Lines Matching refs:ci
98 static void hw_alloc_regmap(struct ci_hdrc *ci, bool is_lpm) in hw_alloc_regmap() argument
103 ci->hw_bank.regmap[i] = in hw_alloc_regmap()
104 (i <= CAP_LAST ? ci->hw_bank.cap : ci->hw_bank.op) + in hw_alloc_regmap()
108 ci->hw_bank.regmap[i] = ci->hw_bank.op + in hw_alloc_regmap()
116 static enum ci_revision ci_get_revision(struct ci_hdrc *ci) in ci_get_revision() argument
118 int ver = hw_read_id_reg(ci, ID_ID, VERSION) >> __ffs(VERSION); in ci_get_revision()
122 rev = hw_read_id_reg(ci, ID_ID, REVISION) in ci_get_revision()
139 u32 hw_read_intr_enable(struct ci_hdrc *ci) in hw_read_intr_enable() argument
141 return hw_read(ci, OP_USBINTR, ~0); in hw_read_intr_enable()
151 u32 hw_read_intr_status(struct ci_hdrc *ci) in hw_read_intr_status() argument
153 return hw_read(ci, OP_USBSTS, ~0); in hw_read_intr_status()
163 int hw_port_test_set(struct ci_hdrc *ci, u8 mode) in hw_port_test_set() argument
170 hw_write(ci, OP_PORTSC, PORTSC_PTC, mode << __ffs(PORTSC_PTC)); in hw_port_test_set()
181 u8 hw_port_test_get(struct ci_hdrc *ci) in hw_port_test_get() argument
183 return hw_read(ci, OP_PORTSC, PORTSC_PTC) >> __ffs(PORTSC_PTC); in hw_port_test_get()
198 static void ci_hdrc_enter_lpm(struct ci_hdrc *ci, bool enable) in ci_hdrc_enter_lpm() argument
200 enum ci_hw_regs reg = ci->hw_bank.lpm ? OP_DEVLC : OP_PORTSC; in ci_hdrc_enter_lpm()
201 bool lpm = !!(hw_read(ci, reg, PORTSC_PHCD(ci->hw_bank.lpm))); in ci_hdrc_enter_lpm()
204 hw_write(ci, reg, PORTSC_PHCD(ci->hw_bank.lpm), in ci_hdrc_enter_lpm()
205 PORTSC_PHCD(ci->hw_bank.lpm)); in ci_hdrc_enter_lpm()
207 hw_write(ci, reg, PORTSC_PHCD(ci->hw_bank.lpm), in ci_hdrc_enter_lpm()
211 static int hw_device_init(struct ci_hdrc *ci, void __iomem *base) in hw_device_init() argument
216 ci->hw_bank.abs = base; in hw_device_init()
218 ci->hw_bank.cap = ci->hw_bank.abs; in hw_device_init()
219 ci->hw_bank.cap += ci->platdata->capoffset; in hw_device_init()
220 ci->hw_bank.op = ci->hw_bank.cap + (ioread32(ci->hw_bank.cap) & 0xff); in hw_device_init()
222 hw_alloc_regmap(ci, false); in hw_device_init()
223 reg = hw_read(ci, CAP_HCCPARAMS, HCCPARAMS_LEN) >> in hw_device_init()
225 ci->hw_bank.lpm = reg; in hw_device_init()
227 hw_alloc_regmap(ci, !!reg); in hw_device_init()
228 ci->hw_bank.size = ci->hw_bank.op - ci->hw_bank.abs; in hw_device_init()
229 ci->hw_bank.size += OP_LAST; in hw_device_init()
230 ci->hw_bank.size /= sizeof(u32); in hw_device_init()
232 reg = hw_read(ci, CAP_DCCPARAMS, DCCPARAMS_DEN) >> in hw_device_init()
234 ci->hw_ep_max = reg * 2; /* cache hw ENDPT_MAX */ in hw_device_init()
236 if (ci->hw_ep_max > ENDPT_MAX) in hw_device_init()
239 ci_hdrc_enter_lpm(ci, false); in hw_device_init()
242 hw_write(ci, OP_USBINTR, 0xffffffff, 0); in hw_device_init()
