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| author | Serge Semin <fancer.lancer@gmail.com> | 2019-04-25 00:12:05 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-02 19:28:56 +0200 |
| commit | 3342ce35a183fc6c1c8625d702ecf43915bc41ce (patch) | |
| tree | 1f011886605181aec2c72e5c7a6d06e1a2c636d8 | |
| parent | ce64cea47cc4a16a8e55150a255254c0402ba3f5 (diff) | |
| download | linux-stable-3342ce35a183fc6c1c8625d702ecf43915bc41ce.tar.gz | |
usb: usb251xb: Add US lanes inversion dts-bindings
Since a separate US ports lanes polarity inversion property is going to
be available the bindings doc-file should be updated with information
about swap-us-lanes bool property, which will be responsible for it.
Signed-off-by: Serge Semin <fancer.lancer@gmail.com>
Acked-by: Richard Leitner <richard.leitner@skidata.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | Documentation/devicetree/bindings/usb/usb251xb.txt | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt index 17915f64b8ee..bc7945e9dbfe 100644 --- a/Documentation/devicetree/bindings/usb/usb251xb.txt +++ b/Documentation/devicetree/bindings/usb/usb251xb.txt @@ -64,8 +64,10 @@ Optional properties : - power-on-time-ms : Specifies the time it takes from the time the host initiates the power-on sequence to a port until the port has adequate power. The value is given in ms in a 0 - 510 range (default is 100ms). - - swap-dx-lanes : Specifies the ports which will swap the differential-pair - (D+/D-), default is not-swapped. + - swap-dx-lanes : Specifies the downstream ports which will swap the + differential-pair (D+/D-), default is not-swapped. + - swap-us-lanes : Selects the upstream port differential-pair (D+/D-) + swapping (boolean, default is not-swapped) Examples: usb2512b@2c { |