1 /* $OpenBSD: tumbler.c,v 1.14 2022/10/26 20:19:07 kn Exp $ */ 2 3 /*- 4 * Copyright (c) 2001,2003 Tsubai Masanari. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * Datasheet is available from 31 * http://focus.ti.com/docs/prod/folders/print/tas3001.html 32 */ 33 34 #include <sys/param.h> 35 #include <sys/audioio.h> 36 #include <sys/device.h> 37 #include <sys/systm.h> 38 39 #include <dev/audio_if.h> 40 #include <dev/ofw/openfirm.h> 41 #include <macppc/dev/dbdma.h> 42 43 #include <machine/autoconf.h> 44 45 #include <macppc/dev/i2svar.h> 46 47 #ifdef TUMBLER_DEBUG 48 # define DPRINTF printf 49 #else 50 # define DPRINTF while (0) printf 51 #endif 52 53 /* XXX */ 54 #define tumbler_softc i2s_softc 55 56 /* XXX */ 57 int kiic_write(struct device *, int, int, const void *, int); 58 int kiic_writereg(struct device *, int, u_int); 59 60 void tumbler_init(struct tumbler_softc *); 61 int tumbler_match(struct device *, void *, void *); 62 void tumbler_attach(struct device *, struct device *, void *); 63 void tumbler_defer(struct device *); 64 void tumbler_set_volume(struct tumbler_softc *, int, int); 65 void tumbler_set_bass(struct tumbler_softc *, int); 66 void tumbler_set_treble(struct tumbler_softc *, int); 67 68 int tas3001_write(struct tumbler_softc *, u_int, const void *); 69 int tas3001_init(struct tumbler_softc *); 70 71 const struct cfattach tumbler_ca = { 72 sizeof(struct tumbler_softc), tumbler_match, tumbler_attach 73 }; 74 struct cfdriver tumbler_cd = { 75 NULL, "tumbler", DV_DULL 76 }; 77 78 const struct audio_hw_if tumbler_hw_if = { 79 .open = i2s_open, 80 .close = i2s_close, 81 .set_params = i2s_set_params, 82 .round_blocksize = i2s_round_blocksize, 83 .halt_output = i2s_halt_output, 84 .halt_input = i2s_halt_input, 85 .set_port = i2s_set_port, 86 .get_port = i2s_get_port, 87 .query_devinfo = i2s_query_devinfo, 88 .allocm = i2s_allocm, 89 .round_buffersize = i2s_round_buffersize, 90 .trigger_output = i2s_trigger_output, 91 .trigger_input = i2s_trigger_input, 92 }; 93 94 const uint8_t tumbler_trebletab[] = { 95 0x96, /* -18dB */ 96 0x94, /* -17dB */ 97 0x92, /* -16dB */ 98 0x90, /* -15dB */ 99 0x8e, /* -14dB */ 100 0x8c, /* -13dB */ 101 0x8a, /* -12dB */ 102 0x88, /* -11dB */ 103 0x86, /* -10dB */ 104 0x84, /* -9dB */ 105 0x82, /* -8dB */ 106 0x80, /* -7dB */ 107 0x7e, /* -6dB */ 108 0x7c, /* -5dB */ 109 0x7a, /* -4dB */ 110 0x78, /* -3dB */ 111 0x76, /* -2dB */ 112 0x74, /* -1dB */ 113 0x72, /* 0dB */ 114 0x70, /* 1dB */ 115 0x6d, /* 2dB */ 116 0x6b, /* 3dB */ 117 0x68, /* 4dB */ 118 0x65, /* 5dB */ 119 0x62, /* 6dB */ 120 0x5e, /* 7dB */ 121 0x59, /* 8dB */ 122 0x5a, /* 9dB */ 123 0x4f, /* 10dB */ 124 0x49, /* 11dB */ 125 0x42, /* 12dB */ 126 0x3a, /* 13dB */ 127 0x32, /* 14dB */ 128 0x28, /* 15dB */ 129 0x1c, /* 16dB */ 130 0x10, /* 17dB */ 131 0x01, /* 18dB */ 132 }; 133 134 const uint8_t tumbler_basstab[] = { 135 0x86, /* -18dB */ 136 0x7f, /* -17dB */ 137 0x7a, /* -16dB */ 138 0x76, /* -15dB */ 139 0x72, /* -14dB */ 140 0x6e, /* -13dB */ 141 0x6b, /* -12dB */ 142 0x66, /* -11dB */ 143 0x61, /* -10dB */ 144 0x5d, /* -9dB */ 145 0x5a, /* -8dB */ 146 0x58, /* -7dB */ 147 0x55, /* -6dB */ 148 0x53, /* -5dB */ 149 0x4f, /* -4dB */ 150 0x4b, /* -3dB */ 151 0x46, /* -2dB */ 152 0x42, /* -1dB */ 153 0x3e, /* 0dB */ 154 0x3b, /* 1dB */ 155 0x38, /* 2dB */ 156 0x35, /* 3dB */ 157 0x31, /* 4dB */ 158 0x2e, /* 5dB */ 159 0x2b, /* 6dB */ 160 0x28, /* 7dB */ 161 0x25, /* 8dB */ 162 0x21, /* 9dB */ 163 0x1c, /* 10dB */ 164 0x18, /* 11dB */ 165 0x16, /* 12dB */ 166 0x13, /* 13dB */ 167 0x10, /* 14dB */ 168 0x0d, /* 15dB */ 169 0x0a, /* 16dB */ 170 0x06, /* 17dB */ 171 0x01, /* 18dB */ 172 }; 173 174 /* TAS3001 registers */ 175 #define DEQ_MCR 0x01 /* Main Control Register (1byte) */ 176 #define DEQ_DRC 0x02 /* Dynamic Range Compression (2bytes) */ 177 #define DEQ_VOLUME 0x04 /* Volume (6bytes) */ 178 #define DEQ_TREBLE 0x05 /* Treble Control Register (1byte) */ 179 #define DEQ_BASS 0x06 /* Bass Control Register (1byte) */ 180 #define DEQ_MIXER1 0x07 /* Mixer 1 (3bytes) */ 181 #define DEQ_MIXER2 0x08 /* Mixer 2 (3bytes) */ 182 #define DEQ_LB0 0x0a /* Left Biquad 0 (15bytes) */ 183 #define DEQ_LB1 0x0b /* Left Biquad 1 (15bytes) */ 184 #define DEQ_LB2 0x0c /* Left Biquad 2 (15bytes) */ 185 #define DEQ_LB3 0x0d /* Left Biquad 3 (15bytes) */ 186 #define DEQ_LB4 0x0e /* Left Biquad 4 (15bytes) */ 187 #define DEQ_LB5 0x0f /* Left Biquad 5 (15bytes) */ 188 #define DEQ_RB0 0x13 /* Right Biquad 0 (15bytes) */ 189 #define DEQ_RB1 0x14 /* Right Biquad 1 (15bytes) */ 190 #define DEQ_RB2 0x15 /* Right Biquad 2 (15bytes) */ 191 #define DEQ_RB3 0x16 /* Right Biquad 3 (15bytes) */ 192 #define DEQ_RB4 0x17 /* Right Biquad 4 (15bytes) */ 193 #define DEQ_RB5 0x18 /* Right Biquad 5 (15bytes) */ 194 195 #define DEQ_MCR_FL 0x80 /* Fast load */ 196 #define DEQ_MCR_SC 0x40 /* SCLK frequency */ 197 #define DEQ_MCR_SC_32 0x00 /* 32fs */ 198 #define DEQ_MCR_SC_64 0x40 /* 64fs */ 199 #define DEQ_MCR_OM 0x30 /* Output serial port mode */ 200 #define DEQ_MCR_OM_L 0x00 /* Left justified */ 201 #define DEQ_MCR_OM_R 0x10 /* Right justified */ 202 #define DEQ_MCR_OM_I2S 0x20 /* I2S */ 203 #define DEQ_MCR_IM 0x0c /* Input serial port mode */ 204 #define DEQ_MCR_IM_L 0x00 /* Left justified */ 205 #define DEQ_MCR_IM_R 0x04 /* Right justified */ 206 #define DEQ_MCR_IM_I2S 0x08 /* I2S */ 207 #define DEQ_MCR_W 0x03 /* Serial port word length */ 208 #define DEQ_MCR_W_16 0x00 /* 16 bit */ 209 #define DEQ_MCR_W_18 0x01 /* 18 bit */ 210 #define DEQ_MCR_W_20 0x02 /* 20 bit */ 211 212 #define DEQ_DRC_CR 0xc0 /* Compression ratio */ 213 #define DEQ_DRC_CR_31 0xc0 /* 3:1 */ 214 #define DEQ_DRC_EN 0x01 /* Enable DRC */ 215 216 #define DEQ_MCR_I2S (DEQ_MCR_OM_I2S | DEQ_MCR_IM_I2S) 217 218 struct tas3001_reg { 219 u_char MCR[1]; 220 u_char DRC[2]; 221 u_char VOLUME[6]; 222 u_char TREBLE[1]; 223 u_char BASS[1]; 224 u_char MIXER1[3]; 225 u_char MIXER2[3]; 226 u_char LB0[15]; 227 u_char LB1[15]; 228 u_char LB2[15]; 229 u_char LB3[15]; 230 u_char LB4[15]; 231 u_char LB5[15]; 232 u_char RB0[15]; 233 u_char RB1[15]; 234 u_char RB2[15]; 235 u_char RB3[15]; 236 u_char RB4[15]; 237 u_char RB5[15]; 238 }; 239 240 int 241 tumbler_match(struct device *parent, void *match, void *aux) 242 { 243 struct confargs *ca = aux; 244 int soundbus, soundchip; 245 char compat[32]; 246 247 if (strcmp(ca->ca_name, "i2s") != 0) 248 return (0); 249 250 if ((soundbus = OF_child(ca->ca_node)) == 