Qualcomm Subsystem Power Manager (SPM)

modulename: spm.ko

configname: CONFIG_QCOM_SPM

Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Qualcomm SoC drivers
└─>Qualcomm Subsystem Power Manager (SPM)
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Enable the support for the Qualcomm Subsystem Power Manager, used
to manage cores, L2 low power modes and to configure the internal
Adaptive Voltage Scaler parameters, where supported.

source code:
selects
CONFIG_QCOM_SCM

depends
CONFIG_ARCH_QCOM or CONFIG_COMPILE_TEST