Am Mittwoch, den 29.05.2019, 00:18 -0700 schrieb Andrey Smirnov: > Cabling used to connect devices to USBH1 on RDU2 does not meet USB > spec cable quality and cable length requirements to operate at High > Speed, so limit the port to Full Speed only. > > > Reported-by: Chris Healy <[email protected]> > > Reviewed-by: Chris Healy <[email protected]> > > Signed-off-by: Andrey Smirnov <[email protected]> > > Cc: Shawn Guo <[email protected]> > > Cc: Fabio Estevam <[email protected]> > > Cc: Lucas Stach <[email protected]> > Cc: [email protected] > Cc: [email protected]
Reviewed-by: Lucas Stach <[email protected]> > --- > arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi > b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi > index 04d4d4d7e43c..e1d8478884f9 100644 > --- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi > @@ -805,6 +805,7 @@ > &usbh1 { > > vbus-supply = <®_5p0v_main>; > > disable-over-current; > > + maximum-speed = "full-speed"; > > status = "okay"; > }; >
