Hello Xu, On Tue, 27 Jun 2023 19:03:51 +0800 Xu Yang <xu.yang_2@xxxxxxx> wrote: > Add USB PHY event for below situation: > - usb role changed > - vbus connect > - vbus disconnect > - gadget driver is enumerated > > USB PHY driver can get the last event after above situation occurs > and deal with different situations. > > Signed-off-by: Xu Yang <xu.yang_2@xxxxxxx> I tested this patchset on top of v6.5-rc2 and USB detection is still broken on the Colibri iMX6ULL. With or without the patches the behavior is the same: USB devices are detected only during boot, and anything connected after boot is never detected. Is there anything I can test for you do understand what's going wrong here? Luca -- Luca Ceresoli, Bootlin Embedded Linux and Kernel engineering https://bootlin.com