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net: introduce MDIO DM class for MDIO devices

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Adds UCLASS_MDIO DM class supporting MDIO buses that are probed as
stand-alone devices.  Useful in particular for systems that support
DM_ETH and have a stand-alone MDIO hardware block shared by multiple
Ethernet interfaces.

Signed-off-by: Alex Marginean <alexm.osslist@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Alex Marginean
2019-06-03 19:10:30 +03:00
committed by Joe Hershberger
parent 149468699e
commit c3452b50c3
6 changed files with 184 additions and 0 deletions
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13
drivers/net/Kconfig
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@@ -11,6 +11,19 @@ config DM_ETH
This is currently implemented in net/eth-uclass.c
Look in include/net.h for details.
config DM_MDIO
bool "Enable Driver Model for MDIO devices"
depends on DM_ETH && PHYLIB
help
Enable driver model for MDIO devices
Adds UCLASS_MDIO DM class supporting MDIO buses that are probed as
stand-alone devices. Useful in particular for systems that support
DM_ETH and have a stand-alone MDIO hardware block shared by multiple
Ethernet interfaces.
This is currently implemented in net/mdio-uclass.c
Look in include/miiphy.h for details.
menuconfig NETDEVICES
bool "Network device support"
depends on NET