Mattingly said on Tuesday that Greinke and the coaching staff have been talking about when Greinke would make his next start, but it's still a process that needs to be worked out.
"We have talked to him a little bit," Mattingly said. "He's lobbying. There's some conversations going [on] about possibly doing some different thing."
Jeff Seidel is a contributor to MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.