arm64: dts: mt8183: Add #cooling-cells to CPU nodes

The #cooling-cells property needs to be specified to allow a CPU
to be used as cooling device.
Signed-off-by: Michael Kao <michael.kao@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

arch/arm64/boot/dts/mediatek/mt8183.dtsi

@@ -76,6 +76,7 @@ cpu0: cpu@0 {
 			capacity-dmips-mhz = <741>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <84>;
+			#cooling-cells = <2>;
 		};
 
 		cpu1: cpu@1 {
@@ -86,6 +87,7 @@ cpu1: cpu@1 {
 			capacity-dmips-mhz = <741>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <84>;
+			#cooling-cells = <2>;
 		};
 
 		cpu2: cpu@2 {
@@ -96,6 +98,7 @@ cpu2: cpu@2 {
 			capacity-dmips-mhz = <741>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <84>;
+			#cooling-cells = <2>;
 		};
 
 		cpu3: cpu@3 {
@@ -106,6 +109,7 @@ cpu3: cpu@3 {
 			capacity-dmips-mhz = <741>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <84>;
+			#cooling-cells = <2>;
 		};
 
 		cpu4: cpu@100 {
@@ -116,6 +120,7 @@ cpu4: cpu@100 {
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <211>;
+			#cooling-cells = <2>;
 		};
 
 		cpu5: cpu@101 {
@@ -126,6 +131,7 @@ cpu5: cpu@101 {
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <211>;
+			#cooling-cells = <2>;
 		};
 
 		cpu6: cpu@102 {
@@ -136,6 +142,7 @@ cpu6: cpu@102 {
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <211>;
+			#cooling-cells = <2>;
 		};
 
 		cpu7: cpu@103 {
@@ -146,6 +153,7 @@ cpu7: cpu@103 {
 			capacity-dmips-mhz = <1024>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 			dynamic-power-coefficient = <211>;
+			#cooling-cells = <2>;
 		};
 
 		idle-states {