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_handler() local
518 if (ci->in_lpm) { in ci_irq_handler()
523 if (ci->wakeup_int) in ci_irq_handler()
527 ci->wakeup_int = true; in ci_irq_handler()
528 pm_runtime_get(ci->dev); in ci_irq_handler()
532 if (ci->is_otg) { in ci_irq_handler()
533 otgsc = hw_read_otgsc(ci, ~0); in ci_irq_handler()
534 if (ci_otg_is_fsm_mode(ci)) { in ci_irq_handler()
535 ret = ci_otg_fsm_irq(ci); in ci_irq_handler()
545 if (ci->is_otg && (otgsc & OTGSC_IDIE) && (otgsc & OTGSC_IDIS)) { in ci_irq_handler()
546 ci->id_event = true; in ci_irq_handler()
548 hw_write_otgsc(ci, OTGSC_IDIS, OTGSC_IDIS); in ci_irq_handler()
549 ci_otg_queue_work(ci); in ci_irq_handler()
557 if (ci->is_otg && (otgsc & OTGSC_BSVIE) && (otgsc & OTGSC_BSVIS)) { in ci_irq_handler()
558 ci->b_sess_valid_event = true; in ci_irq_handler()
560 hw_write_otgsc(ci, OTGSC_BSVIS, OTGSC_BSVIS); in ci_irq_handler()
561 ci_otg_queue_work(ci); in ci_irq_handler()
566 if (ci->role != CI_ROLE_END) in ci_irq_handler()
567 ret = ci_role(ci)->irq(ci); in ci_irq_handler()
572 static void ci_irq(struct ci_hdrc *ci) in ci_irq() argument
577 ci_irq_handler(ci->irq, ci); in ci_irq()
585 struct ci_hdrc *ci = cbl->ci; in ci_cable_notifier() local
590 ci_irq(ci); in ci_cable_notifier()
596 struct ci_hdrc *ci = usb_role_switch_get_drvdata(sw); in ci_usb_role_switch_get() local
600 spin_lock_irqsave(&ci->lock, flags); in ci_usb_role_switch_get()
601 role = ci_role_to_usb_role(ci); in ci_usb_role_switch_get()
602 spin_unlock_irqrestore(&ci->lock, flags); in ci_usb_role_switch_get()
610 struct ci_hdrc *ci = usb_role_switch_get_drvdata(sw); in ci_usb_role_switch_set() local
612 enum usb_role current_role = ci_role_to_usb_role(ci); in ci_usb_role_switch_set()
616 if ((ci_role != CI_ROLE_END && !ci->roles[ci_role]) || in ci_usb_role_switch_set()
620 pm_runtime_get_sync(ci->dev); in ci_usb_role_switch_set()
622 spin_lock_irqsave(&ci->lock, flags); in ci_usb_role_switch_set()
624 cable = &ci->platdata->vbus_extcon; in ci_usb_role_switch_set()
626 cable = &ci->platdata->id_extcon; in ci_usb_role_switch_set()
631 ci_irq(ci); in ci_usb_role_switch_set()
632 spin_unlock_irqrestore(&ci->lock, flags); in ci_usb_role_switch_set()
633 if (ci->wq && role != USB_ROLE_NONE) in ci_usb_role_switch_set()
634 flush_workqueue(ci->wq); in ci_usb_role_switch_set()
635 spin_lock_irqsave(&ci->lock, flags); in ci_usb_role_switch_set()
642 cable = &ci->platdata->vbus_extcon; in ci_usb_role_switch_set()
644 cable = &ci->platdata->id_extcon; in ci_usb_role_switch_set()
649 ci_irq(ci); in ci_usb_role_switch_set()
651 spin_unlock_irqrestore(&ci->lock, flags); in ci_usb_role_switch_set()
652 pm_runtime_put_sync(ci->dev); in ci_usb_role_switch_set()
812 static int ci_extcon_register(struct ci_hdrc *ci) in ci_extcon_register() argument
817 id = &ci->platdata->id_extcon; in ci_extcon_register()
818 id->ci = ci; in ci_extcon_register()
820 ret = devm_extcon_register_notifier(ci->dev, id->edev, in ci_extcon_register()
823 dev_err(ci->dev, "register ID failed\n"); in ci_extcon_register()
