Re: MUSB regression in linux next at least for pandboard

2013-04-04 Thread Roger Quadros
Hi, On 02/07/2013 04:10 PM, Grazvydas Ignotas wrote: On Thu, Feb 7, 2013 at 11:16 AM, Roger Quadros rog...@ti.com wrote: snip It seems the beagleboard problem is related to OMAP silicon errata [1]. Apparently, remote wakeup as well as host issued wakeup break omap-ehci and have nothing to

Re: MUSB regression in linux next at least for pandboard

2013-02-07 Thread Roger Quadros
On 02/06/2013 05:43 PM, Alan Stern wrote: On Wed, 6 Feb 2013, Felipe Balbi wrote: I can't reproduce the problem on Panda, but I can on Beagle with a slightly different behaviour. 1) connecting/disconnecting device directly to the beagleboard's USB port works fine. 2) If I connect a USB

Re: MUSB regression in linux next at least for pandboard

2013-02-07 Thread Grazvydas Ignotas
On Thu, Feb 7, 2013 at 11:16 AM, Roger Quadros rog...@ti.com wrote: snip It seems the beagleboard problem is related to OMAP silicon errata [1]. Apparently, remote wakeup as well as host issued wakeup break omap-ehci and have nothing to do with the hub or it's driver. I'll work on this

Re: MUSB regression in linux next at least for pandboard

2013-02-07 Thread Alan Stern
On Wed, 6 Feb 2013, Alan Stern wrote: Is this issue fixed ? Actually we too are getting very similar issue with samsung exynos5250 hardware. With latest 'usb-next' kernel and supporting arch patches, when i use following test scenerio: Connect a USB 2.0 external hub to USB 2.0

Re: MUSB regression in linux next at least for pandboard

2013-02-06 Thread Vivek Gautam
Hi Tony, On Fri, Oct 5, 2012 at 9:57 PM, Tony Lindgren t...@atomide.com wrote: * Tony Lindgren t...@atomide.com [121004 18:41]: Also on the EHCI port, I've seen issues where unplugging the cable hangs kernel with an infinite loop. But that happens only occasionally, sorry does not

Re: MUSB regression in linux next at least for pandboard

2013-02-06 Thread Felipe Balbi
Hi, On Wed, Feb 06, 2013 at 05:27:52PM +0530, Vivek Gautam wrote: Hi Tony, On Fri, Oct 5, 2012 at 9:57 PM, Tony Lindgren t...@atomide.com wrote: * Tony Lindgren t...@atomide.com [121004 18:41]: Also on the EHCI port, I've seen issues where unplugging the cable hangs kernel with

Re: MUSB regression in linux next at least for pandboard

2013-02-06 Thread Roger Quadros
On 02/06/2013 03:51 PM, Felipe Balbi wrote: Hi, On Wed, Feb 06, 2013 at 05:27:52PM +0530, Vivek Gautam wrote: Hi Tony, On Fri, Oct 5, 2012 at 9:57 PM, Tony Lindgren t...@atomide.com wrote: * Tony Lindgren t...@atomide.com [121004 18:41]: Also on the EHCI port, I've seen issues where

Re: MUSB regression in linux next at least for pandboard

2013-02-06 Thread Felipe Balbi
Hi, On Wed, Feb 06, 2013 at 05:03:36PM +0200, Roger Quadros wrote: On 02/06/2013 03:51 PM, Felipe Balbi wrote: Hi, On Wed, Feb 06, 2013 at 05:27:52PM +0530, Vivek Gautam wrote: Hi Tony, On Fri, Oct 5, 2012 at 9:57 PM, Tony Lindgren t...@atomide.com wrote: * Tony Lindgren

Re: MUSB regression in linux next at least for pandboard

2013-02-06 Thread Alan Stern
On Wed, 6 Feb 2013, Felipe Balbi wrote: I can't reproduce the problem on Panda, but I can on Beagle with a slightly different behaviour. 1) connecting/disconnecting device directly to the beagleboard's USB port works fine. 2) If I connect a USB Hub to the port and connect a

Re: MUSB regression in linux next at least for pandboard

2013-02-06 Thread Alan Stern
On Wed, 6 Feb 2013, Felipe Balbi wrote: Hi, On Wed, Feb 06, 2013 at 05:27:52PM +0530, Vivek Gautam wrote: Hi Tony, On Fri, Oct 5, 2012 at 9:57 PM, Tony Lindgren t...@atomide.com wrote: * Tony Lindgren t...@atomide.com [121004 18:41]: Also on the EHCI port, I've seen

Re: MUSB regression in linux next at least for pandboard

2012-10-05 Thread kishon
Hi, On Friday 05 October 2012 07:09 AM, Tony Lindgren wrote: * Felipe Balbi ba...@ti.com [121004 11:04]: Hi, On Thu, Oct 04, 2012 at 10:31:08AM -0700, Tony Lindgren wrote: Hi Felipe Kishon, Looks like musb is broken at least on pandaboard es in current linux next while it works with v3.6:

Re: MUSB regression in linux next at least for pandboard

2012-10-05 Thread Tony Lindgren
* Tony Lindgren t...@atomide.com [121004 18:41]: Also on the EHCI port, I've seen issues where unplugging the cable hangs kernel with an infinite loop. But that happens only occasionally, sorry does not seem to happen right now so no output to paste here. Or maybe this issue has

MUSB regression in linux next at least for pandboard

2012-10-04 Thread Tony Lindgren
Hi Felipe Kishon, Looks like musb is broken at least on pandaboard es in current linux next while it works with v3.6: [1.933074] musb-hdrc: version 6.0, ?dma?, otg (peripheral+host) [1.939422] unable to find transceiver of type USB2 PHYrouping on. Total pages: 251648 [1.945190] HS

Re: MUSB regression in linux next at least for pandboard

2012-10-04 Thread Felipe Balbi
Hi, On Thu, Oct 04, 2012 at 10:31:08AM -0700, Tony Lindgren wrote: Hi Felipe Kishon, Looks like musb is broken at least on pandaboard es in current linux next while it works with v3.6: [1.933074] musb-hdrc: version 6.0, ?dma?, otg (peripheral+host) [1.939422] unable to find

Re: MUSB regression in linux next at least for pandboard

2012-10-04 Thread Tony Lindgren
* Felipe Balbi ba...@ti.com [121004 11:04]: Hi, On Thu, Oct 04, 2012 at 10:31:08AM -0700, Tony Lindgren wrote: Hi Felipe Kishon, Looks like musb is broken at least on pandaboard es in current linux next while it works with v3.6: [1.933074] musb-hdrc: version 6.0, ?dma?, otg