Re: [PATCH 42/46] dt-bindings:iio:accel:fsl,mma8452: txt to yaml conversion.

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On Sat, Oct 31, 2020 at 06:48:50PM +0000, Jonathan Cameron wrote:
> From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> 
> Simple binding so mostly straight forward to convert.
> Original binding was unclear on how many interrupts there are.
> The device has two such lines, whilst I believe the driver currently
> only uses one at a time.  The binding should allow both to be specified.
> 
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> Cc: Martin Kepplinger <martin.kepplinger@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  .../bindings/iio/accel/fsl,mma8452.yaml       | 62 +++++++++++++++++++
>  .../devicetree/bindings/iio/accel/mma8452.txt | 35 -----------
>  2 files changed, 62 insertions(+), 35 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/iio/accel/fsl,mma8452.yaml b/Documentation/devicetree/bindings/iio/accel/fsl,mma8452.yaml
> new file mode 100644
> index 000000000000..3b8e5ebdf90c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/accel/fsl,mma8452.yaml
> @@ -0,0 +1,62 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/accel/fsl,mma8452.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title:
> +  Freescale MMA8451Q, MMA8452Q, MMA8453Q, MMA8652FC, MMA8653FC or FXLS8471Q
> +  triaxial accelerometer
> +
> +maintainers:
> +  - Martin Kepplinger <martin.kepplinger@xxxxxxxxxxxxxxxxxxxxx>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - fsl,mma8451
> +      - fsl,mma8452
> +      - fsl,mma8453
> +      - fsl,mma8652
> +      - fsl,mma8653
> +      - fsl,fxls8471
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    description:
> +      2 highly configurable interrupt lines exist.
> +    minItems: 1
> +    maxItems: 2
> +
> +  interrupt-names:
> +    description: Specify which interrupt line is in use.
> +    enum:
> +      - INT1
> +      - INT2

This will default to only 1 item allowed. You need minItems/maxItems.

> +
> +  vdd-supply: true
> +  vddio-supply: true
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        accel@1d {
> +            compatible = "fsl,mma8453";
> +            reg = <0x1d>;
> +            interrupt-parent = <&gpio1>;
> +            interrupts = <5 0>;
> +            interrupt-names = "INT2";
> +        };
> +    };
> +...
> diff --git a/Documentation/devicetree/bindings/iio/accel/mma8452.txt b/Documentation/devicetree/bindings/iio/accel/mma8452.txt
> deleted file mode 100644
> index e132394375a1..000000000000
> --- a/Documentation/devicetree/bindings/iio/accel/mma8452.txt
> +++ /dev/null
> @@ -1,35 +0,0 @@
> -Freescale MMA8451Q, MMA8452Q, MMA8453Q, MMA8652FC, MMA8653FC or FXLS8471Q
> -triaxial accelerometer
> -
> -Required properties:
> -
> -  - compatible: should contain one of
> -    * "fsl,mma8451"
> -    * "fsl,mma8452"
> -    * "fsl,mma8453"
> -    * "fsl,mma8652"
> -    * "fsl,mma8653"
> -    * "fsl,fxls8471"
> -
> -  - reg: the I2C address of the chip
> -
> -Optional properties:
> -
> -  - interrupts: interrupt mapping for GPIO IRQ
> -
> -  - interrupt-names: should contain "INT1" and/or "INT2", the accelerometer's
> -		     interrupt line in use.
> -
> -  - vdd-supply: phandle to the regulator that provides vdd power to the accelerometer.
> -
> -  - vddio-supply: phandle to the regulator that provides vddio power to the accelerometer.
> -
> -Example:
> -
> -	mma8453fc@1d {
> -		compatible = "fsl,mma8453";
> -		reg = <0x1d>;
> -		interrupt-parent = <&gpio1>;
> -		interrupts = <5 0>;
> -		interrupt-names = "INT2";
> -	};
> -- 
> 2.28.0
> 



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