Kings Jr. was suspended in April for a then-undisclosed violation of team rules. Both of the charges are misdemeanors.
After being sentenced to 13 months' probation in July, Kings pleaded guilty to the DUI charge, while the OWI charge was dropped.
Kings was reinstated in July and has participated in preseason camp.
Kings, who caught 43 passes for 513 yards as a starter last season, is listed as a No. 2 receiver, on the Spartans' preseason depth chart.
The Spartans, ranked 8th in the preseason AP Poll, open the season Aug. 29 against Jacksonville State.
- Chris Johnson