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Date: Sat, 30 Apr 2022 16:05:06 +0200 From: Heiko Stuebner <heiko@...ech.de> To: linux-mediatek@...ts.infradead.org, linux-rockchip@...ts.infradead.org, Frank Wunderlich <linux@...web.de> Cc: Frank Wunderlich <frank-w@...lic-files.de>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Sean Wang <sean.wang@...iatek.com>, Landen Chao <Landen.Chao@...iatek.com>, DENG Qingfang <dqfext@...il.com>, Andrew Lunn <andrew@...n.ch>, Vivien Didelot <vivien.didelot@...il.com>, Florian Fainelli <f.fainelli@...il.com>, Vladimir Oltean <olteanv@...il.com>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Matthias Brugger <matthias.bgg@...il.com>, Peter Geis <pgwipeout@...il.com>, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: [RFC v2 4/4] arm64: dts: rockchip: Add mt7531 dsa node to BPI-R2-Pro board Am Samstag, 30. April 2022, 15:03:47 CEST schrieb Frank Wunderlich: > From: Frank Wunderlich <frank-w@...lic-files.de> > > Add Device Tree node for mt7531 switch connected to gmac0. > > Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de> > --- > v2: > - drop status=disabled > --- > .../boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 48 +++++++++++++++++++ > 1 file changed, 48 insertions(+) > > diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts > index ed2f2bd9a016..f0ffbe818170 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts > @@ -437,6 +437,54 @@ &i2c5 { > status = "disabled"; > }; > > +&mdio0 { > + #address-cells = <1>; > + #size-cells = <0>; > + > + switch@0 { > + compatible = "mediatek,mt7531"; > + reg = <0>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@1 { > + reg = <1>; > + label = "lan0"; > + }; > + > + port@2 { > + reg = <2>; > + label = "lan1"; > + }; > + > + port@3 { > + reg = <3>; > + label = "lan2"; > + }; > + > + port@4 { > + reg = <4>; > + label = "lan3"; > + }; > + > + port@5 { > + reg = <5>; > + label = "cpu"; > + ethernet = <&gmac0>; > + phy-mode = "rgmii"; - phy-mode: String, the following values are acceptable for port labeled "cpu": If compatible mediatek,mt7530 or mediatek,mt7621 is set, must be either "trgmii" or "rgmii" If compatible mediatek,mt7531 is set, must be either "sgmii", "1000base-x" or "2500base-x" So I guess the phy-mode needs to change? Heiko > + > + fixed-link { > + speed = <1000>; > + full-duplex; > + pause; > + }; > + }; > + }; > + }; > +}; > + > &mdio1 { > rgmii_phy1: ethernet-phy@0 { > compatible = "ethernet-phy-ieee802.3-c22"; >
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