[PATCH net-next v6 2/3] dt-bindings: net: allwinner: add H616 EMAC1
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COLD19d
IN NET-NEXT: 3 (2M)
From: James Hilliard <hidden>
Date: 2026-09-27 18:52:49
Also in:
linux-arm-kernel, linux-devicetree, linux-sunxi, lkml
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
Revision v6 of 6 in this series; 2 review trailers; queued in net-next as 1cf9c2ac57fd on 2026-09-30.
Revisions (6)
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. Reviewed-by: Andre Przywara <andre.przywara@arm.com> Reviewed-by: Krzysztof Kozlowski <redacted> 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 d3e591157faf..2218a492817f 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
@@ -573,6 +574,7 @@ 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