Merge branch 'code-clean-up'

Justin Chen says:

====================
code clean up

Clean up and streamlined some code that is no longer needed due to
older HW support being dropped.
====================

Link: https://patch.msgid.link/20260122194949.1145107-1-justin.chen@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>