HDMI/MHL to IIS I2S HDMI IIS I2S Separate Extract Audio I2S/DSD/Optical/Coaxial
Also check out these PS Audio forums :
It Works ! - Sony UBP-X1000ES HDMI “Audio” output to Chinese I2S Adapter Board to DS Sr. I2S Input](It Works ! - Sony UBP-X1000ES HDMI "Audio" output to Chinese I2S Adapter Board to DS Sr. I2S Input - #30 by pikpen)