Johnson was designated for assignment last Thursday.
The Royals had indicated that if Johnson cleared waivers, as he did, that he might be offered a spot with Triple-A Omaha. However, they have bolstered their infield options with the acquisitions of Jamey Carroll from the Twins and Emilio Bonifacio from the Blue Jays.
Dick Kaegel is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.