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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-23 18:44:54 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-23 12:37:02 +0100 |
| commit | 81d23855553aefdc952e8a5eb79c8c352148557e (patch) | |
| tree | b877b9d461a5693bc788b9d1e977d8b54333f74c /Documentation | |
| parent | usb: ehci: add spurious flag to disable overcurrent checking (diff) | |
| download | linux-81d23855553aefdc952e8a5eb79c8c352148557e.tar.xz linux-81d23855553aefdc952e8a5eb79c8c352148557e.zip | |
dt-bindings: usb: generic-ehci: document spurious-oc flag
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.
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20210223174455.1378-3-noltari@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/generic-ehci.yaml | 6 |
1 files changed, 6 insertions, 0 deletions
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: |