dt-bindings: ARM: Mediatek: use more generic node name in examples

Use 'clock-controller' and 'power-controller' as node names in the
examples rather than the specific names of the units.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt

@@ -16,7 +16,7 @@ The available clocks are defined in dt-bindings/clock/mt*-clk.h.
 
 Example:
 
-apmixedsys: apmixedsys@10209000 {
+apmixedsys: clock-controller@10209000 {
 	compatible = "mediatek,mt8173-apmixedsys";
 	reg = <0 0x10209000 0 0x1000>;
 	#clock-cells = <1>;

Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt

@@ -22,7 +22,7 @@ dt-bindings/reset-controller/mt*-resets.h
 
 Example:
 
-infracfg: infracfg@10001000 {
+infracfg: power-controller@10001000 {
 	compatible = "mediatek,mt8173-infracfg", "syscon";
 	reg = <0 0x10001000 0 0x1000>;
 	#clock-cells = <1>;

Documentation/devicetree/bindings/arm/mediatek/mediatek,pericfg.txt

@@ -22,7 +22,7 @@ dt-bindings/reset-controller/mt*-resets.h
 
 Example:
 
-pericfg: pericfg@10003000 {
+pericfg: power-controller@10003000 {
 	compatible = "mediatek,mt8173-pericfg", "syscon";
 	reg = <0 0x10003000 0 0x1000>;
 	#clock-cells = <1>;

Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt

@@ -16,7 +16,7 @@ The available clocks are defined in dt-bindings/clock/mt*-clk.h.
 
 Example:
 
-topckgen: topckgen@10000000 {
+topckgen: power-controller@10000000 {
 	compatible = "mediatek,mt8173-topckgen";
 	reg = <0 0x10000000 0 0x1000>;
 	#clock-cells = <1>;