> > +- rfa-enable: enable request for acknowledge. > > + If RFA is enabled, the data byte includes the RFA bit and device will > wait > > + and check acknowledge from device. > > You didn't answer my question as to why this should be in the DT. > > > According to the RFA enable, the easy scale pin works differently. > This value should be set before the first data transfer. Sure, things works differently if this is set. That I understood. What I haven't heard is a rationale as to why this configuration option shuold be in the DT. Can I enable this on all implementations, or not? When would I enable this and when would I not? The property reads like a switch to turn a feature on, rather than the description of the presence of a feature. Mark. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html