Change in coreboot[master]: soc/amd/common: Update SPI based on Kconfig & EFS instead of devtree

[Martin Roth (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Furquan Shaikh, Marshall Dawson, Karthik Ramasubramanian, Felix Held.
Hello build bot (Jenkins), Jason Glenesk, Raul Rangel, Furquan Shaikh, Marshall Dawson, Karthik Ramasubramanian, Felix Held,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/56959

to look at the new patch set (#2).

Change subject: soc/amd/common: Update SPI based on Kconfig & EFS instead of devtree
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soc/amd/common: Update SPI based on Kconfig & EFS instead of devtree

Get the settings for fast-read and mode from EFS, and reprogram those.
Program Normal reads, Alt-mode, and TPM speeds from Kconfig settings.

BUG=b:195943311
TEST=Boot and see that SPI was set to the correct speed & mode

Signed-off-by: Martin Roth 
Change-Id: I8a24f637b2a0061f60a8f736121d224d4c4ba69b
---
A src/soc/amd/common/block/include/amdblocks/psp_efs.h
M src/soc/amd/common/block/psp/Makefile.inc
A src/soc/amd/common/block/psp/psp_efs.c
M src/soc/amd/common/block/spi/fch_spi.c
4 files changed, 132 insertions(+), 25 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/59/56959/2