From 574eed3f6fcf056aa4c9e46c4b5224e3f7844d8d Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 19 Dec 2019 05:46:54 +0100 Subject: dts: update to v5.5-rc1 Signed-off-by: Sascha Hauer --- .../arm64/amlogic/meson-g12b-a311d-khadas-vim3.dts | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'dts/src/arm64/amlogic/meson-g12b-a311d-khadas-vim3.dts') diff --git a/dts/src/arm64/amlogic/meson-g12b-a311d-khadas-vim3.dts b/dts/src/arm64/amlogic/meson-g12b-a311d-khadas-vim3.dts index 3a6a1e0c1e..124a809010 100644 --- a/dts/src/arm64/amlogic/meson-g12b-a311d-khadas-vim3.dts +++ b/dts/src/arm64/amlogic/meson-g12b-a311d-khadas-vim3.dts @@ -14,3 +14,28 @@ / { compatible = "khadas,vim3", "amlogic,a311d", "amlogic,g12b"; }; + +/* + * The VIM3 on-board MCU can mux the PCIe/USB3.0 shared differential + * lines using a FUSB340TMX USB 3.1 SuperSpeed Data Switch between + * an USB3.0 Type A connector and a M.2 Key M slot. + * The PHY driving these differential lines is shared between + * the USB3.0 controller and the PCIe Controller, thus only + * a single controller can use it. + * If the MCU is configured to mux the PCIe/USB3.0 differential lines + * to the M.2 Key M slot, uncomment the following block to disable + * USB3.0 from the USB Complex and enable the PCIe controller. + * The End User is not expected to uncomment the following except for + * testing purposes, but instead rely on the firmware/bootloader to + * update these nodes accordingly if PCIe mode is selected by the MCU. + */ +/* +&pcie { + status = "okay"; +}; + +&usb { + phys = <&usb2_phy0>, <&usb2_phy1>; + phy-names = "usb2-phy0", "usb2-phy1"; +}; + */ -- cgit v1.2.3