Click-thru and registration required. http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=i.MX535&fpsp=1&tab=Design_Tools_Tab Under "BOARD Support Packages" the latest is "L2.6.35_11_09_ER_SOURCE". Beware it's just over 1GB. Looks like Freescale also made the jump to Vivante for the GPU.