[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/Documentation/ABI/testing/configfs-usb-gadget-ecm b/src/kernel/linux/v4.19/Documentation/ABI/testing/configfs-usb-gadget-ecm
new file mode 100644
index 0000000..0addf77
--- /dev/null
+++ b/src/kernel/linux/v4.19/Documentation/ABI/testing/configfs-usb-gadget-ecm
@@ -0,0 +1,16 @@
+What:		/config/usb-gadget/gadget/functions/ecm.name
+Date:		Jun 2013
+KernelVersion:	3.11
+Description:
+		The attributes:
+
+		ifname		- network device interface name associated with
+				this function instance
+		qmult		- queue length multiplier for high and
+				super speed
+		host_addr	- MAC address of host's end of this
+				Ethernet over USB link
+		dev_addr	- MAC address of device's end of this
+				Ethernet over USB link
+
+