[S] Change in coreboot[master]: soc/intel/alderlake: Implement `soc_is_ish_partition_enabled` override

[Subrata Banik (Code Review)]

Attention is currently required from: SRIDHAR SIRICILLA, Tarun Tuli, Kangheui Won, Kapil Porwal, Dinesh Gehlot.

Hello SRIDHAR SIRICILLA, Tarun Tuli, Kangheui Won, Kapil Porwal, Dinesh Gehlot,

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

https://review.coreboot.org/c/coreboot/+/74532

to look at the new patch set (#3).

Change subject: soc/intel/alderlake: Implement `soc_is_ish_partition_enabled` override
......................................................................

soc/intel/alderlake: Implement `soc_is_ish_partition_enabled` override

This patch implements `soc_is_ish_partition_enabled()` override to
uniquely identify the SKU type between UFS and non-UFS to conclude
if ISH partition is enabled and need to retrieve the ISH version from
CSE FPT by sending HECI command.

TEST=Able to uniquely identify the UFS and non-UFS SKUs while booting
to google/rex.

Signed-off-by: Subrata Banik 
Change-Id: I7771aebb988f11d9d1b2824aa28e6f294fd67c25
---
M src/soc/intel/alderlake/chip.c
1 file changed, 35 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/32/74532/3