245 hw_write(ci, OP_USBSTS, 0xffffffff, 0xffffffff); in hw_device_init()
247 ci->rev = ci_get_revision(ci); in hw_device_init()
249 dev_dbg(ci->dev, in hw_device_init()
251 ci->rev, ci->hw_bank.lpm, ci->hw_bank.cap, ci->hw_bank.op); in hw_device_init()
262 void hw_phymode_configure(struct ci_hdrc *ci) in hw_phymode_configure() argument
266 switch (ci->platdata->phy_mode) { in hw_phymode_configure()
292 if (ci->hw_bank.lpm) { in hw_phymode_configure()
293 hw_write(ci, OP_DEVLC, DEVLC_PTS(7) | DEVLC_PTW, lpm); in hw_phymode_configure()
295 hw_write(ci, OP_DEVLC, DEVLC_STS, DEVLC_STS); in hw_phymode_configure()
297 hw_write(ci, OP_PORTSC, PORTSC_PTS(7) | PORTSC_PTW, portsc); in hw_phymode_configure()
299 hw_write(ci, OP_PORTSC, PORTSC_STS, PORTSC_STS); in hw_phymode_configure()
311 static int _ci_usb_phy_init(struct ci_hdrc *ci) in _ci_usb_phy_init() argument
315 if (ci->phy) { in _ci_usb_phy_init()
316 ret = phy_init(ci->phy); in _ci_usb_phy_init()
320 ret = phy_power_on(ci->phy); in _ci_usb_phy_init()
322 phy_exit(ci->phy); in _ci_usb_phy_init()
326 ret = usb_phy_init(ci->usb_phy); in _ci_usb_phy_init()
337 static void ci_usb_phy_exit(struct ci_hdrc *ci) in ci_usb_phy_exit() argument
339 if (ci->platdata->flags & CI_HDRC_OVERRIDE_PHY_CONTROL) in ci_usb_phy_exit()
342 if (ci->phy) { in ci_usb_phy_exit()
343 phy_power_off(ci->phy); in ci_usb_phy_exit()
344 phy_exit(ci->phy); in ci_usb_phy_exit()
346 usb_phy_shutdown(ci->usb_phy); in ci_usb_phy_exit()
356 static int ci_usb_phy_init(struct ci_hdrc *ci) in ci_usb_phy_init() argument
360 if (ci->platdata->flags & CI_HDRC_OVERRIDE_PHY_CONTROL) in ci_usb_phy_init()
363 switch (ci->platdata->phy_mode) { in ci_usb_phy_init()
367 ret = _ci_usb_phy_init(ci); in ci_usb_phy_init()
372 hw_phymode_configure(ci); in ci_usb_phy_init()
376 hw_phymode_configure(ci); in ci_usb_phy_init()
377 ret = _ci_usb_phy_init(ci); in ci_usb_phy_init()
382 ret = _ci_usb_phy_init(ci); in ci_usb_phy_init()
396 void ci_platform_configure(struct ci_hdrc *ci) in ci_platform_configure() argument
400 is_device_mode = hw_read(ci, OP_USBMODE, USBMODE_CM) == USBMODE_CM_DC; in ci_platform_configure()
401 is_host_mode = hw_read(ci, OP_USBMODE, USBMODE_CM) == USBMODE_CM_HC; in ci_platform_configure()
404 phy_set_mode(ci->phy, PHY_MODE_USB_DEVICE); in ci_platform_configure()
406 if (ci->platdata->flags & CI_HDRC_DISABLE_DEVICE_STREAMING) in ci_platform_configure()
407 hw_write(ci, OP_USBMODE, USBMODE_CI_SDIS, in ci_platform_configure()
412 phy_set_mode(ci->phy, PHY_MODE_USB_HOST); in ci_platform_configure()
414 if (ci->platdata->flags & CI_HDRC_DISABLE_HOST_STREAMING) in ci_platform_configure()
415 hw_write(ci, OP_USBMODE, USBMODE_CI_SDIS, in ci_platform_configure()
