Does the AM335x USB support to disable the issuing PING tokens and the sending of NYET handshakes?
It is described here that Mentor core version 1.4 supports it:
http://e2e.ti.com/support/dsp/davinci_digital_media_processors/f/100/t/67303
http://e2e.ti.com/support/dsp/davinci_digital_media_processors/f/99/t/101321
Best regards,
Daisuke