target/linux/ath79/dts/ar9344_teltonika_rut955.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /dts-v1/;
   3
   4 #include <dt-bindings/gpio/gpio.h>
   5 #include <dt-bindings/input/input.h>
   6
   7 #include "ar9344.dtsi"
   8
   9 / {
  10         model = "Teltonika RUT955";
  11         compatible = "teltonika,rut955", "qca,ar9344";
  12
  13         aliases {
  14                 serial0 = &uart;
  15                 serial1 = &hs_uart;
  16                 led-boot = &led_system_green;
  17                 led-failsafe = &led_system_red;
  18                 led-running = &led_system_green;
  19                 led-upgrade = &led_system_red;
  20                 label-mac-device = &eth1;
  21         };
  22
  23         i2c {
  24                 compatible = "i2c-gpio";
  25                 scl-gpios = <&gpio 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  26                 sda-gpios = <&gpio 17 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  27                 #address-cells = <1>;
  28                 #size-cells = <0>;
  29
  30                 hwmon@4d {
  31                         compatible = "microchip,mcp3221";
  32                         reg = <0x4d>;
  33                 };
  34         };
  35
  36         leds {
  37                 compatible = "gpio-leds";
  38
  39                 signal1 {
  40                         label = "rut955:green:signal1";
  41                         gpios = <&gpio_ext 0 GPIO_ACTIVE_HIGH>;
  42                 };
  43
  44                 signal2 {
  45                         label = "rut955:green:signal2";
  46                         gpios = <&gpio_ext 1 GPIO_ACTIVE_HIGH>;
  47                 };
  48
  49                 signal3 {
  50                         label = "rut955:green:signal3";
  51                         gpios = <&gpio_ext 2 GPIO_ACTIVE_HIGH>;
  52                 };
  53
  54                 signal4 {
  55                         label = "rut955:green:signal4";
  56                         gpios = <&gpio_ext 3 GPIO_ACTIVE_HIGH>;
  57                 };
  58
  59                 signal5 {
  60                         label = "rut955:green:signal5";
  61                         gpios = <&gpio_ext 4 GPIO_ACTIVE_HIGH>;
  62                 };
  63
  64                 led_system_red: system_red {
  65                         label = "rut955:red:system";
  66                         gpios = <&gpio_ext 5 GPIO_ACTIVE_HIGH>;
  67                 };
  68
  69                 led_system_green: system_green {
  70                         label = "rut955:green:system";
  71                         gpios = <&gpio_ext 6 GPIO_ACTIVE_HIGH>;
  72                         default-state = "on";
  73                 };
  74         };
  75
  76         keys {
  77                 compatible = "gpio-keys";
  78
  79                 reset {
  80                         label = "reset";
  81                         linux,code = <KEY_RESTART>;
  82                         gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
  83                         debounce-interval = <60>;
  84                 };
  85         };
  86 };
  87
  88 &gpio {
  89         pinctrl-names = "default";
  90         pinctrl-0 = <&jtag_disable_pins>;
  91
  92         gpio-line-names = "RS485_D", "led_wan", "DIN3", "mmc_cs",
  93                 "ext_sck", "", "", "",
  94                 "", "", "", "",
  95                 "ext_mosi", "led_lan2", "led_lan1", "",
  96                 "i2c_scl", "i2c_sda", "", "DIN2",
  97                 "ext_cs", "DIN1", "led_lan3", "",
  98                 "", "", "", "",
  99                 "", "", "", "";
 100
 101         ext_sck {
 102                 gpio-hog;
 103                 gpios = <4 GPIO_ACTIVE_HIGH>;
 104                 output-high;
 105                 line-name = "rut955:ext:sck";
 106         };
 107
 108         ext_mosi {
 109                 gpio-hog;
 110                 gpios = <12 GPIO_ACTIVE_HIGH>;
 111                 output-high;
 112                 line-name = "rut955:ext:mosi";
 113         };
 114
 115         ext_cs {
 116                 gpio-hog;
 117                 gpios = <20 GPIO_ACTIVE_HIGH>;
 118                 output-low;
 119                 line-name = "rut955:ext:cs";
 120         };
 121
 122         mmc_cs {
 123                 gpio-hog;
 124                 gpios = <3 GPIO_ACTIVE_HIGH>;
 125                 output-high;
 126                 line-name = "rut955:mmc:cs";
 127         };
 128
 129         uart1_td {
 130                 gpio-hog;
 131                 gpios = <18 GPIO_ACTIVE_HIGH>;
 132                 output-high;
 133                 line-name = "rut955:uart1:td";
 134         };
 135
 136         uart1_rd {
 137                 gpio-hog;
 138                 gpios = <11 GPIO_ACTIVE_LOW>;
 139                 input;
 140                 line-name = "rut955:uart1:rd";
 141         };
 142
 143         led_wan {
 144                 gpio-hog;
 145                 gpios = <1 GPIO_ACTIVE_HIGH>;
 146                 output-high;
 147                 line-name = "rut955:led:wan";
 148         };
 149
 150         led_lan2 {
 151                 gpio-hog;
 152                 gpios = <13 GPIO_ACTIVE_HIGH>;
 153                 output-high;
 154                 line-name = "rut955:led:lan2";
 155         };
 156
 157         led_lan1 {
 158                 gpio-hog;
 159                 gpios = <14 GPIO_ACTIVE_HIGH>;
 160                 output-high;
 161                 line-name = "rut955:led:lan1";
 162         };
 163
 164         led_lan3 {
 165                 gpio-hog;
 166                 gpios = <22 GPIO_ACTIVE_HIGH>;
 167                 output-high;
 168                 line-name = "rut955:led:lan3";
 169         };
 170 };
 171
 172 &ref {
