We have plenty of reference material if you are designing a device based on i.MX6UltraLite as your host MPU. The A71CH product support package includes a pre-compiled Linux image for i.MX6UltraLite evaluation board (MCIMX6UL-EVKB) with the A71CH Host software package integrated in it. In addition, the following resources will help you getting started as well:
AN12119: This document gives information on how to get started with OM3710A71CHARD development kit and i.MX6UltraLite board. It gives an extensive overview of the hardware and describes the boards configuration options. It also describes the A71CH security IC software architecture and gives step by step instructions to set up the software development environment as well as full directions to run the example application in a Linux platform using the MCIMX6UL-EVKB board.
Video: This video file illustrates the process of running the A71CH applications examples in the MCIMX6UL-EVKB board.