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dt-bindings: net: mdio-gpio: add compatible for microchip,mdio-smi0 

Microchip SMI0 Mode is a special mode, where the MDIO Read/Write
commands are part of the PHY Address and the OP Code is always 0. We add
the compatible for this special mode of the bitbanged mdio driver.

Cc: devicetree@vger.kernel.org
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Grzeschik 2021-04-27 09:09:09 +02:00 committed by David S. Miller
parent 60a3647600
commit 61b405985a
1 changed files with 1 additions and 0 deletions
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Documentation/devicetree/bindings/net/mdio-gpio.txt
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@ -2,6 +2,7 @@ MDIO on GPIOs
Currently defined compatibles:
- virtual,gpio-mdio
- microchip,mdio-smi0
MDC and MDIO lines connected to GPIO controllers are listed in the
gpios property as described in section VIII.1 in the following order: