Re: How do I choose an arbitrary minor number for my tty device?

From: Greg KH
Date: Thu Nov 18 2010 - 10:45:38 EST


On Thu, Nov 18, 2010 at 09:31:17AM -0600, Timur Tabi wrote:
> Greg KH wrote:
>
> > You need to create one as you really have a "bus" here, as you
> > described.
>
> What about the fact that it's an Open Firmware driver? My driver gets probed
> for each byte channel node in the device tree.
>
> I'm still not sure why you think I have a bus. I don't see where the UART
> drivers register a bus, and there's not a whole lot different between a byte
> channel and a UART.

But they are obviously two different things, right?

> > Please take a step back and go to your original message where you
> > described something like "we have a bus and devices we discover on the
> > bus and they have ids".
>
> I never said we have a bus. There is no entity that conglomerates the byte
> channels.

Why not? It sounds like there should be, right? That would make things
much easier for you in the end from what I can tell.

thanks,

greg k-h
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