On 24/07/16 08:51, Linus Walleij wrote:
> This adds device tree bindings for the AK8974 magnetometer, similar
> to those for the AK8975.
>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: Samu Onkalo <samu.onkalo@xxxxxxxxx>
> Cc: Sebastian Reichel <sre@xxxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Applied to the togreg branch of iio.git
Thanks,
Jonathan
> ---
> ChangeLog v3->v4:
> - Add support for an optional mounting matrix
> ChangeLog v2->v3:
> - No changes, just reposting to keep together with the series
> ChangeLog v1->v2:
> - No changes, just reposting to keep together with the series
> ---
> .../bindings/iio/magnetometer/ak8974.txt | 29 ++++++++++++++++++++++
> 1 file changed, 29 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/iio/magnetometer/ak8974.txt
>
> 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>;
> +};
>
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