0 || 251 (soundchip = OF_child(soundbus)) == 0) 252 return (0); 253 254 bzero(compat, sizeof compat); 255 OF_getprop(soundchip, "compatible", compat, sizeof compat); 256 257 if (strcmp(compat, "tumbler") != 0) 258 return (0); 259 260 return (1); 261 } 262 263 void 264 tumbler_attach(struct device *parent, struct device *self, void *aux) 265 { 266 struct tumbler_softc *sc = (struct tumbler_softc *)self; 267 268 sc->sc_setvolume = tumbler_set_volume; 269 sc->sc_setbass = tumbler_set_bass; 270 sc->sc_settreble = tumbler_set_treble; 271 272 i2s_attach(parent, sc, aux); 273 config_defer(self, tumbler_defer); 274 } 275 276 void 277 tumbler_defer(struct device *dev) 278 { 279 struct tumbler_softc *sc = (struct tumbler_softc *)dev; 280 struct device *dv; 281 282 TAILQ_FOREACH(dv, &alldevs, dv_list) 283 if (strcmp(dv->dv_cfdata->cf_driver->cd_name, "kiic") == 0 && 284 strcmp(dv->dv_parent->dv_cfdata->cf_driver->cd_name, "macobio") == 0) 285 sc->sc_i2c = dv; 286 if (sc->sc_i2c == NULL) { 287 printf("%s: unable to find i2c\n", sc->sc_dev.dv_xname); 288 return; 289 } 290 291 /* XXX If i2c has failed to attach, what should we do? */ 292 293 audio_attach_mi(&tumbler_hw_if, sc, NULL, &sc->sc_dev); 294 295 tumbler_init(sc); 296 } 297 298 void 299 tumbler_set_volume(struct tumbler_softc *sc, int left, int right) 300 { 301 u_char vol[6]; 302 303 sc->sc_vol_l = left; 304 sc->sc_vol_r = right; 305 306 left <<= 6; /* XXX for now */ 307 right <<= 6; 308 309 vol[0] = left >> 16; 310 vol[1] = left >> 8; 311 vol[2] = left; 312 vol[3] = right >> 16; 313 vol[4] = right >> 8; 314 vol[5] = right; 315 316 tas3001_write(sc, DEQ_VOLUME, vol); 317 } 318 319 void 320 tumbler_set_treble(struct tumbler_softc *sc, int value) 321 { 322 uint8_t reg; 323 324 if ((value >= 0) && (value <= 255) && (value != sc->sc_treble)) { 325 reg = tumbler_trebletab[(value >> 3) + 2]; 326 if (tas3001_write(sc, DEQ_TREBLE, ®) < 0) 327 return; 328 sc->sc_treble = value; 329 } 330 } 331 332 void 333 tumbler_set_bass(struct tumbler_softc *sc, int value) 334 { 335 uint8_t reg; 336 337 if ((value >= 0) && (value <= 255) && (value != sc->sc_bass)) { 338 reg = tumbler_basstab[(value >> 3) + 2]; 339 if (tas3001_write(sc, DEQ_BASS, ®) < 0) 340 return; 341 sc->sc_bass = value; 342 } 343 } 344 345 const struct tas3001_reg tas3001_initdata = { 346 { DEQ_MCR_SC_64 | DEQ_MCR_I2S | DEQ_MCR_W_20 }, /* MCR */ 347 { DEQ_DRC_CR_31, 0xa0 }, /* DRC */ 348 { 0, 0, 0, 0, 0, 0 }, /* VOLUME */ 349 { 0x72 }, /* TREBLE */ 350 { 0x3e }, /* BASS */ 351 { 0x10, 0x00, 0x00 }, /* MIXER1 */ 352 { 0x00, 0x00, 0x00 }, /* MIXER2 */ 353 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 354 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 355 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 356 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 357 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 358 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 359 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 360 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 361 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 362 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 363 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 