On Wed, 27 Feb 2019 18:14:28 +0200 Stefan Popa <[email protected]> wrote:
> Document support for ADIS16480 Inertial Measurement Unit. > > Signed-off-by: Stefan Popa <[email protected]> > Reviewed-by: Rob Herring <[email protected]> Applied. Thanks, Jonathan > --- > .../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 <[email protected]> > M: Michael Hennerich <[email protected]> > +M: Stefan Popa <[email protected]> > W: http://wiki.analog.com/ > W: http://ez.analog.com/community/linux-device-drivers > S: Supported
