From: Andre Przywara <andre.przywara@arm.com>
To: James Hilliard <james.hilliard1@gmail.com>,
Richard Genoud <richard.genoud@bootlin.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
Giuseppe Cavallaro <peppe.cavallaro@st.com>,
Jose Abreu <joabreu@synopsys.com>,
Maxime Chevallier <maxime.chevallier@bootlin.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Maxime Ripard <mripard@kernel.org>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com
Subject: Re: [PATCH net-next v2 1/2] dt-bindings: net: allwinner: add H616 EMAC1
Date: Wed, 16 Sep 2026 09:25:55 +0200 [thread overview]
Message-ID: <14e61e7a-29ad-4cc6-8993-dea7a8d7c846@arm.com> (raw)
In-Reply-To: <20260915-submit-h616-emac1-v1-v2-1-322b32e40eb9@gmail.com>
Hi,
On 9/16/26 05:07, James Hilliard wrote:
> 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>
Where does this come from? If Richard is the author, then please reflect
this in the patch (git commit --amend --author ...), so a From: line
appears in the body of the email.
If not, it's unclear why this line is here.
The actual patch looks good to me:
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Cheers,
Andre
> Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
> ---
> .../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
>
next prev parent reply other threads:[~2026-09-16 7:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-16 3:07 [PATCH net-next v2 0/2] net: stmmac: add Allwinner H616 EMAC1 support James Hilliard
2026-09-16 3:07 ` [PATCH net-next v2 1/2] dt-bindings: net: allwinner: add H616 EMAC1 James Hilliard
2026-09-16 7:25 ` Andre Przywara [this message]
2026-09-16 7:36 ` James Hilliard
2026-09-16 3:07 ` [PATCH net-next v2 2/2] net: stmmac: sun8i: add support for Allwinner " James Hilliard
2026-09-16 7:59 ` [PATCH net-next v2 0/2] net: stmmac: add Allwinner H616 EMAC1 support Maxime Chevallier
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