[PATCH 2/2] ARM: dts: imx28: Adjust i2c interrupt bindings

Marek Vasut marex at denx.de
Wed May 22 07:05:09 EDT 2013


Dear Juergen Beisert,

> Hi Fabio,
> 
> > i2c slowness is a different issue.
> 
> Same happens here for my i.M23 based platform. It seems the PIO mode does
> not work, or at least not like it works on a i.MX28. Each short transfer
> needs about one second (without an error message) but does not send
> anything on the I2C lines.
> 
> I need the following patches to make I2C master work within a 3.10-rc2
> kernel:
> 
> Subject: [PATCH] I2C/MXS: distinguish i.MX23 and i.MX28 based I2C

I'm all for it, but then ... won't it be better if you actually fixed the PIO 
and mixed-mode on MX23 instead of implementing such hack? It might actually turn 
out to be beneficial for MX28 too.

Best regards,
Marek Vasut



More information about the linux-arm-kernel mailing list