364 { 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* BIQUAD */ 365 }; 366 367 const char tas3001_regsize[] = { 368 0, /* 0x00 */ 369 sizeof tas3001_initdata.MCR, /* 0x01 */ 370 sizeof tas3001_initdata.DRC, /* 0x02 */ 371 0, /* 0x03 */ 372 sizeof tas3001_initdata.VOLUME, /* 0x04 */ 373 sizeof tas3001_initdata.TREBLE, /* 0x05 */ 374 sizeof tas3001_initdata.BASS, /* 0x06 */ 375 sizeof tas3001_initdata.MIXER1, /* 0x07 */ 376 sizeof tas3001_initdata.MIXER2, /* 0x08 */ 377 0, /* 0x09 */ 378 sizeof tas3001_initdata.LB0, /* 0x0a */ 379 sizeof tas3001_initdata.LB1, /* 0x0b */ 380 sizeof tas3001_initdata.LB2, /* 0x0c */ 381 sizeof tas3001_initdata.LB3, /* 0x0d */ 382 sizeof tas3001_initdata.LB4, /* 0x0e */ 383 sizeof tas3001_initdata.LB5, /* 0x0f */ 384 0, /* 0x10 */ 385 0, /* 0x11 */ 386 0, /* 0x12 */ 387 sizeof tas3001_initdata.RB0, /* 0x13 */ 388 sizeof tas3001_initdata.RB1, /* 0x14 */ 389 sizeof tas3001_initdata.RB2, /* 0x15 */ 390 sizeof tas3001_initdata.RB3, /* 0x16 */ 391 sizeof tas3001_initdata.RB4, /* 0x17 */ 392 sizeof tas3001_initdata.RB5 /* 0x18 */ 393 }; 394 395 #define DEQaddr 0x68 396 397 int 398 tas3001_write(struct tumbler_softc *sc, u_int reg, const void *data) 399 { 400 int size; 401 402 KASSERT(reg < sizeof tas3001_regsize); 403 size = tas3001_regsize[reg]; 404 KASSERT(size > 0); 405 406 if (kiic_write(sc->sc_i2c, DEQaddr, reg, data, size)) 407 return (-1); 408 409 return (0); 410 } 411 412 #define DEQ_WRITE(sc, reg, addr) \ 413 if (tas3001_write(sc, reg, addr)) goto err 414 415 int 416 tas3001_init(struct tumbler_softc *sc) 417 { 418 deq_reset(sc); 419 420 /* Initialize TAS3001 registers. */ 421 DEQ_WRITE(sc, DEQ_LB0, tas3001_initdata.LB0); 422 DEQ_WRITE(sc, DEQ_LB1, tas3001_initdata.LB1); 423 DEQ_WRITE(sc, DEQ_LB2, tas3001_initdata.LB2); 424 DEQ_WRITE(sc, DEQ_LB3, tas3001_initdata.LB3); 425 DEQ_WRITE(sc, DEQ_LB4, tas3001_initdata.LB4); 426 DEQ_WRITE(sc, DEQ_LB5, tas3001_initdata.LB5); 427 DEQ_WRITE(sc, DEQ_RB0, tas3001_initdata.RB0); 428 DEQ_WRITE(sc, DEQ_RB1, tas3001_initdata.RB1); 429 DEQ_WRITE(sc, DEQ_RB1, tas3001_initdata.RB1); 430 DEQ_WRITE(sc, DEQ_RB2, tas3001_initdata.RB2); 431 DEQ_WRITE(sc, DEQ_RB3, tas3001_initdata.RB3); 432 DEQ_WRITE(sc, DEQ_RB4, tas3001_initdata.RB4); 433 DEQ_WRITE(sc, DEQ_MCR, tas3001_initdata.MCR); 434 DEQ_WRITE(sc, DEQ_DRC, tas3001_initdata.DRC); 435 DEQ_WRITE(sc, DEQ_VOLUME, tas3001_initdata.VOLUME); 436 DEQ_WRITE(sc, DEQ_TREBLE, tas3001_initdata.TREBLE); 437 DEQ_WRITE(sc, DEQ_BASS, tas3001_initdata.BASS); 438 DEQ_WRITE(sc, DEQ_MIXER1, tas3001_initdata.MIXER1); 439 DEQ_WRITE(sc, DEQ_MIXER2, tas3001_initdata.MIXER2); 440 441 return (0); 442 err: 443 printf("%s: tas3001_init: error\n", sc->sc_dev.dv_xname); 444 return (-1); 445 } 446 447 void 448 tumbler_init(struct tumbler_softc *sc) 449 { 450 451 /* "sample-rates" (44100, 48000) */ 452 i2s_set_rate(sc, 44100); 453 454 #if 1 455 /* Enable I2C interrupts. */ 456 #define IER 4 457 #define I2C_INT_DATA 0x01 458 #define I2C_INT_ADDR 0x02 459 #define I2C_INT_STOP 0x04 460 kiic_writereg(sc->sc_i2c, IER,I2C_INT_DATA|I2C_INT_ADDR|I2C_INT_STOP); 461 #endif 462 463 if (tas3001_init(sc)) 464 return; 465 466 tumbler_set_volume(sc, 80, 80); 467 } 468