419 if (ci->platdata->flags & CI_HDRC_FORCE_FULLSPEED) { in ci_platform_configure()
420 if (ci->hw_bank.lpm) in ci_platform_configure()
421 hw_write(ci, OP_DEVLC, DEVLC_PFSC, DEVLC_PFSC); in ci_platform_configure()
423 hw_write(ci, OP_PORTSC, PORTSC_PFSC, PORTSC_PFSC); in ci_platform_configure()
426 if (ci->platdata->flags & CI_HDRC_SET_NON_ZERO_TTHA) in ci_platform_configure()
427 hw_write(ci, OP_TTCTRL, TTCTRL_TTHA_MASK, TTCTRL_TTHA); in ci_platform_configure()
429 hw_write(ci, OP_USBCMD, 0xff0000, ci->platdata->itc_setting << 16); in ci_platform_configure()
431 if (ci->platdata->flags & CI_HDRC_OVERRIDE_AHB_BURST) in ci_platform_configure()
432 hw_write_id_reg(ci, ID_SBUSCFG, AHBBRST_MASK, in ci_platform_configure()
433 ci->platdata->ahb_burst_config); in ci_platform_configure()
436 if (!hw_read_id_reg(ci, ID_SBUSCFG, AHBBRST_MASK)) { in ci_platform_configure()
437 if (ci->platdata->flags & CI_HDRC_OVERRIDE_TX_BURST) in ci_platform_configure()
438 hw_write(ci, OP_BURSTSIZE, TX_BURST_MASK, in ci_platform_configure()
439 ci->platdata->tx_burst_size << __ffs(TX_BURST_MASK)); in ci_platform_configure()
441 if (ci->platdata->flags & CI_HDRC_OVERRIDE_RX_BURST) in ci_platform_configure()
442 hw_write(ci, OP_BURSTSIZE, RX_BURST_MASK, in ci_platform_configure()
443 ci->platdata->rx_burst_size); in ci_platform_configure()
453 static int hw_controller_reset(struct ci_hdrc *ci) in hw_controller_reset() argument
457 hw_write(ci, OP_USBCMD, USBCMD_RST, USBCMD_RST); in hw_controller_reset()
458 while (hw_read(ci, OP_USBCMD, USBCMD_RST)) { in hw_controller_reset()
473 int hw_device_reset(struct ci_hdrc *ci) in hw_device_reset() argument
478 hw_write(ci, OP_ENDPTFLUSH, ~0, ~0); in hw_device_reset()
479 hw_write(ci, OP_USBCMD, USBCMD_RS, 0); in hw_device_reset()
481 ret = hw_controller_reset(ci); in hw_device_reset()
483 dev_err(ci->dev, "error resetting controller, ret=%d\n", ret); in hw_device_reset()
487 if (ci->platdata->notify_event) { in hw_device_reset()
488 ret = ci->platdata->notify_event(ci, in hw_device_reset()
495 hw_write(ci, OP_USBMODE, USBMODE_CM, USBMODE_CM_IDLE); in hw_device_reset()
496 hw_write(ci, OP_USBMODE, USBMODE_CM, USBMODE_CM_DC); in hw_device_reset()
498 hw_write(ci, OP_USBMODE, USBMODE_SLOM, USBMODE_SLOM); in hw_device_reset()
500 if (hw_read(ci, OP_USBMODE, USBMODE_CM) != USBMODE_CM_DC) { in hw_device_reset()
501 dev_err(ci->dev, "cannot enter in %s device mode\n", in hw_device_reset()
502 ci_role(ci)->name); in hw_device_reset()
503 dev_err(ci->dev, "lpm = %i\n", ci->hw_bank.lpm); in hw_device_reset()
507 ci_platform_configure(ci); in hw_device_reset()
514 struct ci_hdrc *ci = data; in ci_irq() local
518 if (ci->in_lpm) { in ci_irq()
520 ci->wakeup_int = true; in ci_irq()
521 pm_runtime_get(ci->dev); in ci_irq()
525 if (ci->is_otg) { in ci_irq()
526 otgsc = hw_read_otgsc(ci, ~0); in ci_irq()
527 if (ci_otg_is_fsm_mode(ci)) { in ci_irq()
528 ret = ci_otg_fsm_irq(ci); in ci_irq()
538 if (ci->is_otg && (otgsc & OTGSC_IDIE) && (otgsc & OTGSC_IDIS)) { in ci_irq()
539 ci->id_event = true; in ci_irq()
541 hw_write_otgsc(ci, OTGSC_IDIS, OTGSC_IDIS); in ci_irq()
542 ci_otg_queue_work(ci); in ci_irq()
550 if (ci->is_otg && (otgsc & OTGSC_BSVIE) && (otgsc & OTGSC_BSVIS)) { in ci_irq()
551 ci->b_sess_valid_event = true; in ci_irq()
553 hw_write_otgsc(ci, OTGSC_BSVIS, OTGSC_BSVIS); in ci_irq()
554 ci_otg_queue_work(ci); in ci_irq()
559 if (ci->role != CI_ROLE_END) in ci_irq()
560 ret = ci_role(ci)->irq(ci); in ci_irq()
569 struct ci_hdrc *ci = cbl->ci; in ci_cable_notifier() local
574 ci_irq(ci->irq, ci); in ci_cable_notifier()
580 struct ci_hdrc *ci = usb_role_switch_get_drvdata(sw); in ci_usb_role_switch_get() local
584 spin_lock_irqsave(&ci->lock, flags); in ci_usb_role_switch_get()
585 role = ci_role_to_usb_role(ci); in ci_usb_role_switch_get()
586 spin_unlock_irqrestore(&ci->lock, flags); in ci_usb_role_switch_get()
594 struct ci_hdrc *ci = usb_role_switch_get_drvdata(sw); in ci_usb_role_switch_set() local
596 enum usb_role current_role = ci_role_to_usb_role(ci); in ci_usb_role_switch_set()
600 if ((ci_role != CI_ROLE_END && !ci->roles[ci_role]) || in ci_usb_role_switch_set()
604 pm_runtime_get_sync(ci->dev); in ci_usb_role_switch_set()
606 spin_lock_irqsave(&ci->lock, flags); in ci_usb_role_switch_set()
608 cable = &ci->platdata->vbus_extcon; in ci_usb_role_switch_set()
610 cable = &ci->platdata->id_extcon; in ci_usb_role_switch_set()
615 ci_irq(ci->irq, ci); in ci_usb_role_switch_set()
616 spin_unlock_irqrestore(&ci->lock, flags); in ci_usb_role_switch_set()
617 if (ci->wq && role != USB_ROLE_NONE) in ci_usb_role_switch_set()
618 flush_workqueue(ci->wq); in ci_usb_role_switch_set()
619 spin_lock_irqsave(&ci->lock, flags); in ci_usb_role_switch_set()
626 cable = &ci->platdata->vbus_extcon; in ci_usb_role_switch_set()
628 cable = &ci->platdata->id_extcon; in ci_usb_role_switch_set()
633 ci_irq(ci->irq, ci); in ci_usb_role_switch_set()
635 spin_unlock_irqrestore(&ci->lock, flags); in ci_usb_role_switch_set()
636 pm_runtime_put_sync(ci->dev); in ci_usb_role_switch_set()
796 static int ci_extcon_register(struct ci_hdrc *ci) in ci_extcon_register() argument
801 id = &ci->platdata->id_extcon; in ci_extcon_register()
802 id->ci = ci; in ci_extcon_register()
804 ret = devm_extcon_register_notifier(ci->dev, id->edev, in ci_extcon_register()
807 dev_err(ci->dev, "register ID failed\n"); in ci_extcon_register()
812 vbus = &ci->platdata->vbus_extcon; in ci_extcon_register()
813 vbus->ci = ci; in ci_extcon_register()
815 ret = devm_extcon_register_notifier(ci->dev, vbus->edev, in ci_extcon_register()
818 dev_err(ci->dev, "register VBUS failed\n"); in ci_extcon_register()
893 struct ci_hdrc *ci = platform_get_drvdata(pdev); in ci_hdrc_query_available_role() local
895 if (!ci) in ci_hdrc_query_available_role()
897 if (ci->roles[CI_ROLE_HOST] && ci->roles[CI_ROLE_GADGET]) in ci_hdrc_query_available_role()
899 else if (ci->roles[CI_ROLE_HOST]) in ci_hdrc_query_available_role()
901 else if (ci->roles[CI_ROLE_GADGET]) in ci_hdrc_query_available_role()
908 static inline void ci_role_destroy(struct ci_hdrc *ci) in ci_role_destroy() argument
910 ci_hdrc_gadget_destroy(ci); in ci_role_destroy()
911 ci_hdrc_host_destroy(ci); in ci_role_destroy()
912 if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) in ci_role_destroy()
913 ci_hdrc_otg_destroy(ci); in ci_role_destroy()
916 static void ci_get_otg_capable(struct ci_hdrc *ci) in ci_get_otg_capable() argument
918 if (ci->platdata->flags & CI_HDRC_DUAL_ROLE_NOT_OTG) in ci_get_otg_capable()
919 ci->is_otg = false; in ci_get_otg_capable()
921 ci->is_otg = (hw_read(ci, CAP_DCCPARAMS, in ci_get_otg_capable()
924 if (ci->is_otg) { in ci_get_otg_capable()
925 dev_dbg(ci->dev, "It is OTG capable controller\n"); in ci_get_otg_capable()
927 hw_write_otgsc(ci, OTGSC_INT_EN_BITS | OTGSC_INT_STATUS_BITS, in ci_get_otg_capable()
935 struct ci_hdrc *ci = dev_get_drvdata(dev); in role_show() local
937 if (ci->role != CI_ROLE_END) in role_show()
938 return sprintf(buf, "%s\n", ci_role(ci)->name); in role_show()
946 struct ci_hdrc *ci = dev_get_drvdata(dev); in role_store() local
950 if (!(ci->roles[CI_ROLE_HOST] && ci->roles[CI_ROLE_GADGET])) { in role_store()
956 if (!strncmp(buf, ci->roles[role]->name, in role_store()
957 strlen(ci->roles[role]->name))) in role_store()
960 if (role == CI_ROLE_END || role == ci->role) in role_store()
964 disable_irq(ci->irq); in role_store()
965 ci_role_stop(ci); in role_store()
966 ret = ci_role_start(ci, role); in role_store()
967 if (!ret && ci->role == CI_ROLE_GADGET) in role_store()
968 ci_handle_vbus_change(ci); in role_store()
969 enable_irq(ci->irq); in role_store()
980 ATTRIBUTE_GROUPS(ci);
985 struct ci_hdrc *ci; in ci_hdrc_probe() local
1001 ci = devm_kzalloc(dev, sizeof(*ci), GFP_KERNEL); in ci_hdrc_probe()
1002 if (!ci) in ci_hdrc_probe()
1005 spin_lock_init(&ci->lock); in ci_hdrc_probe()
1006 ci->dev = dev; in ci_hdrc_probe()
1007 ci->platdata = dev_get_platdata(dev); in ci_hdrc_probe()
1008 ci->imx28_write_fix = !!(ci->platdata->flags & in ci_hdrc_probe()
1010 ci->supports_runtime_pm = !!(ci->platdata->flags & in ci_hdrc_probe()
1012 platform_set_drvdata(pdev, ci); in ci_hdrc_probe()
1014 ret = hw_device_init(ci, base); in ci_hdrc_probe()
