target/linux/ramips/dts/mt7620a_alfa-network_r36m-e4g.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /dts-v1/;
   3
   4 #include "mt7620a.dtsi"
   5
   6 #include <dt-bindings/gpio/gpio.h>
   7 #include <dt-bindings/input/input.h>
   8
   9 / {
  10         compatible = "alfa-network,r36m-e4g", "ralink,mt7620a-soc";
  11         model = "ALFA Network R36M-E4G";
  12
  13         aliases {
  14                 label-mac-device = &wmac;
  15                 led-boot = &led_system;
  16                 led-failsafe = &led_system;
  17                 led-running = &led_system;
  18                 led-upgrade = &led_system;
  19         };
  20
  21         chosen {
  22                 bootargs = "console=ttyS1,115200";
  23         };
  24
  25         gpio-export {
  26                 compatible = "gpio-export";
  27                 #size-cells = <0>;
  28
  29                 modem-enable {
  30                         gpio-export,name = "modem-enable";
  31                         gpio-export,output = <1>;
  32                         gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
  33                 };
  34
  35                 modem-rf-enable {
  36                         gpio-export,name = "modem-rf-enable";
  37                         gpio-export,output = <1>;
  38                         gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
  39                 };
  40
  41                 rtc-enable {
  42                         gpio-export,name = "rtc-enable";
  43                         gpio-export,output = <1>;
  44                         gpio-export,direction_may_change = <1>;
  45                         gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
  46                 };
  47
  48                 sim-select {
  49                         gpio-export,name = "sim-select";
  50                         gpio-export,output = <0>;
  51                         gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
  52                 };
  53
  54                 sim1-detect {
  55                         gpio-export,name = "sim1-detect";
  56                         gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
  57                 };
  58
  59                 sim2-detect {
  60                         gpio-export,name = "sim2-detect";
  61                         gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
  62                 };
  63         };
  64
  65         keys {
  66                 compatible = "gpio-keys";
  67
  68                 reset {
  69                         label = "reset";
  70                         gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
  71                         linux,code = <KEY_RESTART>;
  72                 };
  73
  74                 rfkill {
  75                         label = "rfkill";
  76                         gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
  77                         linux,code = <KEY_RFKILL>;
  78                 };
  79         };
  80
  81         leds {
  82                 compatible = "gpio-leds";
  83
  84                 4g {
  85                         label = "r36m-e4g:orange:4g";
  86                         gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
  87                 };
  88
  89                 lan {
  90                         label = "r36m-e4g:green:lan";
  91                         gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
  92                 };
  93
  94                 led_system: system {
  95                         label = "r36m-e4g:green:system";
  96                         gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
  97                         default-state = "keep";
  98                 };
  99
 100                 sim1 {
 101                         label = "r36m-e4g:green:sim1";
 102                         gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
 103                         default-state = "keep";
 104                 };
 105
 106                 sim2 {
 107                         label = "r36m-e4g:green:sim2";
 108                         gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
 109                         default-state = "keep";
 110                 };
 111
 112                 wan {
 113                         label = "r36m-e4g:green:wan";
 114                         gpios = <&gpio2 4 GPIO_ACTIVE_LOW>;
 115                 };
 116
 117                 wlan {
 118                         label = "r36m-e4g:orange:wlan";
 119                         gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
 120                         linux,default-trigger = "phy0radio";
 121                 };
 122         };
 123 };
 124
 125 &ehci {
 126         status = "okay";
 127 };
 128
 129 &ethernet {
 130         mtd-mac-address = <&factory 0x28>;
 131 };
 132
 133 &gpio1 {
 134         status = "okay";
 135 };
 136
 137 &gpio2 {
 138         status = "okay";
 139 };
 140
 141 &gpio3 {
 142         status = "okay";
 143 };
 144
 145 &gsw {
 146         mediatek,port4 = "ephy";
 147 };
 148
 149 &i2c {
 150         status = "okay";
 151 };
 152
 153 &ohci {
 154         status = "okay";
 155 };
 156
 157 &state_default {
 158         gpio {
 159                 groups = "ephy", "pcie", "rgmii1", "wled";
 160                 function = "gpio";
 161         };
 162 };
 163
 164 &spi0 {
 165         status = "okay";
 166
 167         flash@0 {
 168                 compatible = "jedec,spi-nor";
 169                 reg = <0>;
 170                 spi-max-frequency = <50000000>;
 171                 m25p,fast-read;
 172
 173                 partitions {
 174                         compatible = "fixed-partitions";
 175                         #address-cells = <1>;
 176                         #size-cells = <1>;
 177
 178                         partition@0 {
 179                                 label = "u-boot";
 180                                 reg = <0x0 0x30000>;
 181                                 read-only;
 182                         };
 183
 184                         partition@30000 {
 185                                 label = "u-boot-env";
 186                                 reg = <0x30000 0x1000>;
 187                         };
 188
 189                         partition@31000 {
 190                                 label = "config";
 191                                 reg = <0x31000 0xf000>;
 192                                 read-only;
 193                         };
 194
 195                         factory: partition@40000 {
 196                                 label = "factory";
 197                                 reg = <0x40000 0x10000>;
 198                                 read-only;
 199                         };
 200
 201                         partition@50000 {
 202                                 compatible = "denx,uimage";
 203                                 label = "firmware";
 204                                 reg = <0x50000 0xfb0000>;
 205                         };
 206                 };
 207         };
 208 };
 209
 210 &uart {
 211         status = "okay";
 212 };
 213
 214 &wmac {
 215         ralink,mtd-eeprom = <&factory 0>;
 216 };