diff options
| author | Venu Byravarasu <vbyravarasu@nvidia.com> | 2013-01-16 03:30:19 (GMT) |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2013-01-28 18:20:05 (GMT) |
| commit | e374b65c9b15c17685925e45a3f8e97c80a75e5e (patch) | |
| tree | 5c18eefccc847b2af0ee37e8aa52f4463811d54a /Documentation/devicetree/bindings/usb/nvidia,tegra20-usb-phy.txt | |
| parent | 5e18150a7b4139e15e1ed7d7c938dd91f7f12354 (diff) | |
| download | linux-e374b65c9b15c17685925e45a3f8e97c80a75e5e.tar.xz | |
ARM: tegra: add DT nodes for Tegra USB PHY
Add DT nodes for Tegra USB PHY along with related documentation.
Also added a phandle property to controller DT node, for referring
to connected PHY instance.
Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
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 0000000..84a4c12 --- /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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