MUSB interrupt storm on device removal
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Hi,
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I have a strange problem with the musb driver in host mode on AM3358 (beaglebone) hardware. If I connect a multi-port serial adapter and
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Is this on beaglebone or beagleboneblack?
We've seen it with Beaglebone Enhanced [1] and BeagleCore [2] based devices. Both are based on the AM3358 and mostly compatible with the Beaglebone Black.
[1] https://elinux.org/SanCloud_BeagleBoneEnhanced
[2] http://beaglecore.com/products/bcm1str.html
Okay, now I see you have a hub on the board. I just reproduced the console lockup after added a hub in my setup. I will find some time to debug this.
FYI, there was a similar issue in a few years ago, which was that the hub routine never got called during the storm then the device disconnect event never got populated from the hub driver. I am wondering if this is the same issue pops up again...
Regards,
-Bin.