ftdi: Fix baudrate setting on multiport devices

felHR85 / UsbSerial

Usb serial controller for Android

MIT License

1.78k stars 582 forks source link

ftdi: Fix baudrate setting on multiport devices #274

Closed changwoo closed 3 years ago

changwoo commented 4 years ago

On version 6.1.0, FT2232H baud rates are set incorrectly. There should be ORed bits of the interface number.

changwoo commented 4 years ago

This commit needs https://github.com/felHR85/UsbSerial/pull/270 first

nam-van-nguyen commented 4 years ago

I just applied this and the #270 locally and it resolved my Android USB 115200 baud rate issue. Thanks. I hope this get merged soon so it's in the main code.

green-green-avk commented 3 years ago

Proper fix is here: https://github.com/felHR85/UsbSerial/pull/333

Useful links:

https://github.com/torvalds/linux/blob/master/drivers/usb/serial/ftdi_sio.c
https://github.com/lipro/libftdi/blob/master/src/ftdi.c