SOLUTION FOR THIS BUG IS FOUND:
Installing file shisp_2401a0_v21.bin from:
https://github.com/intel-aero/meta-intel-aero-base/blob/master/recipes-kernel/linux/linux-yocto/shisp_2401a0_v21.bin
to /lib/firmware will solve the bug.
SOLUTION FOR THIS BUG IS FOUND:
Installing file shisp_2401a0_ v21.bin from:
https:/ /github. com/intel- aero/meta- intel-aero- base/blob/ master/ recipes- kernel/ linux/linux- yocto/shisp_ 2401a0_ v21.bin
to /lib/firmware will solve the bug.