[PATCH v5 06/13] arm64: dts: mediatek: mt7988: add basic ethernet-nodes
From: Frank Wunderlich <hidden>
Date: 2025-06-20 08:36:17
Also in:
linux-arm-kernel, linux-devicetree, linux-mediatek, linux-pm, lkml
Subsystem:
arm/mediatek soc support, the rest · Maintainers:
Matthias Brugger, AngeloGioacchino Del Regno, Linus Torvalds
From: Frank Wunderlich <redacted> Add basic ethernet related nodes. Mac1+2 needs pcs (sgmii+usxgmii) to work correctly which will be linked later when driver is merged. Signed-off-by: Daniel Golle <daniel@makrotopia.org> Signed-off-by: Frank Wunderlich <redacted> --- v5: - add reserved irqs and change name to fe0..fe3 - change rx-ringX to pdmaX to be closer to documentation v4: - comment for fixed-link on gmac0 - update 2g5 phy node - unit-name dec instead of hex to match reg property - move compatible before reg - drop phy-mode - add interrupts for RSS - add interrupt-names and drop reserved irqs for ethernet - some reordering - eth-reg and clock whitespace-fix based on angelos review --- arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 128 +++++++++++++++++++++- 1 file changed, 125 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
index 560ec86dbec0..3ab77ad4736a 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi@@ -680,7 +680,28 @@ xphyu3port0: usb-phy@11e13000 { }; }; - clock-controller@11f40000 { + xfi_tphy0: phy@11f20000 { + compatible = "mediatek,mt7988-xfi-tphy"; + reg = <0 0x11f20000 0 0x10000>; + clocks = <&xfi_pll CLK_XFIPLL_PLL_EN>, + <&topckgen CLK_TOP_XFI_PHY_0_XTAL_SEL>; + clock-names = "xfipll", "topxtal"; + resets = <&watchdog 14>; + mediatek,usxgmii-performance-errata; + #phy-cells = <0>; + }; + + xfi_tphy1: phy@11f30000 { + compatible = "mediatek,mt7988-xfi-tphy"; + reg = <0 0x11f30000 0 0x10000>; + clocks = <&xfi_pll CLK_XFIPLL_PLL_EN>, + <&topckgen CLK_TOP_XFI_PHY_1_XTAL_SEL>; + clock-names = "xfipll", "topxtal"; + resets = <&watchdog 15>; + #phy-cells = <0>; + }; + + xfi_pll: clock-controller@11f40000 { compatible = "mediatek,mt7988-xfi-pll"; reg = <0 0x11f40000 0 0x1000>; resets = <&watchdog 16>;
@@ -714,19 +735,120 @@ phy_calibration_p3: calib@97c { }; }; - clock-controller@15000000 { + ethsys: clock-controller@15000000 { compatible = "mediatek,mt7988-ethsys", "syscon"; reg = <0 0x15000000 0 0x1000>; #clock-cells = <1>; #reset-cells = <1>; }; - clock-controller@15031000 { + ethwarp: clock-controller@15031000 { compatible = "mediatek,mt7988-ethwarp"; reg = <0 0x15031000 0 0x1000>; #clock-cells = <1>; #reset-cells = <1>; }; + + eth: ethernet@15100000 { + compatible = "mediatek,mt7988-eth"; + reg = <0 0x15100000 0 0x80000>, <0 0x15400000 0 0x200000>; + interrupts = <GIC_SPI 196 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 197 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 198 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 199 