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path: root/target/linux/ramips/dts/mt7620a_edimax_br-6208ac-v2.dts
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) 2023 Stefan Weil <sw@weilnetz.de>
 */

#include "mt7620a.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/mtd/partitions/uimage.h>

/ {
	compatible = "edimax,br-6208ac-v2", "ralink,mt7620a-soc";
	model = "Edimax BR-6208AC v2";

	aliases {
		led-boot = &led_power;
		led-failsafe = &led_power;
		led-running = &led_power;
		led-upgrade = &led_firmware;
	};

	keys {
		compatible = "gpio-keys";

		// Vendor firmware: /proc/RESET_BUTTON
		reset_wps {
			label = "reset_wps";
			gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_RESTART>;
		};
	};

	// Vendor firmware: /proc/driver/led
	leds {
		compatible = "gpio-leds";

		led_power: power {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_POWER;
			gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
		};

		// RALINK_REG_PIO3924DATA 39-24
		led_internet: internet {
			color = <LED_COLOR_ID_GREEN>;
			gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
		};

		// RALINK_REG_PIO7140DATA 44-40
		led_wlan_2_4ghz: wlan_2_4ghz {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WLAN;
			gpios = <&gpio2 4 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "phy1tpt";
		};

		// RALINK_REG_PIO7140DATA 43-40
		led_wlan_5ghz: wlan_5ghz {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WLAN;
			gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "phy0tpt";
		};

		// RALINK_REG_PIO7140DATA 42-40
		led_firmware: firmware {
			color = <LED_COLOR_ID_GREEN>;
			gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
			// default-state = "keep";
		};

		// RALINK_REG_PIO7140DATA 41-40
		led_vpn: vpn {
			color = <LED_COLOR_ID_GREEN>;
			gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
		};
	};
};

&gdma {
	status = "okay";
};

// Vendor firmware: RALINK_REG_PIO7140 - gpio0: gpio@600
// Vendor firmware: RALINK_REG_PIO3924 - gpio1: gpio@638
// Vendor firmware: RALINK_REG_PIO7140 - gpio2: gpio@660
// Vendor firmware: RALINK_REG_PIO72   - gpio3: gpio@688

&gpio1 {
	status = "okay";
};

&gpio2 {
	status = "okay";
};

&spi0 {
	status = "okay";

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <10000000>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			// Vendor partitions:
			// 0x000000000000-0x000000030000 : "Bootloader"
			// 0x000000030000-0x000000040000 : "Config"
			// 0x000000040000-0x000000050000 : "Factory"
			// 0x000000050000-0x000000070000 : "Cimage"
			// 0x000000070000-0x000000fe0000 : "Uimage"
			// 0x000000070000-0x000000190000 : "Kernel"
			// 0x000000190000-0x000000fe0000 : "RootFS"
			// 0x000000fe0000-0x000001000000 : "FreeSpace"

			// Bootloader
			partition@0 {
				label = "u-boot";
				reg = <0x0 0x30000>;
				read-only;
			};

			// Config
			partition@30000 {
				label = "u-boot-env";
				reg = <0x30000 0x10000>;
				read-only;
			};

			// Factory
			partition@40000 {
				label = "factory";
				reg = <0x40000 0x10000>;
				read-only;

				nvmem-layout {
					compatible = "fixed-layout";
					#address-cells = <1>;
					#size-cells = <1>;

					eeprom_factory_0: eeprom@0 {
						reg = <0x0 0x200>;
					};

					eeprom_factory_8000: eeprom@8000 {
						reg = <0x8000 0x200>;
					};

					macaddr_factory_4: macaddr@4 {
						reg = <0x4 0x6>;
					};

					macaddr_factory_2e: macaddr@2e {
						reg = <0x2e 0x6>;
					};
				};
			};

			// Cimage
			partition@50000 {
				label = "cimage";
				reg = <0x50000 0x20000>;
				read-only;
			};

			partition@70000 {
				compatible = "openwrt,uimage", "denx,uimage";
				openwrt,offset = <FW_EDIMAX_OFFSET>;
				openwrt,partition-magic = <FW_MAGIC_EDIMAX>;
				label = "firmware";
				reg = <0x00070000 0x00f70000>;
			};

			// FreeSpace
			partition@fe0000 {
				label = "freespace";
				reg = <0xfe0000 0x20000>;
				read-only;
			};
		};
	};
};

&state_default {
	gpio {
		// TODO: "spi refclk"?
		groups = "i2c", "uartf", "rgmii1", "rgmii2", "ephy", "wled", "nd_sd";
		function = "gpio";
	};
};

&ethernet {
	nvmem-cells = <&macaddr_factory_2e>;
	nvmem-cell-names = "mac-address";

	mediatek,portmap = "llllw";
};

&wmac {
	nvmem-cells = <&eeprom_factory_0>;
	nvmem-cell-names = "eeprom";
};

&pcie {
	status = "okay";
};

&pcie0 {
	wifi@0,0 {
		reg = <0x0000 0 0 0 0>;
		nvmem-cells = <&eeprom_factory_8000>;
		nvmem-cell-names = "eeprom";
		ieee80211-freq-limit = <5000000 6000000>;
	};
};