aw_thermal breakage on Allwinner H3 SoC

[Jared McNeill]

On Tue, 25 Oct 2016, Milan Obuch wrote:

> One more observation: booting verbose shows following
> aw_thermal0: <Allwinner Thermal Sensor Controller> mem 0x1c25000-0x1c253ff irq 29 on simplebus0
> aw_thermal0: #0: alarm 42C hyst 15C shut 65C
>
> which is for me wrong - shutdown temperature 65 degrees is unacceptably
> low.

In r308833 I've increased the shutdown temperature to 105 as well as 
adjusted the temperature conversion formulas to match the BSP. Along with 
that, I've bumped the alarm threshold to 90C. It's working well on the two 
different H3 boards I have, can you give it a shot?

Cheers,
Jared