Putting an end to ongoing speculation, the makers of Mani Ratnam's upcoming film have officially confirmed that AR Rahman will compose the music for the project. The announcement was made on Friday by Madras Talkies, which is producing the film in association with Lyca Productions and India Talkies.Rahman returns to Mani Ratnam's worldThe update comes amid recent buzz that young composer Sai Abhyankkar had been roped in for the film.