1020 ret = ci_ulpi_init(ci); in ci_hdrc_probe()
1024 if (ci->platdata->phy) { in ci_hdrc_probe()
1025 ci->phy = ci->platdata->phy; in ci_hdrc_probe()
1026 } else if (ci->platdata->usb_phy) { in ci_hdrc_probe()
1027 ci->usb_phy = ci->platdata->usb_phy; in ci_hdrc_probe()
1030 ci->phy = devm_phy_get(dev->parent, "usb-phy"); in ci_hdrc_probe()
1032 if (PTR_ERR(ci->phy) == -EPROBE_DEFER) { in ci_hdrc_probe()
1035 } else if (IS_ERR(ci->phy)) { in ci_hdrc_probe()
1036 ci->phy = NULL; in ci_hdrc_probe()
1040 if (!ci->phy) { in ci_hdrc_probe()
1041 ci->usb_phy = devm_usb_get_phy_by_phandle(dev->parent, in ci_hdrc_probe()
1044 if (PTR_ERR(ci->usb_phy) == -EPROBE_DEFER) { in ci_hdrc_probe()
1047 } else if (IS_ERR(ci->usb_phy)) { in ci_hdrc_probe()
1048 ci->usb_phy = NULL; in ci_hdrc_probe()
1053 if (!ci->phy && !ci->usb_phy) { in ci_hdrc_probe()
1054 ci->usb_phy = devm_usb_get_phy(dev->parent, in ci_hdrc_probe()
1057 if (PTR_ERR(ci->usb_phy) == -EPROBE_DEFER) { in ci_hdrc_probe()
1060 } else if (IS_ERR(ci->usb_phy)) { in ci_hdrc_probe()
1061 ci->usb_phy = NULL; in ci_hdrc_probe()
1066 if (!ci->phy && !ci->usb_phy) { in ci_hdrc_probe()
1072 ret = ci_usb_phy_init(ci); in ci_hdrc_probe()
1078 ci->hw_bank.phys = res->start; in ci_hdrc_probe()
1080 ci->irq = platform_get_irq(pdev, 0); in ci_hdrc_probe()
1081 if (ci->irq < 0) { in ci_hdrc_probe()
1082 ret = ci->irq; in ci_hdrc_probe()
1086 ci_get_otg_capable(ci); in ci_hdrc_probe()
1088 dr_mode = ci->platdata->dr_mode; in ci_hdrc_probe()
1091 ret = ci_hdrc_host_init(ci); in ci_hdrc_probe()
1101 ret = ci_hdrc_gadget_init(ci); in ci_hdrc_probe()
1110 if (!ci->roles[CI_ROLE_HOST] && !ci->roles[CI_ROLE_GADGET]) { in ci_hdrc_probe()
1116 if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) { in ci_hdrc_probe()
1117 ret = ci_hdrc_otg_init(ci); in ci_hdrc_probe()
1125 ci_role_switch.driver_data = ci; in ci_hdrc_probe()
1126 ci->role_switch = usb_role_switch_register(dev, in ci_hdrc_probe()
1128 if (IS_ERR(ci->role_switch)) { in ci_hdrc_probe()
1129 ret = PTR_ERR(ci->role_switch); in ci_hdrc_probe()
1134 if (ci->roles[CI_ROLE_HOST] && ci->roles[CI_ROLE_GADGET]) { in ci_hdrc_probe()
1135 if (ci->is_otg) { in ci_hdrc_probe()
1136 ci->role = ci_otg_role(ci); in ci_hdrc_probe()
1138 hw_write_otgsc(ci, OTGSC_IDIE, OTGSC_IDIE); in ci_hdrc_probe()
1145 ci->role = CI_ROLE_GADGET; in ci_hdrc_probe()
1148 ci->role = ci->roles[CI_ROLE_HOST] in ci_hdrc_probe()
1153 if (!ci_otg_is_fsm_mode(ci)) { in ci_hdrc_probe()
1155 if (ci->role == CI_ROLE_GADGET) { in ci_hdrc_probe()
1157 hw_write(ci, OP_USBCMD, USBCMD_RS, 0); in ci_hdrc_probe()
1158 ci_handle_vbus_change(ci); in ci_hdrc_probe()
1161 ret = ci_role_start(ci, ci->role); in ci_hdrc_probe()
1164 ci_role(ci)->name); in ci_hdrc_probe()
