Messages in this thread Patch in this message | | | From | Sergio Prado <> | Subject | [PATCH 1/2] dt-bindings: usb: add DT binding for s3c2410 USB device controller | Date | Fri, 9 Dec 2016 17:06:39 -0200 |
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Adds the device tree bindings description for Samsung S3C2410 and compatible USB device controller.
Signed-off-by: Sergio Prado <sergio.prado@e-labworks.com> --- .../devicetree/bindings/usb/s3c2410-usb.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/s3c2410-usb.txt b/Documentation/devicetree/bindings/usb/s3c2410-usb.txt index e45b38ce2986..4d3f9894c2d4 100644 --- a/Documentation/devicetree/bindings/usb/s3c2410-usb.txt +++ b/Documentation/devicetree/bindings/usb/s3c2410-usb.txt @@ -20,3 +20,31 @@ usb0: ohci@49000000 { clocks = <&clocks UCLK>, <&clocks HCLK_USBH>; clock-names = "usb-bus-host", "usb-host"; }; + +Samsung S3C2410 and compatible USB device controller + +Required properties: + - compatible: Should be one of the following + "samsung,s3c2410-udc" + "samsung,s3c2440-udc" + - reg: address and length of the controller memory mapped region + - interrupts: interrupt number for the USB device controller + - clocks: Should reference the bus and host clocks + - clock-names: Should contain two strings + "usb-bus-gadget" for the USB bus clock + "usb-device" for the USB device clock + +Optional properties: + - samsung,vbus-gpio: If present, specifies a gpio that needs to be + activated for the bus to be powered. + - samsung,pullup-gpio: If present, specifies a gpio to control the + USB D+ pullup. + +usb1: udc@52000000 { + compatible = "samsung,s3c2440-udc"; + reg = <0x52000000 0x100000>; + interrupts = <0 0 25 3>; + clocks = <&clocks UCLK>, <&clocks HCLK_USBD>; + clock-names = "usb-bus-gadget", "usb-device"; + samsung,pullup-gpio = <&gpc 5 GPIO_ACTIVE_HIGH>; +}; -- 1.9.1
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