target/linux/realtek/dts/rtl930x.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2
   3 #include "macros.dtsi"
   4
   5 /dts-v1/;
   6
   7 / {
   8         #address-cells = <1>;
   9         #size-cells = <1>;
  10
  11         compatible = "realtek,rtl838x-soc";
  12
  13         cpus {
  14                 #address-cells = <1>;
  15                 #size-cells = <0>;
  16                 frequency = <800000000>;
  17
  18                 cpu@0 {
  19                         compatible = "mips,mips34Kc";
  20                         reg = <0>;
  21                 };
  22         };
  23
  24         memory@0 {
  25                 device_type = "memory";
  26                 reg = <0x0 0x8000000>;
  27         };
  28
  29         aliases {
  30                 serial0 = &uart0;
  31                 serial1 = &uart1;
  32         };
  33
  34         chosen {
  35                 bootargs = "earlycon";
  36                 stdout-path = "serial0:115200n8";
  37         };
  38
  39         cpuintc: cpuintc {
  40                 compatible = "mti,cpu-interrupt-controller";
  41                 #address-cells = <0>;
  42                 #interrupt-cells = <1>;
  43                 interrupt-controller;
  44         };
  45
  46         lx_clk: lx_clk {
  47                 compatible = "fixed-clock";
  48                 #clock-cells = <0>;
  49                 clock-frequency  = <175000000>;
  50         };
  51
  52         soc: soc {
  53                 compatible = "simple-bus";
  54                 #address-cells = <1>;
  55                 #size-cells = <1>;
  56                 ranges = <0x0 0x18000000 0x20000>;
  57
  58                 ecc0: ecc@1a600 {
  59                         compatible = "realtek,rtl9301-ecc";
  60                         reg = <0x1a600 0x54>;
  61
  62                         status = "disabled";
  63                 };
  64
  65                 intc: interrupt-controller@3000 {
  66                         compatible = "realtek,rtl9300-intc", "realtek,rtl-intc";
  67                         reg = <0x3000 0x18>, <0x3018 0x18>;
  68                         interrupt-controller;
  69                         #interrupt-cells = <2>;
  70
  71                         interrupt-parent = <&cpuintc>;
  72                         interrupts = <2>, <3>, <4>, <5>, <6>, <7>;
  73                 };
  74
  75                 snand: spi@1a400 {
  76                         compatible = "realtek,rtl9301-snand";
  77                         reg = <0x1a400 0x44>;
  78                         interrupt-parent = <&intc>;
  79                         interrupts = <19 2>;
  80                         clocks = <&lx_clk>;
  81                         #address-cells = <1>;
  82                         #size-cells = <0>;
  83
  84                         status = "disabled";
  85                 };
  86
  87                 spi0: spi@1200 {
  88                         compatible = "realtek,rtl8380-spi";
  89                         reg = <0x1200 0x100>;
  90
  91                         #address-cells = <1>;
  92                         #size-cells = <0>;
  93                 };
  94
  95                 timer0: timer@3200 {
  96                         compatible = "realtek,rtl930x-timer", "realtek,otto-timer";
  97                         reg = <0x3200 0x10>, <0x3210 0x10>, <0x3220 0x10>,
  98                               <0x3230 0x10>, <0x3240 0x10>;
  99
 100                         interrupt-parent = <&intc>;
 101                         interrupts = <7 4>, <8 4>, <9 4>, <10 4>, <11 4>;
 102                         clocks = <&lx_clk>;
 103                 };
 104
 105                 uart0: uart@2000 {
 106                         compatible = "ns16550a";
 107                         reg = <0x2000 0x100>;
 108
 109                         clocks = <&lx_clk>;
 110
 111                         interrupt-parent = <&intc>;
 112                         interrupts = <30 1>;
 113
 114                         reg-io-width = <1>;
 115                         reg-shift = <2>;
 116                         fifo-size = <1>;
 117                         no-loopback-test;
 118                 };
 119
 120                 uart1: uart@2100 {
 121                         compatible = "ns16550a";
 122                         reg = <0x2100 0x100>;
 123
 124                         clocks = <&lx_clk>;
 125
 126                         interrupt-parent = <&intc>;
 127                         interrupts = <31 0>;
 128
 129                         reg-io-width = <1>;
 130                         reg-shift = <2>;
 131                         fifo-size = <1>;
 132                         no-loopback-test;
