Tested on mediatek board (mt7623/bpi-r2) and there xhci is working. So it is no problem in core/protocol and specific to rockchip xhci driver. at least i nailed it down to these 2 commits in drivers/usb/dwc3/core.c, without them it works 5114c3ee2487 2022-01-27 usb: dwc3: Calculate REFCLKPER based on reference clock 33fb697ec7e5 2022-01-27 usb: dwc3: Get clocks individually regards Frank > Gesendet: Samstag, 09. April 2022 um 01:39 Uhr > Von: "Peter Geis" <pgwipeout@xxxxxxxxx> > On Fri, Apr 8, 2022 at 12:14 PM Frank Wunderlich > <frank-w@xxxxxxxxxxxxxxx> wrote: > > seems like usb (2+3) is broken in 5.18-rc1 > > > > i see controllers, ports are powered, but no device detection. > > > > maybe anyone else have same behaviour with different board? > > Yes, it seems you are correct, there has been a regression with xhci > between v5.17 and v5.18. > I'm bisecting now.
