Commit f776471f620a07be234f40288a1fd9932d039e26
Committed by
Kevin Hilman
1 parent
4fe20e97c8
Exists in
master
and in
4 other branches
OMAP4: hwmod: add I2C hwmods for OMAP4430
Add hwmod structures for I2C controllers on OMAP4430. Signed-off-by: Benoit Cousson <b-cousson@ti.com> Signed-off-by: Rajendra Nayak <rnayak@ti.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Showing 1 changed file with 237 additions and 0 deletions Side-by-side Diff
arch/arm/mach-omap2/omap_hwmod_44xx_data.c
... | ... | @@ -383,6 +383,238 @@ |
383 | 383 | }; |
384 | 384 | |
385 | 385 | /* |
386 | + * 'i2c' class | |
387 | + * multimaster high-speed i2c controller | |
388 | + */ | |
389 | + | |
390 | +static struct omap_hwmod_class_sysconfig omap44xx_i2c_sysc = { | |
391 | + .sysc_offs = 0x0010, | |
392 | + .syss_offs = 0x0090, | |
393 | + .sysc_flags = (SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE | | |
394 | + SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SOFTRESET | | |
395 | + SYSC_HAS_AUTOIDLE), | |
396 | + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), | |
397 | + .sysc_fields = &omap_hwmod_sysc_type1, | |
398 | +}; | |
399 | + | |
400 | +static struct omap_hwmod_class omap44xx_i2c_hwmod_class = { | |
401 | + .name = "i2c", | |
402 | + .sysc = &omap44xx_i2c_sysc, | |
403 | +}; | |
404 | + | |
405 | +/* i2c1 */ | |
406 | +static struct omap_hwmod omap44xx_i2c1_hwmod; | |
407 | +static struct omap_hwmod_irq_info omap44xx_i2c1_irqs[] = { | |
408 | + { .irq = 56 + OMAP44XX_IRQ_GIC_START }, | |
409 | +}; | |
410 | + | |
411 | +static struct omap_hwmod_dma_info omap44xx_i2c1_sdma_reqs[] = { | |
412 | + { .name = "tx", .dma_req = 26 + OMAP44XX_DMA_REQ_START }, | |
413 | + { .name = "rx", .dma_req = 27 + OMAP44XX_DMA_REQ_START }, | |
414 | +}; | |
415 | + | |
416 | +static struct omap_hwmod_addr_space omap44xx_i2c1_addrs[] = { | |
417 | + { | |
418 | + .pa_start = 0x48070000, | |
419 | + .pa_end = 0x480700ff, | |
420 | + .flags = ADDR_TYPE_RT | |
421 | + }, | |
422 | +}; | |
423 | + | |
424 | +/* l4_per -> i2c1 */ | |
425 | +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c1 = { | |
426 | + .master = &omap44xx_l4_per_hwmod, | |
427 | + .slave = &omap44xx_i2c1_hwmod, | |
428 | + .clk = "l4_div_ck", | |
429 | + .addr = omap44xx_i2c1_addrs, | |
430 | + .addr_cnt = ARRAY_SIZE(omap44xx_i2c1_addrs), | |
431 | + .user = OCP_USER_MPU | OCP_USER_SDMA, | |
432 | +}; | |
433 | + | |
434 | +/* i2c1 slave ports */ | |
435 | +static struct omap_hwmod_ocp_if *omap44xx_i2c1_slaves[] = { | |
436 | + &omap44xx_l4_per__i2c1, | |
437 | +}; | |
438 | + | |
439 | +static struct omap_hwmod omap44xx_i2c1_hwmod = { | |
440 | + .name = "i2c1", | |
441 | + .class = &omap44xx_i2c_hwmod_class, | |
442 | + .flags = HWMOD_INIT_NO_RESET, | |
443 | + .mpu_irqs = omap44xx_i2c1_irqs, | |
444 | + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c1_irqs), | |
445 | + .sdma_reqs = omap44xx_i2c1_sdma_reqs, | |
446 | + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c1_sdma_reqs), | |
447 | + .main_clk = "i2c1_fck", | |
448 | + .prcm = { | |
449 | + .omap4 = { | |
450 | + .clkctrl_reg = OMAP4430_CM_L4PER_I2C1_CLKCTRL, | |
451 | + }, | |
452 | + }, | |
453 | + .slaves = omap44xx_i2c1_slaves, | |
454 | + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c1_slaves), | |
455 | + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), | |
