On Sun, Feb 23, 2020 at 11:10:50AM +0100, Ondřej Jirman wrote: > Hello, > > On Sun, Feb 23, 2020 at 11:29:07AM +0800, Chen-Yu Tsai wrote: > > Hi, > > > > On Sun, Feb 23, 2020 at 5:40 AM Ondrej Jirman <megous@xxxxxxxxxx> wrote: > > > > > > This enables passive cooling by down-regulating CPU voltage > > > and frequency. > > > > Please state for the record how the trip points were derived. Were they from > > the BSP? Or the user manual? > > The values are taken from the BSP for A83T: > > https://megous.com/git/linux/tree/drivers/thermal/sunxi-temperature.c?h=a83t-3.4-bsp-tbs-a711#n747 > > The datasheet only mentions recommended Ta (ambient operating temperature) range > -20 to +70°C. So die voltages will be larger than that. I guess that roughly > matches the BSP values. Can you put that in the commit log? Thanks! Maxime
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