On Tue, Jan 19, 2021 at 06:10:44PM +0800, Howard Yen wrote:
> Document USB offload support for usb-xhci.
>
> For example:
>
> &usbdrd_dwc3 {
> ...
> /* support usb offloading, 0: disabled, 1: audio */
> offload = <1>;
> ...
> };
>
> Signed-off-by: Howard Yen <[email protected]>
> ---
> Documentation/devicetree/bindings/usb/usb-xhci.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> index b120dd6612a2..aab1fd499f15 100644
> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> @@ -46,6 +46,7 @@ Optional properties:
> - quirk-broken-port-ped: set if the controller has broken port disable
> mechanism
> - imod-interval-ns: default interrupt moderation interval is 5000ns
> - phys : see usb-hcd.yaml in the current directory
> + - offload: supporting USB offload feature, 0: disabled, 1: audio
Why does the "type" of offload matter, shouldn't it just be:
0: disabled, 1: enabled
?
And in thinking about it some more, why does this need to be a binding
at all, shouldn't this just be an issue if the platform-specific ops are
available or not, meaning no DT change should be needed at all?
thanks,
greg k-h
