This patch adds device tree bindings documentation for Synopsys USB device controller platform driver. Signed-off-by: Raviteja Garimella <raviteja.garimella@xxxxxxxxxxxx> --- .../devicetree/bindings/usb/snps,dw-ahb-udc.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/snps,dw-ahb-udc.txt diff --git a/Documentation/devicetree/bindings/usb/snps,dw-ahb-udc.txt b/Documentation/devicetree/bindings/usb/snps,dw-ahb-udc.txt new file mode 100644 index 0000000..0c18327 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/snps,dw-ahb-udc.txt @@ -0,0 +1,27 @@ +Synopsys USB Device controller. + +The device node is used for Synopsys Designware Cores AHB +Subsystem Device Controller (UDC). + +This device node is used by UDCs integrated it Broadcom's +Northstar2 and Cygnus SoC's. + +Required properties: + - compatible: should be "snps,dw-ahb-udc" + - reg: Offset and length of UDC register set + - interrupts: description of interrupt line + - phys: phandle to phy node. + - extcon: phandle to the extcon device. This is optional and + not required for those that don't require extcon support. + Extcon support will be required if the UDC is connected to + a Dual Role Device Phy that supports both Host and Device + mode based on the external cable. + +Example: + udc_dwc: usb@664e0000 { + compatible = "snps,dw-ahb-udc"; + reg = <0x664e0000 0x2000>; + interrupts = <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>; + phys = <&usbdrd_phy>; + extcon = <&usbdrd_phy>"; + }; -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html