From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
Subject: Re: [PATCH 2.6.29.2] PXA I2C: Define log level for i2c PXA error
	report
Date: Mon, 11 May 2009 12:28:01 +0100
Message-ID: <20090511112801.GA20283@sirena.org.uk>
References: <Pine.LNX.4.64.0905060829580.24668@venus.araneidae.co.uk> <20090506102202.73d6045d@hyperion.delvare> <Pine.LNX.4.64.0905081102060.14384@venus.araneidae.co.uk> <fd6b62c10905110311w6350828tf90d9c699b73fe30@mail.gmail.com> <Pine.LNX.4.64.0905111126020.20970@venus.araneidae.co.uk>
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To: Michael Abbott <michael-W/Bzo8D1sxa8qtKVGud/9w@public.gmane.org>
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On Mon, May 11, 2009 at 11:31:51AM +0100, Michael Abbott wrote:

> static struct i2c_pxa_platform_data xcep_i2c_platform_data  = {
>         .class = I2C_CLASS_HWMON
> };

> ...
>         pxa_set_i2c_info(&xcep_i2c_platform_data);

> This is called in the .init_machine method, and the target system is a 
> PXA255.

> However, after the error messages on startup, all the sensors seem to be 
> detected and seem to be operating normally.

These errors occur when attempting to talk to non-existant devices which
is almost certainly going to happen with the class based device probing
since the kernel will probe for each device at each possible address on
each I2C bus.