X3288摄像头

lizhyan

我用的板（X3288）摄像头有时不能打开，系统是5.1的

lizhyan

USB摄像头
串口输出
[ 3102.205587] usb 1-1: USB disconnect, device number 18
[ 3102.205640] usb 1-1.4: USB disconnect, device number 21
[ 3102.589325] usb 1-1: new high-speed USB device number 22 using rockchip_ehci_host
[ 3102.738691] usb 1-1: New USB device found, idVendor=05e3, idProduct=0608
[ 3102.738729] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 3102.738747] usb 1-1: Product: USB2.0 Hub
[ 3102.741134] hub 1-1:1.0: USB hub found
[ 3102.741528] hub 1-1:1.0: 4 ports detected
[ 3103.012751] usb 1-1.4: new high-speed USB device number 23 using rockchip_ehci_host
[ 3103.133280] usb 1-1.4: New USB device found, idVendor=1871, idProduct=0142
[ 3103.133324] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 3103.133345] usb 1-1.4: Product: USB2.0 Camera
[ 3103.133362] usb 1-1.4: Manufacturer: AVEO Technology Corp.
[ 3103.136238] uvcvideo: Found UVC 1.00 device USB2.0 Camera (1871:0142)
[ 3103.138704] input: USB2.0 Camera as /devices/ff500000.usb/usb1/1-1/1-1.4/1-1.4:1.0/input/input15
[ 3103.410428] ALSA sound/usb/clock.c:309 23:3:1: cannot get freq at ep 0x84

lizhyan

再次打开又可以了
[ 3102.205587] usb 1-1: USB disconnect, device number 18
[ 3102.205640] usb 1-1.4: USB disconnect, device number 21
[ 3102.589325] usb 1-1: new high-speed USB device number 22 using rockchip_ehci_host
[ 3102.738691] usb 1-1: New USB device found, idVendor=05e3, idProduct=0608
[ 3102.738729] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 3102.738747] usb 1-1: Product: USB2.0 Hub
[ 3102.741134] hub 1-1:1.0: USB hub found
[ 3102.741528] hub 1-1:1.0: 4 ports detected
[ 3103.012751] usb 1-1.4: new high-speed USB device number 23 using rockchip_ehci_host
[ 3103.133280] usb 1-1.4: New USB device found, idVendor=1871, idProduct=0142
[ 3103.133324] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 3103.133345] usb 1-1.4: Product: USB2.0 Camera
[ 3103.133362] usb 1-1.4: Manufacturer: AVEO Technology Corp.
[ 3103.136238] uvcvideo: Found UVC 1.00 device USB2.0 Camera (1871:0142)
[ 3103.138704] input: USB2.0 Camera as /devices/ff500000.usb/usb1/1-1/1-1.4/1-1.4:1.0/input/input15
[ 3103.410428] ALSA sound/usb/clock.c:309 23:3:1: cannot get freq at ep 0x84
[ 3103.412913] ALSA sound/usb/mixer.c:1305 usb_audio: Warning! Unlikely big volume range (=8191), cval->res is.
[ 3103.412986] ALSA sound/usb/mixer.c:1309 usb_audio: [3] FU [Mic Capture Volume] ch = 1, val = 0/8191/1standb1
[ 3229.635708] binder: release 2496:2508 transaction 228095 in, still active
[ 3229.635732] binder: send failed reply for transaction 228095 to 2040:2040
[ 3229.869728] usb 1-1: USB disconnect, device number 22
[ 3229.869748] usb 1-1.4: USB disconnect, device number 23
[ 3230.253457] usb 1-1: new high-speed USB device number 24 using rockchip_ehci_host
[ 3230.404141] usb 1-1: New USB device found, idVendor=05e3, idProduct=0608
[ 3230.404323] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 3230.404423] usb 1-1: Product: USB2.0 Hub
[ 3230.412467] hub 1-1:1.0: USB hub found
[ 3230.413104] hub 1-1:1.0: 4 ports detected
[ 3230.686750] usb 1-1.4: new high-speed USB device number 25 using rockchip_ehci_host
[ 3230.807139] usb 1-1.4: New USB device found, idVendor=1871, idProduct=0142
[ 3230.807166] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 3230.807184] usb 1-1.4: Product: USB2.0 Camera
[ 3230.807194] usb 1-1.4: Manufacturer: AVEO Technology Corp.
[ 3230.808705] uvcvideo: Found UVC 1.00 device USB2.0 Camera (1871:0142)
[ 3230.810774] input: USB2.0 Camera as /devices/ff500000.usb/usb1/1-1/1-1.4/1-1.4:1.0/input/input16
[ 3231.081199] ALSA sound/usb/clock.c:309 25:3:1: cannot get freq at ep 0x84
[ 3231.083272] ALSA sound/usb/mixer.c:1305 usb_audio: Warning! Unlikely big volume range (=8191), cval->res is.
[ 3231.083291] ALSA sound/usb/mixer.c:1309 usb_audio: [3] FU [Mic Capture Volume] ch = 1, val = 0/8191/1standb1

CTRL-A Z for help | 115200 8N1 | NOR | Minicom 2.7 | VT102 | Offline | ttyUSB0                                

lxz

usb摄像头息屏之后，按power键，usb摄像头不能回复工作，需要再点击在camera才行，不明白你说的有时候不可以用是不是这种情况。