Input: joydev - allow binding to button-only devices
Input: joydev - allow binding to button-only devices

Dance pads don't have an axis, so allow this kind of controllers
to be used via legacy joystick interface.

Signed-off-by: Christoph Fritz <86a7a13253fa922ff6b13ad44afce588c8c37221@googlemail.com>
Signed-off-by: Dmitry Torokhov <10a8c465cefc9bdd6c925e26964d23c90f1141cc@mail.ru>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs