[U-Boot] [PATCH] omap-common: SYS_BOOT fallback logic correction
Hannes Schmelzer
hannes at schmelzer.or.at
Thu Aug 27 06:11:06 CEST 2015
On 2015-08-27 00:59, Paul Kocialkowski wrote:
> Le mercredi 26 août 2015 à 09:23 -0400, Tom Rini a écrit :
>> On Wed, Aug 26, 2015 at 12:51:07PM +0200, Paul Kocialkowski wrote:
>>
>> [snip]
>>> On all OMAP platforms, USB peripheral loading is done via bulk USB and I
>>> suspect it is the same on am33xx platforms.
>> Actually no! :(
>>
>> On OMAP3/4/5 (so dra7xx/am57xx) it's the same bulk USB. On
>> AM33xx/AM43xx it's (in ROM) USB RNDIS. That's why on am33xx/am43xx we
>> continue on with USB RNDIS (which is what SPL_USBETH_SUPPORT implements,
>> not the other USB "ethernet" class).
> Interesting. So with this in mind, would it be acceptable to assume that
> BOOT_DEVICE_USB and BOOT_DEVICE_USBETH are always two distinct boot
> devices and thus not have to care about whether they're equal or not and
> just assume they're not, like any other BOOT_DEVICE?
>
> This would greatly simplify the logic and make everything more readable.
>
> I can submit a new patch set in that direction tomorrow.
Hi Paul,
agree with that, looking forward your new patch.
best regards,
Hannes
More information about the U-Boot
mailing list