From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v2 02/10] iio: document bindings for mounting matrices Date: Fri, 22 Feb 2019 17:42:44 -0600 Message-ID: <20190222234244.GA19838@bogus> References: <32025b2a8ccc97cc01f8115ee962529eb5990f00.1550768574.git.hns@goldelico.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <32025b2a8ccc97cc01f8115ee962529eb5990f00.1550768574.git.hns@goldelico.com> Sender: linux-kernel-owner@vger.kernel.org Cc: Linus Walleij , Jonathan Cameron , Mark Rutland , "H. Nikolaus Schaller" , Andy Shevchenko , Charles Keepax , Song Qiang , Jean-Baptiste Maneyrol , Martin Kelly , Jonathan Marek , Brian Masney , Stephan Gerhold , letux-kernel@openphoenux.org, Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Gregor Boirie List-Id: devicetree@vger.kernel.org On Thu, 21 Feb 2019 18:02:47 +0100, "H. Nikolaus Schaller" wrote: > From: Linus Walleij > > 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 > Cc: Gregor Boirie > Cc: Sebastian Reichel > Cc: Samu Onkalo > Cc: devicetree@vger.kernel.org > Signed-off-by: Linus Walleij > Signed-off-by: H. Nikolaus Schaller > --- > .../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