[FS#107] ipq8065: no CPU governor, freq scaling and cpu freq info on R7800

[LEDE Bugs]

The following task has a new comment added:

FS#107 - ipq8065: no CPU governor, freq scaling and cpu freq info on R7800
User who did this - john (john)

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the router uses the performance governor and it is shown in sysfs. i have enabled the ondemand governor aswell now.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=107#comment292