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List:       linux-usb-devel
Subject:    Re: [linux-usb-devel] isp1362 hack for isp1161x?
From:       "Felipe Balbi" <felipebalbi () users ! sourceforge ! net>
Date:       2008-01-31 10:52:26
Message-ID: 31e679430801310252i65f7df03r2d6870bda3b7ff93 () mail ! gmail ! com
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On Jan 31, 2008 3:04 AM, Cristian Chiarello <cristianchiarello@fimm.com> wrote:
> Felipe Balbi ha scritto:
> > Hi,
> >
> > On Jan 30, 2008 3:36 AM, Cristian Chiarello <cristianchiarello@fimm.com> wrote:
> >> Hi,
> >>
> >> I have readed "isp116x embedded programming guide" and if I haven't
> >> misunderstood, it's need to add ITL buffer management and to change irq
> >> handler routine. Is this the just way?
> >>
> >> Hack the isp1362 nxp open source driver for isp1161x could be another way?
> >
> > Sorry, couldn't get you. Do you have the isp116x host controller or
> > the isp1362 otg controller ?
>
> I have an isp1161A.
>
> >
> > isp116x has already support in kernel: drivers/usb/host/isp116x-hcd.c
>
> Yes, and work fine. The problem is that it lack isoc transfer support.
> I need it for a quickcam 4000 pro that work on 2.4.21-rmk1 kernel with
> hacked philips driver. I have updated kernel form 2.4.21-rmk1 to 2.6.23:
> all driver was ported, but the philips driver is too old for the new kernel.
>
> > isp1362 has nothing to do with isp116x, better writing a new driver
> > for it. And as it's an isp transceiver, it's probably connected
> > through i2c. So write a new driver based on isp1301_omap.c (it's
> > located under drivers/i2c/chips/isp1301_omap.c)
> >
> > BTW, the list has been moved to linux-usb@vger.kernel.org, use it instead.
> >
> Thank you very much Felipe, I have posted all my messages to the old ML.
> My idea was to add isoc support to the actual driver but also I take a
> look to the isp1301_omap.c (and i post my message about isoc to the new ML)

Adding isoc support to the current driver is the best support :-)

>From 2.6.21 to 2.6.23 there were a lot of changes in usb subsystems,
specially on the HCD side.
Hope you can port the existing driver in 2.6.21-rmk1 to current kernel
and post some patches :-)


Good luck!

-- 
Best Regards,

Felipe Balbi
felipebalbi@users.sourceforge.net

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