https://community.nxp.com/t5/i-MX-Processors/unable-to-enumerate-USB-device-USB/m-p/1608964#M202283 <DIV class=""><P>My device is not able to detect a USB Camera , I checked, uvcvideo module and it's already inserted.</P><PRE> Module Size Used by uvcvideo 73728 0 videobuf2_vmalloc 16384 1 uvcvideo videobuf2_memops 16384 1 videobuf2_vmalloc usb_f_ecm 16384 1 g_ether 16384 0 usb_f_rndis 20480 2 g_ether u_ether 20480 3 usb_f_ecm,usb_f_rndis,g_ether libcomposite 45056 3 usb_f_ecm,usb_f_rndis,g_ether arc4 16384 2 wl18xx 73728 0 wlcore 159744 1 wl18xx mac80211 323584 2 wl18xx,wlcore cfg80211 221184 3 mac80211,wl18xx,wlcore mxc_v4l2_capture 36864 0 ipu_bg_overlay_sdc 16384 1 mxc_v4l2_capture ipu_still 16384 1 mxc_v4l2_capture ipu_prp_enc 16384 1 mxc_v4l2_capture ipu_csi_enc 16384 1 mxc_v4l2_capture ipu_fg_overlay_sdc 16384 1 mxc_v4l2_capture v4l2_int_device 16384 1 mxc_v4l2_capture wlcore_sdio 16384 0 galcore 217088 0 gpio_keys 20480 0</PRE><PRE> dmesg usb 1-1: new high-speed USB device number 78 using ci_hdrc usb 1-1: device descriptor read/all, error -71 usb 1-1: new high-speed USB device number 79 using ci_hdrc usb 1-1: device descriptor read/all, error -71 usb 1-1: new high-speed USB device number 80 using ci_hdrc usb 1-1: device descriptor read/8, error -71 usb 1-1: device descriptor read/8, error -71 usb 1-1: new high-speed USB device number 81 using ci_hdrc usb 1-1: device descriptor read/8, error -71 usb 1-1: device descriptor read/8, error -71 usb usb1-port1: unable to enumerate USB device</PRE><P>If any additional info required. Comment please.</P><P>Any Help appreciated</P><P>Thanks</P></DIV> Fri, 03 Mar 2023 06:54:55 GMT nadimfnadaf 2023-03-03T06:54:55Z https://community.nxp.com/t5/i-MX-Processors/unable-to-enumerate-USB-device-USB/m-p/1608964#M202283 <DIV class=""><P>My device is not able to detect a USB Camera , I checked, uvcvideo module and it's already inserted.</P><PRE> Module Size Used by uvcvideo 73728 0 videobuf2_vmalloc 16384 1 uvcvideo videobuf2_memops 16384 1 videobuf2_vmalloc usb_f_ecm 16384 1 g_ether 16384 0 usb_f_rndis 20480 2 g_ether u_ether 20480 3 usb_f_ecm,usb_f_rndis,g_ether libcomposite 45056 3 usb_f_ecm,usb_f_rndis,g_ether arc4 16384 2 wl18xx 73728 0 wlcore 159744 1 wl18xx mac80211 323584 2 wl18xx,wlcore cfg80211 221184 3 mac80211,wl18xx,wlcore mxc_v4l2_capture 36864 0 ipu_bg_overlay_sdc 16384 1 mxc_v4l2_capture ipu_still 16384 1 mxc_v4l2_capture ipu_prp_enc 16384 1 mxc_v4l2_capture ipu_csi_enc 16384 1 mxc_v4l2_capture ipu_fg_overlay_sdc 16384 1 mxc_v4l2_capture v4l2_int_device 16384 1 mxc_v4l2_capture wlcore_sdio 16384 0 galcore 217088 0 gpio_keys 20480 0</PRE><PRE> dmesg usb 1-1: new high-speed USB device number 78 using ci_hdrc usb 1-1: device descriptor read/all, error -71 usb 1-1: new high-speed USB device number 79 using ci_hdrc usb 1-1: device descriptor read/all, error -71 usb 1-1: new high-speed USB device number 80 using ci_hdrc usb 1-1: device descriptor read/8, error -71 usb 1-1: device descriptor read/8, error -71 usb 1-1: new high-speed USB device number 81 using ci_hdrc usb 1-1: device descriptor read/8, error -71 usb 1-1: device descriptor read/8, error -71 usb usb1-port1: unable to enumerate USB device</PRE><P>If any additional info required. Comment please.</P><P>Any Help appreciated</P><P>Thanks</P></DIV> Fri, 03 Mar 2023 06:54:55 GMT https://community.nxp.com/t5/i-MX-Processors/unable-to-enumerate-USB-device-USB/m-p/1608964#M202283 nadimfnadaf 2023-03-03T06:54:55Z https://community.nxp.com/t5/i-MX-Processors/unable-to-enumerate-USB-device-USB/m-p/1609152#M202299 <P>what device do you use?</P> Fri, 03 Mar 2023 10:31:42 GMT https://community.nxp.com/t5/i-MX-Processors/unable-to-enumerate-USB-device-USB/m-p/1609152#M202299 joanxie 2023-03-03T10:31:42Z