Change in flashrom[master]: ich_descriptors: Add explicit checks for all chipsets

[David Hendricks (Code Review)]

Attention is currently required from: Nico Huber, Michał Żygowski, Jonathan Zhang, Angel Pons.
David Hendricks has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/57793 )

Change subject: ich_descriptors: Add explicit checks for all chipsets
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Patch Set 3:

(4 comments)

Commit Message:

https://review.coreboot.org/c/flashrom/+/57793/comment/c40a41b3_3ff2c415 
PS1, Line 9: CB:55651
> Please reference merged commits by their commit hash, e.g. […]

Done

File ich_descriptors.c:

https://review.coreboot.org/c/flashrom/+/57793/comment/ce10add0_f3071c18 
PS1, Line 962: 			warn_peculiar_desc(content->ICCRIBA > 0x34, "C620 series");
> Another case,

Done

https://review.coreboot.org/c/flashrom/+/57793/comment/03a33642_4c10e4c1 
PS1, Line 965: 		warn_peculiar_desc(content->ICCRIBA != 0x31, "100 series");
> and another one. Basically, if there is an expression given as the first […]

Good point about `warn_if` - I've removed that as well.

https://review.coreboot.org/c/flashrom/+/57793/comment/d9ee735d_504a9f51 
PS1, Line 968: 		if (content->ICCRIBA != 0x34)
             : 			msg_pwarn("Unknown flash descriptor, assuming 300 series compatibility.\n");
here too