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net: dsa: LAN9303: add I2C managed mode support

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In this mode the switch device and the internal phys will be managed via
I2C interface. The MDIO interface is still supported, but for the
(emulated) CPU port only.

Signed-off-by: Juergen Borleis <jbe@pengutronix.de>
CC: devicetree@vger.kernel.org
CC: robh+dt@kernel.org
CC: mark.rutland@arm.com
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Juergen Beisert
2017-04-18 10:48:26 +02:00
committed by David S. Miller
parent a1292595e0
commit be4e119f99
4 changed files with 193 additions and 0 deletions
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16
drivers/net/dsa/Kconfig
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@@ -50,4 +50,20 @@ config NET_DSA_MT7530
This enables support for the Mediatek MT7530 Ethernet switch
chip.
config NET_DSA_SMSC_LAN9303
tristate
select NET_DSA_TAG_LAN9303
---help---
This enables support for the SMSC/Microchip LAN9303 3 port ethernet
switch chips.
config NET_DSA_SMSC_LAN9303_I2C
tristate "SMSC/Microchip LAN9303 3-ports 10/100 ethernet switch in I2C managed mode"
depends on NET_DSA
select NET_DSA_SMSC_LAN9303
select REGMAP_I2C
---help---
Enable access functions if the SMSC/Microchip LAN9303 is configured
for I2C managed mode.
endmenu