Re: [PATCH v2 02/13] dt-bindings: usb: mtu3: add optional property to disable usb2 ports

Rob Herring
2021-07-12T19:08:16Z

On Fri, Jun 18, 2021 at 05:29:07PM +0800, Chunfeng Yun wrote:
> Add support to disable specific usb2 host ports, it's useful when
> a usb2 port is disabled on some platforms, but enabled on others for
> the same SoC, another case is that the different package may support
> different number of ports.
>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
> ---
> v2: no changes
> ---
> Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
> index 2cac7a87ce36..3e6f2750f48d 100644
> --- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
> +++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
> @@ -166,6 +166,12 @@ properties:
> description: The mask to disable u3ports, bit0 for u3port0,
> bit1 for u3port1, ... etc
>
> + mediatek,u2p-dis-msk:

Just spell out 'mask'.

> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: The mask to disable u2ports, bit0 for u2port0,
> + bit1 for u2port1, ... etc; but can't disable u2port0 if dual role mode
> + is enabled, so will be skipped in this case.
> +
> # Required child node when support dual-role
> patternProperties:
> "^usb@[0-9a-f]+$":
> --
> 2.18.0
>
>