[PATCH v2 1/2] dt-bindings: usb: Introduce ITE IT5205 Alt. Mode Passive MUX

[Conor Dooley]

On Fri, Jan 19, 2024 at 01:58:11PM +0100, AngeloGioacchino Del Regno wrote:
> Introduce a binding for the ITE IT5205 Alternate Mode Passive MUX,
> used for connecting, disconnecting and switching orientation and
> control the SBU signals for alternate modes on USB Type-C ports.
> 
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
> ---
>  .../devicetree/bindings/usb/ite,it5205.yaml   | 72 +++++++++++++++++++
>  1 file changed, 72 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/ite,it5205.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/ite,it5205.yaml b/Documentation/devicetree/bindings/usb/ite,it5205.yaml
> new file mode 100644
> index 000000000000..36ec4251b5f2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/ite,it5205.yaml
> @@ -0,0 +1,72 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/ite,it5205.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ITE IT5202 Type-C USB Alternate Mode Passive MUX
> +
> +maintainers:
> +  - AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
> +  - Tianping Fang <tianping.fang at mediatek.com>
> +
> +properties:
> +  compatible:
> +    const: ite,it5205
> +
> +  reg:
> +    maxItems: 1
> +
> +  vcc-supply:
> +    description: Power supply for VCC pin (3.3V)
> +
> +  mode-switch:
> +    description: Flag the port as possible handle of altmode switching
> +    type: boolean
> +
> +  orientation-switch:
> +    description: Flag the port as possible handler of orientation switching
> +    type: boolean
> +
> +  ite,ovp-enable:
> +    description: Enable Over Voltage Protection functionality
> +    type: boolean

Bitta devil's advocacy perhaps, but why is this DT property? Is it not
known whether or not this is supported based on the compatible, and
whether or not to enable it is a decision for the operating system to
make?
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