UBUNTU: ODM: gpio: add driver for AAEON devices

UBUNTU: ODM: gpio: add driver for AAEON devices

BugLink: https://bugs.launchpad.net/bugs/1929504
This patch add support for the GPIO pins whose control are
transported to BIOS through ASUS WMI interface.

Signed-off-by: Kunyang_Fan <kunyang_fan@asus.com>
Review-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Review-by: Chia-Lin Kao (AceLan) <acelan.kao@canonical.com>
Signed-off-by: Chia-Lin Kao (AceLan) <acelan.kao@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>