>> I reopened the Trac ticket for this issue to clarify with railML 2.2:
>>
>> http://trac.assembla.com/railML/ticket/112#comment:10
>
> I agree with the idea to change the type of the register's name from
> string to an enumeration list.
Me not ... sorry to change the opinion to this aspect.
As agreed at the meeting in Zurich we will implement a free string
attribute in the XML Schema, but provide an additional XML file with
pre-defined values for this attribute.