[PATCH v2 5/7] dt-bindings: riscv: add Smrnmi extension description

[Joel Stanley]

From: Drew Fustini <fustini at kernel.org>

Add description for the Smrnmi extension (Resumable Non-Maskable
Interrupts) as ratified in 35eb3948bf0b ("Merge pull request #1492 from
riscv/smrnmi-ratified") of the riscv-isa-manual.

Acked-by: Conor Dooley <conor.dooley at microchip.com>
Signed-off-by: Drew Fustini <fustini at kernel.org>
Signed-off-by: Joel Stanley <joel at jms.id.au>
---
 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 2b0a8a93bb21..3e3b4481724f 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -193,6 +193,12 @@ properties:
             ratified at commit d70011dde6c2 ("Update to ratified state")
             of riscv-j-extension.
 
+        - const: smrnmi
+          description: |
+            The standard Smrnmi extension for Resumable Non-Maskable Interrupts
+            as ratified in commit 35eb3948bf0b ("Merge pull request #1492 from
+            riscv/smrnmi-ratified") of the riscv-isa-manual.
+
         - const: smstateen
           description: |
             The standard Smstateen extension for controlling access to CSRs
-- 
2.47.3