From: Chen-Yu Tsai The A523 SoC family has a second ethernet controller, called the GMAC200. It is not exposed on all the SoCs in the family. Add a device node for it. All the hardware specific settings are from the vendor BSP. Signed-off-by: Chen-Yu Tsai --- .../arm64/boot/dts/allwinner/sun55i-a523.dtsi | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi index 65779754427d..5787ad72a918 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi @@ -165,6 +165,16 @@ rgmii0_pins: rgmii0-pins { bias-disable; }; + rgmii1_pins: rgmii1-pins { + pins = "PJ0", "PJ1", "PJ2", "PJ3", "PJ4", + "PJ5", "PJ6", "PJ7", "PJ8", "PJ9", + "PJ11", "PJ12", "PJ13", "PJ14", "PJ15"; + allwinner,pinmux = <5>; + function = "gmac1"; + drive-strength = <40>; + bias-disable; + }; + uart0_pb_pins: uart0-pb-pins { pins = "PB9", "PB10"; allwinner,pinmux = <2>; @@ -619,6 +629,51 @@ mdio0: mdio { }; }; + gmac1: ethernet@4510000 { + compatible = "allwinner,sun55i-a523-gmac200", + "snps,dwmac-4.20a"; + reg = <0x04510000 0x10000>; + clocks = <&ccu CLK_BUS_EMAC1>, <&ccu CLK_MBUS_EMAC1>; + clock-names = "stmmaceth", "mbus"; + resets = <&ccu RST_BUS_EMAC1>; + reset-names = "stmmaceth"; + interrupts = ; + interrupt-names = "macirq"; + pinctrl-names = "default"; + pinctrl-0 = <&rgmii1_pins>; + power-domains = <&pck600 PD_VO1>; + syscon = <&syscon>; + snps,fixed-burst; + snps,axi-config = <&gmac1_stmmac_axi_setup>; + snps,mtl-rx-config = <&gmac1_mtl_rx_setup>; + snps,mtl-tx-config = <&gmac1_mtl_tx_setup>; + status = "disabled"; + + mdio1: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + + gmac1_mtl_rx_setup: rx-queues-config { + snps,rx-queues-to-use = <1>; + + queue0 {}; + }; + + gmac1_stmmac_axi_setup: stmmac-axi-config { + snps,wr_osr_lmt = <0xf>; + snps,rd_osr_lmt = <0xf>; + snps,blen = <256 128 64 32 16 8 4>; + }; + + gmac1_mtl_tx_setup: tx_queues-config { + snps,tx-queues-to-use = <1>; + + queue0 {}; + }; + }; + ppu: power-controller@7001400 { compatible = "allwinner,sun55i-a523-ppu"; reg = <0x07001400 0x400>; -- 2.39.5