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

[Angel Pons (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, ritul guru, Marshall Dawson, Paul Menzel, Aamir Bohra, Fred Reitberger, Felix Held.
Angel Pons 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 18: Code-Review+1

(2 comments)

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

https://review.coreboot.org/c/coreboot/+/60968/comment/a4c17435_9df1d8ef 
PS18, Line 19: #define PSB_TEST_STATUS_PASS		0x00
nit: add another tab

https://review.coreboot.org/c/coreboot/+/60968/comment/91597dc0_e9c2dc89 
PS18, Line 135: 	*status = read32p((psp_mmio + PSB_STATUS_OFFSET));
One set of parentheses is enough:

*status = read32p(psp_mmio + PSB_STATUS_OFFSET);