Re: [PATCH 1/7] Documentation: dt: net: Update the ath9k binding for SoC devices

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On Tuesday, March 28, 2017 5:18:37 PM CEST Andrew Lunn wrote:
> > But LEDE/OpenWRT rely on the firmware loading API more than ever and 
> > currently there is not a replacement for it.
> 
> ....
> 
> 
> > I looked into 10-ath9k-eeprom [0] of LEDE's AR71XX target and I noticed
> > that quite a few devices patch the MACs of the wifi.
> > If you look at the code for the Airtight C-55 and C-60, Meraki MR18,
> > Meraki Z1, you'll notice that each one has to add a fixed value (+1,
> > +2, ...) to the extraced MAC-Address. So how would you replicate this,
> > with "nvmem-cell-names = address" without some sort of 
> > nvmem-provider-processor?
> 
> ...
>  
> > https://github.com/lede-project/source/blob/master/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c#L1204
> > 
> > and grep lists the following devices:
> > mach-dgl-5500-a1.c, mach-dhp-1565-a1.c, mach-dir-505-a1.c, mach-dir-615-c1.c
> > mach-dir-615-i1.c, mach-dir-825-b1.c, mach-dir-825-c1.c, mach-tew-673gru.c
> > mach-tew-712br.c, mach-tew-732br.c, mach-tew-823dru.c
> 
> I would say a big part of the problem is that all of these use cases
> are outside of mainline. Why should mainline support something which
> is not actually used in mainline.
> 
> So i would suggest your first step is to bring some of these devices
> into mainline. Once in mainline, it becomes a mainline issue, and
> people will help get it solved.
>
Oh, in that case you should probably go "all out" and ask on the 
LKML to remove all of the ath9k and ath10k ahb work. From what I
know all the "users" are running some sort of OpenWRT/LEDE or a 
derivative. This is because Atheros/QCA provided a SDK based on
OpenWRT.

Alban has been trying to convert the platform to device-tree
and add them to the mainline for a while now:
 
https://patchwork.kernel.org/patch/6514551/

So, you are questioning this work as well.

Thanks,
Christian
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