sound/soc/generic/audio-graph-card2-custom-sample.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * audio-graph-card2-custom-sample.dtsi
   4  *
   5  * Copyright (C) 2020 Renesas Electronics Corp.
   6  * Copyright (C) 2020 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
   7  *
   8  * This sample indicates how to use audio-graph-card2 and its
   9  * custom driver. "audio-graph-card2-custom-sample" is the custome driver
  10  * which is using audio-graph-card2.
  11  *
  12  * You can easily use this sample by adding below line on your DT file,
  13  * and add new CONFIG to your .config.
  14  *
  15  *      #include "../../../../../sound/soc/generic/audio-graph-card2-custom-sample.dtsi"
  16  *
  17  *      CONFIG_SND_AUDIO_GRAPH_CARD2
  18  *      CONFIG_SND_AUDIO_GRAPH_CARD2_CUSTOM_SAMPLE
  19  *      CONFIG_SND_TEST_COMPONENT
  20  *
  21  *
  22  * You can indicate more detail each device behavior as debug if you modify
  23  * "compatible" on each test-component. see below
  24  *
  25  *      test_cpu {
  26  *      -       compatible = "test-cpu";
  27  *      +       compatible = "test-cpu-verbose";
  28  *              ...
  29  *      };
  30  *
  31  *      test_codec {
  32  *      -       compatible = "test-codec";
  33  *      +       compatible = "test-codec-verbose";
  34  *              ...
  35  *      };
  36  *
  37  *
  38  * Below sample doesn't use "format" property,
  39  * because test-component driver (test-cpu/test-codec) is supporting
  40  * snd_soc_dai_ops :: .auto_selectable_formats.
  41  * see
  42  *      snd_soc_runtime_get_dai_fmt()
  43  *      linux/sound/soc/generic/test-component.c :: test_dai_formats
  44  */
  45 / {
  46         /*
  47          * @ : used at links
  48          *
  49          * [Normal]
  50          *      cpu0 <-@-----------------> codec0
  51          *
  52          * [Semi-Multi]
  53          *
  54          * CPU:Codec = 1:N
  55          *
  56          *                      +-+
  57          *      cpu7 <-@------->| |-> codec12
  58          *                      | |-> codec13
  59          *                      +-+
  60          *
  61          * [Multi-CPU/Codec-0]
  62          *              +-+             +-+
  63          *      cpu1 <--| |<-@--------->| |-> codec1
  64          *      cpu2 <--| |             | |-> codec2
  65          *              +-+             +-+
  66          *
  67          * [Multi-CPU/Codec-1]
  68          *
  69          *              +-+             +-+
  70          *              | |<-@--------->| |
  71          *              | |             | |
  72          *      cpu8 <--| |<----------->| |-> codec14
  73          *      cpu9 <--| |<---+------->| |-> codec15
  74          *              +-+     \------>| |-> codec16
  75          *                              +-+
  76          *
  77          * [Multi-CPU/Codec-2]
  78          *
  79          *              +-+             +-+
  80          *              | |<-@--------->| |
  81          *              | |             | |
  82          *      cpu10 <-| |<----------->| |-> codec17
  83          *      cpu11 <-| |<-----+----->| |-> codec18
  84          *      cpu12 <-| |<----/       +-+
  85          *              +-+
  86          *
  87          * [DPCM]
  88          *
  89          *      CPU3/CPU4 are converting rate to 44100
  90          *
  91          *      FE              BE
  92          *                ****
  93          *      cpu3 <-@--*  *--@-> codec3
  94          *      cpu4 <-@--*  *  (44.1kHz)
  95          *                ****
  96          *
  97          * [DPCM-Multi]
  98          *
  99          * --NOTE--
 100          * Multi-FE is not supported by ASoC.
 101          *
 102          *      FE              BE
 103          *                ****      +-+
 104          *      cpu5 <-@--*  *--@-> | | -> codec4
 105          *      cpu6 <-@--*  *      | | -> codec5
 106          *                ****      +-+
 107          *
 108          * [Codec2Codec]
 109          *                         +-@-> codec6
 110          *                         |
 111          *                         +---> codec7
 112          *
 113          * [Codec2Codec-Multi]
 114          *
 115          * --NOTE--
 116          * Multi connect N:M is not supported by ASoC.
 117          *
 118          *                              +-+
 119          *                         +-@->| |-> codec8
 120          *                         |    | |-> codec9
 121          *                         |    +-+
 122          *                         |    +-+
 123          *                         +--->| |-> codec10
 124          *                              | |-> codec11
 125          *                              +-+
 126          */
 127         audio-graph-card2-custom-sample {
 128                 /*
 129                  * You can use audio-graph-card2 directly by using
 130                  *
 131                  * compatible = "audio-graph-card2";
 132                  */
 133                 compatible = "audio-graph-card2-custom-sample";
 134
 135                         /* for [DPCM]              */
 136                         /* BE                   FE */
 137                 routing = "TC DAI3 Playback",   "DAI3 Playback",
 138                           "TC DAI3 Playback",   "DAI4 Playback",
 139                           "DAI3 Capture",       "TC DAI3 Capture",
 140                           "DAI4 Capture",       "TC DAI3 Capture",
 141                         /* for [DPCM-Multi]        */
 142                         /* BE                   FE */
 143                           "TC DAI4 Playback",   "DAI5 Playback",
 144                           "TC DAI5 Playback",   "DAI5 Playback",
 145                           "TC DAI4 Playback",   "DAI6 Playback",
 146                           "TC DAI5 Playback",   "DAI6 Playback",
 147                           "DAI5 Capture",       "TC DAI4 Capture",
 148                           "DAI5 Capture",       "TC DAI5 Capture",
 149                           "DAI6 Capture",       "TC DAI4 Capture",
 150                           "DAI6 Capture",       "TC DAI5 Capture",
 151                         /* for [Codec2Codec] */
 152                           "TC OUT",             "TC DAI7 Playback",
 153                           "TC DAI6 Capture",    "TC IN",
 154                         /* for [Codec2Codec-Multi] */
 155                           "TC OUT",             "TC DAI10 Playback",
 156                           "TC DAI8 Capture",    "TC IN",
 157                           "TC OUT",             "TC DAI11 Playback",
 158                           "TC DAI9 Capture",    "TC IN";
 159
 160                 links = <
 161                         /*
 162                          * [Normal]: cpu side only
 163                          * cpu0/codec0
 164                          */
 165                          &cpu0
 166
 167                         /*
 168                          * [Semi-Multi]
 169                          * cpu7/codec12/codec13
 170                          */
 171                         &sm0
 172
 173                         /*
 174                          * [Multi-CPU/Codec-0]: cpu side only
 175                          * cpu1/cpu2/codec1/codec2
 176                          */
 177                          &mcpu0
 178
 179                         /*
 180                          * [Multi-CPU/Codec-1]: cpu side only
 181                          * cpu8/cpu9/codec14/codec15/codec16
 182                          *
 183                          * Because it will reach to the maximum of sound minor number,
 184                          * disable it so far.
 185                          * If you want to try it, please disable some other one instead.
 186                          */
 187                         //&mcpu1
 188
 189                         /*
 190                          * [Multi-CPU/Codec-2]: cpu side only
 191                          * cpu10/cpu11/cpu12/codec17/codec18
 192                          *
 193                          * Because it will reach to the maximum of sound minor number,
 194                          * disable it so far.
 195                          * If you want to try it, please disable some other one instead.
