The Colibri Vybrid VF50 module supports 4-wire touchscreens using
FETs and ADC inputs. This driver uses the IIO consumer interface
and relies on the vf610_adc driver based on the IIO framework.
Signed-off-by: NSanchayan Maity <maitysanchayan@gmail.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>