The Vitis software platform includes all the tools that you need to develop, debug, and deploy your embedded applications.
It includes the AMD Vivado™ Design Suite, which can create hardware designs for SoC. The hardware design includes the PL logic design, the configuration of PS, and the connection between PS and PL.
The Vitis IDE and the utilities it provides can develop, debug, and create deployment images for embedded application designs.
The Vitis installer also includes PetaLinux. PetaLinux helps building the embedded Linux environment for AMD SoC.