Re: [Gumstix-users] USB Host OTG webcam not working

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Yes, and the one I'm using now it is not powered!!

But instead of using +5V from USB port, I got vcc directly from the 5V
power supply.

Rafael

On Sat, Mar 17, 2012 at 10:04 PM, Nikolay Rogoshchenkov
<nic...@gm...> wrote:
> It was external powered USB HUB?
>
> --
> nikk
>
>
>
> On Sat, Mar 17, 2012 at 7:54 PM, Rafael Aroca <raf...@gm...> wrote:
>>
>> Thank you nikk. Yes, it's .3A (gumstix+camera).
>>
>> But I solved the problem easily. Just tested another USB HUB connected
>> in the OTG port of Pinto-TH, and worked nicely!
>>
>> thanks anyway
>>
>> Rafael
>>
>> On Sat, Mar 17, 2012 at 6:43 PM, Nikolay Rogoshchenkov
>> <nic...@gm...> wrote:
>> >
>> > Did you try measure the power consumption for this USB Cam?
>> > --
>> > nikk
>> >
>> >
>> > On Sat, Mar 17, 2012 at 5:56 AM, Rafael Aroca <raf...@gm...>
>> > wrote:
>> >>
>> >> Hi guys,
>> >>
>> >> I am trying to use a webcam in a Overo FireStorm, but it does not work.
>> >>
>> >> If I connect the camera to a laptop computer, I get:
>> >>
>> >> [ 4030.224052] usb 1-3: new high speed USB device using ehci_hcd and
>> >> address 22
>> >> [ 4030.348093] usb 1-3: device descriptor read/64, error -71
>> >> [ 4030.576047] usb 1-3: device descriptor read/64, error -71
>> >> [ 4030.792051] usb 1-3: new high speed USB device using ehci_hcd and
>> >> address 23
>> >> [ 4030.916056] usb 1-3: device descriptor read/64, error -71
>> >> [ 4031.144099] usb 1-3: device descriptor read/64, error -71
>> >> [ 4031.360689] usb 1-3: new high speed USB device using ehci_hcd and
>> >> address 24
>> >> [ 4031.776074] usb 1-3: device not accepting address 24, error -71
>> >> [ 4031.888060] usb 1-3: new high speed USB device using ehci_hcd and
>> >> address 25
>> >> [ 4032.304309] usb 1-3: device not accepting address 25, error -71
>> >> [ 4032.304361] hub 1-0:1.0: unable to enumerate USB device on port 3
>> >> [ 4032.628072] usb 3-1: new full speed USB device using uhci_hcd and
>> >> address 13
>> >> [ 4032.773083] usb 3-1: not running at top speed; connect to a high
>> >> speed
>> >> hub
>> >> [ 4032.835339] uvcvideo: Found UVC 1.00 device Vimicro USB2.0 Camera
>> >> (0ac8:332d)
>> >> [ 4032.839896] input: Vimicro USB2.0 Camera as
>> >> /devices/pci0000:00/0000:00:1d.1/usb3/3-1/3-1:1.0/input/input13
>> >>
>> >> Although there are several "error -71", the webcam is enumareted and
>> >> works.
>> >>
>> >> Next I hardwired USB OTG ID PIN to GROUND in a PINTO-TH board and
>> >> wired D+ and D-. I connected +5V directly to the 5V power supply.
>> >>
>> >> I get this:
>> >>
>> >>
>> >> ARM OTG
>> >>
>> >> hub 1-0:1.0: state 7 ports 1 chg 0000 evt 0002
>> >> hub 1-0:1.0: port 1, status 0301, change 0001, 1.5 Mb/s
>> >> hub 1-0:1.0: debounce: port 1: total 100ms stable 100ms status 0x301
>> >> usb 1-1: new low speed USB device using musb_hdrc and address 6
>> >> usb 1-1: device descriptor read/64, error -71
>> >> usb 1-1: device descriptor read/64, error -71
>> >> usb 1-1: new low speed USB device using musb_hdrc and address 7
>> >> usb 1-1: device descriptor read/64, error -71
>> >> usb 1-1: device descriptor read/64, error -71
>> >> usb 1-1: new low speed USB device using musb_hdrc and address 8
