From: Xiangfu Liu <xiangfu@openmobilefree.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v5 2/2] qi_lb60: add software usbboot support
Date: Sat, 13 Oct 2012 21:11:14 +0800 [thread overview]
Message-ID: <50796872.9060508@openmobilefree.net> (raw)
In-Reply-To: <201210131452.17568.marex@denx.de>
On 10/13/2012 08:52 PM, Marek Vasut wrote:
> Dear xiangfu liu,
>
>> > Hi Marek
>> >
>> > On Sat, Oct 13, 2012 at 8:23 PM, Marek Vasut <marex@denx.de> wrote:
>>> > > Dear xiangfu liu,
>>> > >
>>>> > > > Hi Marek
>>>> > > >
>>>> > > > This file was wrote by Ingenic people. I don't have time to convert it
>>>> > > > to C(I am not very good in mips assembler). the .S file implement
>>>> > > > basic USB stack.
>>> > >
>>> > > We already do have an USB stack.
>> >
>> > This usbboot.S implement a very base usb-client protocol and it implement a
>> > jz4740 hardware feature.
> We have that too -- see drivers/usb/gadget/
Hi Marek
I will look into this issue later, try to integrate this jz4740 feature with
u-boot usb structure. but I am not sure that if I can finish this fast. wait my
patches on jz4740 software usb boot. :)
>
>> > (jz4740 have a hard-code rom inside cpu. that have
>> > the same feature, they named it 'boot from usb'). so this usbboot.S is for
>> > implement the same feature in a software way.
> Won't DFU work then?
>
I know this DFU. but it will different with the hardware-feature.
Thanks again for feedback.
Xiangfu
next prev parent reply other threads:[~2012-10-13 13:11 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-12 1:59 [U-Boot] [PATCH v5 0/2] qi_lb60(Ben NanoNote): add nand spl and usbboot support xiangfu at openmobilefree.net
2012-10-12 1:59 ` [U-Boot] [PATCH v5 1/2] qi_lb60: add nand spl support xiangfu at openmobilefree.net
2012-10-12 1:59 ` [U-Boot] [PATCH v5 2/2] qi_lb60: add software usbboot support xiangfu at openmobilefree.net
2012-10-13 3:01 ` Marek Vasut
2012-10-13 12:20 ` xiangfu liu
2012-10-13 12:23 ` Marek Vasut
2012-10-13 12:46 ` xiangfu liu
2012-10-13 12:52 ` Marek Vasut
2012-10-13 13:11 ` Xiangfu Liu [this message]
2012-10-13 2:59 ` [U-Boot] [PATCH v5 1/2] qi_lb60: add nand spl support Marek Vasut
2012-10-13 12:24 ` Xiangfu Liu
2012-10-13 12:50 ` Marek Vasut
2012-10-13 13:12 ` Xiangfu Liu
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