On Thu 2017-02-09 21:07:35, Paulo Costa wrote:
> Currently there is one CPU led trigger per cpu ('cpu0', 'cpu1', ...)
>
> This patch adds a new trigger, 'cpu', with brightness proportional to
> the number of active CPUs.
>
> If multiple brightness levels aren't supported on the LED,
> it effectively indicates if there is any CPU active.
>
> This is particularly useful on tiny linux boards with more CPU cores than LED pins.
>
> Signed-off-by: Paulo Costa <me@xxxxxxxxxxxxxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
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