linux-kernel - Re: [PATCH v2] dt-bindings: iio: adc: Add TI TWL603X GPADC

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Message-ID: <84388311-c92c-812e-53bd-35daf8821a16@linaro.org>
Date:   Sun, 20 Aug 2023 22:34:33 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andreas Kemnade <andreas@...nade.info>, jic23@...nel.org,
        lars@...afoo.de, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCH v2] dt-bindings: iio: adc: Add TI TWL603X GPADC

On 20/08/2023 14:32, Andreas Kemnade wrote:
> Document TI TWL603X GPADC devicetree bindings.
> A driver is already there, the compatibles are used, but not documented.
> 
> Signed-off-by: Andreas Kemnade <andreas@...nade.info>
> ---

Please provide changelog after ---.


>  .../bindings/iio/adc/ti,twl6030-gpadc.yaml    | 45 +++++++++++++++++++
>  1 file changed, 45 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/ti,twl6030-gpadc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/ti,twl6030-gpadc.yaml b/Documentation/devicetree/bindings/iio/adc/ti,twl6030-gpadc.yaml
> new file mode 100644
> index 000000000000..5b075237bcfd
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/ti,twl6030-gpadc.yaml
> @@ -0,0 +1,45 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/ti,twl6030-gpadc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: GPADC subsystem in the TWL6030 power module
> +
> +maintainers:
> +  - Andreas Kemnade <andreas@...nade.info>
> +
> +description:
> +  The GPADC subsystem in the TWL603X consists of a 10-bit ADC
> +  combined with a 15-input analog multiplexer in the TWL6030 resp. a
> +  19-input analog muliplexer in the TWL6032.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - ti,twl6030-gpadc
> +      - ti,twl6032-gpadc
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  "#io-channel-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - interrupts
> +  - "#io-channel-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    twl {

Just skip the twl node. Anyway, the parent device binding should include
complete example.


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof