[XS] Change in coreboot[master]: soc/intel/mtl: Change default for debug consent from 3 to 6

[Kane Chen (Code Review)]

Attention is currently required from: Kapil Porwal, Paul Menzel, Sridhar Siricilla, Tarun Tuli.

Kane Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/76880?usp=email )

Change subject: soc/intel/mtl: Change default for debug consent from 3 to 6
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Patch Set 3:

(3 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/76880/comment/4f7d7ba3_c1b3bcbe :
PS2, Line 7: Set SOC_INTEL_METEORLAKE_DEBUG_CONSENT to 6
> Maybe: […]

Done

https://review.coreboot.org/c/coreboot/+/76880/comment/7b1961d6_30febdfb :
PS2, Line 9: SOC_INTEL_METEORLAKE_DEBUG_CONSENT=6 is more common use case
           : for soc debug with usb dbc.
> Please extend, and so why it is more common.

Done

File src/soc/intel/meteorlake/Kconfig:

https://review.coreboot.org/c/coreboot/+/76880/comment/013f0019_fa38aed3 :
PS2, Line 357: 0:Disabled, 2:Enabled Trace Active, 4:Enabled Trace Ready,
             : 	  6:Enable Trace Power-Off, 7:Manual
> So 3, used before wasn’t even a valid value?

3 is not used in MTL.
pls refer to PlatformDebugOption src/vendorcode/intel/fsp/fsp2_0/meteorlake/FspmUpd.h