https://bugzilla.kernel.org/show_bug.cgi?id=218118 Mathias Nyman (mathias.nyman@xxxxxxxxxxxxxxx) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mathias.nyman@linux.intel.c | |om --- Comment #1 from Mathias Nyman (mathias.nyman@xxxxxxxxxxxxxxx) --- Can you try git bisect to find the offending commit? looks like xHC host does see something on port 3-1, but can't get it enumerated properly. dmesg shows some issues with phy and regulators: samsung-usb2-phy 12130000.phy: supply vbus not found, using dummy regulator exynos5_usb3drd_phy 12100000.phy: supply vbus-boost not found, using dummy regulator Maybe there is an issue in turning on regulators, supplying ports with power? Enabling dynamic debug for usbcore and xhci at boot could show more info, can be done by adding: usbcore.dyndbg=+p xhci_hcd.dyndbg=+p to the kernel cmdline. -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.
