflow interrupt mechanism.
> >
> > Signed-off-by: Yu Chien Peter Lin <peterlin@xxxxxxxxxxxxx>
> > ---
> > Changes v2 -> v3:
> > - New patch
> > Changes v3 -> v4:
> > - No change
> > ---
> > Documentation/devicetree/bindings/riscv/extensions.yaml | 6 ++++++
> > 1 file changed, 6 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
> > index c91ab0e46648..694efaea8fce 100644
> > --- a/Documentation/devicetree/bindings/riscv/extensions.yaml
> > +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
> > @@ -258,5 +258,11 @@ properties:
> > in commit 2e5236 ("Ztso is now ratified.") of the
> > riscv-isa-manual.
> >
> > + - const: xtheadpmu
> > + description:
> > + The T-Head performance monitor extension for counter overflow. For more
> > + details, see the chapter 12 in the Xuantie C906 user manual.
> > + https://github.com/T-head-Semi/openc906/tree/main/doc
>
> I'm pretty sure that I asked on the previous revision for you to
> identify a specific revision of this document.

Sorry, I'm still searching for it.

Regards,
Peter Lin

> Cheers,
> Conor.