RZ/G2N (a.k.a. R8A774B1) watchdog implementation is compatible
with R-Car Gen3, therefore add the relevant documentation.

Signed-off-by: Fabrizio Castro <[email protected]>
---
 Documentation/devicetree/bindings/watchdog/renesas,wdt.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt 
b/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt
index 9f365c1..a5bf04d 100644
--- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.txt
@@ -10,6 +10,7 @@ Required properties:
                 - "renesas,r8a7745-wdt" (RZ/G1E)
                 - "renesas,r8a77470-wdt" (RZ/G1C)
                 - "renesas,r8a774a1-wdt" (RZ/G2M)
+                - "renesas,r8a774b1-wdt" (RZ/G2N)
                 - "renesas,r8a774c0-wdt" (RZ/G2E)
                 - "renesas,r8a7790-wdt" (R-Car H2)
                 - "renesas,r8a7791-wdt" (R-Car M2-W)
-- 
2.7.4

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