DRV8876: Which charge pump is used internally?

Hi team,

 What type of Charge Pump is used inside the DRV8876? Switching Regulator Boost Pump / Untrimmed Capacitor Charge Pump / Trimmed Capacitor Charge Pump?

Customers would like to know which Charge Pump is used inside the DRV8876 to help them in their application.

Thanks！