1 /* 2 * Access various peripherals on a board using the JZ4780. 3 * 4 * Copyright (C) 2023, 2024 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 /* NOTE: AIC support should be replaced. The CI20 should be able to send I2S 23 audio over HDMI or via its internal codec to the headphone socket. */ 24 25 #include <l4/devices/aic-x1600.h> 26 27 #include <l4/devices/cpm-jz4780.h> 28 #include <l4/devices/dma-jz4780.h> 29 #include <l4/devices/gpio-jz4780.h> 30 #include <l4/devices/i2c-jz4780.h> 31 #include <l4/devices/msc-jz4780.h> 32 33 /* The X1600 RTC functionality is a subset of that in the JZ4780. */ 34 35 #include <l4/devices/rtc-x1600.h> 36 37 /* GPIO-based SPI can use arbitrary pins, whereas on the CI20 only the secondary 38 header provides pins like GPC. */ 39 40 #include <l4/devices/spi-gpio.h> 41 #include <l4/devices/spi-hybrid.h> 42 #include <l4/devices/spi-jz4780.h> 43 #include <l4/devices/tcu-jz4780.h> 44 #include "common.h" 45 46 47 48 /* AIC adapter functions. */ 49 50 void *aic_init(l4_addr_t aic_start, l4_addr_t start, l4_addr_t end, void *cpm) 51 { 52 return x1600_aic_init(aic_start, start, end, cpm); 53 } 54 55 void *aic_get_channel(void *aic, int num, void *channel) 56 { 57 return x1600_aic_get_channel(aic, num, channel); 58 } 59 60 unsigned int aic_transfer(void *channel, l4re_dma_space_dma_addr_t paddr, 61 uint32_t count, uint32_t sample_rate, 62 uint8_t sample_size) 63 { 64 return x1600_aic_transfer(channel, paddr, count, sample_rate, sample_size); 65 } 66 67 68 69 /* CPM adapter functions. */ 70 71 void *cpm_init(l4_addr_t cpm_base) 72 { 73 return jz4780_cpm_init(cpm_base); 74 } 75 76 const char *cpm_clock_type(void *cpm, enum Clock_identifiers clock) 77 { 78 return jz4780_cpm_clock_type(cpm, clock); 79 } 80 81 int cpm_have_clock(void *cpm, enum Clock_identifiers clock) 82 { 83 return jz4780_cpm_have_clock(cpm, clock); 84 } 85 86 void cpm_start_clock(void *cpm, enum Clock_identifiers clock) 87 { 88 jz4780_cpm_start_clock(cpm, clock); 89 } 90 91 void cpm_stop_clock(void *cpm, enum Clock_identifiers clock) 92 { 93 jz4780_cpm_stop_clock(cpm, clock); 94 } 95 96 int cpm_get_parameters(void *cpm, enum Clock_identifiers clock, 97 uint32_t parameters[]) 98 { 99 return jz4780_cpm_get_parameters(cpm, clock, parameters); 100 } 101 102 int cpm_set_parameters(void *cpm, enum Clock_identifiers clock, 103 int num_parameters, uint32_t parameters[]) 104 { 105 return jz4780_cpm_set_parameters(cpm, clock, num_parameters, parameters); 106 } 107 108 uint8_t cpm_get_source(void *cpm, enum Clock_identifiers clock) 109 { 110 return jz4780_cpm_get_source(cpm, clock); 111 } 112 113 void cpm_set_source(void *cpm, enum Clock_identifiers clock, uint8_t source) 114 { 115 jz4780_cpm_set_source(cpm, clock, source); 116 } 117 118 enum Clock_identifiers cpm_get_source_clock(void *cpm, enum Clock_identifiers clock) 119 { 120 return jz4780_cpm_get_source_clock(cpm, clock); 121 } 122 123 void cpm_set_source_clock(void *cpm, enum Clock_identifiers clock, enum Clock_identifiers source) 124 { 125 jz4780_cpm_set_source_clock(cpm, clock, source); 126 } 127 128 uint64_t cpm_get_source_frequency(void *cpm, enum Clock_identifiers clock) 129 { 130 return jz4780_cpm_get_source_frequency(cpm, clock); 131 } 132 133 uint64_t cpm_get_frequency(void *cpm, enum Clock_identifiers clock) 134 { 135 return jz4780_cpm_get_frequency(cpm, clock); 136 } 137 138 int cpm_set_frequency(void *cpm, enum Clock_identifiers clock, uint64_t frequency) 139 { 140 return jz4780_cpm_set_frequency(cpm, clock, frequency); 141 } 142 143 144 145 /* DMA adapter functions. */ 146 147 void *dma_init(l4_addr_t start, l4_addr_t end, void *cpm) 148 { 149 return jz4780_dma_init(start, end, cpm); 150 } 151 152 void dma_disable(void *dma_chip) 153 { 154 jz4780_dma_disable(dma_chip); 155 } 156 157 void dma_enable(void *dma_chip) 158 { 159 jz4780_dma_enable(dma_chip); 160 } 161 162 void *dma_get_channel(void *dma, uint8_t channel, l4_cap_idx_t irq) 163 { 164 return jz4780_dma_get_channel(dma, channel, irq); 165 } 166 167 unsigned int dma_transfer(void *dma_channel, 168 uint32_t source, uint32_t destination, 169 unsigned int count, 170 int source_increment, int destination_increment, 171 uint8_t source_width, uint8_t destination_width, 172 uint8_t transfer_unit_size, 173 int type) 174 { 175 return jz4780_dma_transfer(dma_channel, source, destination, count, 176 source_increment, destination_increment, 177 source_width, destination_width, 178 transfer_unit_size, type); 179 } 180 181 unsigned int dma_wait(void *dma_channel) 182 { 183 return jz4780_dma_wait(dma_channel); 184 } 185 186 187 188 /* GPIO adapter functions. */ 189 190 void *gpio_init(l4_addr_t start, l4_addr_t end, unsigned pins, 191 l4_uint32_t pull_ups, l4_uint32_t pull_downs) 192 { 193 return jz4780_gpio_init(start, end, pins, pull_ups, pull_downs); 194 } 195 196 void gpio_setup(void *gpio, unsigned pin, unsigned mode, int value) 197 { 198 jz4780_gpio_setup(gpio, pin, mode, value); 199 } 200 201 void gpio_config_pull(void *gpio, unsigned pin, unsigned mode) 202 { 203 jz4780_gpio_config_pull(gpio, pin, mode); 204 } 205 206 void gpio_config_pad(void *gpio, unsigned pin, unsigned func, unsigned value) 207 { 208 jz4780_gpio_config_pad(gpio, pin, func, value); 209 } 210 211 void gpio_config_get(void *gpio, unsigned pin, unsigned reg, unsigned *value) 212 { 213 jz4780_gpio_config_get(gpio, pin, reg, value); 214 } 215 216 void gpio_config_pad_get(void *gpio, unsigned pin, unsigned *func, unsigned *value) 217 { 218 jz4780_gpio_config_pad_get(gpio, pin, func, value); 219 } 220 221 void gpio_multi_setup(void *gpio, Pin_slice const *mask, unsigned mode, unsigned outvalues) 222 { 223 jz4780_gpio_multi_setup(gpio, mask, mode, outvalues); 224 } 225 226 void gpio_multi_config_pad(void *gpio, Pin_slice const *mask, unsigned func, unsigned value) 227 { 228 jz4780_gpio_multi_config_pad(gpio, mask, func, value); 229 } 230 231 void gpio_multi_set(void *gpio, Pin_slice const *mask, unsigned data) 232 { 233 jz4780_gpio_multi_set(gpio, mask, data); 234 } 235 236 unsigned gpio_multi_get(void *gpio, unsigned offset) 237 { 238 return jz4780_gpio_multi_get(gpio, offset); 239 } 240 241 int gpio_get(void *gpio, unsigned pin) 242 { 243 return jz4780_gpio_get(gpio, pin); 