Re: [PATCH v7 5/7] media: i2c: add DS90UB960 driver

Andy Shevchenko
2023-01-26T10:21:57Z

On Thu, Jan 26, 2023 at 10:41:47AM +0200, Tomi Valkeinen wrote:
> On 25/01/2023 17:27, Andy Shevchenko wrote:

...

> > But I probably don't understand the ATR structure and what exactly we need to
> > pass to it, perhaps it also can be replaced with properties (note, that we have
> > some interesting ones that called references, which is an alternative to DT
> > phandle).
>
> Well, maybe this needs a Linux bus implementation. I'm not that familiar
> with implementing a bus, but I think that would make it easier to share data
> between the deserializer and the serializer. A bus sounds a bit like an
> overkill for a 1-to-1 connection, used by a few drivers, but maybe it
> wouldn't be too much code.

Have you looked at auxiliary bus (appeared a few releases ago in kernel)?

--
With Best Regards,
Andy Shevchenko