828 vbus = &ci->platdata->vbus_extcon; in ci_extcon_register()
829 vbus->ci = ci; in ci_extcon_register()
831 ret = devm_extcon_register_notifier(ci->dev, vbus->edev, in ci_extcon_register()
834 dev_err(ci->dev, "register VBUS failed\n"); in ci_extcon_register()
909 struct ci_hdrc *ci = platform_get_drvdata(pdev); in ci_hdrc_query_available_role() local
911 if (!ci) in ci_hdrc_query_available_role()
913 if (ci->roles[CI_ROLE_HOST] && ci->roles[CI_ROLE_GADGET]) in ci_hdrc_query_available_role()
915 else if (ci->roles[CI_ROLE_HOST]) in ci_hdrc_query_available_role()
917 else if (ci->roles[CI_ROLE_GADGET]) in ci_hdrc_query_available_role()
924 static inline void ci_role_destroy(struct ci_hdrc *ci) in ci_role_destroy() argument
926 ci_hdrc_gadget_destroy(ci); in ci_role_destroy()
927 ci_hdrc_host_destroy(ci); in ci_role_destroy()
928 if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) in ci_role_destroy()
929 ci_hdrc_otg_destroy(ci); in ci_role_destroy()
932 static void ci_get_otg_capable(struct ci_hdrc *ci) in ci_get_otg_capable() argument
934 if (ci->platdata->flags & CI_HDRC_DUAL_ROLE_NOT_OTG) in ci_get_otg_capable()
935 ci->is_otg = false; in ci_get_otg_capable()
937 ci->is_otg = (hw_read(ci, CAP_DCCPARAMS, in ci_get_otg_capable()
940 if (ci->is_otg) { in ci_get_otg_capable()
941 dev_dbg(ci->dev, "It is OTG capable controller\n"); in ci_get_otg_capable()
943 hw_write_otgsc(ci, OTGSC_INT_EN_BITS | OTGSC_INT_STATUS_BITS, in ci_get_otg_capable()
951 struct ci_hdrc *ci = dev_get_drvdata(dev); in role_show() local
953 if (ci->role != CI_ROLE_END) in role_show()
954 return sprintf(buf, "%s\n", ci_role(ci)->name); in role_show()
962 struct ci_hdrc *ci = dev_get_drvdata(dev); in role_store() local
966 if (!(ci->roles[CI_ROLE_HOST] && ci->roles[CI_ROLE_GADGET])) { in role_store()
972 if (!strncmp(buf, ci->roles[role]->name, in role_store()
973 strlen(ci->roles[role]->name))) in role_store()
979 mutex_lock(&ci->mutex); in role_store()
981 if (role == ci->role) { in role_store()
982 mutex_unlock(&ci->mutex); in role_store()
987 disable_irq(ci->irq); in role_store()
988 ci_role_stop(ci); in role_store()
989 ret = ci_role_start(ci, role); in role_store()
990 if (!ret && ci->role == CI_ROLE_GADGET) in role_store()
991 ci_handle_vbus_change(ci); in role_store()
992 enable_irq(ci->irq); in role_store()
994 mutex_unlock(&ci->mutex); in role_store()
1004 ATTRIBUTE_GROUPS(ci);
1009 struct ci_hdrc *ci; in ci_hdrc_probe() local
1025 ci = devm_kzalloc(dev, sizeof(*ci), GFP_KERNEL); in ci_hdrc_probe()
1026 if (!ci) in ci_hdrc_probe()
1029 spin_lock_init(&ci->lock); in ci_hdrc_probe()
1030 mutex_init(&ci->mutex); in ci_hdrc_probe()
1031 ci->dev = dev; in ci_hdrc_probe()
1032 ci->platdata = dev_get_platdata(dev); in ci_hdrc_probe()
1033 ci->imx28_write_fix = !!(ci->platdata->flags & in ci_hdrc_probe()
1035 ci->supports_runtime_pm = !!(ci->platdata->flags & in ci_hdrc_probe()
1037 platform_set_drvdata(pdev, ci); in ci_hdrc_probe()
1039 ret = hw_device_init(ci, base); in ci_hdrc_probe()
