Hi Andrew, On Thu, Jul 24, 2014 at 04:47:21PM -0700, Andrew Duggan wrote: > RMI4 Function 0x30 provides support for GPIOs, LEDs and mechanical > buttons. In particular, the mechanical button support is used in > an increasing number of touchpads. > I was reading the spec for F30 and it looks to me that instead instead of basic keymap it should actually implement a gpio chip plus LED devices (probably later). Then, if GPIOs are indeed attached to buttons one can use standard gpio_keys driver to create input device. Thanks. -- Dmitry -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html