Added support for Native Instrument's Kore controller 2. This device has
no audio but MIDI, input devices and ALSA controllers only.
Signed-off-by: NDaniel Mack <daniel@caiaq.de>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@perex.cz>