From: Kamil Horák - 2N Date: Tue, 8 Jul 2025 09:01:38 +0000 (+0200) Subject: dt-bindings: ethernet-phy: add MII-Lite phy interface type X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fbe937473f3ab8e2ba163840f5563108881340dd;p=thirdparty%2Fkernel%2Flinux.git dt-bindings: ethernet-phy: add MII-Lite phy interface type Some Broadcom PHYs are capable to operate in simplified MII mode, without TXER, RXER, CRS and COL signals as defined for the MII. The MII-Lite mode can be used on most Ethernet controllers with full MII interface by just leaving the input signals (RXER, CRS, COL) inactive. The absence of COL signal makes half-duplex link modes impossible but does not interfere with BroadR-Reach link modes on Broadcom PHYs, because they are all full-duplex only. Add new interface type "mii-lite" to phy-connection-type enum. Signed-off-by: Kamil Horák - 2N Reviewed-by: Maxime Chevallier Reviewed-by: Florian Fainelli Acked-by: Rob Herring (Arm) Link: https://patch.msgid.link/20250708090140.61355-3-kamilh@axis.com Signed-off-by: Jakub Kicinski --- diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml index 7cbf11bbe99ca..66b1cfbbfe221 100644 --- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml @@ -39,6 +39,7 @@ properties: # MAC. - internal - mii + - mii-lite - gmii - sgmii - psgmii