diff --git a/misc/acrn-config/library/scenario_cfg_lib.py b/misc/acrn-config/library/scenario_cfg_lib.py
index 31c034574..bd4264841 100644
--- a/misc/acrn-config/library/scenario_cfg_lib.py
+++ b/misc/acrn-config/library/scenario_cfg_lib.py
@@ -37,6 +37,7 @@ PT_SUB_PCI['ethernet'] = ['Ethernet controller', 'Network controller', '802.1a c
                         '802.1b controller', 'Wireless controller']
 PT_SUB_PCI['sata'] = ['SATA controller']
 PT_SUB_PCI['nvme'] = ['Non-Volatile memory controller']
+PT_SUB_PCI['usb'] = ['USB controller']
 UUID_DB = {
     'SOS_VM':['dbbbd434-7a57-4216-a12c-2201f1ab0240'],
     'SAFETY_VM':['fc836901-8685-4bc0-8b71-6e31dc36fa47'],
@@ -574,6 +575,9 @@ def avl_pci_devs():
     pci_dev_list.extend(tmp_pci_list)
     tmp_pci_list = common.get_avl_dev_info(bdf_desc_map, PT_SUB_PCI['nvme'])
     pci_dev_list.extend(tmp_pci_list)
+    tmp_pci_list = common.get_avl_dev_info(bdf_desc_map, PT_SUB_PCI['usb'])
+    pci_dev_list.extend(tmp_pci_list)
+    pci_dev_list.insert(0, '')
 
     return pci_dev_list
 
diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml
index b8665edc7..c327388b3 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml
index 5cdd0d314..fa3019b0b 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/ehl-crb-b/hybrid.xml b/misc/acrn-config/xmls/config-xmls/ehl-crb-b/hybrid.xml
index 7d54f0a0c..151ea62e2 100644
--- a/misc/acrn-config/xmls/config-xmls/ehl-crb-b/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/ehl-crb-b/hybrid.xml
@@ -87,7 +87,7 @@
             <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
             <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
         </vuart>
-        <pci_devs configurable="0" desc="pci devices list">
+        <pci_devs desc="pci devices list">
             <pci_dev desc="pci device" />
         </pci_devs>
     </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml b/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml
index dde738100..8caa31f01 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml
index a5037a1d6..18529ea0e 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml
index 39392cd85..56b25e677 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml
index b05c75bb4..742bfd85c 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml
index 6070abfd0..cdeaeee4b 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/hybrid.xml
@@ -91,7 +91,7 @@
         <target_vm_id desc="COM2 is used for VM communications. When it is enabled, please specify which target VM that current VM connect to.">1</target_vm_id>
         <target_uart_id configurable="0" desc="target vUART ID that vCOM2 connect to">1</target_uart_id>
     </vuart>
-    <pci_devs configurable="0" desc="pci devices list">
+    <pci_devs desc="pci devices list">
         <pci_dev desc="pci device"></pci_dev>
     </pci_devs>
   </vm>