linux-kernel - Re: [PATCH 1/6] dt-bindings: phy: meson8b-usb2: Convert to json-schema

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Date:   Tue, 12 May 2020 17:03:14 -0500
From:   Rob Herring <robh@...nel.org>
To:     Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     kishon@...com, vkoul@...nel.org, devicetree@...r.kernel.org,
        linux-amlogic@...ts.infradead.org, narmstrong@...libre.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        hexdump0815@...glemail.com
Subject: Re: [PATCH 1/6] dt-bindings: phy: meson8b-usb2: Convert to
 json-schema

On Sat, May 02, 2020 at 01:47:47PM +0200, Martin Blumenstingl wrote:
> Now that we have the DT validation in place, let's convert the device
> tree bindings for the Amlogic Meson8, Meson8b, Meson8m2 and GXBB USB2
> PHY over to a YAML schema.
> 
> While here, also add the fallback compatible string
> "amlogic,meson-gxbb-usb2-phy" which is already used in
> arch/arm/boot/dts/meson{,8,8b}.dtsi.
> 
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> ---
>  .../phy/amlogic,meson8b-usb2-phy.yaml         | 61 +++++++++++++++++++
>  .../bindings/phy/meson8b-usb2-phy.txt         | 28 ---------
>  2 files changed, 61 insertions(+), 28 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/phy/amlogic,meson8b-usb2-phy.yaml
>  delete mode 100644 Documentation/devicetree/bindings/phy/meson8b-usb2-phy.txt
> 
> diff --git a/Documentation/devicetree/bindings/phy/amlogic,meson8b-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/amlogic,meson8b-usb2-phy.yaml
> new file mode 100644
> index 000000000000..c2fe8c08d99e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/amlogic,meson8b-usb2-phy.yaml
> @@ -0,0 +1,61 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/phy/amlogic,meson8b-usb2-phy.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Amlogic Meson8, Meson8b, Meson8m2 and GXBB USB2 PHY
> +
> +maintainers:
> +  - Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - enum:
> +            - amlogic,meson8-usb2-phy
> +            - amlogic,meson8b-usb2-phy

Needs 2 more spaces indent.

> +          - const: amlogic,meson-mx-usb2-phy
> +      - const: amlogic,meson-gxbb-usb2-phy
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    minItems: 2
> +
> +  clock-names:
> +    items:
> +      - const: usb_general
> +      - const: usb
> +
> +  resets:
> +    minItems: 1
> +
> +  "#phy-cells":
> +    const: 0
> +
> +  phy-supply:
> +     description:

Wrong indentation.

> +       Phandle to a regulator that provides power to the PHY. This
> +       regulator will be managed during the PHY power on/off sequence.
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - "#phy-cells"

Add:

additionalProperties: false

> +
> +examples:
> +  - |
> +    usb-phy@...00000 {
> +      compatible = "amlogic,meson-gxbb-usb2-phy";
> +      reg = <0xc0000000 0x20>;
> +      resets = <&reset_usb_phy>;
> +      clocks = <&clk_usb_general>, <&reset_usb>;
> +      clock-names = "usb_general", "usb";
> +      phy-supply = <&usb_vbus>;
> +      #phy-cells = <0>;
> +    };