Thread (18 messages) 18 messages, 4 authors, 2021-03-06

Re: [PATCH v3 2/3] dt-bindings: usb: generic-ehci: document spurious-oc flag

From: Álvaro Fernández Rojas <hidden>
Date: 2021-02-24 07:21:30
Also in: linux-arm-kernel, linux-usb, lkml

I didn’t change this, but I missed Alan’s Acked-by, so:
Acked-by: Alan Stern <stern@rowland.harvard.edu>
quoted hunk ↗ jump to hunk
El 23 feb 2021, a las 18:44, Álvaro Fernández Rojas [off-list ref] escribió:

Over-current reporting isn't supported on some platforms such as bcm63xx.
These devices will incorrectly report over-current if this flag isn't properly
activated.

Signed-off-by: Álvaro Fernández Rojas <redacted>
---
v3: no changes.
v2: change flag name and improve documentation as suggested by Alan Stern.

Documentation/devicetree/bindings/usb/generic-ehci.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/generic-ehci.yaml b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
index cf83f2d9afac..8089dc956ba3 100644
--- a/Documentation/devicetree/bindings/usb/generic-ehci.yaml
+++ b/Documentation/devicetree/bindings/usb/generic-ehci.yaml
@@ -122,6 +122,12 @@ properties:
    description:
      Set this flag to force EHCI reset after resume.

+  spurious-oc:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description:
+      Set this flag to indicate that the hardware sometimes turns on
+      the OC bit when an over-current isn't actually present.
+
  companion:
    $ref: /schemas/types.yaml#/definitions/phandle
    description:
-- 
2.20.1
  
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