[U-Boot] [PATCH] net: davinci_emac: don't teardown inactive rx channel

Joe Hershberger joe.hershberger at gmail.com
Thu Jun 11 16:28:26 CEST 2015


Hi Jeroen,

On Thu, Jun 11, 2015 at 12:51 AM, Tony Lindgren <tony at atomide.com> wrote:
> * Joe Hershberger <joe.hershberger at gmail.com> [150610 07:26]:
>> Hi Jeroen,
>>
>> On Sun, Jun 7, 2015 at 10:30 AM, Jeroen Hofstee <jeroen at myspectrum.nl> wrote:
>> > Tearing down an unitialized rx channel causes a pending address hole
>> > event to be queued. When booting linux it will report this pending
>> > as something like "Address Hole seen by USB_OTG  at address 57fff584",
>> > since u-boot did not handled this interrupt. Prevent that by not
>> > tearing down the rx channel, when not receiving.
>> >
>> > Signed-off-by: Jeroen Hofstee <jeroen at myspectrum.nl>
>> > ---
>> > To replicate this:
>> >  - ROMcode must not use the emac
>> >  - U-Boot must use the emac
>> >  - only on cold start
>> > ---
>>
>> I don't know the hardware, but it sounds like a reasonable
>> explanation. Look good to you, Tony?
>
> Sure.
>
> Tony

OK, I'll pull this into u-boot-net.

Cheers,
-Joe


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