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doc: usb: ci-hdrc-usb2: add property over-current-active-high

Adding over-current-active-high to indicate the over current flag
is high active as typically we use active low for over current
polarity.

Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Acked-by: Rob Herring <robh@kernel.org>
Li Jun 9 years ago
parent
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1 changed files with 2 additions and 0 deletions
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      Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt

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Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt

@@ -81,6 +81,8 @@ i.mx specific properties
 - fsl,usbmisc: phandler of non-core register device, with one
   argument that indicate usb controller index
 - disable-over-current: disable over current detect
+- over-current-active-high: over current signal polarity is high active,
+  typically over current signal polarity is low active.
 - external-vbus-divider: enables off-chip resistor divider for Vbus
 
 Example: