The schematics, layout and BOM are available on USB memory stick in packaging of this board. See schematic and BOM in the attached file. NXP offers SDK 1.9 Linux BSP:
http://www.nxp.com/products/software-and-tools/run-time-software/linux-sdk/linux-sdk-for-qoriq-proce....
This SDK supports TWR-LS1021A board.
NXP also offers Linux SDK for LS1021A v0.4:
https://www.nxp.com/webapp/Download?colCode=LS1021A-SDK-V0.4&appType=license&location=null&Parent_no...
This SDK also support the TWR-LS1021A board.
Have a great day,
Pavel
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