 196                          */
 197                         //&mcpu2
 198
 199                         /*
 200                          * [DPCM]: both FE / BE
 201                          * cpu3/cpu4/codec3
 202                          */
 203                          &fe00 &fe01 &be0
 204
 205                         /*
 206                          * [DPCM-Multi]: both FE / BE
 207                          * cpu5/cpu6/codec4/codec5
 208                          */
 209                          &fe10 &fe11 &be1
 210
 211                         /*
 212                          * [Codec2Codec]: cpu side only
 213                          * codec6/codec7
 214                          */
 215                          &c2c
 216
 217                         /*
 218                          * [Codec2Codec-Multi]: cpu side only
 219                          * codec8/codec9/codec10/codec11
 220                          */
 221                          &c2c_m
 222                 >;
 223
 224                 multi {
 225                         #address-cells = <1>;
 226                         #size-cells = <0>;
 227
 228                         /*
 229                          * [Multi-CPU-0]
 230                          *
 231                          *              +---+           +---+
 232                          *      cpu1 <--|A X|<-@------->|x a|-> codec1
 233                          *      cpu2 <--|B  |           |  b|-> codec2
 234                          *              +---+           +---+
 235                          */
 236                         ports@0 {
 237                                 reg = <0>;
 238                                 #address-cells = <1>;
 239                                 #size-cells = <0>;
 240                         mcpu0:  port@0 { reg = <0>; mcpu00_ep: endpoint { remote-endpoint = <&mcodec00_ep>; };};/* (X) to pair */
 241                                 port@1 { reg = <1>; mcpu01_ep: endpoint { remote-endpoint = <&cpu1_ep>;     };};/* (A) Multi Element */
 242                                 port@2 { reg = <2>; mcpu02_ep: endpoint { remote-endpoint = <&cpu2_ep>;     };};/* (B) Multi Element */
 243                         };
 244
 245                         /*
 246                          * [Multi-Codec-0]
 247                          *
 248                          *              +---+           +---+
 249                          *      cpu1 <--|A X|<-@------->|x a|-> codec1
 250                          *      cpu2 <--|B  |           |  b|-> codec2
 251                          *              +---+           +---+
 252                          */
 253                         ports@1 {
 254                                 reg = <1>;
 255                                 #address-cells = <1>;
 256                                 #size-cells = <0>;
 257                                 port@0 { reg = <0>; mcodec00_ep: endpoint { remote-endpoint = <&mcpu00_ep>; };};/* (x) to pair */
 258                                 port@1 { reg = <1>; mcodec01_ep: endpoint { remote-endpoint = <&codec1_ep>; };};/* (a) Multi Element */
 259                                 port@2 { reg = <2>; mcodec02_ep: endpoint { remote-endpoint = <&codec2_ep>; };};/* (b) Multi Element */
 260                         };
 261
 262                         /*
 263                          * [DPCM-Multi]::BE
 264                          *
 265                          *      FE                      BE
 266                          *                ****          +---+
 267                          *      cpu5 <-@--*  *-----@--->|x a|-> codec4
 268                          *      cpu6 <-@--*  *          |  b|-> codec5
 269                          *                ****          +---+
 270                          */
 271                         ports@2 {
 272                                 reg = <2>;
 273                                 #address-cells = <1>;
 274                                 #size-cells = <0>;
 275                                 port@0 { reg = <0>; mbe_ep:  endpoint { remote-endpoint = <&be10_ep>;   };};/* (x) to pair */
 276                                 port@1 { reg = <1>; mbe1_ep: endpoint { remote-endpoint = <&codec4_ep>; };};/* (a) Multi Element */
 277                                 port@2 { reg = <2>; mbe2_ep: endpoint { remote-endpoint = <&codec5_ep>; };};/* (b) Multi Element */
 278                         };
 279
 280                         /*
 281                          * [Codec2Codec-Multi]::CPU
 282                          *
 283                          *              +---+
 284                          *         +-@->|X A|-> codec8
 285                          *         |    |  B|-> codec9
 286                          *         |    +---+
 287                          *         |    +---+
 288                          *         +--->|x a|-> codec10
 289                          *              |  b|-> codec11
 290                          *              +---+
 291                          */
 292                         ports@3 {
 293                                 reg = <3>;
 294                                 #address-cells = <1>;
 295                                 #size-cells = <0>;
 296                                 port@0 { reg = <0>; mc2c0_ep:  endpoint { remote-endpoint = <&c2cmf_ep>;  };};/* (X) to pair */
 297                                 port@1 { reg = <1>; mc2c00_ep: endpoint { remote-endpoint = <&codec8_ep>; };};/* (A) Multi Element */
 298                                 port@2 { reg = <2>; mc2c01_ep: endpoint { remote-endpoint = <&codec9_ep>; };};/* (B) Multi Element */
 299                         };
 300
 301                         /*
 302                          * [Codec2Codec-Multi]::Codec
 303                          *
 304                          *              +---+
 305                          *         +-@->|X A|-> codec8
 306                          *         |    |  B|-> codec9
 307                          *         |    +---+
 308                          *         |    +---+
 309                          *         +--->|x a|-> codec10
 310                          *              |  b|-> codec11
 311                          *              +---+
 312                          */
 313                         ports@4 {
 314                                 reg = <4>;
 315                                 #address-cells = <1>;
 316                                 #size-cells = <0>;
 317                                 port@0 { reg = <0>; mc2c1_ep:  endpoint { remote-endpoint = <&c2cmb_ep>;   };};/* (x) to pair */
 318                                 port@1 { reg = <1>; mc2c10_ep: endpoint { remote-endpoint = <&codec10_ep>; };};/* (a) Multi Element */
 319                                 port@2 { reg = <2>; mc2c11_ep: endpoint { remote-endpoint = <&codec11_ep>; };};/* (b) Multi Element */
 320                         };
 321
 322                         /*
 323                          * [Semi-Multi]
 324                          *
 325                          *                      +---+
 326                          *      cpu7 <-@------->|X A|-> codec12
 327                          *                      |  B|-> codec13
 328                          *                      +---+
 329                          */
 330                         ports@5 {
 331                                 reg = <5>;
 332                                 #address-cells = <1>;
 333                                 #size-cells = <0>;
 334                                 port@0 { reg = <0>; smcodec0_ep: endpoint { remote-endpoint = <&cpu7_ep>;    };};/* (X) to pair */
 335                                 port@1 { reg = <1>; smcodec1_ep: endpoint { remote-endpoint = <&codec12_ep>; };};/* (A) Multi Element */
 336                                 port@2 { reg = <2>; smcodec2_ep: endpoint { remote-endpoint = <&codec13_ep>; };};/* (B) Multi Element */
 337                         };
 338
 339                         /*
 340                          * [Multi-CPU-1]
 341                          *
 342                          *              +---+           +---+
 343                          *              |  X|<-@------->|x  |
 344                          *              |   |           |   |
 345                          *      cpu8 <--|A 1|<--------->|3 a|-> codec14
 346                          *      cpu9 <--|B 2|<---+----->|4 b|-> codec15
 347                          *              +---+     \---->|5 c|-> codec16
 348                          *                              +---+
 349                          */
 350                         ports@6 {
 351                                 reg = <6>;
 352                                 #address-cells = <1>;
 353                                 #size-cells = <0>;
 354                         mcpu1:  port@0 { reg = <0>; mcpu10_ep: endpoint { remote-endpoint = <&mcodec10_ep>; };};    /* (X) to pair */
 355                                 port@1 {
 356                                         #address-cells = <1>;
 357                                         #size-cells = <0>;
 358                                         reg = <1>;
 359                                         mcpu11_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&cpu8_ep>;       }; /* (A) Multi Element */
 360                                         mcpu11_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcodec11_ep_0>; }; /* (1) connected Codec */
 361                                 };
 362                                 port@2 {
 363                                         #address-cells = <1>;
 364                                         #size-cells = <0>;
 365                                         reg = <2>;
 366                                         mcpu12_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&cpu9_ep>;       }; /* (B) Multi Element */
 367                                         mcpu12_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcodec12_ep_0>; }; /* (2) connected Codec */
 368                                         mcpu12_ep_1: endpoint@2 { reg = <2>; remote-endpoint = <&mcodec13_ep_0>; }; /* (2) connected Codec */
 369                                 };
 370                         };
 371
 372                         /*
 373                          * [Multi-Codec-1]
 374                          *
 375                          *              +---+           +---+
 376                          *              |  X|<-@------->|x  |
 377                          *              |   |           |   |
 378                          *      cpu8 <--|A 1|<--------->|3 a|-> codec14