244 } 245 246 void gpio_set(void *gpio, unsigned pin, int value) 247 { 248 jz4780_gpio_set(gpio, pin, value); 249 } 250 251 void *gpio_get_irq(void *gpio, unsigned pin) 252 { 253 return jz4780_gpio_get_irq(gpio, pin); 254 } 255 256 bool gpio_irq_set_mode(void *gpio_irq, unsigned mode) 257 { 258 return jz4780_gpio_irq_set_mode(gpio_irq, mode); 259 } 260 261 262 263 /* I2C adapter functions. */ 264 265 void *i2c_init(l4_addr_t start, l4_addr_t end, void *cpm, 266 uint32_t frequency) 267 { 268 return jz4780_i2c_init(start, end, cpm, frequency); 269 } 270 271 void *i2c_get_channel(void *i2c, uint8_t channel) 272 { 273 return jz4780_i2c_get_channel(i2c, channel); 274 } 275 276 uint32_t i2c_get_frequency(void *i2c_channel) 277 { 278 return jz4780_i2c_get_frequency(i2c_channel); 279 } 280 281 void i2c_set_target(void *i2c_channel, uint8_t addr) 282 { 283 return jz4780_i2c_set_target(i2c_channel, addr); 284 } 285 286 void i2c_start_read(void *i2c_channel, uint8_t buf[], unsigned int total, 287 int stop) 288 { 289 jz4780_i2c_start_read(i2c_channel, buf, total, stop); 290 } 291 292 void i2c_read(void *i2c_channel) 293 { 294 jz4780_i2c_read(i2c_channel); 295 } 296 297 void i2c_start_write(void *i2c_channel, uint8_t buf[], unsigned int total, 298 int stop) 299 { 300 jz4780_i2c_start_write(i2c_channel, buf, total, stop); 301 } 302 303 void i2c_write(void *i2c_channel) 304 { 305 jz4780_i2c_write(i2c_channel); 306 } 307 308 int i2c_read_done(void *i2c_channel) 309 { 310 return jz4780_i2c_read_done(i2c_channel); 311 } 312 313 int i2c_write_done(void *i2c_channel) 314 { 315 return jz4780_i2c_write_done(i2c_channel); 316 } 317 318 unsigned int i2c_have_read(void *i2c_channel) 319 { 320 return jz4780_i2c_have_read(i2c_channel); 321 } 322 323 unsigned int i2c_have_written(void *i2c_channel) 324 { 325 return jz4780_i2c_have_written(i2c_channel); 326 } 327 328 int i2c_failed(void *i2c_channel) 329 { 330 return jz4780_i2c_failed(i2c_channel); 331 } 332 333 void i2c_stop(void *i2c_channel) 334 { 335 jz4780_i2c_stop(i2c_channel); 336 } 337 338 339 340 /* MSC adapter functions. */ 341 342 void *msc_init(l4_addr_t msc_start, l4_addr_t start, l4_addr_t end) 343 { 344 return jz4780_msc_init(msc_start, start, end); 345 } 346 347 void *msc_get_channel(void *msc, uint8_t channel, l4_cap_idx_t irq, void *dma) 348 { 349 return jz4780_msc_get_channel(msc, channel, irq, dma); 350 } 351 352 uint32_t msc_get_status(void *msc_channel) 353 { 354 return jz4780_msc_get_status(msc_channel); 355 } 356 357 void msc_enable(void *msc_channel) 358 { 359 jz4780_msc_enable(msc_channel); 360 } 361 362 uint32_t msc_read_blocks(void *msc_channel, uint8_t card, 363 l4re_dma_space_dma_addr_t paddr, 364 uint32_t block_address, uint32_t block_count) 365 { 366 return jz4780_msc_read_blocks(msc_channel, card, paddr, block_address, 367 block_count); 368 } 369 370 371 372 /* RTC adapter functions. */ 373 374 void *rtc_init(l4_addr_t start, void *cpm) 375 { 376 /* Ignore the CPM requirement for the JZ4780. */ 377 378 (void) cpm; 379 return x1600_rtc_init(start, NULL); 380 } 381 382 void rtc_disable(void *rtc) 383 { 384 x1600_rtc_disable(rtc); 385 } 386 387 void rtc_enable(void *rtc) 388 { 389 x1600_rtc_enable(rtc); 390 } 391 392 void rtc_alarm_disable(void *rtc) 393 { 394 x1600_rtc_alarm_disable(rtc); 395 } 396 397 void rtc_alarm_enable(void *rtc) 398 { 399 x1600_rtc_alarm_enable(rtc); 400 } 401 402 uint32_t rtc_get_seconds(void *rtc) 403 { 404 return x1600_rtc_get_seconds(rtc); 405 } 406 407 void rtc_set_seconds(void *rtc, uint32_t seconds) 408 { 409 x1600_rtc_set_seconds(rtc, seconds); 410 } 411 412 uint32_t rtc_get_alarm_seconds(void *rtc) 413 { 414 return x1600_rtc_get_alarm_seconds(rtc); 415 } 416 417 void rtc_set_alarm_seconds(void *rtc, uint32_t seconds) 418 { 419 x1600_rtc_set_alarm_seconds(rtc, seconds); 420 } 421 422 void rtc_hibernate(void *rtc) 423 { 424 x1600_rtc_hibernate(rtc); 425 } 426 427 void rtc_power_down(void *rtc) 428 { 429 x1600_rtc_power_down(rtc); 430 } 431 432 void rtc_set_regulator(void *rtc, uint32_t base, uint32_t adjustment) 433 { 434 x1600_rtc_set_regulator(rtc, base, adjustment); 435 } 436 437 438 439 /* SPI adapter functions. */ 440 441 void *spi_init(l4_addr_t spi_start, l4_addr_t start, l4_addr_t end, void *cpm) 442 { 443 return jz4780_spi_init(spi_start, start, end, cpm); 444 } 445 446 void *spi_get_channel(void *spi, uint8_t num, void *channel, uint64_t frequency, 447 void *control_chip, int control_pin, int control_alt_func) 448 { 449 void *ch = jz4780_spi_get_channel(spi, num, channel, frequency); 450 451 return spi_hybrid_get_channel(ch, control_chip, control_pin, control_alt_func); 452 } 453 454 void *spi_get_channel_gpio(uint64_t frequency, 455 void *clock_chip, int clock_pin, 456 void *data_chip, int data_pin, 457 void *enable_chip, int enable_pin, 458 void *control_chip, int control_pin) 459 { 460 void *ch = spi_gpio_get_channel(frequency, clock_chip, clock_pin, data_chip, 461 data_pin, enable_chip, enable_pin, control_chip, 462 control_pin); 463 464 return spi_hybrid_get_channel(ch, control_chip, control_pin, -1); 465 } 466 467 void spi_acquire_control(void *channel, int level) 468 { 469 spi_hybrid_acquire_control(channel, level); 470 } 471 472 void spi_release_control(void *channel) 473 { 474 spi_hybrid_release_control(channel); 475 } 476 477 void spi_send(void *channel, uint32_t bytes, const uint8_t data[]) 478 { 479 spi_hybrid_send(channel, bytes, data); 480 } 481 482 void spi_send_units(void *channel, uint32_t bytes, const uint8_t data[], 483 uint8_t unit_size, uint8_t char_size, int big_endian) 484 { 485 spi_hybrid_send_units(channel, bytes, data, unit_size, char_size, big_endian); 486 } 487 488 uint32_t spi_transfer(void *channel, l4_addr_t vaddr, 489 l4re_dma_space_dma_addr_t paddr, uint32_t count, 490 uint8_t unit_size, uint8_t char_size, 491 l4_addr_t desc_vaddr, l4re_dma_space_dma_addr_t desc_paddr) 492 { 493 return spi_hybrid_transfer_descriptor(channel, vaddr, paddr, count, unit_size, 494 char_size, desc_vaddr, desc_paddr); 495 } 496 497 498 499 /* TCU adapter functions. */ 500 501 void *tcu_init(l4_addr_t start, l4_addr_t end) 502 { 503 return jz4780_tcu_init(start, end); 504 } 505 506 void *tcu_get_channel(void *tcu, uint8_t