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-rw-r--r--Documentation/devicetree/bindings/usb/usb-phy.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/usb-phy.txt b/Documentation/devicetree/bindings/usb/usb-phy.txt
index 61496f5cb095..c0245c888982 100644
--- a/Documentation/devicetree/bindings/usb/usb-phy.txt
+++ b/Documentation/devicetree/bindings/usb/usb-phy.txt
@@ -5,6 +5,8 @@ OMAP USB2 PHY
Required properties:
- compatible: Should be "ti,omap-usb2"
- reg : Address and length of the register set for the device.
+ - #phy-cells: determine the number of cells that should be given in the
+ phandle while referencing this phy.
Optional properties:
- ctrl-module : phandle of the control module used by PHY driver to power on
@@ -16,6 +18,7 @@ usb2phy@4a0ad080 {
compatible = "ti,omap-usb2";
reg = <0x4a0ad080 0x58>;
ctrl-module = <&omap_control_usb>;
+ #phy-cells = <0>;
};
OMAP USB3 PHY
@@ -25,6 +28,8 @@ Required properties:
- reg : Address and length of the register set for the device.
- reg-names: The names of the register addresses corresponding to the registers
filled in "reg".
+ - #phy-cells: determine the number of cells that should be given in the
+ phandle while referencing this phy.
Optional properties:
- ctrl-module : phandle of the control module used by PHY driver to power on
@@ -39,4 +44,5 @@ usb3phy@4a084400 {
<0x4a084c00 0x40>;
reg-names = "phy_rx", "phy_tx", "pll_ctrl";
ctrl-module = <&omap_control_usb>;
+ #phy-cells = <0>;
};