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AM335x BeagleBone Black PMIC/boot issue

Other Parts Discussed in Thread: TPS65217

Hi team,

My customer is using a BBB that is running wec7 and PMIC TPS65217C. They are up against some powering/booting issues and would like some feedback about what this could be. Here is the high level:

Trying to use the battery charger, however when the battery is connected they were unable to turn the board off by holding the button populated at the board.

-What is the register configuration for disable the board to save power?

-Could you tell us the sequence in order to do that?

From the spec, it looks like that the battery voltage is always on at sys pin.

-The other problem area is:  when the battery status is not ok, like undervoltage status , the BBB does not boot up even when its at an ac adapter.   How could they avoid that ?

Thanks in advance for the help,

Billy