 173         clock-frequency = <40000000>;
 174 };
 175
 176 &uart {
 177         status = "okay";
 178 };
 179
 180 &hs_uart {
 181         status = "okay";
 182
 183         pinctrl-names = "default";
 184         pinctrl-0 = <&pmx_uart2>;
 185
 186         rts-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
 187         rs485-rts-active-low;
 188         linux,rs485-enabled-at-boot-time;
 189 };
 190
 191 &spi {
 192         status = "okay";
 193
 194         num-cs = <3>;
 195         pinctrl-names = "default";
 196         pinctrl-0 = <&pmx_spi>;
 197
 198         flash@0 {
 199                 compatible = "jedec,spi-nor";
 200                 reg = <0>;
 201                 spi-max-frequency = <25000000>;
 202
 203                 partitions {
 204                         compatible = "fixed-partitions";
 205                         #address-cells = <1>;
 206                         #size-cells = <1>;
 207
 208                         partition@0 {
 209                                 label = "u-boot";
 210                                 reg = <0x0 0x20000>;
 211                                 read-only;
 212                         };
 213
 214                         config: partition@20000 {
 215                                 label = "config";
 216                                 reg = <0x20000 0x10000>;
 217                                 read-only;
 218                         };
 219
 220                         art: partition@30000 {
 221                                 label = "art";
 222                                 reg = <0x30000 0x10000>;
 223                                 read-only;
 224                         };
 225
 226                         partition@40000 {
 227                                 label = "firmware";
 228                                 reg = <0x40000 0xf30000>;
 229                                 compatible = "tplink,firmware";
 230                         };
 231
 232                         partition@f70000 {
 233                                 label = "event-log";
 234                                 reg = <0xf70000 0x90000>;
 235                                 read-only;
 236                         };
 237                 };
 238         };
 239
 240         microsd@1 {
 241                 status = "disabled";
 242
 243                 compatible = "mmc-spi-slot";
 244                 spi-max-frequency = <25000000>;
 245                 reg = <1>;
 246                 voltage-ranges = <3200 3400>;
 247                 broken-cd;
 248         };
 249
 250         gpio_ext: gpio_ext@2 {
 251                 compatible = "fairchild,74hc595";
 252                 reg = <2>;
 253                 gpio-controller;
 254                 #gpio-cells = <2>;
 255                 registers-number = <2>;
 256                 spi-max-frequency = <10000000>;
 257                 gpio-line-names = "led_signal_bar1", "led_signal_bar2", "led_signal_bar3", "led_signal_bar4",
 258                         "led_signal_bar5", "led_status_red", "led_status_green", "sim_sel",
 259                         "DOUT1", "DOUT2", "modem_vbus", "modem_rst",
 260                         "DOUT3", "RS485_R", "SDCS", "HWRST";
 261         };
 262 };
 263
 264 &usb {
 265         #address-cells = <1>;
 266         #size-cells = <0>;
 267         status = "okay";
 268
 269         port@1 {
 270                 #address-cells = <1>;
 271                 #size-cells = <0>;
 272                 reg = <1>;
 273
 274                 port@1 {
 275                         compatible = "usb-a-connector";
 276                         reg = <1>;
 277                 };
 278
 279                 port@3 {
 280                         label = "RS-232 serial adapter";
 281                         reg = <3>;
 282                 };
 283
 284                 port@4 {
 285                         label = "internal wwan modem";
 286                         reg = <4>;
 287                 };
 288         };
 289 };
 290
 291 &usb_phy {
 292         status = "okay";
 293 };
 294
 295 &wmac {
 296         status = "okay";
 297
 298         mtd-cal-data = <&art 0x1000>;
 299         mtd-mac-address = <&config 0x0>;
 300         mtd-mac-address-increment = <2>;
 301 };
 302
 303 &eth0 {
 304         status = "okay";
 305
 306         phy-handle = <&swphy4>;
 307
 308         mtd-mac-address = <&config 0x0>;
 309         mtd-mac-address-increment = <1>;
 310 };
 311
 312 &eth1 {
 313         status = "okay";
 314
 315         mtd-mac-address = <&config 0x0>;
 316 };
 317
 318 &builtin_switch {
 319         pinctrl-names = "default";
 320         pinctrl-0 = <&pmx_leds_switch>;
 321 };
 322
 323 &pinmux {
 324         pmx_spi: spi {
 325                 // SPI_CS1 on GPIO 3, 2nd SCK on GPIO 4
 326                 // 2nd MOSI on GPIO 12, SPI_CS2 on GPIO 20
 327                 pinctrl-single,bits = <0x0 0x07000000 0xff000000>,
 328                                         <0x4 0x0a 0xff>,
 329                                         <0xc 0x0b 0xff>,
 330                                         <0x14 0x08 0xff>;
 331         };
 332
 333         pmx_leds_switch: leds_switch {
 334                 // switch port LEDs on GPIO 1, GPIO 13, GPIO 14 and GPIO 22
 335                 pinctrl-single,bits =  <0x0 0x00002d00 0x0000ff00>,
 336                                         <0xc 0x002c2b00 0x00ffff00>,
 337                                         <0x14 0x002a0000 0x00ff0000>;
 338         };
 339
 340         pmx_uart2: uart2 {
 341                 // UART1_DTR on GPIO 0, UART1_RD on GPIO 11, UART1_TD on GPIO 18
 342                 pinctrl-single,bits = <0x0 0x0 0xff>,
 343                                 <0x10 0x4f000000 0xff000000>,
 344                                 <0x3c 0x000b0000 0x00ff0000>;
 345         };
 346 };