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[v5,10/16] dt-bindings: riscv: Add Andes PMU extension description

Message ID 20231213070301.1684751-11-peterlin@andestech.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series Support Andes PMU extension | expand

Commit Message

Yu Chien Peter Lin Dec. 13, 2023, 7:02 a.m. UTC 
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@andestech.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
Changes v2 -> v3:
  - New patch
Changes v3 -> v4:
  - Include Conor's Acked-by
Changes v4 -> v5:
  - Include Prabhakar's Reviewed-by
---
 Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index b5cb8ac7ac80..daef6c3b1580 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -258,6 +258,13 @@  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
+
         - const: xtheadpmu
           description:
             The T-Head performance monitor extension for counter overflow, as ratified