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SubjectRe: [PATCH v5 1/2] dt-bindings: phy: add bcm63xx-usbh bindings
On Fri, Jun 19, 2020 at 12:00:34PM +0200, Álvaro Fernández Rojas wrote:
> Document BCM63xx USBH PHY bindings.
>
> Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
> ---
> v5: no changes.
> v4: conditionally require 1/2 clocks and fix clock/reset values.
> v3: no changes.
> v2: phy-cells changed to 1.
>
> .../bindings/phy/brcm,bcm63xx-usbh-phy.yaml | 84 +++++++++++++++++++
> 1 file changed, 84 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/phy/brcm,bcm63xx-usbh-phy.yaml
>
> diff --git a/Documentation/devicetree/bindings/phy/brcm,bcm63xx-usbh-phy.yaml b/Documentation/devicetree/bindings/phy/brcm,bcm63xx-usbh-phy.yaml
> new file mode 100644
> index 000000000000..f267da6193a9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/brcm,bcm63xx-usbh-phy.yaml
> @@ -0,0 +1,84 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/phy/brcm,bcm63xx-usbh-phy.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: BCM63xx USBH PHY
> +
> +maintainers:
> + - Álvaro Fernández Rojas <noltari@gmail.com>
> +
> +properties:
> + compatible:
> + enum:
> + - brcm,bcm6318-usbh-phy
> + - brcm,bcm6328-usbh-phy
> + - brcm,bcm6358-usbh-phy
> + - brcm,bcm6362-usbh-phy
> + - brcm,bcm6368-usbh-phy
> + - brcm,bcm63268-usbh-phy
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + clock-names:
> + const: usbh
> +
> + resets:
> + maxItems: 1
> +
> + "#phy-cells":
> + const: 1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - clock-names
> + - resets
> + - "#phy-cells"

You need:

additionalProperties: false

> +
> +allOf:
> + - if:
> + properties:
> + compatible:
> + enum:
> + - brcm,bcm6318-usbh-phy
> + - brcm,bcm63268-usbh-phy
> + then:
> + properties:
> + clocks:
> + maxItems: 2

This doesn't work. The main schema will also be applied and it says
there's 1. The main schema has to cover all the cases and then if/then
schemas add constraints.

> + clock-names:
> + items:
> + - const: usbh
> + - const: usb_ref
> + - if:
> + properties:
> + compatible:
> + enum:
> + - brcm,bcm6318-usbh-phy
> + - brcm,bcm6328-usbh-phy
> + - brcm,bcm6362-usbh-phy
> + - brcm,bcm63268-usbh-phy
> + then:
> + properties:
> + power-domains:
> + maxItems: 1
> + required:
> + - power-domains
> +
> +examples:
> + - |
> + usbh: usb-phy@10001700 {
> + compatible = "brcm,bcm6368-usbh-phy";
> + reg = <0x10001700 0x38>;
> + clocks = <&periph_clk 15>;
> + clock-names = "usbh";
> + resets = <&periph_rst 12>;
> + #phy-cells = <1>;
> + };
> --
> 2.27.0
>

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