[PATCH v2 24/28] pinctrl: Add support for the Lantic PEF2256 pinmux

Herve Codina herve.codina at bootlin.com
Tue Aug 8 00:36:26 AEST 2023


Hi Linus, Andrew,

On Mon, 7 Aug 2023 15:17:11 +0200
Andrew Lunn <andrew at lunn.ch> wrote:

> On Mon, Aug 07, 2023 at 03:06:42PM +0200, Linus Walleij wrote:
> > On Mon, Aug 7, 2023 at 3:05 PM Linus Walleij <linus.walleij at linaro.org> wrote:
> >   
> > > > Signed-off-by: Herve Codina <herve.codina at bootlin.com>  
> > >
> > > So it is a bridge chip? Please use that terminology since Linux
> > > DRM often talks about bridges.  
> > 
> > Replying to self: no it's not a bridge, it's a WAN thingy.
> > 
> > So perhaps write that this is a WAN interface adapter chip.  
> 
> Hi Linus
> 
> In the E1/T1/J1 world, framer is a well understood concept. Maybe the
> text needs a bit more background information to explain what this is
> to somebody who does not have an old school telecoms background.
> 
>    Andrew

Maybe I can add in my commit log:
--- 8< ---
This kind of component can be found in old telecommunication system.
It was used to digital transmission of many simultaneous telephone calls
by time-division multiplexing. Also using HDLC protocol, WAN networks
can be reached through the framer.
--- 8< ---

Do you think it will be better ?

Regards,
Hervé Codina

-- 
Hervé Codina, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com


More information about the Linuxppc-dev mailing list