Quoting myself:

> 1* Elektor depends on ISA.
> 2* ELV and Velleman do not depend on ISA.
> 3* i2c-isa is M by default, and has an additional help text
> 4* via686a autoselects i2c-isa
> 5* i2c-isa doesn't depend on ISA

Here's the patch: