On Tue, Feb 04, 2025 at 02:09:15PM +0100, Dimitri Fedrau wrote: > Add property tx-amplitude-100base-tx-percent in the device tree bindings > for configuring the tx amplitude of 100BASE-TX PHYs. Modifying it can be > necessary to compensate losses on the PCB and connector, so the voltages > measured on the RJ45 pins are conforming. > > Signed-off-by: Dimitri Fedrau <dimitri.fedrau@xxxxxxxxxxxx> > --- > Documentation/devicetree/bindings/net/ethernet-phy.yaml | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/ethernet-phy.yaml b/Documentation/devicetree/bindings/net/ethernet-phy.yaml > index 2c71454ae8e362e7032e44712949e12da6826070..04f42961035f273990fdf4368ad1352397fc3774 100644 > --- a/Documentation/devicetree/bindings/net/ethernet-phy.yaml > +++ b/Documentation/devicetree/bindings/net/ethernet-phy.yaml > @@ -232,6 +232,13 @@ properties: > PHY's that have configurable TX internal delays. If this property is > present then the PHY applies the TX delay. > > + tx-amplitude-100base-tx-percent: > + description: | Don't need '|' if no formatting to preserve. > + Transmit amplitude gain applied for 100BASE-TX. When omitted, the PHYs > + default will be left as is. > + $ref: /schemas/types.yaml#/definitions/uint32 > + default: 100 > + > leds: > type: object > > > -- > 2.39.5 >
