arm64: dts: qcom: sm8150: Use defines for power domain indices

Use the defines from qcom-rpmpd.h instead of bare numbers for
readability.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221115130936.6830-2-konrad.dybcio@linaro.org

arch/arm64/boot/dts/qcom/sm8150.dtsi

@@ -2074,8 +2074,8 @@ remoteproc_slpi: remoteproc@2400000 {
 			clocks = <&rpmhcc RPMH_CXO_CLK>;
 			clock-names = "xo";
 
-			power-domains = <&rpmhpd 3>,
-					<&rpmhpd 2>;
+			power-domains = <&rpmhpd SM8150_LCX>,
+					<&rpmhpd SM8150_LMX>;
 			power-domain-names = "lcx", "lmx";
 
 			memory-region = <&slpi_mem>;
@@ -2619,8 +2619,8 @@ remoteproc_mpss: remoteproc@4080000 {
 			clocks = <&rpmhcc RPMH_CXO_CLK>;
 			clock-names = "xo";
 
-			power-domains = <&rpmhpd 7>,
-					<&rpmhpd 0>;
+			power-domains = <&rpmhpd SM8150_CX>,
+					<&rpmhpd SM8150_MSS>;
 			power-domain-names = "cx", "mss";
 
 			memory-region = <&mpss_mem>;
@@ -3246,7 +3246,7 @@ remoteproc_cdsp: remoteproc@8300000 {
 			clocks = <&rpmhcc RPMH_CXO_CLK>;
 			clock-names = "xo";
 
-			power-domains = <&rpmhpd 7>;
+			power-domains = <&rpmhpd SM8150_CX>;
 
 			memory-region = <&cdsp_mem>;
 
@@ -3747,7 +3747,7 @@ remoteproc_adsp: remoteproc@17300000 {
 			clocks = <&rpmhcc RPMH_CXO_CLK>;
 			clock-names = "xo";
 
-			power-domains = <&rpmhpd 7>;
+			power-domains = <&rpmhpd SM8150_CX>;
 
 			memory-region = <&adsp_mem>;