u-boot-brain/arch/arm/dts/meson-g12a-u-boot.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2019 BayLibre, SAS.
 * Author: Neil Armstrong <narmstrong@baylibre.com>
 */

/ {
	soc {
		ethmac: ethernet@ff3f0000 {
			compatible = "amlogic,meson-axg-dwmac", "snps,dwmac-3.710",
				     "snps,dwmac";
			reg = <0x0 0xff3f0000 0x0 0x10000
			       0x0 0xff634540 0x0 0x8>;
			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
			interrupt-names = "macirq";
			clocks = <&clkc CLKID_ETH>,
				 <&clkc CLKID_FCLK_DIV2>,
				 <&clkc CLKID_MPLL2>;
			clock-names = "stmmaceth", "clkin0", "clkin1";
			status = "disabled";

			mdio0: mdio {
				#address-cells = <1>;
				#size-cells = <0>;
				compatible = "snps,dwmac-mdio";
			};
		};

		sd_emmc_a: sd@ffe03000 {
			compatible = "amlogic,meson-axg-mmc";
			reg = <0x0 0xffe03000 0x0 0x800>;
			interrupts = <GIC_SPI 189 IRQ_TYPE_EDGE_RISING>;
			status = "disabled";
			clocks = <&clkc CLKID_SD_EMMC_A>,
				 <&clkc CLKID_SD_EMMC_A_CLK0>,
				 <&clkc CLKID_FCLK_DIV2>;
			clock-names = "core", "clkin0", "clkin1";
			resets = <&reset RESET_SD_EMMC_A>;
		};

		sd_emmc_b: sd@ffe05000 {
			compatible = "amlogic,meson-axg-mmc";
			reg = <0x0 0xffe05000 0x0 0x800>;
			interrupts = <GIC_SPI 190 IRQ_TYPE_EDGE_RISING>;
			status = "disabled";
			clocks = <&clkc CLKID_SD_EMMC_B>,
				 <&clkc CLKID_SD_EMMC_B_CLK0>,
				 <&clkc CLKID_FCLK_DIV2>;
			clock-names = "core", "clkin0", "clkin1";
			resets = <&reset RESET_SD_EMMC_B>;
		};

		sd_emmc_c: mmc@ffe07000 {
			compatible = "amlogic,meson-axg-mmc";
			reg = <0x0 0xffe07000 0x0 0x800>;
			interrupts = <GIC_SPI 191 IRQ_TYPE_EDGE_RISING>;
			status = "disabled";
			clocks = <&clkc CLKID_SD_EMMC_C>,
				 <&clkc CLKID_SD_EMMC_C_CLK0>,
				 <&clkc CLKID_FCLK_DIV2>;
			clock-names = "core", "clkin0", "clkin1";
			resets = <&reset RESET_SD_EMMC_C>;
		};
	};
};

&periphs_pinctrl {
	emmc_pins: emmc {
		mux {
			groups = "emmc_nand_d0",
				 "emmc_nand_d1",
				 "emmc_nand_d2",
				 "emmc_nand_d3",
				 "emmc_nand_d4",
				 "emmc_nand_d5",
				 "emmc_nand_d6",
				 "emmc_nand_d7",
				 "emmc_clk",
				 "emmc_cmd";
			function = "emmc";
			bias-pull-up;
		};
	};

	emmc_ds_pins: emmc-ds {
		mux {
			groups = "emmc_nand_ds";
			function = "emmc";
			bias-pull-down;
		};
	};

	emmc_clk_gate_pins: emmc_clk_gate {
		mux {
			groups = "BOOT_8";
			function = "gpio_periphs";
			bias-pull-down;
		};
	};

	eth_leds_pins: eth-leds {
		mux {
			groups = "eth_link_led",
				 "eth_act_led";
			function = "eth";
			bias-disable;
		};
	};

	eth_rmii_pins: eth-rmii {
		mux {
			groups = "eth_mdio",
				 "eth_mdc",
				 "eth_rgmii_rx_clk",
				 "eth_rx_dv",
				 "eth_rxd0",
				 "eth_rxd1",
				 "eth_txen",
				 "eth_txd0",
				 "eth_txd1";
			function = "eth";
			bias-disable;
		};
	};

	eth_rgmii_pins: eth-rgmii {
		mux {
			groups = "eth_rxd2_rgmii",
				 "eth_rxd3_rgmii",
				 "eth_rgmii_tx_clk",
				 "eth_txd2_rgmii",
				 "eth_txd3_rgmii";
			function = "eth";
			bias-disable;
		};
	};

	sdcard_c_pins: sdcard_c {
		mux {
			groups = "sdcard_d0_c",
				 "sdcard_d1_c",
				 "sdcard_d2_c",
				 "sdcard_d3_c",
				 "sdcard_cmd_c",
				 "sdcard_clk_c";
			function = "sdcard";
			bias-pull-up;
		};
	};

	sdcard_clk_gate_c_pins: sdcard_clk_gate_c {
		mux {
			groups = "GPIOC_4";
			function = "gpio_periphs";
			bias-pull-down;
		};
	};

	sdcard_z_pins: sdcard_z {
		mux {
			groups = "sdcard_d0_z",
				 "sdcard_d1_z",
				 "sdcard_d2_z",
				 "sdcard_d3_z",
				 "sdcard_cmd_z",
				 "sdcard_clk_z";
			function = "sdcard";
			bias-pull-up;
		};
	};

	sdcard_clk_gate_z_pins: sdcard_clk_gate_z {
		mux {
			groups = "GPIOZ_6";
			function = "gpio_periphs";
			bias-pull-down;
		};
	};
};

&periphs {
	eth_phy: mdio-multiplexer@4c000 {
		compatible = "amlogic,g12a-mdio-mux";
		reg = <0x0 0x4c000 0x0 0xa4>;
		clocks = <&clkc CLKID_ETH_PHY>,
			 <&xtal>,
			 <&clkc CLKID_MPLL_5OM>;
		clock-names = "pclk", "clkin0", "clkin1";
		mdio-parent-bus = <&mdio0>;
		#address-cells = <1>;
		#size-cells = <0>;

		ext_mdio: mdio@0 {
			reg = <0>;
			#address-cells = <1>;
			#size-cells = <0>;
		};

		int_mdio: mdio@1 {
			reg = <1>;
			#address-cells = <1>;
			#size-cells = <0>;

			internal_ephy: ethernet_phy@8 {
				compatible = "ethernet-phy-id0180.3300",
					     "ethernet-phy-ieee802.3-c22";
				reg = <8>;
				max-speed = <100>;

				/* FIXME: Add irq support */
			};
		};
	};
};