From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Popa Subject: [PATCH v3 7/7] iio: imu: adis16480: Add docs for ADIS16480 IMU Date: Wed, 27 Feb 2019 18:14:28 +0200 Message-ID: <1551284068-4882-8-git-send-email-stefan.popa@analog.com> References: <1551284068-4882-1-git-send-email-stefan.popa@analog.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1551284068-4882-1-git-send-email-stefan.popa@analog.com> Sender: linux-kernel-owner@vger.kernel.org To: jic23@kernel.org, robh+dt@kernel.org Cc: Stefan Popa , Michael.Hennerich@analog.com, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org Document support for ADIS16480 Inertial Measurement Unit. Signed-off-by: Stefan Popa Reviewed-by: Rob Herring --- .../devicetree/bindings/iio/imu/adi,adis16480.txt | 49 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/imu/adi,adis16480.txt diff --git a/Documentation/devicetree/bindings/iio/imu/adi,adis16480.txt b/Documentation/devicetree/bindings/iio/imu/adi,adis16480.txt new file mode 100644 index 0000000..39ab016 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/imu/adi,adis16480.txt @@ -0,0 +1,49 @@ + +Analog Devices ADIS16480 and similar IMUs + +Required properties for the ADIS16480: + +- compatible: Must be one of + * "adi,adis16375" + * "adi,adis16480" + * "adi,adis16485" + * "adi,adis16488" + * "adi,adis16495-1" + * "adi,adis16495-2" + * "adi,adis16495-3" + * "adi,adis16497-1" + * "adi,adis16497-2" + * "adi,adis16497-3" +- reg: SPI chip select number for the device +- spi-max-frequency: Max SPI frequency to use + see: Documentation/devicetree/bindings/spi/spi-bus.txt +- spi-cpha: See Documentation/devicetree/bindings/spi/spi-bus.txt +- spi-cpol: See Documentation/devicetree/bindings/spi/spi-bus.txt +- interrupts: interrupt mapping for IRQ, accepted values are: + * IRQF_TRIGGER_RISING + * IRQF_TRIGGER_FALLING + +Optional properties: + +- interrupt-names: Data ready line selection. Valid values are: + * DIO1 + * DIO2 + * DIO3 + * DIO4 + If this field is left empty, DIO1 is assigned as default data ready + signal. +- reset-gpios: must be the device tree identifier of the RESET pin. As the line + is active low, it should be marked GPIO_ACTIVE_LOW. + +Example: + + imu@0 { + compatible = "adi,adis16495-1"; + reg = <0>; + spi-max-frequency = <3200000>; + spi-cpol; + spi-cpha; + interrupts = <25 IRQF_TRIGGER_FALLING>; + interrupt-parent = <&gpio>; + interrupt-names = "DIO2"; + }; diff --git a/MAINTAINERS b/MAINTAINERS index e4091ac..beecd1e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -942,6 +942,7 @@ F: drivers/dma/dma-axi-dmac.c ANALOG DEVICES INC IIO DRIVERS M: Lars-Peter Clausen M: Michael Hennerich +M: Stefan Popa W: http://wiki.analog.com/ W: http://ez.analog.com/community/linux-device-drivers S: Supported -- 2.7.4