diff --git a/plat/xilinx/versal/pm_service/pm_api_sys.c b/plat/xilinx/versal/pm_service/pm_api_sys.c
index 125134d..5f3e30f 100644
--- a/plat/xilinx/versal/pm_service/pm_api_sys.c
+++ b/plat/xilinx/versal/pm_service/pm_api_sys.c
@@ -694,3 +694,21 @@
 		return pm_ipi_send_sync(primary_proc, payload, value, 1);
 	}
 }
+
+/**
+ * pm_set_wakeup_source() - PM call to specify the wakeup source while suspended
+ * @target	Device id of the targeted PU or subsystem
+ * @wkup_node	Device id of the wakeup peripheral
+ * @enable	Enable or disable the specified peripheral as wake source
+ *
+ * @return	Returns status, either success or error+reason
+ */
+enum pm_ret_status pm_set_wakeup_source(uint32_t target, uint32_t wkup_device,
+					uint8_t enable)
+{
+	uint32_t payload[PAYLOAD_ARG_CNT];
+
+	PM_PACK_PAYLOAD4(payload, LIBPM_MODULE_ID, PM_SET_WAKEUP_SOURCE, target,
+			 wkup_device, enable);
+	return pm_ipi_send(primary_proc, payload);
+}
diff --git a/plat/xilinx/versal/pm_service/pm_api_sys.h b/plat/xilinx/versal/pm_service/pm_api_sys.h
index ff35882..16722e7 100644
--- a/plat/xilinx/versal/pm_service/pm_api_sys.h
+++ b/plat/xilinx/versal/pm_service/pm_api_sys.h
@@ -26,6 +26,8 @@
 				  unsigned int state);
 enum pm_ret_status pm_req_wakeup(uint32_t target, uint32_t set_address,
 				 uintptr_t address, uint8_t ack);
+enum pm_ret_status pm_set_wakeup_source(uint32_t target, uint32_t device_id,
+					uint8_t enable);
 enum pm_ret_status pm_request_device(uint32_t device_id, uint32_t capabilities,
 				     uint32_t qos, uint32_t ack);
 enum pm_ret_status pm_release_device(uint32_t device_id);
diff --git a/plat/xilinx/versal/pm_service/pm_defs.h b/plat/xilinx/versal/pm_service/pm_defs.h
index bd74304..7d69699 100644
--- a/plat/xilinx/versal/pm_service/pm_defs.h
+++ b/plat/xilinx/versal/pm_service/pm_defs.h
@@ -30,6 +30,7 @@
 #define PM_FORCE_POWERDOWN		8U
 #define PM_ABORT_SUSPEND		9U
 #define PM_REQ_WAKEUP			10U
+#define PM_SET_WAKEUP_SOURCE		11U
 #define PM_SYSTEM_SHUTDOWN		12U
 #define PM_REQUEST_DEVICE		13U
 #define PM_RELEASE_DEVICE		14U
diff --git a/plat/xilinx/versal/pm_service/pm_svc_main.c b/plat/xilinx/versal/pm_service/pm_svc_main.c
index 7f8e42f..94d1438 100644
--- a/plat/xilinx/versal/pm_service/pm_svc_main.c
+++ b/plat/xilinx/versal/pm_service/pm_svc_main.c
@@ -111,6 +111,10 @@
 		ret = pm_req_wakeup(pm_arg[0], pm_arg[1], pm_arg[2], pm_arg[3]);
 		SMC_RET1(handle, (uint64_t)ret);
 
+	case PM_SET_WAKEUP_SOURCE:
+		ret = pm_set_wakeup_source(pm_arg[0], pm_arg[1], pm_arg[2]);
+		SMC_RET1(handle, (uint64_t)ret);
+
 	case PM_REQUEST_DEVICE:
 		ret = pm_request_device(pm_arg[0], pm_arg[1], pm_arg[2],
 					pm_arg[3]);