On Fri, Jun 07, 2013 at 06:25:00PM +0200, Thomas Petazzoni wrote: > Dear Gregory CLEMENT, > > On Fri, 7 Jun 2013 17:48:59 +0200, Gregory CLEMENT wrote: > > > +/* > > + * 5us delay in order to avoid repeated start > > + * timing violation on Armada XP SoC. > > + */ > > +static int mv64xxx_i2c_errata_delay; > > This should probably be a per-I2C controller variable, i.e in > mv64xxx_i2c_data.
Yes.
>
>
> > + if (!mv64xxx_i2c_errata_delay &&
> > + of_machine_is_compatible("marvell,armadaxp"))
> > + mv64xxx_i2c_errata_delay = 1;
>
> I am wondering whether it should be done this way, or using a separate
> DT property.
Need to think about it. It is similar to the sda-hold-time issue, I
guess.
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