On 15/01/2024 17:24, Javier Carrasco wrote: > Do you mean that the XVF3500 should not be represented as a platform > device and instead it should turn into an USB device represented as a > node of an USB controller? Something like this (Rockchip SoC): > > &usb_host1_xhci { > ... > > xvf3500 { > ... > }; > }; > > Did I get you right or is that not the correct representation? Thank you > again. I believe it should be just like onboard hub. I don't understand why onboard hub was limited to hub, because other USB devices also could be designed similarly by hardware folks :/ And if we talk about Linux drivers, then your current solution does not support suspend/resume and device unbind. Best regards, Krzysztof