LG TWFM-B003D

The cable colors for this device are backwards.
 * Red = GND, Black = 5V, Green = Data +, White = Data -

This device works quite well with brcmfmac after runtime device ID insertion (modprobe brcmfmac; echo "043e 3004" > /sys/bus/usb/drivers/brcmfmac/new_id;) - it's a 43236 rev. 3. Throughput is actually quite exceptional..

bcmid dump
sudo ./bcmid 043e 3004 [id]     chip: A8E4 [id]  chiprev: 0003

brcmfmac log dump
usbcore: registered new interface driver brcmfmac brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: Nov 30 2011 17:33:42 version 5.90.188.22 brcmfmac: brcmf_fil_cmd_data: Failed err=-23 brcmfmac: brcmf_fil_cmd_data: Failed err=-23 brcmfmac: brcmf_fil_cmd_data: Failed err=-23 userif-2: sent link down event. userif-2: sent link up event.