[PATCH v5 3/3] ARM: dts: sun8i-r40: Add thermal trip points/cooling maps

Samuel Holland samuel at sholland.org
Mon Jul 4 22:07:49 PDT 2022


On 5/16/22 8:36 PM, qianfanguijin at 163.com wrote:
> From: qianfan Zhao <qianfanguijin at 163.com>
> 
> For the trip points, I used values from the BSP code.
> 
> The critical trip point value is 30°C above the maximum recommended
> ambient temperature (85°C) for the SoC from the datasheet, so there's
> some headroom even at such a high ambient temperature.
> 
> Signed-off-by: qianfan Zhao <qianfanguijin at 163.com>

Reviewed-by: Samuel Holland <samuel at sholland.org>
Tested-by: Samuel Holland <samuel at sholland.org>

which took quite a while to hit the passive trip point:

# cat /sys/class/thermal/cooling_device0/stats/time_in_state_ms
state0  1374892
state1  1499
state2  0
state3  0
state4  0



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