Lines Matching refs:bus
79 static u16 bcma_cc_core_id(struct bcma_bus *bus) in bcma_cc_core_id() argument
81 if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) in bcma_cc_core_id()
86 struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, in bcma_find_core_unit() argument
91 list_for_each_entry(core, &bus->cores, list) { in bcma_find_core_unit()
113 bcma_warn(core->bus, "Timeout waiting for register 0x%04X!\n", reg); in bcma_wait_value()
191 bcma_debug(core->bus, "bcma_of_get_irq() failed with rc=%d\n", in bcma_of_get_irq()
215 struct bcma_bus *bus = core->bus; in bcma_core_irq() local
218 switch (bus->hosttype) { in bcma_core_irq()
220 return bus->host_pci->irq; in bcma_core_irq()
222 if (bus->drv_mips.core && num == 0) { in bcma_core_irq()
226 if (bus->host_pdev) in bcma_core_irq()
227 return bcma_of_get_irq(&bus->host_pdev->dev, core, num); in bcma_core_irq()
237 void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core) in bcma_prepare_core() argument
240 core->dev.bus = &bcma_bus_type; in bcma_prepare_core()
241 dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index); in bcma_prepare_core()
242 core->dev.parent = bcma_bus_get_host_dev(bus); in bcma_prepare_core()
246 switch (bus->hosttype) { in bcma_prepare_core()
248 core->dma_dev = &bus->host_pci->dev; in bcma_prepare_core()
249 core->irq = bus->host_pci->irq; in bcma_prepare_core()
252 if (IS_ENABLED(CONFIG_OF) && bus->host_pdev) { in bcma_prepare_core()
253 core->dma_dev = &bus->host_pdev->dev; in bcma_prepare_core()
264 struct device *bcma_bus_get_host_dev(struct bcma_bus *bus) in bcma_bus_get_host_dev() argument
266 switch (bus->hosttype) { in bcma_bus_get_host_dev()
268 if (bus->host_pci) in bcma_bus_get_host_dev()
269 return &bus->host_pci->dev; in bcma_bus_get_host_dev()
273 if (bus->host_pdev) in bcma_bus_get_host_dev()
274 return &bus->host_pdev->dev; in bcma_bus_get_host_dev()
278 if (bus->host_sdio) in bcma_bus_get_host_dev()
279 return &bus->host_sdio->dev; in bcma_bus_get_host_dev()
286 void bcma_init_bus(struct bcma_bus *bus) in bcma_init_bus() argument
289 bus->num = bcma_bus_next_num++; in bcma_init_bus()
292 INIT_LIST_HEAD(&bus->cores); in bcma_init_bus()
293 bus->nr_cores = 0; in bcma_init_bus()
295 bcma_detect_chip(bus); in bcma_init_bus()
298 static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core) in bcma_register_core() argument
304 bcma_err(bus, "Could not register dev for core 0x%03X\n", in bcma_register_core()
312 static int bcma_register_devices(struct bcma_bus *bus) in bcma_register_devices() argument
317 list_for_each_entry(core, &bus->cores, list) { in bcma_register_devices()
340 bcma_register_core(bus, core); in bcma_register_devices()
344 if (bus->drv_cc.pflash.present) { in bcma_register_devices()
347 bcma_err(bus, "Error registering parallel flash\n"); in bcma_register_devices()
352 if (bus->drv_cc.sflash.present) { in bcma_register_devices()
355 bcma_err(bus, "Error registering serial flash\n"); in bcma_register_devices()
360 if (bus->drv_cc.nflash.present) { in bcma_register_devices()
363 bcma_err(bus, "Error registering NAND flash\n"); in bcma_register_devices()
366 err = bcma_gpio_init(&bus->drv_cc); in bcma_register_devices()
368 bcma_debug(bus, "GPIO driver not activated\n"); in bcma_register_devices()
370 bcma_err(bus, "Error registering GPIO driver: %i\n", err); in bcma_register_devices()
372 if (bus->hosttype == BCMA_HOSTTYPE_SOC) { in bcma_register_devices()
373 err = bcma_chipco_watchdog_register(&bus->drv_cc); in bcma_register_devices()
375 bcma_err(bus, "Error registering watchdog driver\n"); in bcma_register_devices()
381 void bcma_unregister_cores(struct bcma_bus *bus) in bcma_unregister_cores() argument
385 list_for_each_entry_safe(core, tmp, &bus->cores, list) { in bcma_unregister_cores()
391 if (bus->hosttype == BCMA_HOSTTYPE_SOC) in bcma_unregister_cores()
392 platform_device_unregister(bus->drv_cc.watchdog); in bcma_unregister_cores()
395 list_for_each_entry_safe(core, tmp, &bus->cores, list) { in bcma_unregister_cores()
401 int bcma_bus_register(struct bcma_bus *bus) in bcma_bus_register() argument
408 err = bcma_bus_scan(bus); in bcma_bus_register()
