Re: [PATCH 3/5] arm64: dts: rockchip: Improve LEDs on NanoPi R6C/R6S

["Heiko Stübner" <heiko@sntech.de>]

Am Mittwoch, 12. Juni 2024, 22:48:12 CEST schrieb Sebastian Kropatsch:
> Move led-3 node into NanoPi R6C/R6S's source files since they have
> different functionalities on each board: On the R6S this LED is used
> to signal LAN2 link up, while on the R6C this LED does not have a
> pre-defined purpose.
> 
> In addition to that:
>     - Remove deprecated label property
>     - Add color and function properties
>     - Add linux,default-trigger to trigger on Ethernet link

Again, please don't group unrelated changes together into one patch.
It makes things hard to read and hard to follow the changes.

> 
> Signed-off-by: Sebastian Kropatsch <seb-dev@mail.de>
> ---
> 
> DT validation doesn't like the 'linux,default-trigger = "stmmac-0:01:link"'
> properties, since "*:link" is not a valid value according to
> [Documentation/devicetree/bindings/leds/common.yaml]. These LEDs do
> have the specific purpose to show if an Ethernet link is up though.
> There is one LED for each Ethernet port and they are labeled WAN and
> LAN.
> Using the 'linux,default-trigger' like this does work perfectly fine
> with this solution. I could not find another way to achieve this. Please
> let me know if there is a better way.
> Maybe it would also be valid to add an entry to the DT bindings file to
> allow "*:link" as a value for 'linux,default-trigger'?

correct. If needed, things should be added to binding.


Heiko



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