FS#3824 - Sitecom WLR-8100v1 USB3 broken

[openwrt-bot]

plntyk:

Sitecom WLR-8100v1 (Sitecom WLR-8100v1 001 X8 AC1750) with integrated Etron EJ168A USB3 Controller [1b6f:7023]

USB3 port does not work
USB3 port with usb2 mode does not work
USB2 port works

serial console bootlog attached with lsusb -v output

error when plugging in:

• MT76x2u USB3 WLAN Stick (AVM AC860)
• similar error with USB2 Sandisk Cruzer in USB3 port
• USB2 works fine

[ 242.139499] usb 2-1: new high-speed USB device number 2 using xhci_hcd
[ 242.296773] usb-storage 2-1:1.0: USB Mass Storage device detected
[ 242.315697] scsi host0: usb-storage 2-1:1.0
[ 242.732028] usb 2-1: USB disconnect, device number 2
[ 243.572844] usb 2-1: new high-speed USB device number 3 using xhci_hcd
[ 243.863787] usb 2-1: reset high-speed USB device number 3 using xhci_hcd
[ 249.227352] usb 2-1: device descriptor read/64, error -145
[ 264.842949] usb 2-1: device descriptor read/64, error -145
[ 265.082936] usb 2-1: reset high-speed USB device number 3 using xhci_hcd
[ 270.218798] usb 2-1: device descriptor read/64, error -145
[ 285.832404] usb 2-1: device descriptor read/64, error -145
[ 286.072347] usb 2-1: reset high-speed USB device number 3 using xhci_hcd
[ 286.099195] mt76x2u 2-1:1.0: ASIC revision: 76120044
[ 286.201135] mt76x2u 2-1:1.0: ROM patch build: 20141115060606a
[ 286.319536] xhci_hcd 0000:00:00.0: ERROR unknown event type 37
[ 286.419382] xhci_hcd 0000:00:00.0: ERROR unknown event type 37
... (multiple entries)
[ 292.359183] xhci_hcd 0000:00:00.0: xHCI host not responding to stop endpoint command.
[ 292.383111] xhci_hcd 0000:00:00.0: xHCI host controller not responding, assume dead
[ 292.391018] xhci_hcd 0000:00:00.0: HC died; cleaning up
[ 292.396412] mt76x2u 2-1:1.0: firmware upload failed: -145
[ 304.743396] mt76x2u 2-1:1.0: MAC RX failed to stop
[ 304.962109] mt76x2u: probe of 2-1:1.0 failed with error -5
[ 304.971982] usb 2-1: USB disconnect, device number 3


lspci -v -nnn

lspci -v -nnnn
00:00.0 USB controller [0c03]: Etron Technology, Inc. EJ168 USB 3.0 Host Controller [1b6f:7023] (rev 01) (prog-if 30 [XHCI])
Subsystem: Etron Technology, Inc. EJ168 USB 3.0 Host Controller [1b6f:7023]
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at 10000000 (64-bit, non-prefetchable) [size=32K]
Capabilities: [50] Power Management version 3
Capabilities: [70] MSI: Enable- Count=1/4 Maskable+ 64bit+
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [190] Device Serial Number 01-01-01-01-01-01-01-01
Kernel driver in use: xhci_hcd
lspci: Unable to load libkmod resources: error -12

01:00.0 Network controller [0280]: Qualcomm Atheros QCA986x/988x 802.11ac Wireless Network Adapter [168c:003c]
Device tree node: /sys/firmware/devicetree/base/ahb/pcie-controller@18250000/wifi@0,0
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at 12000000 (64-bit, non-prefetchable) [size=2M]
Expansion ROM at 12200000 [virtual] [disabled] [size=64K]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable- Count=1/8 Maskable+ 64bit-
Capabilities: [70] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Virtual Channel
Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00
Kernel driver in use: ath10k_pci