Generic DIO interface

Technical details

---

• DigitalIO class implements a wrapper of GPIO peripheral APIs (Initial development in !11 (merged))
  • Pin state report and set/clear/toggle
  • Pin configuration state report (need zephyr version greater than v3.1)
  • Port state report and set/clear/toggle
  • Search and reference of pins by name or gpio_spec
• Global pin list should be defined in the device tree node dio with gpios and label attributes