Thread (11 messages) 11 messages, 3 authors, 2019-02-27
STALE2695d REVIEWED: 1 (0M)
Revisions (2)
  1. v1 current
  2. v2 [diff vs current]

[PATCH 1/2] dt-bindings: usb-xhci: Add usb-phy-port-reset property

From: Srinath Mannam <hidden>
Date: 2019-02-05 06:19:18
Also in: linux-usb, lkml
Subsystem: open firmware and flattened device tree bindings, the rest, usb subsystem · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Greg Kroah-Hartman

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 <redacted>
Reviewed-by: Ray Jui <redacted>
---
 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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