On Mon, Sep 28, 2026 at 12:13:19PM +0200, Vincent Jardin wrote:
>
> The 1x100GE + 4x25G split of SerDes 1 is in next since v1, commit
> 035d68fc36b5 ("lx2160: add lx2160_serdes split and management").
>
> v4 builds on it with incremental patches to ease reviews, but with
> many reworks:
>
> - No more command that re-groups the lanes at the prompt: the MC has
> already started. Use hwconfig
> - hwconfig values are named based on needed cases:
> serdes1:split becomes serdes1:100g4x25g (patch 2)
> - Use a table
> - One patch per new mode: 2x40GE, 1x40GE + 4x10G and 1x100GE + 4x10G
> - Rewrite documentation
> - Add and apply to nbxv3
>
> It is now mainly tested on a Nodebox v3
> setenv hwconfig serdes1:<mode>
> saveenv
> reset
>
> - print checks using lx2160_serdes status 1
> - in Linux, with the matching MC DPC, DPL: each case has its netdevices
>
> v3: https://lore.kernel.org/u-boot/[email protected]/
> v2: https://lore.kernel.org/u-boot/[email protected]/
>
> Changes in v4:
> - rebased on next, incremental over v1 instead of replacing it
> - 1/10 (new): drop `lx2160_serdes split`
> - 2/10 (new): rename serdes1:split to serdes1:100g4x25g
> - 3/10 (new): use a table to set SD1
> - 4/10 (new): report invalid serdes1 names
> - 5/10 (new): refuse once the MC runs
> - 6/10, 7/10, 8/10: resp. v3 2/5, 3/5, 4/5: add other modes
> - 9/10: v3 5/5, rewritten doc
> - 10/10 (new): apply sd1 for the nbxv3
>
> Vincent Jardin (10):
> board: lx2160a: serdes: drop the split subcommand
> board: lx2160a: serdes: rename serdes1:split to serdes1:100g4x25g
> board: lx2160a: serdes: set SD1 with a table
> board: lx2160a: serdes: report unknown SD1 cases
> board: lx2160a: serdes: no SD1 config once MC runs
> board: lx2160a: serdes: add serdes1:2x40g
> board: lx2160a: serdes: add serdes1:40g4x10g
> board: lx2160a: serdes: add serdes1:100g4x10g
> doc: lx2160a: document the sd1 hwconfig option
> board: nbxv3: apply sd1 hwconfig before MC starts
>
> .../cpu/armv8/fsl-layerscape/doc/README.soc | 7 +
> board/nxp/lx2160a/eth_lx2160aqds.c | 4 +-
> board/nxp/lx2160a/nbxv3/eth_nbxv3.c | 3 +
> board/nxp/lx2160a/serdes_split.c | 588 ++++++++++++++----
> board/nxp/lx2160a/serdes_split.h | 16 +-
> doc/README.fsl-hwconfig | 61 ++
> 6 files changed, 556 insertions(+), 123 deletions(-)Those two doc files, has anyone asked you to please convert them to rST and then update them? And, I don't hate the idea of doing that as a follow-up, but since we have people touching the files that understand the content, this is the time to convert. Thanks! -- Tom
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