Hi Rob, On Tue, 28 Sept 2021 at 04:52, Rob Herring <robh@xxxxxxxxxx> wrote: > > On Thu, Sep 23, 2021 at 03:54:52PM +0900, Daniel Palmer wrote: > > The "activity" trigger can be used as the default but it's currently > > undocumented so validating a devicetree that uses it causes a warning. > > It is preferred to use 'function' and LED_FUNCTION_CPU. Is there some > reason that can't be used? LED_FUNCTION_CPU seems to be tied to drivers/leds/trigger/ledtrig-cpu.c which I think serves the same purpose but does it a slightly different way. Would adding LED_FUNCTION_ACTIVITY work? Thanks, Daniel