Rodriguez says Robinson did everything in practice Tuesday and won't have restrictions this week.
The 19th-ranked Wolverines (4-0) will play Saturday at Indiana (3-0) in a matchup of unbeatens. It is also the Big Ten opener for both.
Robinson left in the first quarter of Michigan's game last week against Bowling Green with a bruised left knee and didn't return.
Rodriguez says Williams is meeting with doctors to discuss his future after suffering concussions.