[U-Boot] [RFC PATCH 2/2] USB: xHCI: Add stack support for xHCI

Vivek Gautam gautamvivek1987 at gmail.com
Fri Oct 26 12:17:01 CEST 2012


CC: Simon Glass


On Fri, Oct 26, 2012 at 3:21 PM, Vivek Gautam <gautamvivek1987 at gmail.com> wrote:
> HI,
>
> On Wed, Oct 24, 2012 at 4:05 AM, Tom Rini <trini at ti.com> wrote:
>> On Tue, Oct 23, 2012 at 01:43:51PM +0200, Marek Vasut wrote:
>>> Dear Vivek Gautam,
>>>
>>> > This adds stack layer for eXtensible Host Controller Interface
>>> > which facilitates use of USB 3.0 in host mode.
>>> >
>>> > This work is based on xHCI host controller driver in linux-kernel
>>> > by Sarah Sharp.
>>> > The code corresponding to xhci.c, xhci-mem.c, xhci-ring.c and
>>> > xhci-hub.c in linux-kernel is grouped together here in
>>> > single driver 'xhci.c'.
>>>
>>> I wouldn't object keeping them separate so they can be easily synced with the
>>> Linux code actually. Can you try doing it that way ? (Pull it from Linux and do
>>> just minimal adjustments to wire it into U-Boot ... maybe implement some
>>> translation layer) ?
>>
>> Agreed, we want to figure out how to keep this code in sync with the
>> kernel.
>>
> Good that we split the file (having separate files xhci.c, xhci-mem.c,
> xhci-ring.c)
> with certain changes and adjustments ?
> This way we shall be able to keep track of it keep in-sync with kernel.
>
> --
> Thanks & Regards
> Vivek



-- 
Thanks & Regards
Vivek


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