Messages in this thread | | | Date | Thu, 14 Sep 2023 09:48:07 -0500 | From | Rob Herring <> | Subject | Re: [PATCH v2 1/4] dt-bindings: phy: qcom,snps-eusb2-repeater: Add magic tuning overrides |
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On Wed, Sep 13, 2023 at 11:53:23AM +0200, Konrad Dybcio wrote: > The EUSB2 repeater requires some alterations to its init sequence, > depending on board design. > > Add support for making the necessary changes to that sequence to make USB > functional on SM8550-based Xperia 1 V. > > They all have lackluster description due to lack of information. > > Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> > --- > .../bindings/phy/qcom,snps-eusb2-repeater.yaml | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > > diff --git a/Documentation/devicetree/bindings/phy/qcom,snps-eusb2-repeater.yaml b/Documentation/devicetree/bindings/phy/qcom,snps-eusb2-repeater.yaml > index 029569d5fcf3..24c733c10e0e 100644 > --- a/Documentation/devicetree/bindings/phy/qcom,snps-eusb2-repeater.yaml > +++ b/Documentation/devicetree/bindings/phy/qcom,snps-eusb2-repeater.yaml > @@ -32,6 +32,27 @@ properties: > > vdd3-supply: true > > + qcom,tune-usb2-disc-thres: > + $ref: /schemas/types.yaml#/definitions/uint8 > + description: High-Speed disconnect threshold > + minimum: 0 > + maximum: 7 > + default: 0 > + > + qcom,tune-usb2-amplitude: > + $ref: /schemas/types.yaml#/definitions/uint8 > + description: High-Speed trasmit amplitude > + minimum: 0 > + maximum: 15 > + default: 8 > + > + qcom,tune-usb2-preem: > + $ref: /schemas/types.yaml#/definitions/uint8 > + description: High-Speed TX pre-emphasis tuning > + minimum: 0 > + maximum: 7 > + default: 5
For what it is worth, the mediatek,tphy.yaml binding has the same properties...
Acked-by: Rob Herring <robh@kernel.org>
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