diff mbox series

[v2,3/6] dt-bindings: riscv: add Zacas ISA extension description

Message ID 20231220155723.684081-4-cleger@rivosinc.com
State New
Headers
Series riscv: hwprobe: add Zicond, Zacas and Ztso support |

Commit Message

Clément Léger Dec. 20, 2023, 3:57 p.m. UTC 
  Add description for the Zacas ISA extension which was ratified recently.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
---
 Documentation/devicetree/bindings/riscv/extensions.yaml | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index 3574a0b70be4..27beedb98198 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -171,6 +171,12 @@  properties:
             memory types as ratified in the 20191213 version of the privileged
             ISA specification.
 
+        - const: zacas
+          description: |
+            The Zacas extension for Atomic Compare-and-Swap (CAS) instructions
+            is supported as ratified at commit 5059e0ca641c ("update to
+            ratified") of the riscv-zacas.
+
         - const: zba
           description: |
             The standard Zba bit-manipulation extension for address generation