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Date:   Fri, 29 Apr 2022 02:10:12 +0000
To:     Nathan Rossi <>
Subject: Re: [PATCH v2] net: dsa: mv88e6xxx: Single chip mode detection for


This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <>:

On Wed, 27 Apr 2022 13:09:28 +0000 you wrote:
> The mv88e6xxx driver expects switches that are configured in single chip
> addressing mode to have the MDIO address configured as 0. This is due to
> the switch ADDR pins representing the single chip addressing mode as 0.
> However depending on the device (e.g. MV88E6*41) the switch does not
> respond on address 0 or any other address below 16 (the first port
> address) in single chip addressing mode. This allows for other devices
> to be on the same shared MDIO bus despite the switch being in single
> chip addressing mode.
> [...]

Here is the summary with links:
  - [v2] net: dsa: mv88e6xxx: Single chip mode detection for MV88E6*41

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