Re: [PATCH v2] add support for Freescale's MMA8653FC 10 bit accelerometer

From: Bastien Nocera
Date: Thu Mar 19 2015 - 06:23:26 EST


On Wed, 2015-03-18 at 19:28 +0100, Martin Kepplinger wrote:
> Am 2015-03-18 um 19:05 schrieb Bastien Nocera:
> > On Wed, 2015-03-18 at 19:02 +0100, Martin Kepplinger wrote:
> > > Am 2015-03-18 um 17:59 schrieb Bastien Nocera:
> > > > On Wed, 2015-03-18 at 17:42 +0100, Martin Kepplinger wrote:
> > > > >
> > > > <snip>
> > > > > It could have gone to drivers/iio/accel if it would use an
> > > > > iio interface, which would make more sense, you are right,
> > > > > but I
> > > > > simply don't have the time to merge it in to iio.
> > > > >
> > > > > It doesn't use an input interface either but I don't see a
> > > > > good place for an accelerometer that uses sysfs only.
> > > > >
> > > > > It works well, is a relatively recent chip and a clean
> > > > > dirver. But this is all I can provide.
> > > >
> > > > As a person who works on the user-space interaction of those
> > > > with desktops [1]: Urgh.
> > > >
> > > > I already have 3 (probably 4) types of accelerometers to
> > > > contend with, I'm not fond of adding yet another type.
> > > >
> > > > Is there any way to get this hardware working outside the SoCs
> > > > it's designed for (say, a device with I2C like a Raspberry
> > > > Pi), so that a kind soul could handle getting this using the
> > > > right interfaces?
> > > >
> > >
> > > It works on basically any SoC and is in no way limited in this
> > > regard. Sure, userspace has to expicitely support it and I hear
> > > you. Using the iio interface would make more sense. I can only
> > > say I'd love to have the time to move this driver over. I'm
> > > very sorry.
> >
> > How can we get the hardware for somebody to use on their own
> > laptops/embedded boards to implement this driver?
> >
>
> It's connected over I2C. If the included documentation is not clear
> please tell me what exacly. Thanks!


I'll ask the question a different way: can you please give the address
of a shop where that hardware is available?

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