[PATCH 1/2] dt-bindings: usb: usb251xb: add documentation for reset-delay-us

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Next patch implements support for this property

Signed-off-by: Daniels Umanovskis <du@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/usb/usb251xb.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt
index 1a934eab175e..d95c8ae518e7 100644
--- a/Documentation/devicetree/bindings/usb/usb251xb.txt
+++ b/Documentation/devicetree/bindings/usb/usb251xb.txt
@@ -12,6 +12,8 @@ Required properties :
 
 Optional properties :
  - reset-gpios : Should specify the gpio for hub reset
+ - reset-delay-us: Specifies delay in microseconds after reset deassert
+        on hub power-up. (32 bit, default is 500us)
  - vdd-supply : Should specify the phandle to the regulator supplying vdd
  - skip-config : Skip Hub configuration, but only send the USB-Attach command
  - vendor-id : Set USB Vendor ID of the hub (16 bit, default is 0x0424)
-- 
2.30.2




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