 379                          *      cpu9 <--|B 2|<---+----->|4 b|-> codec15
 380                          *              +---+     \---->|5 c|-> codec16
 381                          *                              +---+
 382                          */
 383                         ports@7 {
 384                                 reg = <7>;
 385                                 #address-cells = <1>;
 386                                 #size-cells = <0>;
 387                                 port@0 { reg = <0>; mcodec10_ep: endpoint { remote-endpoint = <&mcpu10_ep>;  };};   /* (x) to pair */
 388                                 port@1 {
 389                                         #address-cells = <1>;
 390                                         #size-cells = <0>;
 391                                         reg = <1>;
 392                                         mcodec11_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&codec14_ep>;  }; /* (a) Multi Element */
 393                                         mcodec11_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcpu11_ep_0>; }; /* (3) connected CPU */
 394                                 };
 395                                 port@2 {
 396                                         #address-cells = <1>;
 397                                         #size-cells = <0>;
 398                                         reg = <2>;
 399                                         mcodec12_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&codec15_ep>;  }; /* (b) Multi Element */
 400                                         mcodec12_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcpu12_ep_0>; }; /* (4) connected CPU */
 401                                 };
 402                                 port@3 {
 403                                         #address-cells = <1>;
 404                                         #size-cells = <0>;
 405                                         reg = <3>;
 406                                         mcodec13_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&codec16_ep>;  }; /* (c) Multi Element */
 407                                         mcodec13_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcpu12_ep_1>; }; /* (5) connected CPU */
 408                                 };
 409                         };
 410
 411                         /*
 412                          * [Multi-CPU-2]
 413                          *
 414                          *              +---+           +---+
 415                          *              |  X|<-@------->|x  |
 416                          *              |   |           |   |
 417                          *      cpu10 <-|A 1|<--------->|4 a|-> codec17
 418                          *      cpu11 <-|B 2|<-----+--->|5 b|-> codec18
 419                          *      cpu12 <-|C 3|<----/     +---+
 420                          *              +---+
 421                          */
 422                         ports@8 {
 423                                 reg = <8>;
 424                                 #address-cells = <1>;
 425                                 #size-cells = <0>;
 426                         mcpu2:  port@0 { reg = <0>; mcpu20_ep: endpoint { remote-endpoint = <&mcodec20_ep>; };};    /* (X) to pair */
 427                                 port@1 {
 428                                         #address-cells = <1>;
 429                                         #size-cells = <0>;
 430                                         reg = <1>;
 431                                         mcpu21_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&cpu10_ep>;      }; /* (A) Multi Element */
 432                                         mcpu21_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcodec21_ep_0>; }; /* (1) connected Codec */
 433                                 };
 434                                 port@2 {
 435                                         #address-cells = <1>;
 436                                         #size-cells = <0>;
 437                                         reg = <2>;
 438                                         mcpu22_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&cpu11_ep>;      }; /* (B) Multi Element */
 439                                         mcpu22_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcodec22_ep_0>; }; /* (2) connected Codec */
 440                                 };
 441                                 port@3 {
 442                                         #address-cells = <1>;
 443                                         #size-cells = <0>;
 444                                         reg = <3>;
 445                                         mcpu23_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&cpu12_ep>;      }; /* (C) Multi Element */
 446                                         mcpu23_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcodec22_ep_1>; }; /* (3) connected Codec */
 447                                 };
 448                         };
 449
 450                         /*
 451                          * [Multi-Codec-2]
 452                          *
 453                          *              +---+           +---+
 454                          *              |  X|<-@------->|x  |
 455                          *              |   |           |   |
 456                          *      cpu10 <-|A 1|<--------->|4 a|-> codec17
 457                          *      cpu11 <-|B 2|<-----+--->|5 b|-> codec18
 458                          *      cpu12 <-|C 3|<----/     +---+
 459                          *              +---+
 460                          */
 461                         ports@9 {
 462                                 reg = <9>;
 463                                 #address-cells = <1>;
 464                                 #size-cells = <0>;
 465                                 port@0 { reg = <0>; mcodec20_ep: endpoint { remote-endpoint = <&mcpu20_ep>;  };};   /* (x) to pair */
 466                                 port@1 {
 467                                         #address-cells = <1>;
 468                                         #size-cells = <0>;
 469                                         reg = <1>;
 470                                         mcodec21_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&codec17_ep>;  }; /* (a) Multi Element */
 471                                         mcodec21_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcpu21_ep_0>; }; /* (4) connected CPU */
 472                                 };
 473                                 port@2 {
 474                                         #address-cells = <1>;
 475                                         #size-cells = <0>;
 476                                         reg = <2>;
 477                                         mcodec22_ep:   endpoint@0 { reg = <0>; remote-endpoint = <&codec18_ep>;  }; /* (b) Multi Element */
 478                                         mcodec22_ep_0: endpoint@1 { reg = <1>; remote-endpoint = <&mcpu22_ep_0>; }; /* (5) connected CPU */
 479                                         mcodec22_ep_1: endpoint@2 { reg = <2>; remote-endpoint = <&mcpu23_ep_0>; }; /* (5) connected CPU */
 480                                 };
 481                         };
 482                 };
 483
 484                 dpcm {
 485                         #address-cells = <1>;
 486                         #size-cells = <0>;
 487
 488                         ports@0 {
 489                                 reg = <0>;
 490
 491                                 #address-cells = <1>;
 492                                 #size-cells = <0>;
 493                                 /*
 494                                  * [DPCM]::FE
 495                                  *
 496                                  *      FE                              BE
 497                                  *                      ****
 498                                  *      cpu3 <-@(fe00)--*  *--(be0)@--> codec3
 499                                  *      cpu4 <-@(fe01)--*  *            (44.1kHz)
 500                                  *                      ****
 501                                  */
 502                         fe00:   port@0 { reg = <0>; fe00_ep: endpoint { remote-endpoint = <&cpu3_ep>; }; };
 503                         fe01:   port@1 { reg = <1>; fe01_ep: endpoint { remote-endpoint = <&cpu4_ep>; }; };
 504
 505                                 /*
 506                                  * [DPCM-Multi]::FE
 507                                  *
 508                                  *              FE                      BE
 509                                  *                      ****            +-+
 510                                  *      cpu5 <-@(fe10)--*  *---(be1)@-->| |-> codec4
 511                                  *      cpu6 <-@(fe11)--*  *            | |-> codec5
 512                                  *                      ****            +-+
 513                                  */
 514                         fe10:   port@2 { reg = <2>; fe10_ep: endpoint { remote-endpoint = <&cpu5_ep>; }; };
 515                         fe11:   port@3 { reg = <3>; fe11_ep: endpoint { remote-endpoint = <&cpu6_ep>; }; };
 516                         };
 517
 518                         ports@1 {
 519                                 reg = <1>;
 520
 521                                 #address-cells = <1>;
 522                                 #size-cells = <0>;
 523                                 /*
 524                                  * [DPCM]::BE
 525                                  *
 526                                  *      FE                              BE
 527                                  *                      ****
 528                                  *      cpu3 <-@(fe00)--*  *--(be0)@--> codec3
 529                                  *      cpu4 <-@(fe01)--*  *            (44.1kHz)
 530                                  *                      ****
 531                                  */
 532                         be0:    port@0 { reg = <0>; be00_ep: endpoint { remote-endpoint = <&codec3_ep>; }; };
 533
 534                                 /*
 535                                  * [DPCM-Multi]::BE
 536                                  *
 537                                  *              FE                      BE
 538                                  *                      ****            +-+
 539                                  *      cpu5 <-@(fe10)--*  *---(be1)@-->| |-> codec4
 540                                  *      cpu6 <-@(fe11)--*  *            | |-> codec5
 541                                  *                      ****            +-+
 542                                  */
 543                         be1:    port@1 { reg = <1>; be10_ep: endpoint { remote-endpoint = <&mbe_ep>; }; };
 544                         };
 545                 };
 546
 547                 codec2codec {
 548                         #address-cells = <1>;
 549                         #size-cells = <0>;
 550                         /*
 551                          * [Codec2Codec]
 552                          *
 553                          *      +-@(c2c)-> codec6
 554                          *      |
 555                          *      +--------> codec7
 556                          */
 557                         ports@0 {
 558                                 reg = <0>;
 559
 560                                 #address-cells = <1>;
 561                                 #size-cells = <0>;
 562
 563                                 /* use default settings */
 564                         c2c:    port@0 { reg = <0>; c2cf_ep: endpoint { remote-endpoint = <&codec6_ep>; }; };
 565                                 port@1 { reg = <1>; c2cb_ep: endpoint { remote-endpoint = <&codec7_ep>; }; };
 566                         };
 567
 568                         /*
 569                          * [Codec2Codec-Multi]
 570                          *
 571                          *                      +-+
 572                          *         +-@(c2c_m)-->| |-> codec8
 573                          *         |            | |-> codec9
 574                          *         |            +-+
 575                          *         |            +-+
 576                          *         +----------->| |-> codec10
 577                          *                      | |-> codec11
 578                          *                      +-+
 579                          */
 580                         ports@1 {
 581                                 reg = <1>;
 582
 583                                 #address-cells = <1>;
 584                                 #size-cells = <0>;
 585
 586                                 /* use original settings */
 587                                 rate = <48000>;
 588                         c2c_m:  port@0 { reg = <0>; c2cmf_ep: endpoint { remote-endpoint = <&mc2c0_ep>; }; };
 589                                 port@1 { reg = <1>; c2cmb_ep: endpoint { remote-endpoint = <&mc2c1_ep>; }; };
 590                         };
 591                 };
 592         };
 593
 594         test_cpu {
 595                 /*
 596                  * update compatible to indicate more detail behaviour
 597                  * if you want. see test-compatible for more detail.
 598                  *
 599                  * ex)
 600                  *      - compatible = "test-cpu";
 601                  *      + compatible = "test-cpu-verbose";
 602                  */
 603                 compatible = "test-cpu";
 604                 ports {
 605                         #address-cells = <1>;
 606                         #size-cells = <0>;
 607
 608                         bitclock-master;
 609                         frame-master;
 610                         /* [Normal] */
 611                         cpu0: port@0 { reg = <0>; cpu0_ep: endpoint { remote-endpoint = <&codec0_ep>; }; };
 612
 613                         /* [Multi-CPU-0] */
 614                               port@1 { reg = <1>; cpu1_ep: endpoint { remote-endpoint = <&mcpu01_ep>; }; };
 615                               port@2 { reg = <2>; cpu2_ep: endpoint { remote-endpoint = <&mcpu02_ep>; }; };
 616
 617                         /* [DPCM]::FE */
 618                               port@3 { reg = <3>; cpu3_ep: endpoint { remote-endpoint = <&fe00_ep>; }; };
 619                               port@4 { reg = <4>; cpu4_ep: endpoint { remote-endpoint = <&fe01_ep>; }; };
 620
 621                         /* [DPCM-Multi]::FE */
 622                               port@5 { reg = <5>; cpu5_ep: endpoint { remote-endpoint = <&fe10_ep>; }; };
 623                               port@6 { reg = <6>; cpu6_ep: endpoint { remote-endpoint = <&fe11_ep>; }; };
 624
 625                         /* [Semi-Multi] */
 626                         sm0:  port@7 { reg = <7>; cpu7_ep: endpoint { remote-endpoint = <&smcodec0_ep>; }; };
 627
 628                         /* [Multi-CPU-1] */
 629                               port@8 { reg = <8>; cpu8_ep: endpoint { remote-endpoint = <&mcpu11_ep>;   }; };
 630                               port@9 { reg = <9>; cpu9_ep: endpoint { remote-endpoint = <&mcpu12_ep>;   }; };
 631                         /* [Multi-CPU-2] */
 632                               port@a { reg = <10>; cpu10_ep: endpoint { remote-endpoint = <&mcpu21_ep>; }; };
 633                               port@b { reg = <11>; cpu11_ep: endpoint { remote-endpoint = <&mcpu22_ep>; }; };
 634                               port@c { reg = <12>; cpu12_ep: endpoint { remote-endpoint = <&mcpu23_ep>; }; };
 635                 };
 636         };
 637
 638         test_codec {
 639                 /*
 640                  * update compatible to indicate more detail behaviour
 641                  * if you want. see test-compatible for more detail.
