From 6b1aa3c87fcbf06b29b1a7123c386ad5cf2c8e9b Mon Sep 17 00:00:00 2001 From: Inochi Amaoto Date: Fri, 14 Nov 2025 08:38:03 +0800 Subject: [PATCH] dt-bindings: net: sophgo,sg2044-dwmac: add phy mode restriction As the ethernet controller of SG2044 and SG2042 only supports RGMII phy. Add phy-mode property to restrict the value. Also, since SG2042 has internal rx delay in its mac, make only "rgmii-txid" and "rgmii-id" valid for phy-mode. Fixes: e281c48a7336 ("dt-bindings: net: sophgo,sg2044-dwmac: Add support for Sophgo SG2042 dwmac") Signed-off-by: Inochi Amaoto Acked-by: Conor Dooley Link: https://patch.msgid.link/20251114003805.494387-2-inochiama@gmail.com Signed-off-by: Jakub Kicinski --- .../bindings/net/sophgo,sg2044-dwmac.yaml | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml index ce21979a2d9a4..e8d3814db0e94 100644 --- a/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml @@ -70,6 +70,25 @@ required: allOf: - $ref: snps,dwmac.yaml# + - if: + properties: + compatible: + contains: + const: sophgo,sg2042-dwmac + then: + properties: + phy-mode: + enum: + - rgmii-rxid + - rgmii-id + else: + properties: + phy-mode: + enum: + - rgmii + - rgmii-rxid + - rgmii-txid + - rgmii-id unevaluatedProperties: false -- 2.47.3