Added the Synaptics RMI4 touchpad driver support.
Acked-by: Linus Walleij Signed-off-by: Naveen Kumar Gaddipati Cc: Dmitry Torokhov Cc: Alan Cox Cc: Christopher Heiny Signed-off-by: Greg Kroah-Hartman
TODO ---- Wait for the official upstream synaptics rmi4 clearpad drivers as promised over the past few months Merge any device support needed from this driver into it Delete this driver
