According to Digitimes, AMD is expected to start testing its next generation Fusion platform in Q1 2011.
The new platform, codenamed Deccan, is a sequel to Brazos and it will be based on the Krishna APU and Yuba FCH. Brazos on the other hand uses the Ontario APU and Hudson FCH.
It is expected that the Deccan platform should sample sometime in mid-2011 and mass production is expected towards the end of the year.
More here.