2022-07-20 Meeting notes
Date
Jul 20, 2022
Participants
@Mike Holmes
@Shashi Mallela
@Lorenzo Pieralisi
@Niyas Sait (Deactivated)
@julianus.larson
Fujang (CIX)
Bob (CIX)
Steve (CIX)
Jammy (CIX)
Discussion topics
Presenter | Notes |
|---|---|
| Review Platform statistics for ACPI support Agreed to tackle power management first. Lorenzo - CPU Power management seems already solved but device power management seems tricky. Jammy - Client PCs have big.LITTLE cores and might be missing the processor level management support. Fugang - Find a reference platform with power management capabilities based on DT |
Action items
@Lorenzo Pieralisi to look at SCMI and ACPI
@Shashi Mallela to look at RD-N2 FVP suitability as another platform reference
@Shashi Mallela to look at power management tests in FWTS
@Fugang Duan / CIX to look at TF-A and SCP
raspberry pi 4b TF-A code:
raspberry pi 4b:
no SCP firmware
@Fugang Duan / CIX to look at raspberry pi power management
Update raspberry pi power features support as below table.
Distribution:
2022-04-04-raspios-bullseye-arm64.img.xz
kernel: 5.15.32-v8+