Re: Odroid U3 s3c-i2c 13880000.i2c: timeout waiting for bus idle

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On Thu, 11 Apr 2019 at 10:32, Anand Moon <linux.amoon@xxxxxxxxx> wrote:
>
> Hi All,
>
> On my Odroid U3 on with Arch Linux.
> I am observing  this issue for some time now.
> GUI is very slow to start login.
>
> [   54.250363] [drm] Cannot find any crtc or sizes
> [   59.290381] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   64.330493] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   69.369555] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   74.408963] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   79.436652] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   84.467241] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   89.499775] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   94.534730] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [   99.571839] s3c-i2c 13880000.i2c: timeout waiting for bus idle
> [  104.608819] s3c-i2c 13880000.i2c: timeout waiting for bus idle
>
> So I enable the I2C debug on i2c-s3c2410.c but could not find any
> valid clue for this failure.
> Attach are the logs for i2c from i2c-s3c2410.c.
>
> How can I fix this problem at my end.
> Is their any configuration missing or any gpio setting missing

Hi Anand,

I did not see such errors on v5.1.0-rc4:
https://krzk.eu/#/builders/25/builds/1274
No unusual dmesg errors, warnings or any other messages in the console log.

Best regards,
Krzysztof



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