arm64: dts: qcom: sm8450: label the Soundwire nodes

Use labels, instead of comments, for Soundwire controllers.  Naming them
is useful, because they are specialized and have also naming in
datasheet/programming guide.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230405060906.143058-2-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/sm8450.dtsi

@@ -2135,13 +2135,13 @@ wsa2macro: codec@31e0000 {
 			#sound-dai-cells = <1>;
 		};
 
-		/* WSA2 */
 		swr4: soundwire-controller@31f0000 {
 			compatible = "qcom,soundwire-v1.7.0";
 			reg = <0 0x031f0000 0 0x2000>;
 			interrupts = <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&wsa2macro>;
 			clock-names = "iface";
+			label = "WSA2";
 
 			qcom,din-ports = <2>;
 			qcom,dout-ports = <6>;
@@ -2250,13 +2250,13 @@ wsamacro: codec@3240000 {
 			#sound-dai-cells = <1>;
 		};
 
-		/* WSA */
 		swr0: soundwire-controller@3250000 {
 			compatible = "qcom,soundwire-v1.7.0";
 			reg = <0 0x03250000 0 0x2000>;
 			interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&wsamacro>;
 			clock-names = "iface";
+			label = "WSA";
 
 			qcom,din-ports = <2>;
 			qcom,dout-ports = <6>;