This applies to TPS6593-Q1, TPS6594-Q1, LP8764-Q1, LP876x:

The Scalable PMIC's require an Non-Volatile Memory program to be fit into any application, and it is meant to be customized for each specific application. TI's involvement in the creation of custom programs is dependent on the business size. The best way to know if your case applies is by contacting your TI Marketing Engineer for more details.

You may also check previously TI released programs that may be relevant to your processor and application.

For doing customization on your own, please see: 

[FAQ] TPS6594-Q1: TPS6594, LP8764: Are customers able to write their own programming for PMIC NVM?

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Looking for more help? [FAQ] List of FAQs for TPS6594-Q1, TPS6593-Q1, LP8764-Q1 PMICs