1169 ret = devm_request_irq(dev, ci->irq, ci_irq, IRQF_SHARED, in ci_hdrc_probe()
1170 ci->platdata->name, ci); in ci_hdrc_probe()
1174 ret = ci_extcon_register(ci); in ci_hdrc_probe()
1178 if (ci->supports_runtime_pm) { in ci_hdrc_probe()
1182 pm_runtime_mark_last_busy(ci->dev); in ci_hdrc_probe()
1186 if (ci_otg_is_fsm_mode(ci)) in ci_hdrc_probe()
1187 ci_hdrc_otg_fsm_start(ci); in ci_hdrc_probe()
1190 dbg_create_files(ci); in ci_hdrc_probe()
1195 if (ci->role_switch) in ci_hdrc_probe()
1196 usb_role_switch_unregister(ci->role_switch); in ci_hdrc_probe()
1198 if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) in ci_hdrc_probe()
1199 ci_hdrc_otg_destroy(ci); in ci_hdrc_probe()
1201 ci_hdrc_gadget_destroy(ci); in ci_hdrc_probe()
1203 ci_hdrc_host_destroy(ci); in ci_hdrc_probe()
1205 ci_usb_phy_exit(ci); in ci_hdrc_probe()
1207 ci_ulpi_exit(ci); in ci_hdrc_probe()
1214 struct ci_hdrc *ci = platform_get_drvdata(pdev); in ci_hdrc_remove() local
1216 if (ci->role_switch) in ci_hdrc_remove()
1217 usb_role_switch_unregister(ci->role_switch); in ci_hdrc_remove()
1219 if (ci->supports_runtime_pm) { in ci_hdrc_remove()
1225 dbg_remove_files(ci); in ci_hdrc_remove()
1226 ci_role_destroy(ci); in ci_hdrc_remove()
1227 ci_hdrc_enter_lpm(ci, true); in ci_hdrc_remove()
1228 ci_usb_phy_exit(ci); in ci_hdrc_remove()
1229 ci_ulpi_exit(ci); in ci_hdrc_remove()
1236 static void ci_otg_fsm_suspend_for_srp(struct ci_hdrc *ci) in ci_otg_fsm_suspend_for_srp() argument
1238 if ((ci->fsm.otg->state == OTG_STATE_A_IDLE) && in ci_otg_fsm_suspend_for_srp()
1239 !hw_read_otgsc(ci, OTGSC_ID)) { in ci_otg_fsm_suspend_for_srp()
1240 hw_write(ci, OP_PORTSC, PORTSC_W1C_BITS | PORTSC_PP, in ci_otg_fsm_suspend_for_srp()
1242 hw_write(ci, OP_PORTSC, PORTSC_W1C_BITS | PORTSC_WKCN, in ci_otg_fsm_suspend_for_srp()
1248 static void ci_otg_fsm_wakeup_by_srp(struct ci_hdrc *ci) in ci_otg_fsm_wakeup_by_srp() argument
1250 if ((ci->fsm.otg->state == OTG_STATE_A_IDLE) && in ci_otg_fsm_wakeup_by_srp()
1251 (ci->fsm.a_bus_drop == 1) && (ci->fsm.a_bus_req == 0)) { in ci_otg_fsm_wakeup_by_srp()
1252 if (!hw_read_otgsc(ci, OTGSC_ID)) { in ci_otg_fsm_wakeup_by_srp()
1253 ci->fsm.a_srp_det = 1; in ci_otg_fsm_wakeup_by_srp()
1254 ci->fsm.a_bus_drop = 0; in ci_otg_fsm_wakeup_by_srp()
1256 ci->fsm.id = 1; in ci_otg_fsm_wakeup_by_srp()
1258 ci_otg_queue_work(ci); in ci_otg_fsm_wakeup_by_srp()
1262 static void ci_controller_suspend(struct ci_hdrc *ci) in ci_controller_suspend() argument
1264 disable_irq(ci->irq); in ci_controller_suspend()
1265 ci_hdrc_enter_lpm(ci, true); in ci_controller_suspend()
1266 if (ci->platdata->phy_clkgate_delay_us) in ci_controller_suspend()
1267 usleep_range(ci->platdata->phy_clkgate_delay_us, in ci_controller_suspend()
1268 ci->platdata->phy_clkgate_delay_us + 50); in ci_controller_suspend()
