[M] Change in coreboot[main]: mb/google/brox: Fix booting to kernel without battery

[Sowmya Aralguppe (Code Review)]

Attention is currently required from: Eric Herrmann, Forest Mittelberg, Kapil Porwal, Karthik Ramasubramanian, Keith Short, Nick Vaccaro, Paul Menzel, Rishika Raj, Shelley Chen, Subrata Banik.

Sowmya Aralguppe has posted comments on this change by Sowmya Aralguppe. ( https://review.coreboot.org/c/coreboot/+/83752?usp=email )

Change subject: mb/google/brox: Fix booting to kernel without battery
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Patch Set 5:

(3 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/83752/comment/a4c79ef8_5a060637?usp... :
PS4, Line 7: Booting
> booting

Done

https://review.coreboot.org/c/coreboot/+/83752/comment/48bf6c75_a54b1eb8?usp... :
PS4, Line 9: When battery is disconnected and only adaptor is connected
           : higher PL2 power draw causes cpu brown out and system does not
           : boot to kernel. To avoid this set Boot frequency UPD to 1.
           : Reduce PL4 value to overcome power spikes from SoC during boot.
           : Remove Psys implementation since it impacts active state
           : platform performance.
> Please reflow for 72 characters per line.

Done

File src/mainboard/google/brox/variants/brox/ramstage.c:

https://review.coreboot.org/c/coreboot/+/83752/comment/0f93438a_0ec7e1cf?usp... :
PS4, Line 19: 		.pl1_min_power = 15000,
> Please also mention this (and below) in the commit message. […]

Done