S32 Design Studio v1.0 only supports ARM architecture, the version that supports MPC57xx is planned to release in Aug, 2015. S32 is free.
At present, you may choose the tools of Third Party, such as:
http://www.ghs.com/products/MULTI_IDE.html
http://www.isystem.com/products/winidea
Freescale offers cost effective “production-ready” OSEK compliant MCAL and OS 4.0.
Fiona Kuang
Technical Information & Commercial Support
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