arm: dts: mt7623: add MT7623N reference board with eMMC

Add MT7623N reference board with eMMC. On the board, there is additional
external PHY ICPlus IP1001 transceiver available by port 5 on the MDIO
bus connectted with GMAC2.

Signed-off-by: Sean Wang <[e-mail]>
Suggested-by: Ryder Lee <[e-mail]>
Signed-off-by: Matthias Brugger <[e-mail]>

arch/arm/boot/dts/Makefile

···
 	mt6592-evb.dtb \
 	mt7623a-rfb-emmc.dtb \
 	mt7623a-rfb-nand.dtb \
+	mt7623n-rfb-emmc.dtb \
 	mt7623n-rfb-nand.dtb \
 	mt7623n-bananapi-bpi-r2.dtb \
 	mt8127-moose.dtb \

arch/arm/boot/dts/mt7623.dtsi

···
 		};
 	};
 
+	i2c2_pins_a: i2c2-default {
+		pin-i2c2 {
+			pinmux = <MT7623_PIN_77_SDA2_FUNC_SDA2>,
+				 <MT7623_PIN_78_SCL2_FUNC_SCL2>;
+			bias-disable;
+		};
+	};
+
 	i2c2_pins_b: i2c2-alt {
 		pin-i2c2 {
 			pinmux = <MT7623_PIN_122_GPIO122_FUNC_SDA2>,
···
 				<MT7623_PIN_199_SPI1_CK_FUNC_SPI1_CK>,
 				<MT7623_PIN_8_SPI1_MI_FUNC_SPI1_MI>,
 				<MT7623_PIN_9_SPI1_MO_FUNC_SPI1_MO>;
+		};
+	};
+
+	spi2_pins_a: spi2-default {
+		pins-spi {
+			pinmux = <MT7623_PIN_101_SPI2_CSN_FUNC_SPI2_CS>,
+				 <MT7623_PIN_104_SPI2_CK_FUNC_SPI2_CK>,
+				 <MT7623_PIN_102_SPI2_MI_FUNC_SPI2_MI>,
+				 <MT7623_PIN_103_SPI2_MO_FUNC_SPI2_MO>;
 		};
 	};
 

arch/arm/boot/dts/mt7623n-rfb-emmc.dts

···
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2017-2018 MediaTek Inc.
+ * Author: Sean Wang <[e-mail]>
+ *
+ */
+
+/dts-v1/;
+#include <dt-bindings/input/input.h>
+#include "mt7623.dtsi"
+#include "mt6323.dtsi"
+
+/ {
+	model = "MediaTek MT7623N with eMMC reference board";
+	compatible = "mediatek,mt7623n-rfb-emmc", "mediatek,mt7623";
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+	};
+
+	chosen {
+		stdout-path = "serial2:115200n8";
+	};
+
+	cpus {
+		cpu@0 {
+			proc-supply = <&mt6323_vproc_reg>;
+		};
+
+		cpu@1 {
+			proc-supply = <&mt6323_vproc_reg>;
+		};
+
+		cpu@2 {
+			proc-supply = <&mt6323_vproc_reg>;
+		};
+
+		cpu@3 {
+			proc-supply = <&mt6323_vproc_reg>;
+		};
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&key_pins_a>;
+
+		factory {
+			label = "factory";
+			linux,code = <BTN_0>;
+			gpios = <&pio 256 GPIO_ACTIVE_LOW>;
+		};
+
+		wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&pio 257 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0 0x80000000 0 0x40000000>;
+	};
+
+	reg_1p8v: regulator-1p8v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-1.8V";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	sound {
+		compatible = "mediatek,mt2701-wm8960-machine";
+		mediatek,platform = <&afe>;
+		audio-routing =
+			"Headphone", "HP_L",
+			"Headphone", "HP_R",
+			"LINPUT1", "AMIC",
+			"RINPUT1", "AMIC";
+		mediatek,audio-codec = <&wm8960>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&i2s0_pins_a>;
+	};
+};
+
+&btif {
+	status = "okay";
+};
+
+&cir {
+	pinctrl-names = "default";
+	pinctrl-0 = <&cir_pins_a>;
+	status = "okay";
+};
+
+&crypto {
+	status = "okay";
+};
+
+&eth {
+	status = "okay";
+
+	gmac0: mac@0 {
+		compatible = "mediatek,eth-mac";
+		reg = <0>;
+		phy-mode = "trgmii";
+
+		fixed-link {
+			speed = <1000>;
+			full-duplex;
+			pause;
+		};
+	};
+
+	mac@1 {
+		compatible = "mediatek,eth-mac";
+		reg = <1>;
+		phy-handle = <&phy5>;
+	};
+
+	mdio-bus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		phy5: ethernet-phy@5 {
+			reg = <5>;
+			phy-mode = "rgmii-rxid";
+		};
+
+		switch@0 {
+			compatible = "mediatek,mt7530";
+			reg = <0>;
+			reset-gpios = <&pio 33 0>;
+			core-supply = <&mt6323_vpa_reg>;
+			io-supply = <&mt6323_vemc3v3_reg>;
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					label = "lan0";
+				};
+
+				port@1 {
+					reg = <1>;
+					label = "lan1";
+				};
+
+				port@2 {
+					reg = <2>;
+					label = "lan2";
+				};
+
+				port@3 {
+					reg = <3>;
+					label = "lan3";
+				};
+
+				port@4 {
+					reg = <4>;
+					label = "wan";
+				};
+
+				port@6 {
+					reg = <6>;
+					label = "cpu";
+					ethernet = <&gmac0>;
+					phy-mode = "trgmii";
+
+					fixed-link {
+						speed = <1000>;
+						full-duplex;
+					};
+				};
+			};
+		};
+	};
+};
+
+&i2c0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c0_pins_a>;
+	status = "okay";
+};
+
+&i2c1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c1_pins_b>;
+	status = "okay";
+
+	wm8960: wm8960@1a {
+		compatible = "wlf,wm8960";
+		reg = <0x1a>;
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins_a>;
+	status = "okay";
+};
+
+&mmc0 {
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc0_pins_default>;
+	pinctrl-1 = <&mmc0_pins_uhs>;
+	status = "okay";
+	bus-width = <8>;
+	max-frequency = <50000000>;
+	cap-mmc-highspeed;
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_1p8v>;
+	non-removable;
+};
+
+&mmc1 {
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc1_pins_default>;
+	pinctrl-1 = <&mmc1_pins_uhs>;
+	status = "okay";
+	bus-width = <4>;
+	max-frequency = <50000000>;
+	cap-sd-highspeed;
+	cd-gpios = <&pio 261 GPIO_ACTIVE_LOW>;
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_3p3v>;
+};
+
+&pcie {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pcie_default>;
+	status = "okay";
+
+	pcie@0,0 {
+		status = "okay";
+	};
+
+	pcie@1,0 {
+		status = "okay";
+	};
+};
+
+&pcie0_phy {
+	status = "okay";
+};
+
+&pcie1_phy {
+	status = "okay";
+};
+
+&pwm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pwm_pins_a>;
+	status = "okay";
+};
+
+&spi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0_pins_a>;
+	status = "okay";
+};
+
+&spi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi1_pins_a>;
+	status = "okay";
+};
+
+&spi2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi2_pins_a>;
+	status = "okay";
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_pins_a>;
+	status = "okay";
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins_a>;
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pins_a>;
+	status = "okay";
+};
+
+&usb1 {
+	vusb33-supply = <&reg_3p3v>;
+	vbus-supply = <&reg_5v>;
+	status = "okay";
+};
+
+&u3phy1 {
+	status = "okay";
+};