CPU frequency setup for secondary core

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CPU frequency setup for secondary core

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netfish
Contributor I

How to setup and check clock frequency for secondary cores such as e200z4b,e200z2 cores on MPC5748G?

I cannot find any info, thanks

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davidtosenovjan
NXP TechSupport
NXP TechSupport

As this device has complex clocking, i would recommend to use excel tool, we are providing:

https://www.nxp.com/docs/en/application-note/AN5392.pdf

https://www.nxp.com/docs/en/application-note-software/AN5392SW.zip

Second core is clocked in S80 domain, its limit is 80MHz

davidtosenovjan_0-1622202977275.png

 

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