linux-kernel - Re: [PATCH v4 1/3] dt-bindings: iio: adc: add bindings doc for MT6360 ADC

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Message-ID: <20200917183322.25fa2aea@archlinux>
Date:   Thu, 17 Sep 2020 18:33:22 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Gene Chen <gene.chen.richtek@...il.com>
Cc:     matthias.bgg@...il.com, knaack.h@....de, lars@...afoo.de,
        pmeerw@...erw.net, linux-iio@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        gene_chen@...htek.com, Wilma.Wu@...iatek.com,
        shufan_lee@...htek.com, cy_huang@...htek.com,
        benjamin.chao@...iatek.com, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v4 1/3] dt-bindings: iio: adc: add bindings doc for
 MT6360 ADC

On Wed, 16 Sep 2020 01:36:07 +0800
Gene Chen <gene.chen.richtek@...il.com> wrote:

> From: Gene Chen <gene_chen@...htek.com>
> 
> This change adds the binding doc for the MT6360 ADC.
> 
> Signed-off-by: Gene Chen <gene_chen@...htek.com>
Hi Gene

A few things inline I missed before.  Ideally this wants
a device-tree ack which it isn't likely to get without
cc'ing the binding Maintainers. I've added Rob and the list.

Thanks,

Jonathan

> ---
>  .../bindings/iio/adc/mediatek,mt6360.yaml          | 32 ++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/mediatek,mt6360.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/mediatek,mt6360.yaml b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6360.yaml
> new file mode 100644
> index 0000000..2fa2fe7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6360.yaml
> @@ -0,0 +1,32 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/iio/adc/mediatek,mt6360.yaml#

I think this should probably match the compatible as should the file name.
(sorry missed this on previous review!)

> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mediatek MT6360 and similar ADCs
> +
> +maintainers:
> +  - Gene Chen <gene_chen@...htek.com>
> +
> +description: |
> +  Family of simple ADCs with i2c interface and internal references.
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt6360-adc
> +
> +  "#io-channel-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - "#io-channel-cells"
As it's fresh in my mind from forgetting it myself, can we
add

additionalProperties: false

?


> +
> +examples:
> +  - |
> +    adc {
> +      compatible = "mediatek,mt6360-adc";
> +      #io-channel-cells = <1>;
> +    };
> +...