Change in coreboot[master]: mb/google/volteer: Enable external bypass, clkgate & phygate

[Sukumar Ghorai (Code Review)]

Attention is currently required from: Shreesh Chhabbi.
Sukumar Ghorai has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50290 )

Change subject: mb/google/volteer: Enable external bypass, clkgate & phygate
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Patch Set 6:

(1 comment)

Patchset:

PS6:
> Can you please capture in the commit message - what is the deepest S0ix state expected and what is o […]

From Delbin:
localhost ~ # cat /sys/kernel/debug/pmc_core/substate_residencies 
status substate residency
Enabled  S0i2.0 0              
Enabled  S0i2.1 0              
         S0i2.2 0              
Enabled  S0i3.0 0              
Enabled  S0i3.1 337578         
         S0i3.2 0              
         S0i3.3 0              
         S0i3.4 0