[XS] Change in coreboot[main]: mb/lenovo/t420: Use vendor default power limits

[Anastasios Koutian (Code Review)]

Anastasios Koutian has posted comments on this change by Anastasios Koutian. ( https://review.coreboot.org/c/coreboot/+/83280?usp=email )

Change subject: mb/lenovo/t420: Use vendor default power limits
......................................................................

Patch Set 6:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/83280/comment/6d82d9e3_d7464071?usp... :
PS6, Line 10:
> How can users test the effects?

Set TCC offset to 15 degrees Celcius in devicetree, compile and flash, run a stress test such as `$ stress-ng -c 8 --cpu-method matrixprod`. CPU temperature should not exceed Tjmax - TCCoffset, in the case of 3940XM with TCC offset = 15 CPU temperature stays at or below 90 degrees Celcius.