[PATCH net-next v2 1/2] dt-bindings: net: allwinner: add H616 EMAC1
From: James Hilliard <hidden>
Date: 2026-09-16 03:08:26
Also in:
linux-devicetree, linux-sunxi, lkml, netdev
Subsystem:
networking drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
The H616 secondary EMAC uses a separate system-control clock register and supports only RMII at 10/100 Mbps. Add its distinct compatible without an older fallback, since using the primary EMAC clock register would not work. Constrain the PHY interface mode to RMII, matching the hardware. Signed-off-by: Richard Genoud <richard.genoud@bootlin.com> Signed-off-by: James Hilliard <redacted> --- .../devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml | 13 +++++++++++++ Documentation/devicetree/bindings/net/snps,dwmac.yaml | 2 ++ 2 files changed, 15 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml b/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
index 323a669fa982..2cae0133b3cd 100644
--- a/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
+++ b/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml@@ -21,6 +21,7 @@ select: - allwinner,sun8i-r40-gmac - allwinner,sun8i-v3s-emac - allwinner,sun50i-a64-emac + - allwinner,sun50i-h616-emac1 - allwinner,sun55i-a523-gmac200 required: - compatible
@@ -33,6 +34,7 @@ properties: - const: allwinner,sun8i-r40-gmac - const: allwinner,sun8i-v3s-emac - const: allwinner,sun50i-a64-emac + - const: allwinner,sun50i-h616-emac1 - items: - enum: - allwinner,sun20i-d1-emac
@@ -91,6 +93,17 @@ required: allOf: - $ref: snps,dwmac.yaml# + - if: + properties: + compatible: + contains: + const: allwinner,sun50i-h616-emac1 + + then: + properties: + phy-mode: + const: rmii + - if: properties: compatible:
diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index 2ed4564ae99d..b20149c3e850 100644
--- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml@@ -57,6 +57,7 @@ properties: - allwinner,sun8i-r40-gmac - allwinner,sun8i-v3s-emac - allwinner,sun50i-a64-emac + - allwinner,sun50i-h616-emac1 - amlogic,meson6-dwmac - amlogic,meson8b-dwmac - amlogic,meson8m2-dwmac
@@ -623,6 +624,7 @@ allOf: - allwinner,sun8i-r40-gmac - allwinner,sun8i-v3s-emac - allwinner,sun50i-a64-emac + - allwinner,sun50i-h616-emac1 - loongson,ls2k-dwmac - loongson,ls7a-dwmac - ingenic,jz4775-mac
--
2.53.0