From ed1d7dac08c532a23dd1da62451b40dbe1305dbd Mon Sep 17 00:00:00 2001 From: Catalin Popescu Date: Tue, 13 Feb 2024 09:07:04 +0100 Subject: dt-bindings: net: dp83826: support TX data voltage tuning Add properties ti,cfg-dac-minus-one-bp/ti,cfg-dac-plus-one-bp to support voltage tuning of logical levels -1/+1 of the MLT-3 encoded TX data. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Catalin Popescu Signed-off-by: David S. Miller --- Documentation/devicetree/bindings/net/ti,dp83822.yaml | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/net/ti,dp83822.yaml b/Documentation/devicetree/bindings/net/ti,dp83822.yaml index db74474207ed..8f4350be689c 100644 --- a/Documentation/devicetree/bindings/net/ti,dp83822.yaml +++ b/Documentation/devicetree/bindings/net/ti,dp83822.yaml @@ -62,6 +62,24 @@ properties: for the PHY. The internal delay for the PHY is fixed to 3.5ns relative to transmit data. + ti,cfg-dac-minus-one-bp: + description: | + DP83826 PHY only. + Sets the voltage ratio (with respect to the nominal value) + of the logical level -1 for the MLT-3 encoded TX data. + enum: [5000, 5625, 6250, 6875, 7500, 8125, 8750, 9375, 10000, + 10625, 11250, 11875, 12500, 13125, 13750, 14375, 15000] + default: 10000 + + ti,cfg-dac-plus-one-bp: + description: | + DP83826 PHY only. + Sets the voltage ratio (with respect to the nominal value) + of the logical level +1 for the MLT-3 encoded TX data. + enum: [5000, 5625, 6250, 6875, 7500, 8125, 8750, 9375, 10000, + 10625, 11250, 11875, 12500, 13125, 13750, 14375, 15000] + default: 10000 + required: - reg -- cgit v1.2.3