net: dsa: mv88e6xxx: Workaround missing PHY ID on mv88e6390

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The internal PHYs of the mv88e6390 do not have a model ID. Trap any
calls to the ID register, and if it is zero, return the ID for the
mv88e6390. The Marvell PHY driver can then bind to this ID.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Andrew Lunn 2017-02-01 03:40:05 +01:00 • committed by David S. Miller

parent 1f3d62090d

commit da9f33018e

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drivers/net/dsa/mv88e6xxx/chip.c

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