diff --git a/qcom/sdxkova-reserved-memory.dtsi b/qcom/sdxkova-reserved-memory.dtsi
index 0a6f7f3f..aa76ab43 100644
--- a/qcom/sdxkova-reserved-memory.dtsi
+++ b/qcom/sdxkova-reserved-memory.dtsi
@@ -64,6 +64,8 @@
 	};
 
 	smem_mem: smem_region@87e20000 {
+		compatible = "qcom,smem";
+		hwlocks = <&tcsr_mutex 3>;
 		no-map;
 		reg = <0x0 0x87e20000 0x0 0xc0000>;
 	};
diff --git a/qcom/sdxkova.dtsi b/qcom/sdxkova.dtsi
index a78a5def..b47f427a 100644
--- a/qcom/sdxkova.dtsi
+++ b/qcom/sdxkova.dtsi
@@ -6,6 +6,7 @@
 #include <dt-bindings/soc/qcom,ipcc.h>
 #include "sdx75.dtsi"
 /delete-node/ &apps_smmu;
+/delete-node/ &tcsr_mutex;
 #include "msm-arm-smmu-sdxkova.dtsi"
 /{
 	qcom_tzlog: tz-log@14680720 {
@@ -406,6 +407,78 @@
 		interrupts = <GIC_SPI 399 IRQ_TYPE_LEVEL_HIGH>;
 		cap-based-alloc-and-pwr-collapse;
 	};
+
+	tcsr_mutex_block: syscon@1f40000 {
+		compatible = "syscon";
+		reg = <0x0 0x1f40000 0x0 0x20000>;
+	};
+
+	tcsr_mutex: hwlock {
+		compatible = "qcom,tcsr-mutex";
+		syscon = <&tcsr_mutex_block 0 0x1000>;
+		#hwlock-cells = <1>;
+	};
+
+	qcom,smp2p-modem {
+		compatible = "qcom,smp2p";
+		qcom,smem = <435>, <428>;
+		interrupt-parent = <&ipcc_mproc>;
+		interrupts = <IPCC_CLIENT_MPSS IPCC_MPROC_SIGNAL_SMP2P
+				IRQ_TYPE_EDGE_RISING>;
+		mboxes = <&ipcc_mproc IPCC_CLIENT_MPSS IPCC_MPROC_SIGNAL_SMP2P>;
+		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>;
+		};
+	};
+
+	aoss_qmp: power-controller@c300000 {
+		compatible = "qcom,aoss-qmp";
+		reg = <0x0 0xc310000 0x0 0x1000>;
+		interrupt-parent = <&ipcc_mproc>;
+		interrupts = <IPCC_CLIENT_AOP
+				IPCC_MPROC_SIGNAL_GLINK_QMP
+				IRQ_TYPE_EDGE_RISING>;
+		mboxes = <&ipcc_mproc IPCC_CLIENT_AOP
+				IPCC_MPROC_SIGNAL_GLINK_QMP>;
+
+		#power-domain-cells = <1>;
+		#clock-cells = <0>;
+	};
+
+	qmp_aop: qcom,qmp-aop {
+		compatible = "qcom,qmp-mbox";
+		qcom,qmp = <&aoss_qmp>;
+		label = "aop";
+		#mbox-cells = <1>;
+	};
+
+	qmp_tme: qcom,qmp-tme {
+		compatible = "qcom,qmp-mbox";
+		qcom,remote-pid = <14>;
+		mboxes = <&ipcc_mproc IPCC_CLIENT_TME
+			  IPCC_MPROC_SIGNAL_GLINK_QMP>;
+		mbox-names = "tme_qmp";
+		interrupt-parent = <&ipcc_mproc>;
+		interrupts = <IPCC_CLIENT_TME
+			      IPCC_MPROC_SIGNAL_GLINK_QMP
+			      IRQ_TYPE_EDGE_RISING>;
+
+		label = "tme";
+		qcom,early-boot;
+		priority = <0>;
+		mbox-desc-offset = <0x0>;
+		#mbox-cells = <1>;
+	};
 };
 
 &gcc {