channel, l4_cap_idx_t irq) 507 { 508 return jz4780_tcu_get_channel(tcu, channel, irq); 509 } 510 511 void tcu_disable(void *tcu_channel) 512 { 513 jz4780_tcu_disable(tcu_channel); 514 } 515 516 void tcu_enable(void *tcu_channel) 517 { 518 jz4780_tcu_enable(tcu_channel); 519 } 520 521 int tcu_is_enabled(void *tcu_channel) 522 { 523 return jz4780_tcu_is_enabled(tcu_channel); 524 } 525 526 uint8_t tcu_get_clock(void *tcu_channel) 527 { 528 return jz4780_tcu_get_clock(tcu_channel); 529 } 530 531 void tcu_set_clock(void *tcu_channel, uint8_t clock) 532 { 533 jz4780_tcu_set_clock(tcu_channel, clock); 534 } 535 536 uint32_t tcu_get_prescale(void *tcu_channel) 537 { 538 return jz4780_tcu_get_prescale(tcu_channel); 539 } 540 541 void tcu_set_prescale(void *tcu_channel, uint32_t prescale) 542 { 543 jz4780_tcu_set_prescale(tcu_channel, prescale); 544 } 545 546 uint32_t tcu_get_counter(void *tcu_channel) 547 { 548 return jz4780_tcu_get_counter(tcu_channel); 549 } 550 551 void tcu_set_counter(void *tcu_channel, uint32_t value) 552 { 553 jz4780_tcu_set_counter(tcu_channel, value); 554 } 555 556 uint8_t tcu_get_count_mode(void *tcu_channel) 557 { 558 return jz4780_tcu_get_count_mode(tcu_channel); 559 } 560 561 void tcu_set_count_mode(void *tcu_channel, uint8_t mode) 562 { 563 jz4780_tcu_set_count_mode(tcu_channel, mode); 564 } 565 566 uint32_t tcu_get_full_data_value(void *tcu_channel) 567 { 568 return jz4780_tcu_get_full_data_value(tcu_channel); 569 } 570 571 void tcu_set_full_data_value(void *tcu_channel, uint32_t value) 572 { 573 jz4780_tcu_set_full_data_value(tcu_channel, value); 574 } 575 576 uint32_t tcu_get_half_data_value(void *tcu_channel) 577 { 578 return jz4780_tcu_get_half_data_value(tcu_channel); 579 } 580 581 void tcu_set_half_data_value(void *tcu_channel, uint32_t value) 582 { 583 jz4780_tcu_set_half_data_value(tcu_channel, value); 584 } 585 586 int tcu_get_full_data_mask(void *tcu_channel) 587 { 588 return jz4780_tcu_get_full_data_mask(tcu_channel); 589 } 590 591 void tcu_set_full_data_mask(void *tcu_channel, int masked) 592 { 593 jz4780_tcu_set_full_data_mask(tcu_channel, masked); 594 } 595 596 int tcu_get_half_data_mask(void *tcu_channel) 597 { 598 return jz4780_tcu_get_half_data_mask(tcu_channel); 599 } 600 601 void tcu_set_half_data_mask(void *tcu_channel, int masked) 602 { 603 jz4780_tcu_set_half_data_mask(tcu_channel, masked); 604 } 605 606 int tcu_have_interrupt(void *tcu_channel) 607 { 608 return jz4780_tcu_have_interrupt(tcu_channel); 609 } 610 611 int tcu_wait_for_irq(void *tcu_channel, uint32_t timeout) 612 { 613 return jz4780_tcu_wait_for_irq(tcu_channel, timeout); 614 } 615 616 617 618 /* Memory regions. */ 619 620 const char *io_memory_regions[] = { 621 [AIC] = "jz4780-aic", 622 [CPM] = "jz4780-cpm", 623 [DMA] = "jz4780-dma", 624 [GPIO] = "jz4780-gpio", 625 [I2C] = "jz4780-i2c", 626 [MSC] = "jz4780-msc", 627 [RTC] = "jz4780-rtc", 628 [SSI] = "jz4780-ssi", 629 [TCU] = "jz4780-tcu", 630 }; 631 632 633 634 /* AIC definitions. */ 635 636 void *aic_channels[] = {NULL, NULL}; 637 638 const unsigned int num_aic_channels = 2; 639 640 l4_cap_idx_t aic_irqs[] = {L4_INVALID_CAP}; 