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?
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
>
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