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30 lines
697 B
30 lines
697 B
8 years ago
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SYSTEM PM
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System PM device is a virtual device that handles all CPU subsystem low power
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mode activties. When entering core shutdown, resource state that were requested
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from the processor may be relinquished and set to idle and restored when the
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cores are brought out of sleep.
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PROPERTIES
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- compatible:
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Usage: required
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Value type: <string>
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Definition: must be "qcom,system-pm".
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-mboxes:
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Usage: optional
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Value type: <phandle>
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Definition: phandle the TCS mailbox controller for the CPU subsystem.
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This property is generally set only for SoCs that use RPMH communication
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through a mailbox controller.
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EXAMPLE
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system_pm {
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compatible = "qcom,system-pm";
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mboxes = <&apps_rsc 0>;
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};
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