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CONFIG_ARM_SCPI_PROTOCOL: ARM System Control and Power Interface (SCPI) Message Protocol

General informations

The Linux kernel configuration item CONFIG_ARM_SCPI_PROTOCOL:

Help text

System Control and Power Interface (SCPI) Message Protocol is defined for the purpose of communication between the Application Cores(AP) and the System Control Processor(SCP). The MHU peripheral provides a mechanism for inter-processor communication between SCP and AP.

SCP controls most of the power managament on the Application Processors. It offers control and management of: the core/cluster power states, various power domain DVFS including the core/cluster, certain system clocks configuration, thermal sensors and many others.

This protocol library provides interface for all the client drivers making use of the features offered by the SCP.

Hardware

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