Commit f776471f620a07be234f40288a1fd9932d039e26

Authored by Benoit Cousson
Committed by Kevin Hilman
1 parent 4fe20e97c8

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