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Diffstat (limited to 'dts/upstream/src/arm64/amlogic/meson-g12b-s922x-khadas-vim3.dts')
| -rw-r--r-- | dts/upstream/src/arm64/amlogic/meson-g12b-s922x-khadas-vim3.dts | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/dts/upstream/src/arm64/amlogic/meson-g12b-s922x-khadas-vim3.dts b/dts/upstream/src/arm64/amlogic/meson-g12b-s922x-khadas-vim3.dts new file mode 100644 index 00000000000..bba98f982ad --- /dev/null +++ b/dts/upstream/src/arm64/amlogic/meson-g12b-s922x-khadas-vim3.dts @@ -0,0 +1,41 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 BayLibre, SAS + * Author: Neil Armstrong <narmstrong@baylibre.com> + * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com> + */ + +/dts-v1/; + +#include "meson-g12b-s922x.dtsi" +#include "meson-khadas-vim3.dtsi" +#include "meson-g12b-khadas-vim3.dtsi" + +/ { + compatible = "khadas,vim3", "amlogic,s922x", "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"; +}; + */ |