From: Bastien Nocera <hadess@hadess.net>
To: jic23@jic23.retrosnub.co.uk
Cc: "linux-iio@vger.kernel.org" <linux-iio@vger.kernel.org>
Subject: Re: bmc150_accel i2c-BMA250E:00: Invalid chip f8
Date: Thu, 23 Jul 2015 17:22:25 +0200 [thread overview]
Message-ID: <1437664945.2863.14.camel@hadess.net> (raw)
In-Reply-To: <20150723135953.77FEB431C5@saturn.retrosnub.co.uk>
On Thu, 2015-07-23 at 14:59 +0100, jic23@jic23.retrosnub.co.uk wrote:
>
<snip>
> Odd. The bma250e is documented as having an id of 0xf9 not 0xf8.
> http://ae-bst.resource.bosch.com/media/products/dokumente/bma250e/BST
> -BMA250
> E-DS004-05_published.pdf
>
> So all I can think of is that the chip is a bma222e (or something
> else
> with the 0xf8 chip id) or there are some bma250e's out there with
> the wrong ID...
>
> Someone changed a part on the device and thought no one would notice
> and hence didn't update the bios? (even if it has a totally different
> range)
>
> I guess if you frig the driver to load anyway we can see what value
> it is giving for g and that should give us more of a clue.
I've sent 1 preparation patch, and one fixup patch to ignore the
ACPI/I2C ID when selecting the chip type.
Cheers
prev parent reply other threads:[~2015-07-23 15:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-22 18:48 bmc150_accel i2c-BMA250E:00: Invalid chip f8 Bastien Nocera
2015-07-23 9:37 ` Tirdea, Irina
2015-07-23 9:41 ` Bastien Nocera
2015-07-23 13:59 ` jic23
2015-07-23 14:01 ` jic23
2015-07-23 15:22 ` Bastien Nocera [this message]
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