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BQ25618: driver code

Part Number: BQ25618

The customer's project uses bq25618 charging IC, the problem is that it can't be charged, and the path management function is normal, the battery voltage is 4.45v. We don't have driver code, chip has no program. There are two requirements: 1. Can you provide us with driver code routines? 2. The figure below is the schematic diagram of charging IC. Please check if there is any problem in the hardware schematic diagram.