Linq to SQL has this very simple model: DataContext and attributes [Table] and [Column] and no need for a config file.
But I understand Linq2SQL does not have a future.
How do I do something equivalent in entity framework?
(Equivalent = no config file)
In EF 4.1 Code-First you can configure your mapping in a fluent way as opposed to a config file.
It is convention based so it will infer lot of thing from your model (eg: Table column are automatically mapped to properties if both names match).EF Code First Model