Re-opening this issue: #416
In the sample (and a lot of online documentation) it seems you should be able to provide a customConfig
https://github.com/openshift/cluster-nfd-operator/blob/master/config/samples/nfd.openshift.io_v1_nodefeaturediscovery.yaml#L126
This was removed from the CRD in this commit: f09d507
But was not removed from the example or the docs.