 642                  *
 643                  * ex)
 644                  *      - compatible = "test-codec";
 645                  *      + compatible = "test-codec-verbose";
 646                  */
 647                 compatible = "test-codec";
 648                 ports {
 649                         #address-cells = <1>;
 650                         #size-cells = <0>;
 651
 652                         /*
 653                          * prefix can be added to *component*,
 654                          * see audio-graph-card2::routing
 655                          */
 656                         prefix = "TC";
 657
 658                         /* [Normal] */
 659                         port@0  { reg = <0>; codec0_ep:  endpoint { remote-endpoint = <&cpu0_ep>; }; };
 660
 661                         /* [Multi-Codec-0] */
 662                         port@1  { reg = <1>; codec1_ep:  endpoint { remote-endpoint = <&mcodec01_ep>; }; };
 663                         port@2  { reg = <2>; codec2_ep:  endpoint { remote-endpoint = <&mcodec02_ep>; }; };
 664
 665                         /* [DPCM]::BE */
 666                         port@3  {
 667                                 convert-rate = <44100>;
 668                                 reg = <3>; codec3_ep:  endpoint { remote-endpoint = <&be00_ep>; };
 669                         };
 670
 671                         /* [DPCM-Multi]::BE */
 672                         port@4  { reg = <4>; codec4_ep:  endpoint { remote-endpoint = <&mbe1_ep>; }; };
 673                         port@5  { reg = <5>; codec5_ep:  endpoint { remote-endpoint = <&mbe2_ep>; }; };
 674
 675                         /* [Codec2Codec] */
 676                         port@6  { bitclock-master;
 677                                   frame-master;
 678                                   reg = <6>; codec6_ep:  endpoint { remote-endpoint = <&c2cf_ep>; }; };
 679                         port@7  { reg = <7>; codec7_ep:  endpoint { remote-endpoint = <&c2cb_ep>; }; };
 680
 681                         /* [Codec2Codec-Multi] */
 682                         port@8  { bitclock-master;
 683                                   frame-master;
 684                                   reg = <8>;  codec8_ep:  endpoint { remote-endpoint = <&mc2c00_ep>; }; };
 685                         port@9  { reg = <9>;  codec9_ep:  endpoint { remote-endpoint = <&mc2c01_ep>; }; };
 686                         port@a  { reg = <10>; codec10_ep: endpoint { remote-endpoint = <&mc2c10_ep>; }; };
 687                         port@b  { reg = <11>; codec11_ep: endpoint { remote-endpoint = <&mc2c11_ep>; }; };
 688
 689                         /* [Semi-Multi] */
 690                         port@c { reg = <12>; codec12_ep: endpoint { remote-endpoint = <&smcodec1_ep>; }; };
 691                         port@d { reg = <13>; codec13_ep: endpoint { remote-endpoint = <&smcodec2_ep>; }; };
 692
 693                         /* [Multi-Codec-1] */
 694                         port@e  { reg = <14>; codec14_ep: endpoint { remote-endpoint = <&mcodec11_ep>; }; };
 695                         port@f  { reg = <15>; codec15_ep: endpoint { remote-endpoint = <&mcodec12_ep>; }; };
 696                         port@10 { reg = <16>; codec16_ep: endpoint { remote-endpoint = <&mcodec13_ep>; }; };
 697                         /* [Multi-Codec-2] */
 698                         port@11 { reg = <17>; codec17_ep: endpoint { remote-endpoint = <&mcodec21_ep>; }; };
 699                         port@12 { reg = <18>; codec18_ep: endpoint { remote-endpoint = <&mcodec22_ep>; }; };
 700                 };
 701         };
 702 };