Re: [PATCH 2/2] usb: pci-quirks: register USB mux found on Cherrytrail SOC

[Heikki Krogerus]

Hi Felipe,

> IMHO, this should be creating a child device instead of calling
> intel_usb_mux_register() directly. That way, your mux driver could
> actually _be_ a driver. Seems like all you need to do from this point is
> a register a simple platform_device which is a child of xhci, see
> platform_device_register_simple() for how to do this.
> 
> Or rather, platform_device_register_rsndata() passing xhci's device
> pointer as parent.

That was the plan originally, but unfortunately it does not work in
this case. It creates conflict as platform_device_add() call will then
claim part of io memory belonging to xHCI, making xHCI fail to probe.


Thanks,

-- 
heikki
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