linux-kernel - [PATCH 2/2] dt-bindings: usb: generic-ohci: Document per-port-overcurrent property

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Date:   Fri,  4 Sep 2020 15:22:47 +1200
From:   Hamish Martin <hamish.martin@...iedtelesis.co.nz>
To:     gregkh@...uxfoundation.org, robh+dt@...nel.org,
        stern@...land.harvard.edu
Cc:     linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Hamish Martin <hamish.martin@...iedtelesis.co.nz>
Subject: [PATCH 2/2] dt-bindings: usb: generic-ohci: Document per-port-overcurrent property

OHCI overcurrent protection defaults to Global or "ganged" overcurrent
protection mode. This new property allows for the Individual Port
Over-current Protection to be selected when required.

Signed-off-by: Hamish Martin <hamish.martin@...iedtelesis.co.nz>
---
 Documentation/devicetree/bindings/usb/generic-ohci.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/generic-ohci.yaml b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
index 2178bcc401bc..5a68a647d059 100644
--- a/Documentation/devicetree/bindings/usb/generic-ohci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ohci.yaml
@@ -70,6 +70,11 @@ properties:
     description:
       Overrides the detected port count
 
+  per-port-overcurrent:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description:
+      Set this flag for per-port overcurrent protection mode
+
   phys:
     description: PHY specifier for the USB PHY
 
-- 
2.28.0