[PATCH 3/3] arm64: dts: armada-3720-espressobin: wire up LED2

Andrew Lunn andrew at lunn.ch
Wed Mar 21 06:19:30 PDT 2018


On Wed, Mar 21, 2018 at 11:50:05AM +0100, Uwe Kleine-König wrote:
> The led is connected to MPP1_2.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
> ---
> Note the LED doesn't work for me on two different boards.

Do you have a board it does work with?

> But the voltage levels on one side of the LED changes from 1.76V to
> 0V when enabling the LED. So there is probably something fishy,
> don't know if it is hardware or software related.

I think we should not apply this patch until we get a better idea why
it does not work. Is 1.76V not enough? Is the LED mounted the wrong
way around? Not enough current?

    Andrew



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