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>
Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
Changes v2 -> v3:
- New patch
Changes v3 -> v4:
- Include Conor's Acked-by
Changes v4 -> v5:
- Include Prabhakar's Reviewed-by
Changes v5 -> v6:
- No change
Changes v6 -> v7:
- No change
---
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 ee0747f29d6d..ecc7a105e7fc 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -477,6 +477,13 @@ properties:
latency, as ratified in commit 56ed795 ("Update
riscv-crypto-spec-vector.adoc") of riscv-crypto.
+ - 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
+
- const: xtheadpmu
description:
The T-Head performance monitor extension for counter overflow, as ratified
--
2.34.1
