net: dsa: mt7530: add support for in-band link status

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Read link status from SGMII PCS for in-band managed 2500Base-X and
1000Base-X connection on a MAC port of the MT7531. This is needed to
get the SFP cage working which is connected to SGMII interface of
port 5 of the MT7531 switch IC on the Bananapi BPi-R3 board.
While at it also handle an_complete for both the autoneg and the
non-autoneg codepath.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Daniel Golle 2022-09-21 01:23:14 +01:00 • committed by David S. Miller

parent 793cc3c78e

commit e19de30d20

2 changed files with 38 additions and 13 deletions

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50

drivers/net/dsa/mt7530.c

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1

drivers/net/dsa/mt7530.h

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