[U-Boot] [RESEND PATCH v2 12/13] davinci: omapl138-lcdk: enable driver-model in SPL

Faiz Abbas faiz_abbas at ti.com
Mon Nov 11 10:18:21 UTC 2019

Hi Bartosz,

On 08/11/19 9:20 PM, Bartosz Golaszewski wrote:
> pt., 25 paź 2019 o 18:10 Bartosz Golaszewski <brgl at bgdev.pl> napisał(a):
>> czw., 26 wrz 2019 o 01:21 Faiz Abbas <faiz_abbas at ti.com> napisał(a):
>>> Hi,
>>> On 29/07/19 12:28 PM, Bartosz Golaszewski wrote:
>>>> From: Bartosz Golaszewski <bgolaszewski at baylibre.com>
>>>> Enable CONFIG_SPL_DM and enable the driver model for serial by defining
>>>> an appropriate device in the board file for da850-lcdk.
>>> This breaks booting from MMC on omapl138_lcdk. You didn't add a
>>> U_BOOT_DEVICE for the mmc node.
>>> Thanks,
>>> Faiz
>> Just letting you know I haven't forgotten about this. I finally got
>> some time to work on it this week, but it turned out to be
>> non-trivial, as for some reason the set_cmd mmc callback is not being
>> properly assigned in SPL with driver-model and I couldn't find out why
>> so far. Next week I'm at ELCE, but I'll be back at it on Thursday. I'm
>> not sure if you want to revert the offending patch for now or this can
>> wait for another week?
>> Best regards,
>> Bartosz Golaszewski
> I've been working on this some more this week and noticed that in SPL
> for some reason the bind function of the mmc driver is not called
> (despite the driver being probed fine), but so far I've been unable to
> figure out why exactly.

I suspect you need to set DM_FLAG_PRE_RELOC for the bind to be called.
Can you try setting this flag?


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