The pair had been an on-again, off-again couple since 2013.
Donald Sterling, the embattled former owner of the NBA's Los Angeles Clippers, filed for divorce from his wife Wednesday after a yearlong feud that ultimately saw him sell the team.
The actress starred as title character Raven Baxter on the Disney Channel sitcom
The singer and husband Narvel Blackstock were married 26 years and share one son.
The longtime couple have been together since 2003.