ARM: dts: s3c64xx: Enable watchdog on all S3C64xx boards

Watchdog module does not have external dependencies so it can be safely
enabled in s3c64xx.dtsi thus making it available for all S3C64xx-based
boards.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>

arch/arm/boot/dts/s3c64xx.dtsi

@@ -100,7 +100,6 @@ watchdog: watchdog@7e004000 {
 			interrupts = <26>;
 			clock-names = "watchdog";
 			clocks = <&clocks PCLK_WDT>;
-			status = "disabled";
 		};
 
 		i2c0: i2c@7f004000 {