target/linux/ramips/dts/QUAD-E4G.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /dts-v1/;
   3
   4 #include "mt7621.dtsi"
   5
   6 #include <dt-bindings/gpio/gpio.h>
   7 #include <dt-bindings/input/input.h>
   8
   9 / {
  10         compatible = "alfa-network,quad-e4g", "mediatek,mt7621-soc";
  11         model = "ALFA Network Quad-E4G";
  12
  13         aliases {
  14                 led-boot = &led_system;
  15                 led-failsafe = &led_system;
  16                 led-running = &led_system;
  17                 led-upgrade = &led_system;
  18         };
  19
  20         chosen {
  21                 bootargs = "console=ttyS0,115200";
  22         };
  23
  24         gpio-export {
  25                 compatible = "gpio-export";
  26                 #size-cells = <0>;
  27
  28                 m2-enable {
  29                         gpio-export,name = "m2-enable";
  30                         gpio-export,output = <1>;
  31                         gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
  32                 };
  33
  34                 minipcie0-enable {
  35                         gpio-export,name = "minipcie0-enable";
  36                         gpio-export,output = <1>;
  37                         gpios = <&gpio0 29 GPIO_ACTIVE_HIGH>;
  38                 };
  39
  40                 minipcie0-reset {
  41                         gpio-export,name = "minipcie0-reset";
  42                         gpio-export,output = <0>;
  43                         gpios = <&gpio0 23 GPIO_ACTIVE_HIGH>;
  44                 };
  45
  46                 minipcie1-enable {
  47                         gpio-export,name = "minipcie1-enable";
  48                         gpio-export,output = <1>;
  49                         gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>;
  50                 };
  51
  52                 minipcie1-reset {
  53                         gpio-export,name = "minipcie1-reset";
  54                         gpio-export,output = <0>;
  55                         gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
  56                 };
  57
  58                 minipcie2-enable {
  59                         gpio-export,name = "minipcie2-enable";
  60                         gpio-export,output = <1>;
  61                         gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;
  62                 };
  63
  64                 minipcie2-reset {
  65                         gpio-export,name = "minipcie2-reset";
  66                         gpio-export,output = <0>;
  67                         gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>;
  68                 };
  69
  70                 pcie-perst-disable {
  71                         gpio-export,name = "pcie-perst-enable";
  72                         gpio-export,output = <0>;
  73                         gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
  74                 };
  75
  76                 sim-select {
  77                         gpio-export,name = "sim-select";
  78                         gpio-export,output = <1>;
  79                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  80                 };
  81
  82                 watchdog-enable {
  83                         gpio-export,name = "watchdog-enable";
  84                         gpio-export,output = <1>;
  85                         gpios = <&gpio0 17 GPIO_ACTIVE_HIGH>;
  86                 };
  87         };
  88
  89         keys {
  90                 compatible = "gpio-keys";
  91
  92                 reset {
  93                         label = "reset";
  94                         gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
  95                         linux,code = <KEY_RESTART>;
  96                 };
  97
  98                 user1 {
  99                         label = "user1";
 100                         gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
 101                         linux,code = <BTN_0>;
 102                 };
 103
 104                 user2 {
 105                         label = "user2";
 106                         gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
 107                         linux,code = <BTN_1>;
 108                 };
 109         };
 110
 111         leds {
 112                 compatible = "gpio-leds";
 113
 114                 led_system: system {
 115                         label = "quad-e4g:red:system";
 116                         gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
 117                         default-state = "keep";
 118                 };
 119
 120                 m2 {
 121                         label = "quad-e4g:orange:m2";
 122                         gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
 123                 };
 124
 125                 minipcie0 {
 126                         label = "quad-e4g:orange:minipcie0";
 127                         gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
 128                 };
 129
 130                 minipcie1 {
 131                         label = "quad-e4g:orange:minipcie1";
 132                         gpios = <&gpio0 27 GPIO_ACTIVE_LOW>;
 133                 };
 134
 135                 minipcie2 {
 136                         label = "quad-e4g:orange:minipcie2";
 137                         gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
 138                 };
 139         };
 140
 141         memory@0 {
 142                 device_type = "memory";
 143                 reg = <0x0 0x10000000>;
 144         };
 145
 146         watchdog {
 147                 compatible = "linux,wdt-gpio";
 148                 gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
 149                 hw_algo = "toggle";
 150                 hw_margin_ms = <25000>;
 151                 always-running;
 152         };
 153 };
 154
 155 &ethernet {
 156         mtd-mac-address = <&factory 0xe000>;
 157 };
 158
 159 &i2c {
 160         status = "okay";
 161
 162         rtc@68 {
 163                 compatible = "ti,bq32000";
 164                 reg = <0x68>;
 165         };
 166 };
 167
 168 &pcie {
 169         status = "okay";
 170 };
 171
 172 &pinctrl {
 173         state_default: pinctrl0 {
 174                 gpio {
 175                         ralink,group = "jtag", "rgmii2", "wdt";
 176                         ralink,function = "gpio";
 177                 };
 178         };
 179 };
 180
 181 &sdhci {
 182         status = "okay";
 183 };
 184
 185 &spi0 {
 186         status = "okay";
 187
 188         flash@0 {
 189                 compatible = "jedec,spi-nor";
 190                 reg = <0>;
 191                 spi-max-frequency = <50000000>;
 192                 m25p,fast-read;
 193
 194                 partitions {
 195                         compatible = "fixed-partitions";
 196                         #address-cells = <1>;
 197                         #size-cells = <1>;
 198
 199                         partition@0 {
 200                                 label = "u-boot";
 201                                 reg = <0x0 0x30000>;
 202                         };
 203
 204                         partition@30000 {
 205                                 label = "u-boot-env";
 206                                 reg = <0x30000 0x1000>;
 207                         };
 208
 209                         partition@31000 {
 210                                 label = "config";
 211                                 reg = <0x31000 0xf000>;
 212                                 read-only;
 213                         };
 214
 215                         factory: partition@40000 {
 216                                 label = "factory";
 217                                 reg = <0x40000 0x10000>;
 218                                 read-only;
 219                         };
 220
 221                         partition@50000 {
 222                                 compatible = "denx,uimage";
 223                                 label = "firmware";
 224                                 reg = <0x50000 0xfb0000>;
 225                         };
 226                 };
 227         };
 228 };
 229
 230 &uartlite2 {
 231         status = "okay";
 232 };
 233
 234 &uartlite3 {
 235         status = "okay";
 236 };