FAQ: [#6155] USB device descriptor read error when test bluetooth on USB(2010)

[#6155] USB device descriptor read error when test bluetooth on USB

Submitted By: angelia wu

Open Date

2010-08-06 05:39:19

Priority:

Low Assignee:

Bob Liu

Status:

Open Fixed In Release:

N/A

Found In Release:

2010R1 Release:

Blackfin Linux:2010R1

Category:

N/A Board:

EZKIT Lite

Processor:

BF548 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Duplicate

Uboot version or rev.:

Toolchain version or rev.:

svn-4681

App binary format:

N/A

Summary: USB device descriptor read error when test bluetooth on USB

Details:

the following error happened immediately after kernel boot when test bluetooth on USB.

Have a lot of fun...

BusyBox v1.16.2 (2010-08-06 16:26:26 CST) hush - the humble shell

root:/> usb 1-1: new full speed USB device using musb_hdrc and address 2

usb 1-1: device descriptor read/64, error -71

usb 1-1: device descriptor read/64, error -32

usb 1-1: new full speed USB device using musb_hdrc and address 3

usb 1-1: device descriptor read/64, error -32

usb 1-1: new full speed USB device using musb_hdrc and address 4

usb 1-1: device descriptor read/8, error -32

usb 1-1: new full speed USB device using musb_hdrc and address 5

usb 1-1: device descriptor read/8, error -32

hub 1-0:1.0: unable to enumerate USB device on port 1

Follow-ups

--- Bob Liu 2010-08-25 23:52:19

It seems this bug is due to our controller's compatibility problem especially

our USB PHY's.

--- Bob Liu 2010-11-25 23:33:21

duplicated with #6366

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