Re: [PATCH v2 02/10] iio: document bindings for mounting matrices

Rob Herring
2019-02-22T23:42:48Z

On Thu, 21 Feb 2019 18:02:47 +0100, "H. Nikolaus Schaller" wrote:
> From: Linus Walleij <linus.walleij@linaro.org>
>
> The mounting matrix for sensors was introduced in
> commit dfc57732ad38 ("iio:core: mounting matrix support")
>
> However the device tree bindings are very terse and since this is
> a widely applicable property, we need a proper binding for it
> that the other bindings can reference. This will also be useful
> for other operating systems and sensor engineering at large.
>
> I think all 3D sensors should support it, the current situation
> is probably that the mounting information is confined in magic
> userspace components rather than using the mounting matrix, which
> is not good for portability and reuse.
>
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: Gregor Boirie <gregor.boirie@parrot.com>
> Cc: Sebastian Reichel <sre@kernel.org>
> Cc: Samu Onkalo <samu.onkalo@intel.com>
> Cc: devicetree@vger.kernel.org
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
> ---
> .../devicetree/bindings/iio/mount-matrix.txt | 204 ++++++++++++++++++
> 1 file changed, 204 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/iio/mount-matrix.txt
>

Reviewed-by: Rob Herring <robh@kernel.org>