Hi Michael, just a drive-by-comment: On Mon, Jul 6, 2020 at 7:57 PM Michael Walle <michael@xxxxxxxx> wrote: > Add a pwm-fan mapped to the PWM channel 0 which is connected to the > fan connector of the carrier. > > Signed-off-by: Michael Walle <michael@xxxxxxxx> If you have a cooling device like this, do you also have a temperature sensor? In that case it makes sense to add a thermal zone and a policy, such as I did for a device in 6e97f0aaca4ca778905dd1dc667cbf379f4cae15 Yours, Linus Walleij