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Mon, 10 Dec 2018 13:40:20 +0100 Received: from lvlogina.cadence.com (localhost.localdomain [127.0.0.1]) by lvlogina.cadence.com (8.14.4/8.14.4) with ESMTP id wBACeHOq007538; Mon, 10 Dec 2018 12:40:17 GMT Received: (from pawell@localhost) by lvlogina.cadence.com (8.14.4/8.14.4/Submit) id wBACeHis007535; Mon, 10 Dec 2018 12:40:17 GMT From: Pawel Laszczak To: CC: , , , , , , , , , , , , , Pawel Laszczak Subject: [PATCH v1 1/2] dt-bindings: add binding for USBSS-DRD controller. 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Signed-off-by: Pawel Laszczak --- .../devicetree/bindings/usb/cdns3-usb.txt | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/cdns3-usb.txt diff --git a/Documentation/devicetree/bindings/usb/cdns3-usb.txt b/Documentation/devicetree/bindings/usb/cdns3-usb.txt new file mode 100644 index 000000000000..ae4a255f0b10 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/cdns3-usb.txt @@ -0,0 +1,31 @@ +Binding for the Cadence USBSS-DRD controller + +Required properties: + - reg: Physical base address and size of the controller's register areas. + Controller has 3 different regions: + region 1 - HOST registers area + region 2 - DEVICE registers area + region 3 - OTG/DRD registers area + - compatible: Should contain: "cdns,usb3" + - interrupts: Interrupt specifier. Refer to interrupt bindings. + Driver supports only single interrupt line. + This single interrupt is shared between Device, + host and OTG/DRD part of driver. + +Optional propertiesi: + - maximum-speed : valid arguments are "super-speed", "high-speed" and + "full-speed"; refer to usb/generic.txt + - dr_mode: Should be one of "host", "peripheral" or "otg". + - phys: reference to the USB PHY + - phy-names: name of the USB PHY, should be "cdns3,usbphy" + + +Example: + usb@f3000000 { + compatible = "cdns,usb3"; + interrupts = ; + reg = <0xf3000000 0x10000 //memory area for HOST registers + 0xf3010000 0x10000 //memory area for DEVICE registers + 0xf3020000 0x10000>; //memory area for OTG/DRD registers + }; +