Rasberry Pi 4 has no USB

Carl Johnson carlj at peak.org
Sun Feb 28 20:40:39 UTC 2021


Emmanuel Vadot <manu at bidouilliste.com> writes:

> On Sun, 28 Feb 2021 09:26:23 -0800
> Carl Johnson <carlj at peak.org> wrote:
>
>> I have an 8GB RPi 4B that I am trying out, but it has no USB response at
>> all. That means that I can't use a keyboard or mouse, but I can use a
>> serial console and ethernet.  I can plug any USB device into any port,
>> but there is nothing logged in /var/messages.  Running usbconfig as root
>> just reports 'No device match or lack of permissions'.  Running
>> 'dmesg | grep -i usb' reports only the following lines:
>> 
>>   usb_nop_xceiv0: <USB NOP PHY> on ofwbus0
>>   bcm_xhci0: <VL805 USB 3.0 controller (on the Raspberry Pi 4b)> irq 81 at device 0.0 on pci2
>>   usb_needs_explore_all: no devclass
>>   
>> Running 'pciconf -lv' shows there is a VL805 USB controller present.  I
>> tested this with Linux and everything worked properly.  This is a new
>> computer that I bought only a couple of weeks ago.  Does anybody have
>> any ideas on what this might be, or what I could do to try to figure it
>> out?
>> 
>> Thanks in advance for any ideas.
>> -- 
>> Carl Johnson		carlj at peak.org
>> 
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>
>  Hello,
>
>  This is known, see
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=252971#c25
>
>  I wanted to wait that a tag was created on the rpi-firmware github
> repo but it seems that they don't want to so I'll update the port next
> week so RC1 will have the updated firmware.
>
>  Cheers,

Thank you very much for that!  I will test that as soon as it comes
out.

-- 
Carl Johnson		carlj at peak.org



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