Input: goodix - add support for polling mode

Input: goodix - add support for polling mode

There are designs incorporating Goodix touch controller that do not
connect interrupt pin, for example Raspberry Pi. To support such systems
use polling mode for the input device when I2C client does not have
interrupt assigned to it.

Signed-off-by: Joseph Guo <qijian.guo@nxp.com>
Reviewed-by: Haibo Chen <haibo.chen@nxp.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20250522020418.1963422-1-qijian.guo@nxp.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>