From bcdf177d046c13db727c80ac9023b916dd878f8f Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Mon, 25 Jul 2016 15:54:54 +0200 Subject: iio: magn: DT bindings for AK8974 This adds device tree bindings for the AK8974 magnetometer, similar to those for the AK8975. Cc: devicetree@vger.kernel.org Cc: Samu Onkalo Cc: Sebastian Reichel Cc: Peter Meerwald-Stadler Acked-by: Rob Herring Signed-off-by: Linus Walleij Signed-off-by: Jonathan Cameron --- .../bindings/iio/magnetometer/ak8974.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt (limited to 'Documentation/devicetree/bindings/iio') diff --git a/Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt b/Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt new file mode 100644 index 000000000000..77d5aba1bd8c --- /dev/null +++ b/Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt @@ -0,0 +1,29 @@ +* Asahi Kasei AK8974 magnetometer sensor + +Required properties: + +- compatible : should be "asahi-kasei,ak8974" +- reg : the I2C address of the magnetometer + +Optional properties: + +- avdd-supply: regulator supply for the analog voltage + (see regulator/regulator.txt) +- dvdd-supply: regulator supply for the digital voltage + (see regulator/regulator.txt) +- interrupts: data ready (DRDY) and interrupt (INT1) lines + from the chip, the DRDY interrupt must be placed first. + The interrupts can be triggered on rising or falling + edges alike. +- mount-matrix: an optional 3x3 mounting rotation matrix + +Example: + +ak8974@0f { + compatible = "asahi-kasei,ak8974"; + reg = <0x0f>; + avdd-supply = <&foo_reg>; + dvdd-supply = <&bar_reg>; + interrupts = <0 IRQ_TYPE_EDGE_RISING>, + <1 IRQ_TYPE_EDGE_RISING>; +}; -- cgit v1.2.3