hwlocks = <&tcsr_mutex 3>;
        };
 
+       smp2p-adsp {
+               compatible = "qcom,smp2p";
+               qcom,smem = <443>, <429>;
+               interrupts = <GIC_SPI 158 IRQ_TYPE_EDGE_RISING>;
+               mboxes = <&apcs_glb 10>;
+               qcom,local-pid = <0>;
+               qcom,remote-pid = <2>;
+
+               adsp_smp2p_out: master-kernel {
+                       qcom,entry-name = "master-kernel";
+                       #qcom,smem-state-cells = <1>;
+               };
+
+               adsp_smp2p_in: slave-kernel {
+                       qcom,entry-name = "slave-kernel";
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+
+       smp2p-mpss {
+               compatible = "qcom,smp2p";
+               qcom,smem = <435>, <428>;
+               interrupts = <GIC_SPI 451 IRQ_TYPE_EDGE_RISING>;
+               mboxes = <&apcs_glb 14>;
+               qcom,local-pid = <0>;
+               qcom,remote-pid = <1>;
+
+               modem_smp2p_out: master-kernel {
+                       qcom,entry-name = "master-kernel";
+                       #qcom,smem-state-cells = <1>;
+               };
+
+               modem_smp2p_in: slave-kernel {
+                       qcom,entry-name = "slave-kernel";
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+
        soc {
                #address-cells = <1>;
                #size-cells = <1>;