>> >> usb 1-1: device not accepting address 8, error -71
>> >> usb 1-1: new low speed USB device using musb_hdrc and address 9
>> >> usb 1-1: device not accepting address 9, error -71
>> >> hub 1-0:1.0: unable to enumerate USB device on port 1
>> >> hub 1-0:1.0: state 7 ports 1 chg 0000 evt 0002
>> >> hub 1-0:1.0: port 1 enable change, status 00000301
>> >>
>> >> And the camera does not work. Next I moved Overo FireStorm to a TOBI
>> >> board and connected the same camera to the USB HOST port. Now I get
>> >> this:
>> >>
>> >> hub 2-0:1.0: state 7 ports 3 chg 0000 evt 0004
>> >> ehci-omap ehci-omap.0: GetStatus port 2 status 001803 POWER sig=j CSC
>> >> CONNECT
>> >> hub 2-0:1.0: port 2, status 0501, change 0001, 480 Mb/s
>> >> hub 2-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x501
>> >> ehci-omap ehci-omap.0: port 2 high speed
>> >> ehci-omap ehci-omap.0: GetStatus port 2 status 001005 POWER sig=se0 PE
>> >> CONNECT
>> >> usb 2-2: new high speed USB device using ehci-omap and address 2
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 1
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 2
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 3
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 4
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 5
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 6
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 7
>> >> <similar message dozens of times>
>> >> ehci-omap ehci-omap.0: detected XactErr len 0/8 retry 31
>> >> ehci-omap ehci-omap.0: devpath 2 ep0in 3strikes
>> >> ehci-omap ehci-omap.0: port 2 reset error -110
>> >> hub 2-0:1.0: hub_port_status failed (err = -32)
>> >> hub 2-0:1.0: port_wait_reset: err = -32
>> >> hub 2-0:1.0: port 2 not enabled, trying reset again...
>> >> ehci-omap ehci-omap.0: port 2 reset error -110
>> >> hub 2-0:1.0: hub_port_status failed (err = -32)
>> >> hub 2-0:1.0: port_wait_reset: err = -32
>> >> hub 2-0:1.0: port 2 not enabled, trying reset again...
>> >> ehci-omap ehci-omap.0: port 2 reset error -110
>> >> hub 2-0:1.0: hub_port_status failed (err = -32)
>> >> hub 2-0:1.0: port_wait_reset: err = -32
>> >> hub 2-0:1.0: port 2 not enabled, trying reset again...
>> >> ehci-omap ehci-omap.0: port 2 reset error -110
>> >> hub 2-0:1.0: hub_port_status failed (err = -32)
>> >> hub 2-0:1.0: port_wait_reset: err = -32
>> >> hub 2-0:1.0: port 2 not enabled, trying reset again...
>> >> ehci-omap ehci-omap.0: port 2 reset error -110
>> >>
>> >> And the camera also does not work.
>> >>
>> >> If I plug a USB thumb drive to the USB HOST PORT, the drive works.
>> >>
>> >> I tried to connect a USB Hub to both ports, but it wasn't recognized
>> >> in any case (works on a PC).
>> >>
>> >> Any ideas?
>> >>
>> >> thank you
>> >>
>> >>
>> >> --
>> >> []s Rafael.
>> >> Linux User #56352
>> >>
>> >>
>> >>
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>> >
>> >
>> >
>> >
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>>
>>
>>
>> --
>> []s Rafael.
>> Linux User #56352
>>
>>
>> ------------------------------------------------------------------------------
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>
>
>
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-- 
[]s Rafael.
Linux User #56352