[RFC PATCH v4 2/5] dt-bindings: riscv: Add Svadu Entry

[Yong-Xuan Wang]

Add an entry for the Svadu extension to the riscv,isa-extensions property.

Signed-off-by: Yong-Xuan Wang <yongxuan.wang at sifive.com>
Acked-by: Conor Dooley <conor.dooley at microchip.com>
Reviewed-by: Andrew Jones <ajones at ventanamicro.com>
---
 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 468c646247aa..598a5841920f 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -153,6 +153,12 @@ properties:
             ratified at commit 3f9ed34 ("Add ability to manually trigger
             workflow. (#2)") of riscv-time-compare.
 
+        - const: svadu
+          description: |
+            The standard Svadu supervisor-level extension for hardware updating
+            of PTE A/D bits as ratified at commit c1abccf ("Merge pull request
+            #25 from ved-rivos/ratified") of riscv-svadu.
+
         - const: svinval
           description:
             The standard Svinval supervisor-level extension for fine-grained
-- 
2.17.1