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-rw-r--r--Documentation/usb/usb-serial.txt11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/usb/usb-serial.txt b/Documentation/usb/usb-serial.txt
index 5b635ae84944..4e0b62b8566f 100644
--- a/Documentation/usb/usb-serial.txt
+++ b/Documentation/usb/usb-serial.txt
@@ -428,6 +428,17 @@ Options supported:
See http://www.uuhaus.de/linux/palmconnect.html for up-to-date
information on this driver.
+Winchiphead CH341 Driver
+
+ This driver is for the Winchiphead CH341 USB-RS232 Converter. This chip
+ also implements an IEEE 1284 parallel port, I2C and SPI, but that is not
+ supported by the driver. The protocol was analyzed from the behaviour
+ of the Windows driver, no datasheet is available at present.
+ The manufacturer's website: http://www.winchiphead.com/.
+ For any questions or problems with this driver, please contact
+ frank@kingswood-consulting.co.uk.
+
+
Generic Serial driver
If your device is not one of the above listed devices, compatible with