Enable the watchdog, so the board can be restarted by a watchdog
timeout.

Signed-off-by: Geert Uytterhoeven <geert+rene...@glider.be>
---
 arch/arm/boot/dts/r8a7794-silk.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7794-silk.dts 
b/arch/arm/boot/dts/r8a7794-silk.dts
index edfad0e5ac53a0c1..993f83c70dedbb30 100644
--- a/arch/arm/boot/dts/r8a7794-silk.dts
+++ b/arch/arm/boot/dts/r8a7794-silk.dts
@@ -457,6 +457,11 @@
        };
 };
 
+&rwdt {
+       timeout-sec = <60>;
+       status = "okay";
+};
+
 &ssi1 {
        shared-pin;
 };
-- 
2.7.4

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