Re: [PATCH 2/4] ASoC: dt-bindings: document the adau1373 Codec

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On Tue, 2024-10-22 at 08:06 +0200, Krzysztof Kozlowski wrote:
> On Mon, Oct 21, 2024 at 03:46:46PM +0200, Nuno Sa wrote:
> > Describe the adau1373 Low Power Codec with Speaker and
> > Headphone Amplifier.
> > 
> > While at it, properly add a MAINTAINERS entry for ADI sound bindings.
> > 
> > Signed-off-by: Nuno Sa <nuno.sa@xxxxxxxxxx>
> > ---
> >  .../devicetree/bindings/sound/adi,adau1373.yaml    | 102
> > +++++++++++++++++++++
> >  MAINTAINERS                                        |   1 +
> >  2 files changed, 103 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/sound/adi,adau1373.yaml
> > b/Documentation/devicetree/bindings/sound/adi,adau1373.yaml
> > new file mode 100644
> > index
> > 0000000000000000000000000000000000000000..b2b5b2226ed7b354f2fb7871c17272b347
> > 921fa5
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/sound/adi,adau1373.yaml
> > @@ -0,0 +1,102 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/sound/adi,adau1373.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +
> 
> Just one blank line
> 
> > +title: Analog Devices ADAU1373 CODEC
> > +
> > +maintainers:
> > +  - Nuno Sá <nuno.sa@xxxxxxxxxx>
> > +
> > +description: |
> > +  Analog Devices ADAU1373 Low power codec with speaker and headphone
> > amplifiers.
> > + 
> > https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1373.pdf
> > +
> > +allOf:
> > +  - $ref: dai-common.yaml#
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - adi,adau1373
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  "#sound-dai-cells":
> > +    const: 0
> > +
> > +  powerdown-gpios:
> > +    description: GPIO used for hardware power-down.
> > +    maxItems: 1
> > +
> > +  adi,micbias1-microvolt:
> > +    description:
> > +      This property sets the microphone bias voltage for the first
> > microphone.
> > +    enum: [1800000, 2200000, 2600000, 2900000]
> > +    default: 2900000
> > +
> > +  adi,micbias2-microvolt:
> > +    description:
> > +      This property sets the microphone bias voltage for the second
> > microphone.
> > +    enum: [1800000, 2200000, 2600000, 2900000]
> > +    default: 2900000
> > +
> > +  adi,input1-differential:
> > +    description: This property sets the first analog input as differential.
> > +    type: boolean
> > +
> > +  adi,input2-differential:
> > +    description: This property sets the second analog input as
> > differential.
> > +    type: boolean
> > +
> > +  adi,input3-differential:
> > +    description: This property sets the third analog input as differential.
> > +    type: boolean
> > +
> > +  adi,input4-differential:
> > +    description: This property sets the fourth analog input as
> > differential.
> > +    type: boolean
> > +
> > +  adi,lineout-differential:
> > +    description: This property sets the line output as differential.
> > +    type: boolean
> > +
> > +  adi,lineout-gnd-sense:
> > +    description: This property enables the line output ground sense
> > control.
> > +    type: boolean
> > +
> > +  adi,drc-settings:
> > +    description:
> > +      This setting is used to control the dynamic range of the signal. The
> > +      device provides a maximum of three full band DRCs with 13 entries
> > each.
> > +    $ref: /schemas/types.yaml#/definitions/uint8-array
> > +    oneOf:
> > +      - minItems: 13
> > +      - minItems: 26
> > +      - minItems: 39
> 
> and maxItems?

Hmm, I had the idea that if maxItems was omitted, then it's the same as
minItems? Because that's the intent... We can either have an array of 13, 26 or
39 entries.

> 
> > +
> > +required:
> > +  - "#sound-dai-cells"
> > +  - compatible
> > +  - reg
> > +
> > +unevaluatedProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/gpio/gpio.h>
> > +
> > +    i2c {
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +        audio-codec@1a {
> > +                compatible = "adi,adau1373";
> 
> Messed indentation.

WIll fix. Normally my IDE handles this pretty well...
> 
> > +                reg = <0x1a>;
> > +                #sound-dai-cells = <0>;
> > +                powerdown-gpios = <&gpio 100 GPIO_ACTIVE_LOW>;
> 
> Extend the example, you have like 10 unused properties.

Will do

Thanks!
- Nuno Sá






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