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| author | Roger Quadros <rogerq@ti.com> | 2013-03-12 14:44:48 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-15 22:51:47 +0400 |
| commit | a1ae0affee119e6deb937d157aa8b43319c1d6f3 (patch) | |
| tree | 217067f110ad543c5500eeec55c9781ba272406c /Documentation/devicetree/bindings/usb/ehci-omap.txt | |
| parent | 5867320dec346c2dc26f224f876d780111ca149d (diff) | |
| download | linux-a1ae0affee119e6deb937d157aa8b43319c1d6f3.tar.xz | |
USB: ehci-omap: Add device tree support and binding information
Allows the OMAP EHCI controller to be specified via device tree.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/devicetree/bindings/usb/ehci-omap.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/ehci-omap.txt | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/ehci-omap.txt b/Documentation/devicetree/bindings/usb/ehci-omap.txt new file mode 100644 index 000000000000..485a9a1efa7a --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ehci-omap.txt @@ -0,0 +1,32 @@ +OMAP HS USB EHCI controller + +This device is usually the child of the omap-usb-host +Documentation/devicetree/bindings/mfd/omap-usb-host.txt + +Required properties: + +- compatible: should be "ti,ehci-omap" +- reg: should contain one register range i.e. start and length +- interrupts: description of the interrupt line + +Optional properties: + +- phys: list of phandles to PHY nodes. + This property is required if at least one of the ports are in + PHY mode i.e. OMAP_EHCI_PORT_MODE_PHY + +To specify the port mode, see +Documentation/devicetree/bindings/mfd/omap-usb-host.txt + +Example for OMAP4: + +usbhsehci: ehci@4a064c00 { + compatible = "ti,ehci-omap", "usb-ehci"; + reg = <0x4a064c00 0x400>; + interrupts = <0 77 0x4>; +}; + +&usbhsehci { + phys = <&hsusb1_phy 0 &hsusb3_phy>; +}; + |