1045 ret = ci_ulpi_init(ci); in ci_hdrc_probe()
1049 if (ci->platdata->phy) { in ci_hdrc_probe()
1050 ci->phy = ci->platdata->phy; in ci_hdrc_probe()
1051 } else if (ci->platdata->usb_phy) { in ci_hdrc_probe()
1052 ci->usb_phy = ci->platdata->usb_phy; in ci_hdrc_probe()
1055 ci->phy = devm_phy_get(dev->parent, "usb-phy"); in ci_hdrc_probe()
1057 if (PTR_ERR(ci->phy) == -EPROBE_DEFER) { in ci_hdrc_probe()
1060 } else if (IS_ERR(ci->phy)) { in ci_hdrc_probe()
1061 ci->phy = NULL; in ci_hdrc_probe()
1065 if (!ci->phy) { in ci_hdrc_probe()
1066 ci->usb_phy = devm_usb_get_phy_by_phandle(dev->parent, in ci_hdrc_probe()
1069 if (PTR_ERR(ci->usb_phy) == -EPROBE_DEFER) { in ci_hdrc_probe()
1072 } else if (IS_ERR(ci->usb_phy)) { in ci_hdrc_probe()
1073 ci->usb_phy = NULL; in ci_hdrc_probe()
1078 if (!ci->phy && !ci->usb_phy) { in ci_hdrc_probe()
1079 ci->usb_phy = devm_usb_get_phy(dev->parent, in ci_hdrc_probe()
1082 if (PTR_ERR(ci->usb_phy) == -EPROBE_DEFER) { in ci_hdrc_probe()
1085 } else if (IS_ERR(ci->usb_phy)) { in ci_hdrc_probe()
1086 ci->usb_phy = NULL; in ci_hdrc_probe()
1091 if (!ci->phy && !ci->usb_phy) { in ci_hdrc_probe()
1097 ret = ci_usb_phy_init(ci); in ci_hdrc_probe()
1103 ci->hw_bank.phys = res->start; in ci_hdrc_probe()
1105 ci->irq = platform_get_irq(pdev, 0); in ci_hdrc_probe()
1106 if (ci->irq < 0) { in ci_hdrc_probe()
1107 ret = ci->irq; in ci_hdrc_probe()
1111 ci_get_otg_capable(ci); in ci_hdrc_probe()
1113 dr_mode = ci->platdata->dr_mode; in ci_hdrc_probe()
1116 ret = ci_hdrc_host_init(ci); in ci_hdrc_probe()
1126 ret = ci_hdrc_gadget_init(ci); in ci_hdrc_probe()
1135 if (!ci->roles[CI_ROLE_HOST] && !ci->roles[CI_ROLE_GADGET]) { in ci_hdrc_probe()
1141 if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) { in ci_hdrc_probe()
1142 ret = ci_hdrc_otg_init(ci); in ci_hdrc_probe()
1150 ci_role_switch.driver_data = ci; in ci_hdrc_probe()
1151 ci->role_switch = usb_role_switch_register(dev, in ci_hdrc_probe()
1153 if (IS_ERR(ci->role_switch)) { in ci_hdrc_probe()
1154 ret = PTR_ERR(ci->role_switch); in ci_hdrc_probe()
1159 if (ci->roles[CI_ROLE_HOST] && ci->roles[CI_ROLE_GADGET]) { in ci_hdrc_probe()
1160 if (ci->is_otg) { in ci_hdrc_probe()
1161 ci->role = ci_otg_role(ci); in ci_hdrc_probe()
1163 hw_write_otgsc(ci, OTGSC_IDIE, OTGSC_IDIE); in ci_hdrc_probe()
1170 ci->role = CI_ROLE_GADGET; in ci_hdrc_probe()
1173 ci->role = ci->roles[CI_ROLE_HOST] in ci_hdrc_probe()
1178 if (!ci_otg_is_fsm_mode(ci)) { in ci_hdrc_probe()
1180 if (ci->role == CI_ROLE_GADGET) { in ci_hdrc_probe()
1182 hw_write(ci, OP_USBCMD, USBCMD_RS, 0); in ci_hdrc_probe()
1183 ci_handle_vbus_change(ci); in ci_hdrc_probe()
1186 ret = ci_role_start(ci, ci->role); in ci_hdrc_probe()
1189 ci_role(ci)->name); in ci_hdrc_probe()
1194 ret = devm_request_irq(dev, ci->irq, ci_irq_handler, IRQF_SHARED, in ci_hdrc_probe()
1195 ci->platdata->name, ci); in ci_hdrc_probe()
1199 ret = ci_extcon_register(ci); in ci_hdrc_probe()
1203 if (ci->supports_runtime_pm) { in ci_hdrc_probe()
1207 pm_runtime_mark_last_busy(ci->dev); in ci_hdrc_probe()
