target/linux/ramips/dts/mt7620a_edimax_br-6208ac-v2.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2023 Stefan Weil <sw@weilnetz.de>
   4  */
   5
   6 #include "mt7620a.dtsi"
   7
   8 #include <dt-bindings/gpio/gpio.h>
   9 #include <dt-bindings/input/input.h>
  10 #include <dt-bindings/leds/common.h>
  11 #include <dt-bindings/mtd/partitions/uimage.h>
  12
  13 / {
  14         compatible = "edimax,br-6208ac-v2", "ralink,mt7620a-soc";
  15         model = "Edimax BR-6208AC v2";
  16
  17         aliases {
  18                 led-boot = &led_power;
  19                 led-failsafe = &led_power;
  20                 led-running = &led_power;
  21                 led-upgrade = &led_firmware;
  22         };
  23
  24         keys {
  25                 compatible = "gpio-keys";
  26
  27                 // Vendor firmware: /proc/RESET_BUTTON
  28                 reset_wps {
  29                         label = "reset_wps";
  30                         gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
  31                         linux,code = <KEY_RESTART>;
  32                 };
  33         };
  34
  35         // Vendor firmware: /proc/driver/led
  36         leds {
  37                 compatible = "gpio-leds";
  38
  39                 led_power: power {
  40                         color = <LED_COLOR_ID_GREEN>;
  41                         function = LED_FUNCTION_POWER;
  42                         gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
  43                 };
  44
  45                 // RALINK_REG_PIO3924DATA 39-24
  46                 led_internet: internet {
  47                         color = <LED_COLOR_ID_GREEN>;
  48                         gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
  49                 };
  50
  51                 // RALINK_REG_PIO7140DATA 44-40
  52                 led_wlan_2_4ghz: wlan_2_4ghz {
  53                         color = <LED_COLOR_ID_GREEN>;
  54                         function = LED_FUNCTION_WLAN;
  55                         gpios = <&gpio2 4 GPIO_ACTIVE_LOW>;
  56                         linux,default-trigger = "phy1tpt";
  57                 };
  58
  59                 // RALINK_REG_PIO7140DATA 43-40
  60                 led_wlan_5ghz: wlan_5ghz {
  61                         color = <LED_COLOR_ID_GREEN>;
  62                         function = LED_FUNCTION_WLAN;
  63                         gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
  64                         linux,default-trigger = "phy0tpt";
  65                 };
  66
  67                 // RALINK_REG_PIO7140DATA 42-40
  68                 led_firmware: firmware {
  69                         color = <LED_COLOR_ID_GREEN>;
  70                         gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
  71                         // default-state = "keep";
  72                 };
  73
  74                 // RALINK_REG_PIO7140DATA 41-40
  75                 led_vpn: vpn {
  76                         color = <LED_COLOR_ID_GREEN>;
  77                         gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
  78                 };
  79         };
  80 };
  81
  82 &gdma {
  83         status = "okay";
  84 };
  85
  86 // Vendor firmware: RALINK_REG_PIO7140 - gpio0: gpio@600
  87 // Vendor firmware: RALINK_REG_PIO3924 - gpio1: gpio@638
  88 // Vendor firmware: RALINK_REG_PIO7140 - gpio2: gpio@660
  89 // Vendor firmware: RALINK_REG_PIO72   - gpio3: gpio@688
  90
  91 &gpio1 {
  92         status = "okay";
  93 };
  94
  95 &gpio2 {
  96         status = "okay";
  97 };
  98
  99 &spi0 {
 100         status = "okay";
 101
 102         flash@0 {
 103                 compatible = "jedec,spi-nor";
 104                 reg = <0>;
 105                 spi-max-frequency = <10000000>;
 106
 107                 partitions {
 108                         compatible = "fixed-partitions";
 109                         #address-cells = <1>;
 110                         #size-cells = <1>;
 111
 112                         // Vendor partitions:
 113                         // 0x000000000000-0x000000030000 : "Bootloader"
 114                         // 0x000000030000-0x000000040000 : "Config"
 115                         // 0x000000040000-0x000000050000 : "Factory"
 116                         // 0x000000050000-0x000000070000 : "Cimage"
 117                         // 0x000000070000-0x000000fe0000 : "Uimage"
 118                         // 0x000000070000-0x000000190000 : "Kernel"
 119                         // 0x000000190000-0x000000fe0000 : "RootFS"
 120                         // 0x000000fe0000-0x000001000000 : "FreeSpace"
 121
 122                         // Bootloader
 123                         partition@0 {
 124                                 label = "u-boot";
 125                                 reg = <0x0 0x30000>;
 126                                 read-only;
 127                         };
 128
 129                         // Config
 130                         partition@30000 {
 131                                 label = "u-boot-env";
 132                                 reg = <0x30000 0x10000>;
 133                                 read-only;
 134                         };
 135
 136                         // Factory
 137                         factory: partition@40000 {
 138                                 label = "factory";
 139                                 reg = <0x40000 0x10000>;
 140                                 read-only;
 141
 142                                 nvmem-layout {
 143                                         compatible = "fixed-layout";
 144                                         #address-cells = <1>;
 145                                         #size-cells = <1>;
 146
 147                                         eeprom_factory_0: eeprom@0 {
 148                                                 reg = <0x0 0x200>;
 149                                         };
 150
 151                                         eeprom_factory_8000: eeprom@8000 {
 152                                                 reg = <0x8000 0x200>;
 153                                         };
 154
 155                                         macaddr_factory_4: macaddr@4 {
 156                                                 reg = <0x4 0x6>;
 157                                         };
 158
 159                                         macaddr_factory_2e: macaddr@2e {
 160                                                 reg = <0x2e 0x6>;
 161                                         };
 162                                 };
 163                         };
 164
 165                         // Cimage
 166                         partition@50000 {
 167                                 label = "cimage";
 168                                 reg = <0x50000 0x20000>;
 169                                 read-only;
 170                         };
 171
 172                         partition@70000 {
 173                                 compatible = "openwrt,uimage", "denx,uimage";
 174                                 openwrt,offset = <FW_EDIMAX_OFFSET>;
 175                                 openwrt,partition-magic = <FW_MAGIC_EDIMAX>;
 176                                 label = "firmware";
 177                                 reg = <0x00070000 0x00f70000>;
 178                         };
 179
 180                         // FreeSpace
 181                         partition@fe0000 {
 182                                 label = "freespace";
 183                                 reg = <0xfe0000 0x20000>;
 184                                 read-only;
 185                         };
 186                 };
 187         };
 188 };
 189
 190 &state_default {
 191         gpio {
 192                 // TODO: "spi refclk"?
 193                 groups = "i2c", "uartf", "rgmii1", "rgmii2", "ephy", "wled", "nd_sd";
 194                 function = "gpio";
 195         };
 196 };
 197
 198 &ethernet {
 199         nvmem-cells = <&macaddr_factory_2e>;
 200         nvmem-cell-names = "mac-address";
 201
 202         mediatek,portmap = "llllw";
 203 };
 204
 205 &wmac {
 206         nvmem-cells = <&eeprom_factory_0>;
 207         nvmem-cell-names = "eeprom";
 208 };
 209
 210 &pcie {
 211         status = "okay";
 212 };
 213
 214 &pcie0 {
 215         wifi@0,0 {
 216                 reg = <0x0000 0 0 0 0>;
 217                 nvmem-cells = <&eeprom_factory_8000>;
 218                 nvmem-cell-names = "eeprom";
 219                 ieee80211-freq-limit = <5000000 6000000>;
 220         };
 221 };