Re: [PATCH v3] phy: cadence-torrent: add support for three or more links using 2 protocols

[Siddharth Vadapalli <s-vadapalli@ti.com>]

On Sun, Aug 04, 2024 at 10:39:59PM +0530, Vinod Koul wrote:
> On 16-07-24, 15:54, Siddharth Vadapalli wrote:
> > The Torrent SERDES can support at most two different protocols (PHY types).
> > This only mandates that the device-tree sub-nodes used to represent the
> > configuration should describe links with at-most two different protocols.
> > 
> > The existing implementation however imposes an artificial constraint that
> > allows only two links (device-tree sub-nodes). As long as at-most two
> > protocols are chosen, using more than two links to describe them in an
> > alternating configuration is still a valid configuration of the Torrent
> > SERDES.
> > 
> > A 3-Link 2-Protocol configuration of the 4-Lane SERDES can be:
> > Lane 0 => Protocol 1 => Link 1
> > Lane 1 => Protocol 1 => Link 1
> > Lane 2 => Protocol 2 => Link 2
> > Lane 3 => Protocol 1 => Link 3
> > 
> > A 4-Link 2-Protocol configuration of the 4-Lane SERDES can be:
> > Lane 0 => Protocol 1 => Link 1
> > Lane 1 => Protocol 2 => Link 2
> > Lane 2 => Protocol 1 => Link 3
> > Lane 3 => Protocol 2 => Link 4
> > 
> > Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
> > ---
> > 
> > Hello,
> > 
> > This patch is based on linux-next tagged next-20240715.
> 
> Sorry this does not apply for me on phy/next, can you rebase..?

Thank you for pointing it out. I have rebased this patch on linux-next
tagged next-20240805 and have posted the v4 patch at:
https://lore.kernel.org/r/20240805092607.143869-1-s-vadapalli@ti.com/

Regards,
Siddharth.

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