[S] Change in flashrom[master]: flashchips: Add voltage data for several chips

[Martin L Roth (Code Review)]

Attention is currently required from: Anastasia Klimchuk, Chinmay Lonkar.

Martin L Roth has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/64259?usp=email )

Change subject: flashchips: Add voltage data for several chips
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Patch Set 4:

(3 comments)

File flashchips.c:

https://review.coreboot.org/c/flashrom/+/64259/comment/9fdb16d6_81442d32 :
PS4, Line 8451: {2700, 3300},
> https://html.datasheetq.com/pdf-html/123108/Intel/31page/28F008S3.html […]

Will update in follow-on patch.

https://review.coreboot.org/c/flashrom/+/64259/comment/8ba06fab_65fd7bf0 :
PS4, Line 8480: .voltage	= {2700, 3600},
For this, we probably just want to use 5v for external programmers so we can use the same voltage for read, write, and erase.

https://www.datasheetq.com/28F400BV-doc-Intel

5V or 12V Program/Erase
2.7V, 3.3V or 5V Read Operation

Will update in follow-on patch

https://review.coreboot.org/c/flashrom/+/64259/comment/81b00109_e13aaaa0 :
PS4, Line 8509: .voltage	= {2700, 3600},
I think this version should probably be 5V as well:

https://www.datasheetq.com/28F400CV-T-doc-Intel

5V or 12V Program/Erase
2.7V, 3.3V or 5V Read Operation

Will update in follow-on patch.