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Both controllers currently have their status set okay in the module's dtsi file. However devices should be disabled by default when incomplete. The first USB controller is only completed by a carrier board featuring a device or USB connector. The second controller hosts a USB hub and should therefore be active. Add description for the USB hub, and enable the first controller only in the carrier board description. Signed-off-by: Josua Mayer --- .../arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi | 29 +++++++++++++++++++--- .../dts/freescale/fsl-lx2160a-clearfog-itx.dtsi | 4 +++ 2 files changed, 29 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi index 7df93bb37d13c..2c86734c39ab2 100644 --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-cex7.dtsi @@ -13,6 +13,13 @@ aliases { rtc0 = &com_rtc; }; + v_1_2: regulator-1-2 { + compatible = "regulator-fixed"; + regulator-name = "1v2"; + regulator-max-microvolt = <1200000>; + regulator-min-microvolt = <1200000>; + }; + sb_3v3: regulator-sb3v3 { compatible = "regulator-fixed"; regulator-name = "RT7290"; @@ -181,10 +188,24 @@ &pinmux_i2crv { pinctrl-0 = <&gpio0_14_12_pins>; }; -&usb0 { - status = "okay"; -}; - &usb1 { + #address-cells = <1>; + #size-cells = <0>; status = "okay"; + + usb_hub_2_0: hub@1 { + compatible = "usb4b4,6502", "usb4b4,6506"; + reg = <1>; + peer-hub = <&usb_hub_3_0>; + vdd2-supply = <&sb_3v3>; + vdd-supply = <&v_1_2>; + }; + + usb_hub_3_0: hub@2 { + compatible = "usb4b4,6500", "usb4b4,6504"; + reg = <2>; + peer-hub = <&usb_hub_2_0>; + vdd2-supply = <&sb_3v3>; + vdd-supply = <&v_1_2>; + }; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-clearfog-itx.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a-clearfog-itx.dtsi index 170e5b0034f19..4bc151d721ddf 100644 --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-clearfog-itx.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-clearfog-itx.dtsi @@ -142,3 +142,7 @@ &uart0 { &uart1 { status = "okay"; }; + +&usb0 { + status = "okay"; +}; -- 2.51.0