Messages in this thread Patch in this message | | | From | Christophe Roullier <> | Subject | [PATCH v2 2/2] dt-bindings: net: add new property st,ext-phyclk in documentation for stm32 | Date | Thu, 7 Mar 2024 14:59:57 +0100 |
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Add property st,ext-phyclk to manage cases when PHY have no cristal/quartz This property can be used with RMII phy without cristal 50Mhz and when we want to select RCC clock instead of ETH_REF_CLK Can be used also with RGMII phy with no cristal and we select RCC clock instead of ETH_CLK125
Signed-off-by: Christophe Roullier <christophe.roullier@foss.st.com> --- Documentation/devicetree/bindings/net/stm32-dwmac.yaml | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml index 80937b28fa046..529665d4fc911 100644 --- a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml @@ -85,6 +85,13 @@ properties: phy-supply: description: PHY regulator + st,ext-phyclk: + description: + set this property in RMII mode when you have PHY without crystal 50MHz and want to + select RCC clock instead of ETH_REF_CLK. OR in RGMII mode when you want to select + RCC clock instead of ETH_CLK125. + type: boolean + st,eth-clk-sel: description: set this property in RGMII PHY when you want to select RCC clock instead of ETH_CLK125. -- 2.25.1
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