From 630a84a1819e8cd42974c66cbfb79549db70b694 Mon Sep 17 00:00:00 2001 From: Yoshihiro Shimoda Date: Wed, 3 Sep 2014 14:25:40 +0900 Subject: [PATCH] usb: renesas_usbhs: Add device tree bindings documentation Document the device tree bindings for the Renesas USBHS controller. Signed-off-by: Yoshihiro Shimoda Acked-by: Kuninori Morimoto Signed-off-by: Felipe Balbi --- .../devicetree/bindings/usb/renesas_usbhs.txt | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/renesas_usbhs.txt diff --git a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt new file mode 100644 index 000000000000..b08c903f8668 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt @@ -0,0 +1,24 @@ +Renesas Electronics USBHS driver + +Required properties: + - compatible: Must contain one of the following: + - "renesas,usbhs-r8a7790" + - "renesas,usbhs-r8a7791" + - reg: Base address and length of the register for the USBHS + - interrupts: Interrupt specifier for the USBHS + - clocks: A list of phandle + clock specifier pairs + +Optional properties: + - renesas,buswait: Integer to use BUSWAIT register + - renesas,enable-gpio: A gpio specifier to check GPIO determining if USB + function should be enabled + - phys: phandle + phy specifier pair + - phy-names: must be "usb" + +Example: + usbhs: usb@e6590000 { + compatible = "renesas,usbhs-r8a7790"; + reg = <0 0xe6590000 0 0x100>; + interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp7_clks R8A7790_CLK_HSUSB>; + }; -- 2.20.1