From: Richard Yu <richard.yu@xxxxxxx> Provide access to the two register regions for GXP HUB controller through the hpe,gxp-hub binding. Signed-off-by: Richard Yu <richard.yu@xxxxxxx> --- v2: *Removed the term "virtual" as it is still a device. *Removed the downstream port number and generic endpoints number properties from device tree structure. --- .../devicetree/bindings/usb/hpe,gxp-hub.yaml | 53 +++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/hpe,gxp-hub.yaml diff --git a/Documentation/devicetree/bindings/usb/hpe,gxp-hub.yaml b/Documentation/devicetree/bindings/usb/hpe,gxp-hub.yaml new file mode 100644 index 000000000000..b3e7bc42d134 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/hpe,gxp-hub.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/hpe,gxp-hub.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HPE GXP USB HUB controller + +maintainers: + - Nick Hawkins <nick.hawkins@xxxxxxx> + - Richard Yu <richard.yu@xxxxxxx> + +description: + The HPE GXP USB HUB Controller implements 1 set of USB + register and several sets of device and endpoint registers to support + the HUB's downstream USB devices. + +properties: + compatible: + enum: + - hpe,gxp-hub + + reg: + items: + - description: GXP hub (gxphub) controller register set + - description: Several sets of Device and Endpoint registers to support + the HUB's downstream USB devices. + + reg-names: + items: + - const: gxphub + - const: udc + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - interrupts + +additionalProperties: false + +examples: + - | + usb-hub@80400800 { + compatible = "hpe,gxp-hub"; + reg = <0x80400800 0x0200>, <0x80401000 0x8000>; + reg-names = "gxphub", "udc"; + interrupts = <13>; + interrupt-parent = <&vic1>; + }; -- 2.17.1
