On 08.07.19 17:03, Marc Gonzalez wrote: > One problem is that since the internal bus is "created" (declared?) at run-time, > it doesn't seem possible to define it (or its client) in DT. Maybe declare it nested inside the si2168 device ? The driver then needs a piece of glue code for triggering device probing on that bus. (so, it really needs to provide a full blown i2c driver ?) --mtx -- Enrico Weigelt, metux IT consult Free software and Linux embedded engineering info@xxxxxxxxx -- +49-151-27565287