mmc1 timeout issue with rpi3

Sergey Suloev ssuloev at orpaltech.com
Thu Jan 18 09:56:54 PST 2018


Hi, Stefan,

On 01/18/2018 07:55 PM, Stefan Wahren wrote:
> Hi Sergey,
>
>
> Am 18.01.2018 um 13:55 schrieb Sergey Suloev:
>> Hi, Stefan
>>
>> On 01/18/2018 10:03 AM, Stefan Wahren wrote:
>>> Hi Sergey,
>>>
>>>> Sergey Suloev <ssuloev at orpaltech.com> hat am 17. Januar 2018 um 
>>>> 21:04 geschrieben:
>>>>
>>>>
>>>> Hi Stefan,
>>>>
>>>> I am using u-boot tagged 2018.01.
>>> interesting. I don't use u-boot as second stage bootloader. Maybe it 
>>> messed up the pin configuration of the GPIO expander. Could you 
>>> please try without u-boot?
>>
>> but how can u-boot influence that ? As far as I understand the error 
>> happens in a very late boot stage, actually in the end. At this time 
>> bcm2837-rpi-3-b device tree file from kernel is already loaded. Do 
>> you think this DTB is incorrect ?
>
> wild guessing doesn't help here. Did you test it without U-Boot? Did 
> the issue still occur?
>
> Stefan
>
>>
>> Thanks
>>
>>
>
>
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no I haven't checked it yet. I'm going to find information about setting 
it up w/o u-boot since I've never tried it before.




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