staging: greybus: vibrator: rip out custom sysfs api

No need for a custom sysfs api for the greybus vibrator driver now that
it is hooked up to the kernel's input layer, so rip it out.

Cc: Johan Hovold <johan@kernel.org>
Cc: Alex Elder <elder@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed