You can bind to a static method
Html.DevExpress().GridView(
settings =>
{
settings.Name = "dgrTest"; // you must have an name ( in general for all devexpress controls )
//....
}).BindList(MyApp.NameSpace.StaticClass.MyStaticMethod()).GetHtml()
in your class
namespace MyApp.NameSpace
public static class StaticClass
{
public static Model MyStaticMethod()
{
//...
}
}