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Low Power feature | Linux framework | Arm64 |
|---|---|---|
cpu,smp | Y | Y |
cpu,hotplug | Y | Y |
dvfs | Y | acpi system IO can be used for arm If using smc to atf for arm, it requires to add patch to support. |
cpuidle | Y | Y |
powerdomain | Y | Y |
suspend | Y | N |
runtime pm | Y | Y |
devfreq | N | N |
thermal | Y | N |
regulator | No needed | No needed |
clocktree | No needed | No needed |
2. Sky1 Linux ACPI for Arm64 platform low power solution and plan
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