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Date: Tue, 5 Feb 2019 11:48:53 +0530
From: Srinath Mannam <srinath.mannam@...adcom.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Mathias Nyman <mathias.nyman@...el.com>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>
Cc: linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Srinath Mannam <srinath.mannam@...adcom.com>
Subject: [PATCH 1/2] dt-bindings: usb-xhci: Add usb-phy-port-reset property
Add usb-phy-port-reset optional property to set quirk in xhci platform
driver which forces USB port PHY reset on port disconnect event.
Signed-off-by: Srinath Mannam <srinath.mannam@...adcom.com>
Reviewed-by: Ray Jui <ray.jui@...adcom.com>
---
Documentation/devicetree/bindings/usb/usb-xhci.txt | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
index fea8b15..ecbdb15 100644
--- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
+++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
@@ -40,6 +40,7 @@ Optional properties:
- usb3-lpm-capable: determines if platform is USB3 LPM capable
- quirk-broken-port-ped: set if the controller has broken port disable mechanism
- imod-interval-ns: default interrupt moderation interval is 5000ns
+ - usb-phy-port-reset: set this to do USB PORT PHY reset while disconnect
- phys : see usb-hcd.txt in the current directory
additionally the properties from usb-hcd.txt (in the current directory) are
--
2.7.4
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