arch/loongarch/boot/dts/loongson-2k0500.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2023 Loongson Technology Corporation Limited
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/interrupt-controller/irq.h>
   9 #include <dt-bindings/clock/loongson,ls2k-clk.h>
  10
  11 / {
  12         #address-cells = <2>;
  13         #size-cells = <2>;
  14
  15         cpus {
  16                 #address-cells = <1>;
  17                 #size-cells = <0>;
  18
  19                 cpu0: cpu@0 {
  20                         compatible = "loongson,la264";
  21                         device_type = "cpu";
  22                         reg = <0x0>;
  23                         clocks = <&clk LOONGSON2_NODE_CLK>;
  24                 };
  25         };
  26
  27         ref_100m: clock-ref-100m {
  28                 compatible = "fixed-clock";
  29                 #clock-cells = <0>;
  30                 clock-frequency = <100000000>;
  31                 clock-output-names = "ref_100m";
  32         };
  33
  34         cpuintc: interrupt-controller {
  35                 compatible = "loongson,cpu-interrupt-controller";
  36                 #interrupt-cells = <1>;
  37                 interrupt-controller;
  38         };
  39
  40         thermal-zones {
  41                 cpu-thermal {
  42                         polling-delay-passive = <1000>;
  43                         polling-delay = <5000>;
  44                         thermal-sensors = <&tsensor 0>;
  45
  46                         trips {
  47                                 cpu-alert {
  48                                         temperature = <33000>;
  49                                         hysteresis = <2000>;
  50                                         type = "active";
  51                                 };
  52
  53                                 cpu-crit {
  54                                         temperature = <85000>;
  55                                         hysteresis = <5000>;
  56                                         type = "critical";
  57                                 };
  58                         };
  59                 };
  60         };
  61
  62         bus@10000000 {
  63                 compatible = "simple-bus";
  64                 ranges = <0x0 0x10000000 0x0 0x10000000 0x0 0x10000000>,
  65                          <0x0 0x02000000 0x0 0x02000000 0x0 0x02000000>,
  66                          <0x0 0x20000000 0x0 0x20000000 0x0 0x10000000>,
  67                          <0x0 0x40000000 0x0 0x40000000 0x0 0x40000000>,
  68                          <0xfe 0x0 0xfe 0x0 0x0 0x40000000>;
  69                 #address-cells = <2>;
  70                 #size-cells = <2>;
  71
  72                 isa@16400000 {
  73                         compatible = "isa";
  74                         #size-cells = <1>;
  75                         #address-cells = <2>;
  76                         ranges = <1 0x0 0x0 0x16400000 0x4000>;
  77                 };
  78
  79                 clk: clock-controller@1fe10400 {
  80                         compatible = "loongson,ls2k0500-clk";
  81                         reg = <0x0 0x1fe10400 0x0 0x2c>;
  82                         #clock-cells = <1>;
  83                         clocks = <&ref_100m>;
  84                         clock-names = "ref_100m";
  85                 };
  86
  87                 dma-controller@1fe10c00 {
  88                         compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
  89                         reg = <0 0x1fe10c00 0 0x8>;
  90                         interrupt-parent = <&eiointc>;
  91                         interrupts = <67>;
  92                         clocks = <&clk LOONGSON2_APB_CLK>;
  93                         #dma-cells = <1>;
  94                         status = "disabled";
  95                 };
  96
  97                 dma-controller@1fe10c10 {
  98                         compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
  99                         reg = <0 0x1fe10c10 0 0x8>;
 100                         interrupt-parent = <&eiointc>;
 101                         interrupts = <68>;
 102                         clocks = <&clk LOONGSON2_APB_CLK>;
 103                         #dma-cells = <1>;
 104                         status = "disabled";
 105                 };
 106
 107                 dma-controller@1fe10c20 {
 108                         compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
 109                         reg = <0 0x1fe10c20 0 0x8>;
 110                         interrupt-parent = <&eiointc>;
 111                         interrupts = <69>;
 112                         clocks = <&clk LOONGSON2_APB_CLK>;
 113                         #dma-cells = <1>;
 114                         status = "disabled";
 115                 };
 116
 117                 dma-controller@1fe10c30 {
 118                         compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
 119                         reg = <0 0x1fe10c30 0 0x8>;
 120                         interrupt-parent = <&eiointc>;
 121                         interrupts = <70>;
 122                         clocks = <&clk LOONGSON2_APB_CLK>;
 123                         #dma-cells = <1>;
 124                         status = "disabled";
 125                 };
 126
