Add optional properties for power sequence.
Signed-off-by: Peter Chen <[email protected]>
---
Documentation/devicetree/bindings/usb/usb-device.txt | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/usb-device.txt
b/Documentation/devicetree/bindings/usb/usb-device.txt
index 1c35e7b..0ccaadf 100644
--- a/Documentation/devicetree/bindings/usb/usb-device.txt
+++ b/Documentation/devicetree/bindings/usb/usb-device.txt
@@ -13,6 +13,10 @@ Required properties:
- reg: the port number which this device is connecting to, the range
is 1-31.
+Optional properties:
+power sequence properties, see
+Documentation/devicetree/bindings/power/pwrseq/pwrseq-generic.txt for detail
+
Example:
&usb1 {
@@ -24,5 +28,10 @@ Example:
hub: genesys@1 {
compatible = "usb5e3,608";
reg = <1>;
+
+ power-sequence;
+ clocks = <&clks IMX6SX_CLK_CKO>;
+ reset-gpios = <&gpio4 5 GPIO_ACTIVE_LOW>; /* hub reset pin */
+ reset-duration-us = <10>;
};
}
--
1.9.1
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