Comment 38 for bug 1047527

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Ming Lei (tom-leiming) wrote : Re: [Bug 1047527] Re: Dual-Role OTG device on non-HNP port - unable to enumerate USB device on port 1

@Joseph Salisbury, yes, it is not needed at least in i386 and amd64.

For arm arch, some machine may need the option enabled if there are
otg controller integrated in the SoC.