 127                 liointc0: interrupt-controller@1fe11400 {
 128                         compatible = "loongson,liointc-2.0";
 129                         reg = <0x0 0x1fe11400 0x0 0x40>,
 130                               <0x0 0x1fe11040 0x0 0x8>;
 131                         reg-names = "main", "isr0";
 132
 133                         interrupt-controller;
 134                         #interrupt-cells = <2>;
 135                         interrupt-parent = <&cpuintc>;
 136                         interrupts = <2>;
 137                         interrupt-names = "int0";
 138
 139                         loongson,parent_int_map = <0xffffffff>, /* int0 */
 140                                                   <0x00000000>, /* int1 */
 141                                                   <0x00000000>, /* int2 */
 142                                                   <0x00000000>; /* int3 */
 143                 };
 144
 145                 liointc1: interrupt-controller@1fe11440 {
 146                         compatible = "loongson,liointc-2.0";
 147                         reg = <0x0 0x1fe11440 0x0 0x40>,
 148                               <0x0 0x1fe11048 0x0 0x8>;
 149                         reg-names = "main", "isr0";
 150
 151                         interrupt-controller;
 152                         #interrupt-cells = <2>;
 153                         interrupt-parent = <&cpuintc>;
 154                         interrupts = <4>;
 155                         interrupt-names = "int2";
 156
 157                         loongson,parent_int_map = <0x00000000>, /* int0 */
 158                                                   <0x00000000>, /* int1 */
 159                                                   <0xffffffff>, /* int2 */
 160                                                   <0x00000000>; /* int3 */
 161                 };
 162
 163                 eiointc: interrupt-controller@1fe11600 {
 164                         compatible = "loongson,ls2k0500-eiointc";
 165                         reg = <0x0 0x1fe11600 0x0 0xea00>;
 166                         interrupt-controller;
 167                         #interrupt-cells = <1>;
 168                         interrupt-parent = <&cpuintc>;
 169                         interrupts = <3>;
 170                 };
 171
 172                 gmac0: ethernet@1f020000 {
 173                         compatible = "snps,dwmac-3.70a";
 174                         reg = <0x0 0x1f020000 0x0 0x10000>;
 175                         interrupt-parent = <&liointc0>;
 176                         interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
 177                         interrupt-names = "macirq";
 178                         status = "disabled";
 179                 };
 180
 181                 gmac1: ethernet@1f030000 {
 182                         compatible = "snps,dwmac-3.70a";
 183                         reg = <0x0 0x1f030000 0x0 0x10000>;
 184                         interrupt-parent = <&liointc0>;
 185                         interrupts = <14 IRQ_TYPE_LEVEL_HIGH>;
 186                         interrupt-names = "macirq";
 187                         status = "disabled";
 188                 };
 189
 190                 sata: sata@1f040000 {
 191                         compatible = "snps,spear-ahci";
 192                         reg = <0x0 0x1f040000 0x0 0x10000>;
 193                         interrupt-parent = <&eiointc>;
 194                         interrupts = <75>;
 195                         status = "disabled";
 196                 };
 197
 198                 ehci0: usb@1f050000 {
 199                         compatible = "generic-ehci";
 200                         reg = <0x0 0x1f050000 0x0 0x8000>;
 201                         interrupt-parent = <&eiointc>;
 202                         interrupts = <71>;
 203                         status = "disabled";
 204                 };
 205
 206                 ohci0: usb@1f058000 {
 207                         compatible = "generic-ohci";
 208                         reg = <0x0 0x1f058000 0x0 0x8000>;
 209                         interrupt-parent = <&eiointc>;
 210                         interrupts = <72>;
 211                         status = "disabled";
 212                 };
 213
 214                 tsensor: thermal-sensor@1fe11500 {
 215                         compatible = "loongson,ls2k0500-thermal", "loongson,ls2k1000-thermal";
 216                         reg = <0x0 0x1fe11500 0x0 0x30>;
 217                         interrupt-parent = <&liointc0>;
 218                         interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
 219                         #thermal-sensor-cells = <1>;
 220                 };
 221
 222                 uart0: serial@1ff40800 {
 223                         compatible = "ns16550a";
 224                         reg = <0x0 0x1ff40800 0x0 0x10>;
 225                         clock-frequency = <100000000>;
 226                         interrupt-parent = <&eiointc>;
 227                         interrupts = <2>;
 228                         no-loopback-test;
 229                         status = "disabled";
 230                 };
 231
 232                 i2c0: i2c@1ff48000 {
 233                         compatible = "loongson,ls2k-i2c";
 234                         reg = <0x0 0x1ff48000 0x0 0x0800>;
 235                         interrupt-parent = <&eiointc>;
 236                         interrupts = <14>;
 237                         status = "disabled";
 238                 };
 239
 240                 i2c@1ff48800 {
 241                         compatible = "loongson,ls2k-i2c";
 242                         reg = <0x0 0x1ff48800 0x0 0x0800>;
 243                         interrupt-parent = <&eiointc>;
 244                         interrupts = <15>;
 245                         status = "disabled";
 246                 };
 247
 248                 i2c@1ff49000 {
 249                         compatible = "loongson,ls2k-i2c";
 250                         reg = <0x0 0x1ff49000 0x0 0x0800>;
 251                         interrupt-parent = <&eiointc>;
 252                         interrupts = <16>;
 253                         status = "disabled";
 254                 };
 255
 256                 i2c@1ff49800 {
 257                         compatible = "loongson,ls2k-i2c";
 258                         reg = <0x0 0x1ff49800 0x0 0x0800>;
 259                         interrupt-parent = <&eiointc>;
 260                         interrupts = <17>;
 261                         status = "disabled";
 262                 };
 263
 264                 i2c@1ff4a000 {
 265                         compatible = "loongson,ls2k-i2c";
 266                         reg = <0x0 0x1ff4a000 0x0 0x0800>;
 267                         interrupt-parent = <&eiointc>;
 268                         interrupts = <18>;
 269                         status = "disabled";
 270                 };
 271
 272                 i2c@1ff4a800 {
 273                         compatible = "loongson,ls2k-i2c";
 274                         reg = <0x0 0x1ff4a800 0x0 0x0800>;
 275                         interrupt-parent = <&eiointc>;
 276                         interrupts = <19>;
 277                         status = "disabled";
 278                 };
 279
 280                 pmc: power-management@1ff6c000 {
 281                         compatible = "loongson,ls2k0500-pmc", "syscon";
 282                         reg = <0x0 0x1ff6c000 0x0 0x58>;
 283                         interrupt-parent = <&eiointc>;
 284                         interrupts = <56>;
 285                         loongson,suspend-address = <0x0 0x1c000500>;
 286
 287                         syscon-reboot {
 288                                 compatible = "syscon-reboot";
 289                                 offset = <0x30>;
 290                                 mask = <0x1>;
 291                         };
 292
 293                         syscon-poweroff {
 294                                 compatible = "syscon-poweroff";
 295                                 regmap = <&pmc>;
 296                                 offset = <0x14>;
 297                                 mask = <0x3c00>;
 298                                 value = <0x3c00>;
 299                         };
 300                 };
 301
 302                 rtc0: rtc@1ff6c100 {
 303                         compatible = "loongson,ls2k0500-rtc", "loongson,ls7a-rtc";
 304                         reg = <0x0 0x1ff6c100 0x0 0x100>;
 305                         interrupt-parent = <&eiointc>;
 306                         interrupts = <35>;
 307                         status = "disabled";
 308                 };
 309
 310                 pcie@1a000000 {
 311                         compatible = "loongson,ls2k-pci";
 312                         reg = <0x0 0x1a000000 0x0 0x02000000>,
 313                               <0xfe 0x0 0x0 0x20000000>;
 314                         #address-cells = <3>;
 315                         #size-cells = <2>;
 316                         device_type = "pci";
 317                         bus-range = <0x0 0x5>;
 318                         ranges = <0x01000000 0x0 0x00004000 0x0 0x16404000 0x0 0x00004000>,
 319                                  <0x02000000 0x0 0x40000000 0x0 0x40000000 0x0 0x40000000>;
 320
 321                         pcie@0,0 {
 322                                 reg = <0x0000 0x0 0x0 0x0 0x0>;
 323                                 #address-cells = <3>;
 324                                 #size-cells = <2>;
 325                                 device_type = "pci";
 326                                 interrupt-parent = <&eiointc>;
 327                                 #interrupt-cells = <1>;
 328                                 interrupt-map-mask = <0x0 0x0 0x0 0x0>;
 329                                 interrupt-map = <0x0 0x0 0x0 0x0 &eiointc 81>;
 330                                 ranges;
 331                         };
 332
 333                         pcie@1,0 {
 334                                 reg = <0x0800 0x0 0x0 0x0 0x0>;
 335                                 #address-cells = <3>;
 336                                 #size-cells = <2>;
 337                                 device_type = "pci";
 338                                 interrupt-parent = <&eiointc>;
 339                                 #interrupt-cells = <1>;
 340                                 interrupt-map-mask = <0x0 0x0 0x0 0x0>;
 341                                 interrupt-map = <0x0 0x0 0x0 0x0 &eiointc 82>;
 342                                 ranges;
 343                         };
 344                 };
 345         };
 346 };