Slides from Alex Bradbury talked about lowRISC, an Open Source SoC design, at the 3rd RISC-V Workshop in California on 6th Jan 2016:
lowRISC: Plans for RISC-V in 2016
https://speakerdeck.com/asb/lowrisc-plans-for-risc-v-in-2016
They are planning to tape out a test chip by the end of 2016: