The left-back is widely known to be available, with his Barcelona career stalled and future prospects looking little brighter.
How credible the reports are is a different mattter. But, any deal may see André Santos moved forward to play a left-wing role, to account for his defensive short-comings.
Maxwell signed for Barcelona in 2009, having previously spent time at Internazionale and Ajax. Despite his long list of club honours, Maxwell has yet to represent Brazil in a full international.