net: mdio: realtek-rtl9300: Add polling documentation

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Add a detailed explanation how the hardware polling unit in the
Realtek Otto switches works. This simplifies developing future
patches and reviewing them.

Signed-off-by: Markus Stockhausen <markus.stockhausen@gmx.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20260831143439.2404484-3-markus.stockhausen@gmx.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Markus Stockhausen 2026-08-31 16:34:28 +02:00 • committed by Jakub Kicinski

parent c3a1b6763f

commit 1c86cd6937

1 changed files with 75 additions and 0 deletions

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drivers/net/mdio/mdio-realtek-rtl9300.c

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