Soon a fully open SoC with RISC V (open hardware) will be available from NXP:
Linux-driven RISC-V core to debut on an NXP i.MX SoC
“NXP is thrilled to be a key contributor to the CORE-V Chassis project leveraging our world class i.MX platform,” stated Rob Oshana, Chairman of the Board at OpenHW Group and VP Software Engineering at NXP.