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Diffstat (limited to 'Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt b/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt new file mode 100644 index 000000000000..84a4c12943af --- /dev/null +++ b/Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt @@ -0,0 +1,14 @@ +Tegra SOC USB PHY + +The device node for Tegra SOC USB PHY: + +Required properties : + - compatible : Should be "nvidia,tegra20-usb-phy". + - reg : Address and length of the register set for the USB PHY interface. + - phy_type : Should be one of "ulpi" or "utmi". + +Optional properties: + - nvidia,has-legacy-mode : boolean indicates whether this controller can + operate in legacy mode (as APX 2500 / 2600). In legacy mode some + registers are accessed through the APB_MISC base address instead of + the USB controller.
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