641 642 643 644 /* CPM definitions. */ 645 646 struct clock_info clocks[] = { 647 {"ext", Clock_external, "EXCLK"}, 648 {"ext_512", Clock_external_div_512, "EXCLK/512"}, 649 {"rtc_ext", Clock_rtc_external, "RTCLK"}, 650 {"plla", Clock_pll_A, "PLL A"}, 651 {"plle", Clock_pll_E, "PLL E"}, 652 {"pllm", Clock_pll_M, "PLL M"}, 653 {"pllv", Clock_pll_V, "PLL V"}, 654 {"main", Clock_main, "Main (SCLK_A)"}, 655 {"cpu", Clock_cpu, "CPU"}, 656 {"l2c", Clock_l2cache, "L2 cache"}, 657 {"h2p", Clock_hclock2_pclock, "AHB2/APB"}, 658 {"ahb0", Clock_hclock0, "AHB0"}, 659 {"ahb2", Clock_hclock2, "AHB2"}, 660 {"apb", Clock_pclock, "APB"}, 661 {"dma", Clock_dma, "DMA"}, 662 {"hdmi", Clock_lcd, "HDMI"}, 663 {"lcd", Clock_lcd, "LCD"}, 664 {"lcd0", Clock_lcd_pixel0, "LCD0 pixel"}, 665 {"lcd1", Clock_lcd_pixel1, "LCD1 pixel"}, 666 {"msc", Clock_msc, "MSC"}, 667 {"msc0", Clock_msc0, "MSC0"}, 668 {"msc1", Clock_msc1, "MSC1"}, 669 {"msc2", Clock_msc1, "MSC2"}, 670 {"otg0", Clock_otg0, "USB OTG0"}, 671 {"otg1", Clock_otg1, "USB OTG1"}, 672 {"i2c0", Clock_i2c0, "I2C0"}, 673 {"i2c1", Clock_i2c1, "I2C1"}, 674 {"i2c2", Clock_i2c2, "I2C2"}, 675 {"i2c3", Clock_i2c3, "I2C3"}, 676 {"i2c4", Clock_i2c4, "I2C4"}, 677 {"i2s0", Clock_i2s0, "I2S0"}, 678 {"i2s1", Clock_i2s1, "I2S1"}, 679 {"pcm", Clock_pcm, "PCM"}, 680 {"rtc", Clock_rtc, "RTC"}, 681 {"ssi", Clock_ssi, "SSI"}, 682 {"ssi0", Clock_ssi0, "SSI0"}, 683 {"ssi1", Clock_ssi1, "SSI1"}, 684 {"uart0", Clock_uart0, "UART0"}, 685 {"uart1", Clock_uart1, "UART1"}, 686 {"uart2", Clock_uart2, "UART2"}, 687 {"uart3", Clock_uart3, "UART3"}, 688 {"uart4", Clock_uart4, "UART4"}, 689 {"usbphy", Clock_usb_phy, "USB PHY"}, 690 {NULL, Clock_none, NULL}, 691 }; 692 693 694 695 /* DMA definitions. */ 696 697 void *dma_channels[32] = {NULL}; 698 699 const unsigned int num_dma_channels = 32; 700 701 struct dma_region dma_regions[8]; 702 703 const unsigned int num_dma_regions = 8; 704 705 l4_cap_idx_t dma_irq = L4_INVALID_CAP; 706 707 708 709 /* GPIO definitions. */ 710 711 struct gpio_port gpio_ports[] = { 712 {0x3fff00ff, 0x00000000}, 713 {0xfff0f3fc, 0x000f0c03}, 714 {0x0fffffff, 0x00000000}, 715 {0xffff4fff, 0x0000b000}, 716 {0xf0fff37c, 0x00000483}, 717 {0x7fa7f00f, 0x00580ff0}, 718 }; 719 720 const unsigned int num_gpio_ports = 6; 721 722 const char gpio_port_labels[] = "ABCDEF"; 723 724 725 726 /* I2C definitions. */ 727 728 void *i2c_channels[] = {NULL, NULL, NULL, NULL, NULL}; 729 730 const unsigned int num_i2c_channels = 5; 731 732 l4_cap_idx_t i2c_irqs[] = {L4_INVALID_CAP, L4_INVALID_CAP}; 733 734 735 736 /* MSC definitions. */ 737 738 void *msc_channels[] = {NULL, NULL, NULL}; 739 740 const unsigned int num_msc_channels = 3; 741 742 l4_cap_idx_t msc_irqs[] = {L4_INVALID_CAP, L4_INVALID_CAP, L4_INVALID_CAP}; 743 744 745 746 /* SPI definitions. */ 747 748 void *spi_channels[] = {NULL, NULL}; 749 750 const unsigned int num_spi_channels = 2; 751 752 753 754 /* TCU definitions. */ 755 756 void *tcu_channels[] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL}; 757 758 const unsigned int num_tcu_channels = 8; 759 760 l4_cap_idx_t tcu_irq = L4_INVALID_CAP;