410 bcma_err(bus, "Failed to scan: %d\n", err); in bcma_bus_register()
415 core = bcma_find_core(bus, bcma_cc_core_id(bus)); in bcma_bus_register()
417 bus->drv_cc.core = core; in bcma_bus_register()
418 bcma_core_chipcommon_early_init(&bus->drv_cc); in bcma_bus_register()
422 core = bcma_find_core(bus, BCMA_CORE_PCIE); in bcma_bus_register()
424 bus->drv_pci[0].core = core; in bcma_bus_register()
425 bcma_core_pci_early_init(&bus->drv_pci[0]); in bcma_bus_register()
428 dev = bcma_bus_get_host_dev(bus); in bcma_bus_register()
434 list_for_each_entry(core, &bus->cores, list) { in bcma_bus_register()
436 bcma_register_core(bus, core); in bcma_bus_register()
440 err = bcma_sprom_get(bus); in bcma_bus_register()
442 bcma_err(bus, "No SPROM available\n"); in bcma_bus_register()
444 bcma_err(bus, "Failed to get SPROM: %d\n", err); in bcma_bus_register()
447 core = bcma_find_core(bus, bcma_cc_core_id(bus)); in bcma_bus_register()
449 bus->drv_cc.core = core; in bcma_bus_register()
450 bcma_core_chipcommon_init(&bus->drv_cc); in bcma_bus_register()
454 core = bcma_find_core(bus, BCMA_CORE_NS_CHIPCOMMON_B); in bcma_bus_register()
456 bus->drv_cc_b.core = core; in bcma_bus_register()
457 bcma_core_chipcommon_b_init(&bus->drv_cc_b); in bcma_bus_register()
461 core = bcma_find_core(bus, BCMA_CORE_MIPS_74K); in bcma_bus_register()
463 bus->drv_mips.core = core; in bcma_bus_register()
464 bcma_core_mips_init(&bus->drv_mips); in bcma_bus_register()
468 core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 0); in bcma_bus_register()
470 bus->drv_pci[0].core = core; in bcma_bus_register()
471 bcma_core_pci_init(&bus->drv_pci[0]); in bcma_bus_register()
475 core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 1); in bcma_bus_register()
477 bus->drv_pci[1].core = core; in bcma_bus_register()
478 bcma_core_pci_init(&bus->drv_pci[1]); in bcma_bus_register()
482 core = bcma_find_core_unit(bus, BCMA_CORE_PCIE2, 0); in bcma_bus_register()
484 bus->drv_pcie2.core = core; in bcma_bus_register()
485 bcma_core_pcie2_init(&bus->drv_pcie2); in bcma_bus_register()
489 core = bcma_find_core(bus, BCMA_CORE_4706_MAC_GBIT_COMMON); in bcma_bus_register()
491 bus->drv_gmac_cmn.core = core; in bcma_bus_register()
492 bcma_core_gmac_cmn_init(&bus->drv_gmac_cmn); in bcma_bus_register()
496 bcma_register_devices(bus); in bcma_bus_register()
498 bcma_info(bus, "Bus registered\n"); in bcma_bus_register()
503 void bcma_bus_unregister(struct bcma_bus *bus) in bcma_bus_unregister() argument
507 err = bcma_gpio_unregister(&bus->drv_cc); in bcma_bus_unregister()
509 bcma_err(bus, "Some GPIOs are still in use.\n"); in bcma_bus_unregister()
511 bcma_err(bus, "Can not unregister GPIO driver: %i\n", err); in bcma_bus_unregister()
513 bcma_core_chipcommon_b_free(&bus->drv_cc_b); in bcma_bus_unregister()
515 bcma_unregister_cores(bus); in bcma_bus_unregister()
523 int __init bcma_bus_early_register(struct bcma_bus *bus) in bcma_bus_early_register() argument
529 err = bcma_bus_scan(bus); in bcma_bus_early_register()
531 bcma_err(bus, "Failed to scan bus: %d\n", err); in bcma_bus_early_register()
536 core = bcma_find_core(bus, bcma_cc_core_id(bus)); in bcma_bus_early_register()
538 bus->drv_cc.core = core; in bcma_bus_early_register()
539 bcma_core_chipcommon_early_init(&bus->drv_cc); in bcma_bus_early_register()
543 core = bcma_find_core(bus, BCMA_CORE_MIPS_74K); in bcma_bus_early_register()
545 bus->drv_mips.core = core; in bcma_bus_early_register()
546 bcma_core_mips_early_init(&bus->drv_mips); in bcma_bus_early_register()
549 bcma_info(bus, "Early bus registered\n"); in bcma_bus_early_register()
555 int bcma_bus_suspend(struct bcma_bus *bus) in bcma_bus_suspend() argument
559 list_for_each_entry(core, &bus->cores, list) { in bcma_bus_suspend()
570 int bcma_bus_resume(struct bcma_bus *bus) in bcma_bus_resume() argument
575 if (bus->drv_cc.core) { in bcma_bus_resume()
576 bus->drv_cc.setup_done = false; in bcma_bus_resume()
577 bcma_core_chipcommon_init(&bus->drv_cc); in bcma_bus_resume()
580 list_for_each_entry(core, &bus->cores, list) { in bcma_bus_resume()
596 drv->drv.bus = &bcma_bus_type; in __bcma_driver_register()