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 189 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 190 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 191 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 192 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "fe0", "fe1", "fe2", "fe3", "pdma0", + "pdma1", "pdma2", "pdma3"; + clocks = <ðsys CLK_ETHDMA_CRYPT0_EN>, + <ðsys CLK_ETHDMA_FE_EN>, + <ðsys CLK_ETHDMA_GP2_EN>, + <ðsys CLK_ETHDMA_GP1_EN>, + <ðsys CLK_ETHDMA_GP3_EN>, + <ðwarp CLK_ETHWARP_WOCPU2_EN>, + <ðwarp CLK_ETHWARP_WOCPU1_EN>, + <ðwarp CLK_ETHWARP_WOCPU0_EN>, + <ðsys CLK_ETHDMA_ESW_EN>, + <&topckgen CLK_TOP_ETH_GMII_SEL>, + <&topckgen CLK_TOP_ETH_REFCK_50M_SEL>, + <&topckgen CLK_TOP_ETH_SYS_200M_SEL>, + <&topckgen CLK_TOP_ETH_SYS_SEL>, + <&topckgen CLK_TOP_ETH_XGMII_SEL>, + <&topckgen CLK_TOP_ETH_MII_SEL>, + <&topckgen CLK_TOP_NETSYS_SEL>, + <&topckgen CLK_TOP_NETSYS_500M_SEL>, + <&topckgen CLK_TOP_NETSYS_PAO_2X_SEL>, + <&topckgen CLK_TOP_NETSYS_SYNC_250M_SEL>, + <&topckgen CLK_TOP_NETSYS_PPEFB_250M_SEL>, + <&topckgen CLK_TOP_NETSYS_WARP_SEL>, + <ðsys CLK_ETHDMA_XGP1_EN>, + <ðsys CLK_ETHDMA_XGP2_EN>, + <ðsys CLK_ETHDMA_XGP3_EN>; + clock-names = "crypto", "fe", "gp2", "gp1", "gp3", + "ethwarp_wocpu2", "ethwarp_wocpu1", + "ethwarp_wocpu0", "esw", "top_eth_gmii_sel", + "top_eth_refck_50m_sel", "top_eth_sys_200m_sel", + "top_eth_sys_sel", "top_eth_xgmii_sel", + "top_eth_mii_sel", "top_netsys_sel", + "top_netsys_500m_sel", "top_netsys_pao_2x_sel", + "top_netsys_sync_250m_sel", + "top_netsys_ppefb_250m_sel", + "top_netsys_warp_sel","xgp1", "xgp2", "xgp3"; + assigned-clocks = <&topckgen CLK_TOP_NETSYS_2X_SEL>, + <&topckgen CLK_TOP_NETSYS_GSW_SEL>, + <&topckgen CLK_TOP_USXGMII_SBUS_0_SEL>, + <&topckgen CLK_TOP_USXGMII_SBUS_1_SEL>, + <&topckgen CLK_TOP_SGM_0_SEL>, + <&topckgen CLK_TOP_SGM_1_SEL>; + assigned-clock-parents = <&apmixedsys CLK_APMIXED_NET2PLL>, + <&topckgen CLK_TOP_NET1PLL_D4>, + <&topckgen CLK_TOP_NET1PLL_D8_D4>, + <&topckgen CLK_TOP_NET1PLL_D8_D4>, + <&apmixedsys CLK_APMIXED_SGMPLL>, + <&apmixedsys CLK_APMIXED_SGMPLL>; + #address-cells = <1>; + #size-cells = <0>; + mediatek,ethsys = <ðsys>; + mediatek,infracfg = <&topmisc>; + + gmac0: mac@0 { + compatible = "mediatek,eth-mac"; + reg = <0>; + phy-mode = "internal"; + + /* Connected to internal switch */ + fixed-link { + speed = <10000>; + full-duplex; + pause; + }; + }; + + gmac1: mac@1 { + compatible = "mediatek,eth-mac"; + reg = <1>; + status = "disabled"; + }; + + gmac2: mac@2 { + compatible = "mediatek,eth-mac"; + reg = <2>; + status = "disabled"; + }; + + mdio_bus: mdio-bus { + #address-cells = <1>; + #size-cells = <0>; + + /* internal 2.5G PHY */ + int_2p5g_phy: ethernet-phy@15 { + compatible = "ethernet-phy-ieee802.3-c45"; + reg = <15>; + }; + }; + }; }; thermal-zones {
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2.43.0