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authorLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>2025-05-02 13:00:54 +0100
committerWim Van Sebroeck <wim@linux-watchdog.org>2025-06-01 13:16:12 +0200
commitf55937e42c9951b615e291d9b7e6337747804463 (patch)
treef69644f4ec97fd9a5435cf371ecc4d7fdb3ab356 /Documentation/devicetree
parentwatchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe() (diff)
downloadlinux-rng-f55937e42c9951b615e291d9b7e6337747804463.tar.xz
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dt-bindings: watchdog: renesas,wdt: Document RZ/V2N (R9A09G056) support
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> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Conor Dooley <conor.dooley@microchip.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20250502120054.47323-1-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml4
1 files changed, 3 insertions, 1 deletions
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)