The internal USB is connected to a USB2 hub, the front-panel USB is wired directly, but does not support USB3 speeds electrically. Limit both ports accordingly. Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx> --- arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi index aa05d5fd1b3b..edbde9ed4caf 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi @@ -540,6 +540,7 @@ &usb_dwc3_0 { dr_mode = "host"; + maximum-speed = "high-speed"; status = "okay"; }; @@ -550,6 +551,7 @@ &usb_dwc3_1 { dr_mode = "host"; + maximum-speed = "high-speed"; status = "okay"; }; -- 2.20.1