Hi. This is Benson. Through a lot of trial and error, I've found this cable that is actually compliant, meaning it correctly sets the CC identification pullup to the "Default USB Power" setting.
http://www.amazon.com/gp/product/B010EXRTXI
"FRiEQ Hi-speed USB 3.1 Type C Cable - 3.3ft/1m - Micro USB 3.1 Type C Male to Standard Type A USB 3.0 Male Data Cable"
I work with some people who are testing these cables. Here's the list of "good" one's they've qualified.