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| -rw-r--r-- | Documentation/devicetree/bindings/iio/magnetometer/ak8975.txt | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/magnetometer/ak8975.txt b/Documentation/devicetree/bindings/iio/magnetometer/ak8975.txt new file mode 100644 index 000000000..aa67ceb0d --- /dev/null +++ b/Documentation/devicetree/bindings/iio/magnetometer/ak8975.txt @@ -0,0 +1,30 @@ +* AsahiKASEI AK8975 magnetometer sensor + +Required properties: + + - compatible : should be "asahi-kasei,ak8975" + - reg : the I2C address of the magnetometer + +Optional properties: + + - gpios : should be device tree identifier of the magnetometer DRDY pin + - vdd-supply: an optional regulator that needs to be on to provide VDD + - mount-matrix: an optional 3x3 mounting rotation matrix + +Example: + +ak8975@c { + compatible = "asahi-kasei,ak8975"; + reg = <0x0c>; + gpios = <&gpj0 7 0>; + vdd-supply = <&ldo_3v3_gnss>; + mount-matrix = "-0.984807753012208", /* x0 */ + "0", /* y0 */ + "-0.173648177666930", /* z0 */ + "0", /* x1 */ + "-1", /* y1 */ + "0", /* z1 */ + "-0.173648177666930", /* x2 */ + "0", /* y2 */ + "0.984807753012208"; /* z2 */ +}; |