Add support for 8BitDo Ultimate Wireless 2C

[Lexicon102]

Input device?

8BitDo Ultimate 2C Wireless

Input device ID?

evdev/0/8BitDo Ultimate 2C Wireless \ SDL/0/8BitDo Ultimate 2C Wireless

Operating System?

SteamOS

What is the key assignment.

Evdev:
“South = A” “East = B” “North = X” “West = Y” “TR = RB” “TL = LB” “START = Start” “SELECT = Select” “Axis 7- = Up D-Pad” “Axis 7+ = Down D-Pad” “Axis 6- = Left D-Pad” “Axis 6+ = Right D-Pad” “Full Axis 5+ = LT” “Full Axis 4+ = RT” “Axis 1- = Up Left-Stick” “Axis 1+ = Down Left-Stick” “Axis 0- = Left Left-Stick” “Axis 0+ = Right Left-Stick” “THUMBL = Left Stick Press” “Axis 3- = Up Right-Stick” “Axis 3+ = Down Right-Stick” “Axis 2- = Left Right-Stick” “Axis 2+ = Right Right-Stick” “THUMBR = Right Stick Press”

SDL:
“Button S = A” “ Button E = B” “Button W = X” “Button N = Y” “Shoulder R = RB” “Shoulder L = LB” “Start = Start” “Back = Select” “Pad N = Up D-Pad” “Pad S = Down D-Pad” “Pad W = Left D-Pad” “Pad E = Right D-Pad” “Trigger L = LT” “Trigger R = RT” “Left Y+ = Up Left-Stick” “Left Y- = Down Left-Stick” “Left X- = Left Left-Stick” “Left X+ = Right Left-Stick” “Thumb L = Left Stick Press” “Right Y+ = Up Right-Stick” “Right Y- = Down Right-Stick” “Right X- = Left Right-Stick” “Right X+ = Right Right-Stick” “Thumb R = Right Stick Press”