Re: [PATCH v3 1/2] dt-bindings: hwmon: Add Sophgo SG2042 external hardware monitor support

From: Krzysztof Kozlowski
Date: Tue Apr 30 2024 - 03:47:30 EST


On 29/04/2024 14:03, Inochi Amaoto wrote:
> Due to the design, Sophgo SG2042 use an external MCU to provide
> hardware information, thermal information and reset control.
>
> Add bindings for this monitor device.
>
> Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxxxx>
> ---
> .../hwmon/sophgo,sg2042-hwmon-mcu.yaml | 40 +++++++++++++++++++
> 1 file changed, 40 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml
>
> diff --git a/Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml b/Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml
> new file mode 100644
> index 000000000000..64a8403aaab8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml
> @@ -0,0 +1,40 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/sophgo,sg2042-hwmon-mcu.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sophgo SG2042 onboard MCU support
> +
> +maintainers:
> + - Inochi Amaoto <inochiama@xxxxxxxxxxx>
> +
> +properties:
> + compatible:
> + const: sophgo,sg2042-hwmon-mcu
> +
> + reg:
> + maxItems: 1
> +
> + "#thermal-sensor-cells":
> + const: 1

This looks like thermal sensor, so you miss ref to thermal-sensor.yaml
in top-level. Just like other sensors.

> +
> +required:
> + - compatible
> + - reg
> + - "#thermal-sensor-cells"
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + i2c {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + syscon@17 {

Are you sure this is syscon? Title says mcu, compatible says hwmon...


Best regards,
Krzysztof