From: Yoshihiro Shimoda Date: Wed, 3 Sep 2014 05:25:40 +0000 (+0900) Subject: usb: renesas_usbhs: Add device tree bindings documentation X-Git-Tag: v3.18-rc1~131^2~118^2~34 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=630a84a1819e8cd42974c66cbfb79549db70b694;p=linux.git 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 --- 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>; + };