Firmware of EFM8SB10F2G

Hello Team
we are designing a carrier board using NVIDIA Jetson Xavier NX for our application using EFM8SB10F2G .

  1. Could you please help me by sharing the firmware/source code of EFM8SB10F2G.
  2. How PWR/FORCE/RST of EFM8SB10F2G are communicating to NVIDIA Jetson Xavier NX.
  3. How long press, medium press of PWR button are creating event to NX.