Re: [PATCH 5/5] dt-bindings: pmic: mediatek: Add pmic documents

[Krzysztof Kozlowski <krzk@xxxxxxxxxx>]

On 14/03/2025 08:32, Lu.Tang wrote:

Please use subject prefixes matching the subsystem. You can get them for
example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
your patch is touching. For bindings, the preferred subjects are
explained here:
https://www.kernel.org/doc/html/latest/devicetree/bindings/submitting-patches.html#i-for-patch-submitters

There is no subsystem "pmic".

> Add new pmic mfd and adc documents for mt8196
> 
> Signed-off-by: Lu.Tang <Lu.Tang@xxxxxxxxxxxx>

Are you sure Latin transcription of your name includes '.' or you just
copy-paste email address?


...

> +  - Lu Tang <lu.tang@xxxxxxxxxxxx>
> +
> +description:
> +  The Auxiliary Analog/Digital Converter (AUXADC) is an ADC found
> +  in some MediaTek PMICs, performing various PMIC related measurements
> +  such as battery and PMIC internal voltage regulators temperatures,
> +  other than voltages for various PMIC internal components.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - mediatek,mt6363-auxadc
> +      - mediatek,mt6373-auxadc

Just fold the device to the parent node.



..



> diff --git a/Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml b/Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml
> new file mode 100644
> index 000000000000..a8f1231623cf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/mediatek,spmi-pmic.yaml

Filename matching one of the compatibles, e.g. the oldest one.

> @@ -0,0 +1,173 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mfd/mediatek,spmi-pmic.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek SPMI PMICs multi-function device
> +
> +maintainers:
> +  - Lu Tang <lu.tang@xxxxxxxxxxxx>
> +
> +description: |
> +  Some Mediatek PMICs are interfaced to the chip via the SPMI (System Power
> +  Management Interface) bus.
> +
> +  The Mediatek SPMI series includes the MT6363, MT6373, MT6316 and other
> +  PMICs.Please see the sub-modules below for supported features.
> +
> +   MT6363/MT6373 is a multifunction device with the following sub modules:
> +  - Regulators
> +  - ADC
> +  - GPIO
> +  - Keys
> +   MT6316 is a multifunction device with the following sub modules:
> +  - Regulators

I don't get why they are in the same schema. It would result in
unnecessary big if:then with half of children not applicable for other
variants.

> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - enum:
> +          - mediatek,mt6363
> +          - mediatek,mt6373
> +          - mediatek,mt6316
Sort these with alphanumeric order.

Best regards,
Krzysztof