1269 usb_phy_set_suspend(ci->usb_phy, 1); in ci_controller_suspend()
1270 ci->in_lpm = true; in ci_controller_suspend()
1271 enable_irq(ci->irq); in ci_controller_suspend()
1280 static void ci_extcon_wakeup_int(struct ci_hdrc *ci) in ci_extcon_wakeup_int() argument
1283 u32 otgsc = hw_read_otgsc(ci, ~0); in ci_extcon_wakeup_int()
1285 cable_id = &ci->platdata->id_extcon; in ci_extcon_wakeup_int()
1286 cable_vbus = &ci->platdata->vbus_extcon; in ci_extcon_wakeup_int()
1288 if (!IS_ERR(cable_id->edev) && ci->is_otg && in ci_extcon_wakeup_int()
1290 ci_irq(ci->irq, ci); in ci_extcon_wakeup_int()
1292 if (!IS_ERR(cable_vbus->edev) && ci->is_otg && in ci_extcon_wakeup_int()
1294 ci_irq(ci->irq, ci); in ci_extcon_wakeup_int()
1299 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_controller_resume() local
1304 if (!ci->in_lpm) { in ci_controller_resume()
1309 ci_hdrc_enter_lpm(ci, false); in ci_controller_resume()
1311 ret = ci_ulpi_resume(ci); in ci_controller_resume()
1315 if (ci->usb_phy) { in ci_controller_resume()
1316 usb_phy_set_suspend(ci->usb_phy, 0); in ci_controller_resume()
1317 usb_phy_set_wakeup(ci->usb_phy, false); in ci_controller_resume()
1321 ci->in_lpm = false; in ci_controller_resume()
1322 if (ci->wakeup_int) { in ci_controller_resume()
1323 ci->wakeup_int = false; in ci_controller_resume()
1324 pm_runtime_mark_last_busy(ci->dev); in ci_controller_resume()
1325 pm_runtime_put_autosuspend(ci->dev); in ci_controller_resume()
1326 enable_irq(ci->irq); in ci_controller_resume()
1327 if (ci_otg_is_fsm_mode(ci)) in ci_controller_resume()
1328 ci_otg_fsm_wakeup_by_srp(ci); in ci_controller_resume()
1329 ci_extcon_wakeup_int(ci); in ci_controller_resume()
1338 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_suspend() local
1340 if (ci->wq) in ci_suspend()
1341 flush_workqueue(ci->wq); in ci_suspend()
1348 if (ci->in_lpm) in ci_suspend()
1351 if (ci->in_lpm) { in ci_suspend()
1357 if (ci_otg_is_fsm_mode(ci)) in ci_suspend()
1358 ci_otg_fsm_suspend_for_srp(ci); in ci_suspend()
1360 usb_phy_set_wakeup(ci->usb_phy, true); in ci_suspend()
1361 enable_irq_wake(ci->irq); in ci_suspend()
1364 ci_controller_suspend(ci); in ci_suspend()
1371 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_resume() local
1375 disable_irq_wake(ci->irq); in ci_resume()
1381 if (ci->supports_runtime_pm) { in ci_resume()
1393 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_runtime_suspend() local
1397 if (ci->in_lpm) { in ci_runtime_suspend()
1402 if (ci_otg_is_fsm_mode(ci)) in ci_runtime_suspend()
1403 ci_otg_fsm_suspend_for_srp(ci); in ci_runtime_suspend()
1405 usb_phy_set_wakeup(ci->usb_phy, true); in ci_runtime_suspend()
1406 ci_controller_suspend(ci); in ci_runtime_suspend()