dt-bindings: usb: add DT binding for s3c2410 USB OHCI controller
Adds the device tree bindings description for Samsung S3C2410 and compatible USB OHCI controller. Signed-off-by: Sergio Prado <sergio.prado@e-labworks.com> Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Documentation/devicetree/bindings/usb/s3c2410-usb.txt
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Documentation/devicetree/bindings/usb/s3c2410-usb.txt
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Samsung S3C2410 and compatible SoC USB controller
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OHCI
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Required properties:
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- compatible: should be "samsung,s3c2410-ohci" for USB host controller
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- reg: address and lenght of the controller memory mapped region
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- interrupts: interrupt number for the USB OHCI controller
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- clocks: Should reference the bus and host clocks
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- clock-names: Should contain two strings
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"usb-bus-host" for the USB bus clock
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"usb-host" for the USB host clock
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Example:
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usb0: ohci@49000000 {
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compatible = "samsung,s3c2410-ohci";
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reg = <0x49000000 0x100>;
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interrupts = <0 0 26 3>;
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clocks = <&clocks UCLK>, <&clocks HCLK_USBH>;
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clock-names = "usb-bus-host", "usb-host";
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};
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