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Diffstat (limited to 'dts/Bindings/usb/usb.yaml')
| -rw-r--r-- | dts/Bindings/usb/usb.yaml | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/dts/Bindings/usb/usb.yaml b/dts/Bindings/usb/usb.yaml new file mode 100644 index 0000000000..78491e66ed --- /dev/null +++ b/dts/Bindings/usb/usb.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/usb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic USB Controller Device Tree Bindings + +maintainers: + - Greg Kroah-Hartman <gregkh@linuxfoundation.org> + +select: false + +properties: + $nodename: + pattern: "^usb(@.*)?" + + phys: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + List of all the USB PHYs on this HCD + + phy-names: + description: + Name specifier for the USB PHY + + usb-phy: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + List of all the USB PHYs on this HCD to be accepted by the legacy USB + Physical Layer subsystem. + deprecated: true + + phy_type: + description: + Tells USB controllers that we want to configure the core to support a + UTMI+ PHY with an 8- or 16-bit interface if UTMI+ is selected, UTMI+ low + pin interface if ULPI is specified, Serial core/PHY interconnect if + serial is specified and High-Speed Inter-Chip feature if HSIC is + selected. In case this isn't passed via DT, USB controllers should + default to HW capability. + $ref: /schemas/types.yaml#/definitions/string + enum: [utmi, utmi_wide, ulpi, serial, hsic] + + maximum-speed: + description: + Tells USB controllers we want to work up to a certain speed. In case this + isn't passed via DT, USB controllers should default to their maximum HW + capability. + $ref: /schemas/types.yaml#/definitions/string + enum: + - low-speed + - full-speed + - high-speed + - super-speed + - super-speed-plus + - super-speed-plus-gen2x1 + - super-speed-plus-gen1x2 + - super-speed-plus-gen2x2 + +additionalProperties: true + +... |