Change in coreboot[master]: soc/amd/common/block/psp: Add platform secure boot support

[ritul guru (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Marshall Dawson, Paul Menzel, Angel Pons, Aamir Bohra, Felix Held.
ritul guru has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/60968 )

Change subject: soc/amd/common/block/psp: Add platform secure boot support
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Patch Set 9:

(4 comments)

File src/soc/amd/common/block/psp/Kconfig:

https://review.coreboot.org/c/coreboot/+/60968/comment/6f27a75f_073463bd 
PS9, Line 34: help
> depends on SOC_AMD_COMMON_BLOCK_PSP_GEN2?

can you please elaborate on why you are suggesting this dependency?

File src/soc/amd/common/block/psp/psb.c:

https://review.coreboot.org/c/coreboot/+/60968/comment/51ba9452_56faf2c9 
PS9, Line 96: #define FUSE_STATUS_NOT_ALLOWED	0x09
            : #define FUSE_STATUS_FUSING_ERR	0x0a
            : #define FUSE_STATUS_BOOT_DONE	0x0b
> can be moved up.

these are used in fuse_status_to_string().

https://review.coreboot.org/c/coreboot/+/60968/comment/9ebb4739_aa8e11bf 
PS9, Line 187:
> extra tab.

extra space is added to split of printk line.

https://review.coreboot.org/c/coreboot/+/60968/comment/8b171740_18afdd50 
PS9, Line 210:
> extra tab.

extra space is added to split of printk line.