From: Sarah Sharp <sarah.a.sharp@linux.intel.com>
To: Chris Cheng <chris.cheng@atrustcorp.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
Alan Stern <stern@rowland.harvard.edu>,
USB list <linux-usb@vger.kernel.org>,
"Chen, Jamie" <jamie.chen@intel.com>,
"Tsai, Gaggery" <gaggery.tsai@intel.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>
Subject: Re: USB EHCI broken on Celeron N2920 (Bay Trail)
Date: Tue, 21 Jan 2014 11:15:14 -0800 [thread overview]
Message-ID: <20140121191514.GD9905@xanatos> (raw)
In-Reply-To: <CAAzarHXkEZNKbWzbMAwHYWNm_=m1uiyGGWHSWv6T7-ARAELaHg@mail.gmail.com> <20140117182231.GA18421@google.com>
Hi Chris,
We think the Baytrail BIOS has an issue where it doesn't set the EHCI
PCI interrupt enable bit when the computer is in "EHCI only mode".
Please try this patch:
http://marc.info/?l=linux-usb&m=138998295909608&w=2
Sarah Sharp
On Tue, Jan 21, 2014 at 10:04:41PM +0800, Chris Cheng wrote:
> I'm sorry forgot kernel version: 3.13.0 .
> --
> Chris Cheng 鄭宇廷
> Atrust Computer Corp. 冠信電腦股份有限公司
> http://www.atrustcorp.com
> Tel: +886-3-3288837 ext.1074
> 3F., No.361, Fusing 1st Rd., Gueishan Township, Taoyuan County 333, Taiwan
> 333 桃園縣龜山鄉復興一路361號3F
>
>
> 2014/1/21 Chris Cheng <chris.cheng@atrustcorp.com>:
> > Here is kernel message:
> >
> > [ 2.939251] usb 1-1: new high-speed USB device number 2 using ehci-pci
> > [ 18.490987] usb 1-1: device not accepting address 2, error -110
> > [ 18.595095] usb 1-1: new high-speed USB device number 3 using ehci-pci
> > [ 34.182233] usb 1-1: device not accepting address 3, error -110
> > [ 34.286352] usb 1-1: new high-speed USB device number 4 using ehci-pci
> > [ 44.744589] usb 1-1: device not accepting address 4, error -110
> > [ 44.849590] usb 1-1: new high-speed USB device number 5 using ehci-pci
> > [ 55.307858] usb 1-1: device not accepting address 5, error -110
> > [ 55.310239] hub 1-0:1.0: unable to enumerate USB device on port 1
> >
> > Thanks.
> --
> To unsubscribe from this list: send the line "unsubscribe linux-usb" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2014-01-21 19:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20140114181721.GC12126@xanatos>
[not found] ` <Pine.LNX.4.44L0.1401141336020.1310-100000@iolanthe.rowland.org>
2014-01-16 17:32 ` EHCI host broken -- interrupts disabled Bjorn Helgaas
2014-01-16 19:40 ` Alan Stern
2014-01-17 18:22 ` Bjorn Helgaas
2014-01-20 12:15 ` Chen, Jamie
2014-01-20 19:39 ` Sarah Sharp
2014-01-20 20:36 ` Greg KH
2014-01-30 0:04 ` Bjorn Helgaas
2014-02-11 23:24 ` Bjorn Helgaas
[not found] ` <F01C6967BCFFB14E8DF7F5D2FD1053EB1ECC22@PGSMSX103.gar.corp.intel.com>
2014-02-14 20:47 ` Bjorn Helgaas
2014-02-14 22:27 ` Sarah Sharp
2014-02-14 22:37 ` Bjorn Helgaas
2014-01-21 19:15 ` Sarah Sharp [this message]
2014-01-22 1:41 ` USB EHCI broken on Celeron N2920 (Bay Trail) Chris Cheng
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