[PATCH v2 2/3] doc: usb: ci-hdrc-usb2: add property over-current-active-high

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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@xxxxxxx>
---
 Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
index 341dc67..0e03344 100644
--- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
+++ b/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:
-- 
1.9.1

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