Re: [PATCH v2 1/2] dt-bindings: phy: mxs-usb-phy: convert to DT schema format

[Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>]

On 08/06/2023 05:36, Xu Yang wrote:
> Convert the binding to DT schema format. Besides, this also add other
> optional properties not contained in txt file.

Why ones do you add?

> 
> Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
> 
> ---
> Changes in v2:
>  - change filename to fsl,mxs-usbphy.yaml
>  - add other optional properties
>  - narrow fsl,anatop to imx6
>  - use additionalProperties
> ---
>  .../bindings/phy/fsl,mxs-usbphy.yaml          | 128 ++++++++++++++++++
>  .../devicetree/bindings/phy/mxs-usb-phy.txt   |  33 -----
>  2 files changed, 128 insertions(+), 33 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml
>  delete mode 100644 Documentation/devicetree/bindings/phy/mxs-usb-phy.txt
> 
> diff --git a/Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml b/Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml
> new file mode 100644
> index 000000000000..1b6b19fdf491
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml
> @@ -0,0 +1,128 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/fsl,mxs-usbphy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Freescale MXS USB Phy Device
> +
> +maintainers:
> +  - Xu Yang <xu.yang_2@nxp.com>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - enum:
> +          - fsl,imx23-usbphy
> +          - fsl,vf610-usbphy
> +          - fsl,imx7ulp-usbphy

Keep the list sorted.

> +      - items:
> +          - enum:
> +              - fsl,imx28-usbphy
> +              - fsl,imx6ul-usbphy
> +              - fsl,imx6sl-usbphy
> +              - fsl,imx6sx-usbphy
> +              - fsl,imx6q-usbphy
> +          - const: fsl,imx23-usbphy
> +      - items:
> +          - const: fsl,imx6sll-usbphy
> +          - const: fsl,imx6ul-usbphy
> +          - const: fsl,imx23-usbphy
> +      - items:
> +          - const: fsl,imx7ulp-usbphy
> +          - const: fsl,imx6ul-usbphy
> +      - items:
> +          - const: fsl,imx8dxl-usbphy
> +          - const: fsl,imx7ulp-usbphy
> +
> +  reg:
> +    minItems: 1
> +    maxItems: 2

You should list the items.

> +
> +  interrupts:
> +    minItems: 1
> +    maxItems: 2

You should list the items.

> +
> +  clocks:
> +    maxItems: 1
> +
> +  '#phy-cells':
> +    const: 0
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  fsl,anatop:
> +    description:
> +      phandle for anatop register, it is only for imx6 SoC series.
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +
> +  phy-3p0-supply:
> +    description:
> +      One of USB PHY's power supply. Can be used to keep a good signal
> +      quality.
> +
> +  fsl,tx-cal-45-dn-ohms:
> +    description:
> +      Resistance (in ohms) of switchable high-speed trimming resistor
> +      connected in parallel with the 45 ohm resistor that terminates
> +      the DN output signal.
> +    minimum: 35
> +    maximum: 54
> +    default: 45
> +
> +  fsl,tx-cal-45-dp-ohms:
> +    description:
> +      Resistance (in ohms) of switchable high-speed trimming resistor
> +      connected in parallel with the 45 ohm resistor that terminates
> +      the DP output signal.
> +    minimum: 35
> +    maximum: 54
> +    default: 45
> +
> +  fsl,tx-d-cal:
> +    description:
> +      Current trimming value (as a percentage) of the 17.78 mA TX
> +      reference current.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    minimum: 79
> +    maximum: 119
> +    default: 100
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          oneOf:
> +            - enum:
> +              - fsl,imx6sl-usbphy

It does not look like you tested the bindings, at least after quick
look. Please run `make dt_binding_check` (see
Documentation/devicetree/bindings/writing-schema.rst for instructions).
Maybe you need to update your dtschema and yamllint.

> +              - fsl,imx6sx-usbphy
> +              - fsl,imx6sll-usbphy
> +              - fsl,imx6q-usbphy
> +              - fsl,vf610-usbphy
> +            - items:
> +              - const: fsl,imx6ul-usbphy
> +              - const: fsl,imx23-usbphy
> +    then:
> +      required:
> +        - fsl,anatop
> +
> +additionalProperties: false
> +


Best regards,
Krzysztof