Thread (4 messages) 4 messages, 4 authors, 2025-05-02
STALE449d LANDED

[PATCH] dt-bindings: watchdog: renesas,wdt: Document RZ/V2N (R9A09G056) support

From: Prabhakar <prabhakar.csengg@gmail.com>
Date: 2025-05-02 12:01:02
Also in: linux-renesas-soc, linux-watchdog, lkml
Subsystem: open firmware and flattened device tree bindings, the rest, watchdog device drivers · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Wim Van Sebroeck, Guenter Roeck

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Document support for the watchdog IP found on the Renesas RZ/V2N
(R9A09G056) SoC. The watchdog IP is identical to that on RZ/V2H(P),
so `renesas,r9a09g057-wdt` will be used as a fallback compatible,
enabling reuse of the existing driver without changes.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
 Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
index 3e0a8747a357..78874b90c88c 100644
--- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
@@ -76,7 +76,9 @@ properties:
           - const: renesas,rcar-gen4-wdt # R-Car Gen4
 
       - items:
-          - const: renesas,r9a09g047-wdt # RZ/G3E
+          - enum:
+              - renesas,r9a09g047-wdt # RZ/G3E
+              - renesas,r9a09g056-wdt # RZ/V2N
           - const: renesas,r9a09g057-wdt # RZ/V2H(P)
 
       - const: renesas,r9a09g057-wdt       # RZ/V2H(P)
-- 
2.49.0
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