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[86.58.6.171]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b79c466838sm50661600f8f.49.2025.08.13.08.28.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Aug 2025 08:28:15 -0700 (PDT) From: Jernej =?UTF-8?B?xaBrcmFiZWM=?= To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Chen-Yu Tsai Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Andre Przywara Subject: Re: [PATCH net-next v2 10/10] arm64: dts: allwinner: t527: orangepi-4a: Enable Ethernet port Date: Wed, 13 Aug 2025 17:28:13 +0200 Message-ID: <3363827.aeNJFYEL58@jernej-laptop> In-Reply-To: <20250813145540.2577789-11-wens@kernel.org> References: <20250813145540.2577789-1-wens@kernel.org> <20250813145540.2577789-11-wens@kernel.org> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Dne sreda, 13. avgust 2025 ob 16:55:40 Srednjeevropski poletni =C4=8Das je = Chen-Yu Tsai napisal(a): > From: Chen-Yu Tsai >=20 > On the Orangepi 4A board, the second Ethernet controller, aka the GMAC200, > is connected to an external Motorcomm YT8531 PHY. The PHY uses an external > 25MHz crystal, has the SoC's PI15 pin connected to its reset pin, and > the PI16 pin for its interrupt pin. >=20 > Enable it. >=20 > Signed-off-by: Chen-Yu Tsai Acked-by: Jernej Skrabec Best regards, Jernej > --- >=20 > Changes since v1: > - Switch to generic (tx|rx)-internal-delay-ps properties > --- > .../dts/allwinner/sun55i-t527-orangepi-4a.dts | 23 +++++++++++++++++++ > 1 file changed, 23 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts b/= arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts > index d07bb9193b43..b604d961c4fd 100644 > --- a/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts > +++ b/arch/arm64/boot/dts/allwinner/sun55i-t527-orangepi-4a.dts > @@ -15,6 +15,7 @@ / { > compatible =3D "xunlong,orangepi-4a", "allwinner,sun55i-t527"; > =20 > aliases { > + ethernet0 =3D &gmac1; > serial0 =3D &uart0; > }; > =20 > @@ -95,11 +96,33 @@ &ehci1 { > status =3D "okay"; > }; > =20 > +&gmac1 { > + phy-mode =3D "rgmii-id"; > + phy-handle =3D <&ext_rgmii_phy>; > + phy-supply =3D <®_cldo4>; > + > + tx-internal-delay-ps =3D <0>; > + rx-internal-delay-ps =3D <300>; > + > + status =3D "okay"; > +}; > + > &gpu { > mali-supply =3D <®_dcdc2>; > status =3D "okay"; > }; > =20 > +&mdio1 { > + ext_rgmii_phy: ethernet-phy@1 { > + compatible =3D "ethernet-phy-ieee802.3-c22"; > + reg =3D <1>; > + interrupts-extended =3D <&pio 8 16 IRQ_TYPE_LEVEL_LOW>; /* PI16 */ > + reset-gpios =3D <&pio 8 15 GPIO_ACTIVE_LOW>; /* PI15 */ > + reset-assert-us =3D <10000>; > + reset-deassert-us =3D <150000>; > + }; > +}; > + > &mmc0 { > vmmc-supply =3D <®_cldo3>; > cd-gpios =3D <&pio 5 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; /* PF6 */ >=20