ARM: sunxi: dt: Update watchdog compatible string

Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>

arch/arm/boot/dts/sun4i-a10.dtsi

@@ -215,7 +215,7 @@
 		};
 
 		wdt: watchdog@01c20c90 {
-			compatible = "allwinner,sunxi-wdt";
+			compatible = "allwinner,sun4i-wdt";
 			reg = <0x01c20c90 0x10>;
 		};
 

arch/arm/boot/dts/sun5i-a13.dtsi

@@ -209,7 +209,7 @@
 		};
 
 		wdt: watchdog@01c20c90 {
-			compatible = "allwinner,sunxi-wdt";
+			compatible = "allwinner,sun4i-wdt";
 			reg = <0x01c20c90 0x10>;
 		};