Re: [PATCH 0/3] iio: accel: kxcjk-1013: Add support for KX023-1025

From: Michał Mirosław
Date: Tue May 11 2021 - 10:51:00 EST


On Tue, May 11, 2021 at 04:38:06PM +0200, Stephan Gerhold wrote:
> Hi Michał,
>
> On Tue, May 11, 2021 at 04:28:47PM +0200, Michał Mirosław wrote:
> > On Tue, May 11, 2021 at 11:54:06AM +0200, Stephan Gerhold wrote:
> > > KX023-1025 [1] is another accelerometer from Kionix that has lots
> > > of additional functionality compared to KXCJK-1013. It combines the
> > > motion interrupt functionality from KXCJK with the tap detection
> > > from KXTF9, plus a lot more other functionality.
> > When I researched KXTF9 support it occurred to me that the -10xx part is
> > duplicating the information in 'KXyyy' - it seems to be a project number
> > or something. I would suggest to use just 'kx023' prefix for the code
> > and DT but leave the full identification in the comments/description.
> There do seem to be two different KXTF9 from Kionix, a KXTF9-4100 [1]
> and a KXTF9-2050 [2] with separate datasheets. Have you checked if there
> is a meaningful difference between them?

I haven't compared them thoroughly, but the versions seem to differ only
in power consumption (maybe a different manufacturing process?). The
register sets seem the same.

Best Regards
Michał Mirosław