456 | +}; | |
457 | + | |
458 | +/* i2c2 */ | |
459 | +static struct omap_hwmod omap44xx_i2c2_hwmod; | |
460 | +static struct omap_hwmod_irq_info omap44xx_i2c2_irqs[] = { | |
461 | + { .irq = 57 + OMAP44XX_IRQ_GIC_START }, | |
462 | +}; | |
463 | + | |
464 | +static struct omap_hwmod_dma_info omap44xx_i2c2_sdma_reqs[] = { | |
465 | + { .name = "tx", .dma_req = 28 + OMAP44XX_DMA_REQ_START }, | |
466 | + { .name = "rx", .dma_req = 29 + OMAP44XX_DMA_REQ_START }, | |
467 | +}; | |
468 | + | |
469 | +static struct omap_hwmod_addr_space omap44xx_i2c2_addrs[] = { | |
470 | + { | |
471 | + .pa_start = 0x48072000, | |
472 | + .pa_end = 0x480720ff, | |
473 | + .flags = ADDR_TYPE_RT | |
474 | + }, | |
475 | +}; | |
476 | + | |
477 | +/* l4_per -> i2c2 */ | |
478 | +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c2 = { | |
479 | + .master = &omap44xx_l4_per_hwmod, | |
480 | + .slave = &omap44xx_i2c2_hwmod, | |
481 | + .clk = "l4_div_ck", | |
482 | + .addr = omap44xx_i2c2_addrs, | |
483 | + .addr_cnt = ARRAY_SIZE(omap44xx_i2c2_addrs), | |
484 | + .user = OCP_USER_MPU | OCP_USER_SDMA, | |
485 | +}; | |
486 | + | |
487 | +/* i2c2 slave ports */ | |
488 | +static struct omap_hwmod_ocp_if *omap44xx_i2c2_slaves[] = { | |
489 | + &omap44xx_l4_per__i2c2, | |
490 | +}; | |
491 | + | |
492 | +static struct omap_hwmod omap44xx_i2c2_hwmod = { | |
493 | + .name = "i2c2", | |
494 | + .class = &omap44xx_i2c_hwmod_class, | |
495 | + .flags = HWMOD_INIT_NO_RESET, | |
496 | + .mpu_irqs = omap44xx_i2c2_irqs, | |
497 | + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c2_irqs), | |
498 | + .sdma_reqs = omap44xx_i2c2_sdma_reqs, | |
499 | + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c2_sdma_reqs), | |
500 | + .main_clk = "i2c2_fck", | |
501 | + .prcm = { | |
502 | + .omap4 = { | |
503 | + .clkctrl_reg = OMAP4430_CM_L4PER_I2C2_CLKCTRL, | |
504 | + }, | |
505 | + }, | |
506 | + .slaves = omap44xx_i2c2_slaves, | |
507 | + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c2_slaves), | |
508 | + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), | |
509 | +}; | |
510 | + | |
511 | +/* i2c3 */ | |
512 | +static struct omap_hwmod omap44xx_i2c3_hwmod; | |
513 | +static struct omap_hwmod_irq_info omap44xx_i2c3_irqs[] = { | |
514 | + { .irq = 61 + OMAP44XX_IRQ_GIC_START }, | |
515 | +}; | |
516 | + | |
517 | +static struct omap_hwmod_dma_info omap44xx_i2c3_sdma_reqs[] = { | |
518 | + { .name = "tx", .dma_req = 24 + OMAP44XX_DMA_REQ_START }, | |
519 | + { .name = "rx", .dma_req = 25 + OMAP44XX_DMA_REQ_START }, | |
520 | +}; | |
521 | + | |
522 | +static struct omap_hwmod_addr_space omap44xx_i2c3_addrs[] = { | |
523 | + { | |
524 | + .pa_start = 0x48060000, | |
525 | + .pa_end = 0x480600ff, | |
526 | + .flags = ADDR_TYPE_RT | |
527 | + }, | |
528 | +}; | |
529 | + | |
530 | +/* l4_per -> i2c3 */ | |
531 | +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c3 = { | |
532 | + .master = &omap44xx_l4_per_hwmod, | |
533 | + .slave = &omap44xx_i2c3_hwmod, | |
534 | + .clk = "l4_div_ck", | |
535 | + .addr = omap44xx_i2c3_addrs, | |
536 | + .addr_cnt = ARRAY_SIZE(omap44xx_i2c3_addrs), | |
537 | + .user = OCP_USER_MPU | OCP_USER_SDMA, | |
538 | +}; | |
539 | + | |
540 | +/* i2c3 slave ports */ | |
541 | +static struct omap_hwmod_ocp_if *omap44xx_i2c3_slaves[] = { | |
542 | + &omap44xx_l4_per__i2c3, | |
543 | +}; | |
544 | + | |
545 | +static struct omap_hwmod omap44xx_i2c3_hwmod = { | |
546 | + .name = "i2c3", | |
547 | + .class = &omap44xx_i2c_hwmod_class, | |
548 | + .flags = HWMOD_INIT_NO_RESET, | |
549 | + .mpu_irqs = omap44xx_i2c3_irqs, | |
550 | + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c3_irqs), | |
551 | + .sdma_reqs = omap44xx_i2c3_sdma_reqs, | |
552 | + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c3_sdma_reqs), | |
553 | + .main_clk = "i2c3_fck", | |
554 | + .prcm = { | |
555 | + .omap4 = { | |
556 | + .clkctrl_reg = OMAP4430_CM_L4PER_I2C3_CLKCTRL, | |
557 | + }, | |
558 | + }, | |
559 | + .slaves = omap44xx_i2c3_slaves, | |
560 | + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c3_slaves), | |
561 | + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), | |
562 | +}; | |
563 | + | |
564 | +/* i2c4 */ | |
565 | +static struct omap_hwmod omap44xx_i2c4_hwmod; | |
566 | +static struct omap_hwmod_irq_info omap44xx_i2c4_irqs[] = { | |
567 | + { .irq = 62 + OMAP44XX_IRQ_GIC_START }, | |
568 | +}; | |
569 | + | |
570 | +static struct omap_hwmod_dma_info omap44xx_i2c4_sdma_reqs[] = { | |
571 | + { .name = "tx", .dma_req = 123 + OMAP44XX_DMA_REQ_START }, | |
572 | + { .name = "rx", .dma_req = 124 + OMAP44XX_DMA_REQ_START }, | |
573 | +}; | |
574 | + | |
575 | +static struct omap_hwmod_addr_space omap44xx_i2c4_addrs[] = { | |
576 | + { | |
577 | + .pa_start = 0x48350000, | |
578 | + .pa_end = 0x483500ff, | |
579 | + .flags = ADDR_TYPE_RT | |
580 | + }, | |
581 | +}; | |
582 | + | |
583 | +/* l4_per -> i2c4 */ | |
584 | +static struct omap_hwmod_ocp_if omap44xx_l4_per__i2c4 = { | |
585 | + .master = &omap44xx_l4_per_hwmod, | |
586 | + .slave = &omap44xx_i2c4_hwmod, | |
587 | + .clk = "l4_div_ck", | |
588 | + .addr = omap44xx_i2c4_addrs, | |
589 | + .addr_cnt = ARRAY_SIZE(omap44xx_i2c4_addrs), | |
590 | + .user = OCP_USER_MPU | OCP_USER_SDMA, | |
591 | +}; | |
592 | + | |
593 | +/* i2c4 slave ports */ | |
594 | +static struct omap_hwmod_ocp_if *omap44xx_i2c4_slaves[] = { | |
595 | + &omap44xx_l4_per__i2c4, | |
596 | +}; | |
597 | + | |
598 | +static struct omap_hwmod omap44xx_i2c4_hwmod = { | |
599 | + .name = "i2c4", | |
600 | + .class = &omap44xx_i2c_hwmod_class, | |
601 | + .flags = HWMOD_INIT_NO_RESET, | |
602 | + .mpu_irqs = omap44xx_i2c4_irqs, | |
603 | + .mpu_irqs_cnt = ARRAY_SIZE(omap44xx_i2c4_irqs), | |
604 | + .sdma_reqs = omap44xx_i2c4_sdma_reqs, | |
605 | + .sdma_reqs_cnt = ARRAY_SIZE(omap44xx_i2c4_sdma_reqs), | |
606 | + .main_clk = "i2c4_fck", | |
607 | + .prcm = { | |
608 | + .omap4 = { | |
609 | + .clkctrl_reg = OMAP4430_CM_L4PER_I2C4_CLKCTRL, | |
610 | + }, | |
611 | + }, | |
612 | + .slaves = omap44xx_i2c4_slaves, | |
613 | + .slaves_cnt = ARRAY_SIZE(omap44xx_i2c4_slaves), | |
614 | + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), | |
615 | +}; | |
616 | + | |
617 | +/* | |
386 | 618 | * 'mpu_bus' class |
387 | 619 | * instance(s): mpu_private |
388 | 620 | */ |
... | ... | @@ -826,6 +1058,11 @@ |
826 | 1058 | &omap44xx_l4_cfg_hwmod, |
827 | 1059 | &omap44xx_l4_per_hwmod, |
828 | 1060 | &omap44xx_l4_wkup_hwmod, |
1061 | + /* i2c class */ | |
1062 | + &omap44xx_i2c1_hwmod, | |
1063 | + &omap44xx_i2c2_hwmod, | |
1064 | + &omap44xx_i2c3_hwmod, | |
1065 | + &omap44xx_i2c4_hwmod, | |
829 | 1066 | /* mpu_bus class */ |
830 | 1067 | &omap44xx_mpu_private_hwmod, |
831 | 1068 |