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micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ipmlxrtzmokewoal" Content-Disposition: inline In-Reply-To: <20261109-rk3588-dts-rtl-eth-describe-dt-alias-v6-2-91f1efefba0b@pardini.net> X-Zoho-Virus-Status: 1 X-Zoho-AV-Stamp: zmail-av-0.2.13.1.5.4/294.427.16 X-ZohoMailClient: External --ipmlxrtzmokewoal Content-Type: text/plain; protected-headers=v1; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH v6 2/6] arm64: dts: rockchip: describe PCIe RTL8125 Ethernet on ROCK 5 family MIME-Version: 1.0 Hi, On Mon, Nov 09, 2026 at 01:32:17PM +0100, Ricardo Pardini via B4 Relay wrot= e: > From: Ricardo Pardini >=20 > The Radxa ROCK 5B, 5B+ and 5T carry an on-board Realtek RTL8125 NIC > behind pcie2x1l2; the ROCK 5T has a second one behind pcie2x1l1. >=20 > Describe the PCI function nodes and attach ethernet0 (and, on the > ROCK 5T, ethernet1) aliases, so that U-Boot's fdt_fixup_ethernet() can > fill in their MAC addresses from its ethaddr/eth1addr environment. >=20 > The shared NIC goes in rk3588-rock-5b-5bp-5t.dtsi, the ROCK 5T's second > NIC in rk3588-rock-5t.dts. >=20 > Signed-off-by: Ricardo Pardini > --- root@rock5b+ ~# lspci -nv -d 10ec:8125 0004:41:00.0 0200: 10ec:8125 (rev 05) Subsystem: 10ec:0123 Device tree node: /sys/firmware/devicetree/base/pcie@fe190000/pcie@0,0/eth= ernet@0,0 ... Reviewed-by: Sebastian Reichel Tested-by: Sebastian Reichel # Rock 5B+ Greetings, -- Sebastian > .../arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi | 15 ++++++++++++= +++ > arch/arm64/boot/dts/rockchip/rk3588-rock-5t.dts | 18 ++++++++++++= ++++++ > 2 files changed, 33 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi b/ar= ch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi > index b8d90936fc20..e8a3eb33e402 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi > +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi > @@ -10,6 +10,7 @@ > =20 > / { > aliases { > + ethernet0 =3D &rtl_eth0; > mmc0 =3D &sdhci; > mmc1 =3D &sdmmc; > mmc2 =3D &sdio; > @@ -488,6 +489,20 @@ &pcie2x1l2 { > reset-gpios =3D <&gpio3 RK_PB0 GPIO_ACTIVE_HIGH>; > vpcie3v3-supply =3D <&vcc3v3_pcie2x1l2>; > status =3D "okay"; > + > + pcie@0,0 { > + reg =3D <0x400000 0 0 0 0>; > + #address-cells =3D <3>; > + #size-cells =3D <2>; > + ranges; > + device_type =3D "pci"; > + bus-range =3D <0x41 0x4f>; > + > + rtl_eth0: ethernet@0,0 { > + compatible =3D "pci10ec,8125"; > + reg =3D <0x410000 0 0 0 0>; > + }; > + }; > }; > =20 > &pcie30phy { > diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5t.dts b/arch/arm64= /boot/dts/rockchip/rk3588-rock-5t.dts > index 425036146b6d..b1a3e4b2165f 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5t.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5t.dts > @@ -8,6 +8,10 @@ / { > model =3D "Radxa ROCK 5T"; > compatible =3D "radxa,rock-5t", "rockchip,rk3588"; > =20 > + aliases { > + ethernet1 =3D &rtl_eth1; > + }; > + > analog-sound { > compatible =3D "audio-graph-card"; > label =3D "rk3588-es8316"; > @@ -76,6 +80,20 @@ &pcie2x1l1 { > reset-gpios =3D <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>; > vpcie3v3-supply =3D <&vcc3v3_pcie2x1l1>; > status =3D "okay"; > + > + pcie@0,0 { > + reg =3D <0x300000 0 0 0 0>; > + #address-cells =3D <3>; > + #size-cells =3D <2>; > + ranges; > + device_type =3D "pci"; > + bus-range =3D <0x31 0x3f>; > + > + rtl_eth1: ethernet@0,0 { > + compatible =3D "pci10ec,8125"; > + reg =3D <0x310000 0 0 0 0>; > + }; > + }; > }; > =20 > &pcie30phy { >=20 > --=20 > 2.47.3 >=20 >=20 --ipmlxrtzmokewoal Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE72YNB0Y/i3JqeVQT2O7X88g7+poFAmr076sACgkQ2O7X88g7 +ppRlA/7BZbFdW26Nysdh5hvnnHFucfXaReOSjRgpRCzlxg0xbcJycroKWkm+oNw umZsN7MOjOJt8B0po0zgb51sG5hxaOKbtz3jvuMuNALWnw4y/aDcuW0XbU9oLJCf Kl90Ng/+ETdZu8qagdlfHow5K5Ii9h2UgWJnSVdHlqeZmV6ixM2R+PX07A4WcvV/ vCmPt+Xrq/Y1r8HtvRmNjwyEtzhv8RDF0VVXemXZk/JureDqVQW28/uTEPj3Ghhu /LMt1j9bD8YppxhtOvw8JfXe9maPFO1KpbIIhgt231EbiR4530IuSNMyc50mX1tG 1cI1Nk318lueHeS2dNOr8wOd7o8wlt58E6emUS8WVYWmI1Cjhgrz4freweqjjxPM e8zrQMiS12PDmQ6aKW1r9R6GW6weGDqLO2LtHsypbShyPn3whR7QI6cyFnbT38ao MffKL9EXKiLiOZVyzT10oHbx0LvQ3Wkpj4PlwlZDX6uc+O/tJNsA2pmTSgDWoD7Y JiqBU2JK4KebPXO2E3GJswDSX5q6SiaUutOBPIIYBdAo6yj7AjfAED/1/29Lgn8O 8fol+9AFY5F5o2sB6BjNT6idVmcomgMw0T8Ts33Nxe3Cm/gMkMQAU4w7Md0v87G1 F8exRIEZvhCJQd88+Ug4Rav9SAsmzjIPd5PY45fl+NW+I2rNCf4= =jpKD -----END PGP SIGNATURE----- --ipmlxrtzmokewoal--