Message ID | 1551284068-4882-8-git-send-email-stefan.popa@analog.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | iio: imu: adis16480: Add support for ADIS1649x family of devices | expand |
On Wed, 27 Feb 2019 18:14:28 +0200 Stefan Popa <stefan.popa@analog.com> wrote: > Document support for ADIS16480 Inertial Measurement Unit. > > Signed-off-by: Stefan Popa <stefan.popa@analog.com> > Reviewed-by: Rob Herring <robh@kernel.org> 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 <lars@metafoo.de> > M: Michael Hennerich <Michael.Hennerich@analog.com> > +M: Stefan Popa <stefan.popa@analog.com> > W: http://wiki.analog.com/ > W: http://ez.analog.com/community/linux-device-drivers > S: Supported
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 <lars@metafoo.de> M: Michael Hennerich <Michael.Hennerich@analog.com> +M: Stefan Popa <stefan.popa@analog.com> W: http://wiki.analog.com/ W: http://ez.analog.com/community/linux-device-drivers S: Supported