The on-board USB hub has a single reset line which needs to be enabled. Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx> --- .../freescale/imx8mp-tqma8mpql-mba8mpxl.dts | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts index 7bf6f81e87b4..1c440909f580 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts @@ -461,11 +461,23 @@ &usb3_0 { status = "okay"; }; +&usb3_1 { + fsl,disable-port-power-control; + fsl,permanently-attached; + dr_mode = "host"; + status = "okay"; +}; + &usb3_phy0 { vbus-supply = <®_vcc_5v0>; status = "okay"; }; +&usb3_phy1 { + vbus-supply = <®_vcc_5v0>; + status = "okay"; +}; + &usb_dwc3_0 { /* dual role is implemented, but not a full featured OTG */ hnp-disable; @@ -486,6 +498,31 @@ connector { }; }; +&usb_dwc3_1 { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbhub>; + status = "okay"; + + hub_2_0: hub@1 { + compatible = "usb451,8142"; + reg = <1>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; + vdd-supply = <®_vcc_3v3>; + }; + + hub_3_0: hub@2 { + compatible = "usb451,8140"; + reg = <2>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; + vdd-supply = <®_vcc_3v3>; + }; +}; + &usdhc2 { pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; @@ -720,6 +757,10 @@ pinctrl_usbcon0: usb0congrp { fsl,pins = <MX8MP_IOMUXC_GPIO1_IO10__GPIO1_IO10 0x1c0>; }; + pinctrl_usbhub: usbhubgrp { + fsl,pins = <MX8MP_IOMUXC_GPIO1_IO11__GPIO1_IO11 0x10>; + }; + pinctrl_usdhc2: usdhc2grp { fsl,pins = <MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x192>, <MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d2>, -- 2.25.1