Backport more upstream patch to include all the fixes pushed upstream and
add all the preliminary patch for multi-serdes support.
While at it also move 2 patch in the 6xx numbering to the 000-1xx backport
numbering to keep things tidy.
All the affected patch manually and automatically refreshed.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
[ add comment, renumber patch, add more patch, fix PCS patch ]
Link: https://github.com/openwrt/openwrt/pull/22479
(cherry picked from commit c5a8ddd0ac)
Link: https://github.com/openwrt/openwrt/pull/22820
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>