Re: [RFC PATCH 0/3] UART slave device bus
From: One Thousand Gnomes
Date: Thu Aug 18 2016 - 10:41:01 EST
On Thu, 18 Aug 2016 12:57:59 +0200
Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Aug 18, 2016 at 12:54:15PM +0200, H. Nikolaus Schaller wrote:
> > Hi Pavel,
> >
> > > Am 18.08.2016 um 12:47 schrieb Pavel Machek <pavel@xxxxxx>:
> > >
> > >
> > >>
> > >> Thereof 4 files, ~260 changes w/o gps demo and documentation/bindings.
> > >
> > > So what do you use for the serial devices? platform_device was vetoed
> > > for that purpose by Greg.
> >
> > device tree?
>
> No.
>
> This patchset from Rob is the way I have been saying it should be done
> for years now. Yes, a "bus" takes up more boilerplate code (blame me
> for that), but overall, it makes the drivers simpler, and fits into the
> rest of the kernel driver/device model much better.
The basic problem is that the bus should be tty_ports not uart, fix that
and the rest starts to make sense.
Alan