Other stars on the bill for the 2012 event include Asian Dub Foundation, Reverend and the Makers, Willy Mason, and Jonathan Richman.
The festival takes place from August 17-19 at De Montfort Hall and Gardens.
Early Bird tickets are currently on sale at 2010 prices of £95. Early bird tickets for 14-17-year-olds are £60 and for 5-13-year-olds £30.
Further acts and other entertainment over five stages will be confirmed in the coming weeks and months.
All camping for the 2012 Summer Sundae Weekender will be at Victoria Park because of building work at Regent College.
Public Image Ltd this week confirmed the release of their One Drop EP and upcoming album This Is PiL.
The John Lydon-fronted band play a one-off gig in March to celebrate the tenth anniversary of BBC Radio 6 Music at the Queen Elizabeth Hall at the Southbank Centre on March 16.
> John Lydon slams talent shows: 'Real artists would fail first round'
Listen to new Public Image Ltd track 'One Drop' below: