[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/Documentation/driver-api/usb/index.rst b/src/kernel/linux/v4.19/Documentation/driver-api/usb/index.rst
new file mode 100644
index 0000000..8fe995a
--- /dev/null
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+=============
+Linux USB API
+=============
+
+.. toctree::
+
+   usb
+   gadget
+   anchors
+   bulk-streams
+   callbacks
+   dma
+   URB
+   power-management
+   hotplug
+   persist
+   error-codes
+   writing_usb_driver
+   dwc3
+   writing_musb_glue_layer
+   typec
+   usb3-debug-port
+
+.. only::  subproject and html
+
+   Indices
+   =======
+
+   * :ref:`genindex`