He is donating the money to the Newham and Essex Beagles Athletics Club
'Laps' is the lead single for the Plaistow rapper's fourth studio album 'On Purpose With Purpose'
The tour is set to kick off in March
The album follows his critically-lauded major label debut 'Conflict Of Interest'
The likes of Channel Tres, Hudson Mohawke, Rustie, Shy FX and Flohio are also on the bill for the South London festival
Check out the acts performing at this year's Glastonbury here
The London rapper also revealed that he's been "dabbling" in the studio on new material
Little Simz and Dave flew the flag high for Britain's flourishing scene
The rapper took home the Best Hip Hop/Rap/Grime Act award and closed the show with a pyrotechnic-fuelled performance
Check out the single 'Popstar' as the south London rapper tells us about his new project featuring Ghetts, Krept & Konan and Avelino