arm64: dts: qcom: add IPA qcom,qmp property

At least three platforms require the "qcom,qmp" property to be
specified, so the IPA driver can request register retention across
power collapse.  Update DTS files accordingly.
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220201140723.467431-1-elder@linaro.org

arch/arm64/boot/dts/qcom/sc7180.dtsi

@@ -1459,6 +1459,8 @@ ipa: ipa@1e40000 {
 					     "imem",
 					     "config";
 
+			qcom,qmp = <&aoss_qmp>;
+
 			qcom,smem-states = <&ipa_smp2p_out 0>,
 					   <&ipa_smp2p_out 1>;
 			qcom,smem-state-names = "ipa-clock-enabled-valid",

arch/arm64/boot/dts/qcom/sc7280.dtsi

@@ -1715,6 +1715,8 @@ ipa: ipa@1e40000 {
 			interconnect-names = "memory",
 					     "config";
 
+			qcom,qmp = <&aoss_qmp>;
+
 			qcom,smem-states = <&ipa_smp2p_out 0>,
 					   <&ipa_smp2p_out 1>;
 			qcom,smem-state-names = "ipa-clock-enabled-valid",

arch/arm64/boot/dts/qcom/sm8350.dtsi

@@ -1425,6 +1425,8 @@ ipa: ipa@1e40000 {
 			interconnect-names = "memory",
 					     "config";
 
+			qcom,qmp = <&aoss_qmp>;
+
 			qcom,smem-states = <&ipa_smp2p_out 0>,
 					   <&ipa_smp2p_out 1>;
 			qcom,smem-state-names = "ipa-clock-enabled-valid",