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# Firmware list
- spm_firmware.bin
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# SPM introduction
SPM is able to turn off more power such as DRAM self-refresh mode and 26M clock off
when system is in suspend. Also, SPM helps support Vcore DVFS feature.
## Who uses it
Linux kernel system suspend and Vcore DVFS.
## How to load `spm_fimware.bin`
Use CBFS to load `spm_fimware.bin` to DRAM and SPM DMA loads it from dram to SPM SRAM.
## Return values
No return value.
## Version
`$ strings spm_firmware.bin | grep pcm_suspend`
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