No copyright at the moment. Everything seen here is in beta development.
All documentation here is based on the Xilinx Zynq-7000 All Programmable SoC ZC702 Evaluation Kit page located here. The documentation associated with this product is located here
A fantastic resource on for known issues and release notes compiled on the Xilinx website is located here.
mileswu has provided an example set of source code for I2C which I've forked.