Re: [PATCHv2 2/3] ARM: mxs: cfa10049: Switch bus i2c1 to bitbanging

From: Fabio Estevam
Date: Fri Jun 21 2013 - 18:27:50 EST


On Thu, Jun 20, 2013 at 3:57 PM, Alexandre Belloni
<alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
> From: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
>
> The ADCs connected to this bus have been experiencing some timeout
> issues when using the iMX28 i2c controller. Switching back to bitbanging
> solves this.

Could you please investigate this timeout issue?

The I2C timeouts I was having on mx28 when trying to access sgtl5000
codec, was due to the lack
of codec clock.

After I provided the codec clock I am able to use I2C without issues
and just sent a patch for it.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/