[PATCH net-next 1/3] dt-bindings: net: dsa: mt7530: replace label = "cpu" with proper checks
Florian Fainelli
f.fainelli at gmail.com
Mon Sep 12 10:59:01 PDT 2022
On 9/12/22 10:50, Vladimir Oltean wrote:
> The fact that some DSA device trees use 'label = "cpu"' for the CPU port
> is nothing but blind cargo cult copying. The 'label' property was never
> part of the DSA DT bindings for anything except the user ports, where it
> provided a hint as to what name the created netdevs should use.
>
> DSA does use the "cpu" port label to identify a CPU port in dsa_port_parse(),
> but this is only for non-OF code paths (platform data).
>
> The proper way to identify a CPU port is to look at whether the
> 'ethernet' phandle is present.
>
> Signed-off-by: Vladimir Oltean <vladimir.oltean at nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli at gmail.com>
--
Florian
More information about the Linux-mediatek
mailing list