 133
 134                         status = "disabled";
 135                 };
 136
 137                 watchdog0: watchdog@3260 {
 138                         compatible = "realtek,rtl9300-wdt";
 139                         reg = <0x3260 0xc>;
 140
 141                         realtek,reset-mode = "soc";
 142
 143                         clocks = <&lx_clk>;
 144                         timeout-sec = <30>;
 145
 146                         interrupt-parent = <&intc>;
 147                         interrupt-names = "phase1", "phase2";
 148                         interrupts = <5 4>, <6 4>;
 149                 };
 150
 151                 gpio0: gpio-controller@3300 {
 152                         compatible = "realtek,rtl9300-gpio", "realtek,otto-gpio";
 153                         reg = <0x3300 0x1c>, <0x3338 0x8>;
 154
 155                         gpio-controller;
 156                         #gpio-cells = <2>;
 157                         ngpios = <24>;
 158
 159                         interrupt-controller;
 160                         #interrupt-cells = <2>;
 161                         interrupt-parent = <&intc>;
 162                         interrupts = <13 1>;
 163                 };
 164
 165         };
 166
 167         switchcore@1b000000 {
 168                 compatible = "syscon", "simple-mfd";
 169                 reg = <0x1b000000 0x10000>;
 170                 #address-cells = <1>;
 171                 #size-cells = <1>;
 172
 173                 i2c_mst1: i2c@36c {
 174                         compatible = "realtek,rtl9301-i2c";
 175                         reg = <0x36c 0x18>;
 176                         #address-cells = <1>;
 177                         #size-cells = <0>;
 178
 179                         status = "disabled";
 180                 };
 181
 182                 i2c_mst2: i2c@388 {
 183                         compatible = "realtek,rtl9301-i2c";
 184                         reg = <0x388 0x18>;
 185                         #address-cells = <1>;
 186                         #size-cells = <0>;
 187
 188                         status = "disabled";
 189                 };
 190
 191                 mdio_ctrl: mdio-controller {
 192                         compatible = "realtek,rtl9301-mdio", "realtek,otto-mdio";
 193                         #address-cells = <1>;
 194                         #size-cells = <0>;
 195
 196                         mdio_bus0: mdio-bus@0 {
 197                                 reg = <0>;
 198                                 #address-cells = <1>;
 199                                 #size-cells = <0>;
 200                         };
 201                 };
 202
 203                 mdio_aux: mdio-aux {
 204                         compatible = "realtek,rtl9300-aux-mdio";
 205                         #address-cells = <1>;
 206                         #size-cells = <0>;
 207                         pinctrl-0 = <&pinmux_gpio_mdio_en>;
 208                         pinctrl-names = "default";
 209
 210                         status = "disabled";
 211                 };
 212
 213                 mdio_serdes: mdio-serdes {
 214                         compatible = "realtek,rtl9301-serdes-mdio", "realtek,otto-serdes-mdio";
 215                 };
 216
 217                 pcs {
 218                         compatible = "realtek,rtl9301-pcs", "realtek,otto-pcs";
 219                         #address-cells = <1>;
 220                         #size-cells = <0>;
 221
 222                         serdes0: serdes@0 {
 223                                 reg = <0>;
 224                         };
 225                         serdes1: serdes@1 {
 226                                 reg = <1>;
 227                         };
 228                         serdes2: serdes@2 {
 229                                 reg = <2>;
 230                         };
 231                         serdes3: serdes@3 {
 232                                 reg = <3>;
 233                         };
 234                         serdes4: serdes@4 {
 235                                 reg = <4>;
 236                         };
 237                         serdes5: serdes@5 {
 238                                 reg = <5>;
 239                         };
 240                         serdes6: serdes@6 {
 241                                 reg = <6>;
 242                         };
 243                         serdes7: serdes@7 {
 244                                 reg = <7>;
 245                         };
 246                         serdes8: serdes@8 {
 247                                 reg = <8>;
 248                         };
 249                         serdes9: serdes@9 {
