AMD Mobile Athlon/Duron PowerNow!

modulename: powernow-k7.ko

configname: CONFIG_X86_POWERNOW_K7

Linux Kernel Configuration
└─>Power management and ACPI options
└─>CPU Frequency scaling
└─>AMD Mobile Athlon/Duron PowerNow!
In linux kernel since version 2.6.12 )
This adds the CPUFreq driver for mobile AMD K7 mobile processors.

For details, take a look at <a href="https://www.kernel.org/doc/Documentation/cpu-freq/">Documentation/cpu-freq/</a>.

If in doubt, say N.
source code: