> >Yes, one can't mix i2c_add_numbered_adapter and i2c_add_adapter well, > >and this is even documented. However, since you are DT only, this > >doesn't apply. > > > I have not seen any documentation to regarding this topic. man i2c_add_numbered_adapter ... * If no devices have pre-been declared for this bus, then be sure to * register the adapter before any dynamically allocated ones. Otherwise * the required bus ID may not be available. ... I was just referring to it to express that this is known behaviour and not a bug like I first assumed. > I remember adding an i2c multiplexer to an early beagleboard system years > ago. I think we were lucky that the fixed i2c bus addresses were probed > first, so they were not stolen by the multiplexer's dynamic allocations. You "need" a deferred probe for this clash to happen. > It would be useful also state that the i2c bus naming mechanism uses aliases > to name i2c buses. Care to send a patch? :) And are you interested in testing the bugfix patches I sent around? I tested them locally, but verification from the bug-reporter is always good. Thanks, Wolfram
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