Thanks Sören, Am 12.11.19 um 09:44 schrieb Sören Moch: > On 12.11.19 09:16, Markus Reichl wrote: >> Hi Kever, >> >> have a rk3399-roc-pc running mainline U-Boot and kernel and vdd_log is >> showing 1118 mV. >> Is this a danger for the board? > I think yes. What I read vdd_log on rk3399 must not exceed 1.0V. >> How to fix it? > You probably need to do something like [1]. will measure and come up with a patch. > > [1] https://patchwork.kernel.org/patch/11173465/ > > Gruß, > Sören >> Btw. vin-supply for this pwm-regulator is ignored and I could not find it >> in bindings doc. >> > Gruß, -- Markus Reichl