 250                                 reg = <9>;
 251                         };
 252                         serdes10: serdes@10 {
 253                                 reg = <10>;
 254                         };
 255                         serdes11: serdes@11 {
 256                                 reg = <11>;
 257                         };
 258                 };
 259
 260                 soc_thermal: thermal {
 261                         compatible = "realtek,rtl9300-thermal";
 262                         #thermal-sensor-cells = <0>;
 263                 };
 264         };
 265
 266         pinmux@1b000200 {
 267                 compatible = "pinctrl-single";
 268                 reg = <0x1b000200 0x4>;
 269
 270                 pinctrl-single,bit-per-mux;
 271                 pinctrl-single,register-width = <32>;
 272                 pinctrl-single,function-mask = <0x1>;
 273                 #pinctrl-cells = <2>;
 274
 275                 /* Enable GPIO 19 */
 276                 pinmux_disable_led_sync: disable-led-sync {
 277                         pinctrl-single,bits = <0x0 0x0 0x800>;
 278                 };
 279
 280                 pinmux_enable_led_sync: enable-led-sync {
 281                         pinctrl-single,bits = <0x0 0x800 0x800>;
 282                 };
 283
 284                 /* Enable GPIO 18 */
 285                 pinmux_disable_usb_led: disable-usb-led {
 286                         pinctrl-single,bits = <0x0 0x0 0x400>;
 287                 };
 288
 289                 pinmux_enable_usb_led: enable-usb-led {
 290                         pinctrl-single,bits = <0x0 0x400 0x400>;
 291                 };
 292
 293                 /* Disable SLV SPI CS - freeing any associated GPIOs */
 294                 pinmux_disable_slv_spi_cs: disable-slv-spi-cs {
 295                         pinctrl-single,bits = <0x0 0x0 0x3E0>;
 296                 };
 297
 298                 /* Disable SLV SPI SDO - freeing any associated GPIOs */
 299                 pinmux_disable_slv_spi_sdo: disable-slv-spi-sdo {
 300                         pinctrl-single,bits = <0x0 0x0 0x1F>;
 301                 };
 302         };
 303
 304         pinmux@1b00c600 {
 305                 compatible = "pinctrl-single";
 306                 reg = <0x1b00c600 0x4>;
 307
 308                 pinctrl-single,bit-per-mux;
 309                 pinctrl-single,register-width = <32>;
 310                 pinctrl-single,function-mask = <0x1>;
 311                 #pinctrl-cells = <2>;
 312
 313                 pinmux_gpio_mdio_en: gpio-mdio-en {
 314                         pinctrl-single,bits = <0x0 0x100 0x100>;
 315                 };
 316         };
 317
 318         pinmux_led: pinmux@1b00cc00 {
 319                 compatible = "pinctrl-single";
 320                 reg = <0x1b00cc00 0x4>;
 321
 322                 pinctrl-single,bit-per-mux;
 323                 pinctrl-single,register-width = <32>;
 324                 pinctrl-single,function-mask = <0x1>;
 325                 #pinctrl-cells = <2>;
 326
 327                 /* enable GPIO 0 */
 328                 pinmux_disable_sys_led: disable_sys_led {
 329                         pinctrl-single,bits = <0x0 0x0 0x1000>;
 330                 };
 331         };
 332
 333         ethernet0: ethernet@1b00a300 {
 334                 compatible = "realtek,rtl838x-eth";
 335                 reg = <0x1b00a300 0x100>;
 336
 337                 interrupt-parent = <&intc>;
 338                 interrupts = <24 3>;
 339
 340                 phy-mode = "internal";
 341
 342                 fixed-link {
 343                         speed = <1000>;
 344                         full-duplex;
 345                 };
 346         };
 347
 348         switch0: switch@1b000000 {
 349                 compatible = "realtek,rtl83xx-switch";
 350                 status = "okay";
 351
 352                 interrupt-parent = <&intc>;
 353                 interrupts = <23 2>;
 354         };
 355
 356         thermal_zones: thermal-zones {
 357                 cpu-thermal {
 358                         polling-delay-passive = <1000>;
 359                         polling-delay = <1000>;
 360                         coefficients = <1000 0>;
 361                         thermal-sensors = <&soc_thermal>;
 362                         trips {
 363                                 critical {
 364                                         temperature = <105000>;
 365                                         hysteresis = <2000>;
 366                                         type = "critical";
 367                                 };
 368                         };
 369                 };
 370         };
 371 };