From 2d146c6e550a4fb7f24ca44739cf14594cc2f892 Mon Sep 17 00:00:00 2001 From: Samin Guo Date: Tue, 25 Apr 2023 18:51:15 +0800 Subject: [PATCH 049/122] dt-bindings: net: motorcomm: Add pad driver strength cfg The motorcomm phy (YT8531) supports the ability to adjust the drive strength of the rx_clk/rx_data, the value range of pad driver strength is 0 to 7. Signed-off-by: Samin Guo --- .../devicetree/bindings/net/motorcomm,yt8xxx.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+) --- a/Documentation/devicetree/bindings/net/motorcomm,yt8xxx.yaml +++ b/Documentation/devicetree/bindings/net/motorcomm,yt8xxx.yaml @@ -18,6 +18,16 @@ properties: - ethernet-phy-id4f51.e91a - ethernet-phy-id4f51.e91b + rx-clk-driver-strength: + description: drive strength of rx_clk pad. + enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ] + default: 3 + + rx-data-driver-strength: + description: drive strength of rxd/rx_ctl rgmii pad. + enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ] + default: 3 + rx-internal-delay-ps: description: | RGMII RX Clock Delay used only when PHY operates in RGMII mode with