Re: i2c adapter on i852/855

["Hans-Jürgen Koch" <hjk@linutronix.de>]

Am Donnerstag, 18. Januar 2007 15:35 schrieb Hans-Jürgen Koch:
> I'm using intelfb from 2.6.20-rc3 on an embedded board with an i852/855 and
> an i801. My .config contains
>
> CONFIG_FB_INTEL=y
> CONFIG_FB_INTEL_I2C=y
> CONFIG_I2C=y
> CONFIG_I2C_ALGOBIT=y
>
> Problem is that no i2c adapter from this driver shows up
> in /sys/class/i2c-adapter, while the adapter registered by i2c_i801 is
> there.
>
> I can make the i2c adapter of the i852/855 work with a modified version of
> i2c-i810, but this module is deprecated, so I'd like to use intelfb only.
>
> Can somebody confirm that it actually works? What could be wrong?
>
> Hans

Alright, should have had a look at the logs first. There's a message saying

intelfb: Cannot reserve FB region.

So intelfb is probably not running at all. Video comes from a vesafb or 
vga16fb that are also loaded...

Hans


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