Re: [PATCH v8 2/2] arm64: dts: qcom: sc7180: Add maximum speed property for DWC3 USB node

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On Thu, Jul 09, 2020 at 09:30:12PM +0530, Sandeep Maheswaram wrote:
> Adding maximum speed property for DWC3 USB node which can be used
> for setting interconnect bandwidth.
> 
> Signed-off-by: Sandeep Maheswaram <sanm@xxxxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 2be81a2..753e1a1 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -2544,6 +2544,7 @@
>  				snps,dis_enblslpm_quirk;
>  				phys = <&usb_1_hsphy>, <&usb_1_ssphy>;
>  				phy-names = "usb2-phy", "usb3-phy";
> +				maximum-speed = "super-speed";
>  			};
>  		};

It shouldn't be strictly necessary if you use super-speed as default
max-speed in the driver, but it also does no harm.

Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>

You might want to add it for other platforms too.



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