Hi Wolfram, On Wed, Oct 17, 2018 at 2:21 PM Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote: > > be fixed in its driver. It probably could be a generic driver, or? > > Wishful thinking. Setting the passthrough mode is probably not default, > so it is device specific. According to the block diagram in https://www.semiconductorstore.com/pdf/newsite/siliconimage/SiI9022a_pb.pdf, it has "Registers & Config Logic", and a separate internal "I²C Master". Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds