ARM: dts: aspeed: Add watchdog clocks

Reviewed-by: NCédric Le Goater <clg@kaod.org>
Signed-off-by: NJoel Stanley <joel@jms.id.au>

arch/arm/boot/dts/aspeed-g4.dtsi

@@ -177,11 +177,13 @@
 			wdt1: watchdog@1e785000 {
 				compatible = "aspeed,ast2400-wdt";
 				reg = <0x1e785000 0x1c>;
+				clocks = <&syscon ASPEED_CLK_APB>;
 			};
 
 			wdt2: watchdog@1e785020 {
 				compatible = "aspeed,ast2400-wdt";
 				reg = <0x1e785020 0x1c>;
+				clocks = <&syscon ASPEED_CLK_APB>;
 			};
 
 			vuart: serial@1e787000 {

arch/arm/boot/dts/aspeed-g5.dtsi

@@ -219,16 +219,19 @@
 			wdt1: watchdog@1e785000 {
 				compatible = "aspeed,ast2500-wdt";
 				reg = <0x1e785000 0x20>;
+				clocks = <&syscon ASPEED_CLK_APB>;
 			};
 
 			wdt2: watchdog@1e785020 {
 				compatible = "aspeed,ast2500-wdt";
 				reg = <0x1e785020 0x20>;
+				clocks = <&syscon ASPEED_CLK_APB>;
 			};
 
 			wdt3: watchdog@1e785040 {
 				compatible = "aspeed,ast2500-wdt";
 				reg = <0x1e785040 0x20>;
+				clocks = <&syscon ASPEED_CLK_APB>;
 				status = "disabled";
 			};