1211 if (ci_otg_is_fsm_mode(ci)) in ci_hdrc_probe()
1212 ci_hdrc_otg_fsm_start(ci); in ci_hdrc_probe()
1215 dbg_create_files(ci); in ci_hdrc_probe()
1220 if (ci->role_switch) in ci_hdrc_probe()
1221 usb_role_switch_unregister(ci->role_switch); in ci_hdrc_probe()
1223 if (ci->is_otg && ci->roles[CI_ROLE_GADGET]) in ci_hdrc_probe()
1224 ci_hdrc_otg_destroy(ci); in ci_hdrc_probe()
1226 ci_hdrc_gadget_destroy(ci); in ci_hdrc_probe()
1228 ci_hdrc_host_destroy(ci); in ci_hdrc_probe()
1230 ci_usb_phy_exit(ci); in ci_hdrc_probe()
1232 ci_ulpi_exit(ci); in ci_hdrc_probe()
1239 struct ci_hdrc *ci = platform_get_drvdata(pdev); in ci_hdrc_remove() local
1241 if (ci->role_switch) in ci_hdrc_remove()
1242 usb_role_switch_unregister(ci->role_switch); in ci_hdrc_remove()
1244 if (ci->supports_runtime_pm) { in ci_hdrc_remove()
1250 dbg_remove_files(ci); in ci_hdrc_remove()
1251 ci_role_destroy(ci); in ci_hdrc_remove()
1252 ci_hdrc_enter_lpm(ci, true); in ci_hdrc_remove()
1253 ci_usb_phy_exit(ci); in ci_hdrc_remove()
1254 ci_ulpi_exit(ci); in ci_hdrc_remove()
1261 static void ci_otg_fsm_suspend_for_srp(struct ci_hdrc *ci) in ci_otg_fsm_suspend_for_srp() argument
1263 if ((ci->fsm.otg->state == OTG_STATE_A_IDLE) && in ci_otg_fsm_suspend_for_srp()
1264 !hw_read_otgsc(ci, OTGSC_ID)) { in ci_otg_fsm_suspend_for_srp()
1265 hw_write(ci, OP_PORTSC, PORTSC_W1C_BITS | PORTSC_PP, in ci_otg_fsm_suspend_for_srp()
1267 hw_write(ci, OP_PORTSC, PORTSC_W1C_BITS | PORTSC_WKCN, in ci_otg_fsm_suspend_for_srp()
1273 static void ci_otg_fsm_wakeup_by_srp(struct ci_hdrc *ci) in ci_otg_fsm_wakeup_by_srp() argument
1275 if ((ci->fsm.otg->state == OTG_STATE_A_IDLE) && in ci_otg_fsm_wakeup_by_srp()
1276 (ci->fsm.a_bus_drop == 1) && (ci->fsm.a_bus_req == 0)) { in ci_otg_fsm_wakeup_by_srp()
1277 if (!hw_read_otgsc(ci, OTGSC_ID)) { in ci_otg_fsm_wakeup_by_srp()
1278 ci->fsm.a_srp_det = 1; in ci_otg_fsm_wakeup_by_srp()
1279 ci->fsm.a_bus_drop = 0; in ci_otg_fsm_wakeup_by_srp()
1281 ci->fsm.id = 1; in ci_otg_fsm_wakeup_by_srp()
1283 ci_otg_queue_work(ci); in ci_otg_fsm_wakeup_by_srp()
1287 static void ci_controller_suspend(struct ci_hdrc *ci) in ci_controller_suspend() argument
1289 disable_irq(ci->irq); in ci_controller_suspend()
1290 ci_hdrc_enter_lpm(ci, true); in ci_controller_suspend()
1291 if (ci->platdata->phy_clkgate_delay_us) in ci_controller_suspend()
1292 usleep_range(ci->platdata->phy_clkgate_delay_us, in ci_controller_suspend()
1293 ci->platdata->phy_clkgate_delay_us + 50); in ci_controller_suspend()
1294 usb_phy_set_suspend(ci->usb_phy, 1); in ci_controller_suspend()
1295 ci->in_lpm = true; in ci_controller_suspend()
1296 enable_irq(ci->irq); in ci_controller_suspend()
1305 static void ci_extcon_wakeup_int(struct ci_hdrc *ci) in ci_extcon_wakeup_int() argument
1308 u32 otgsc = hw_read_otgsc(ci, ~0); in ci_extcon_wakeup_int()
1310 cable_id = &ci->platdata->id_extcon; in ci_extcon_wakeup_int()
1311 cable_vbus = &ci->platdata->vbus_extcon; in ci_extcon_wakeup_int()
1313 if (!IS_ERR(cable_id->edev) && ci->is_otg && in ci_extcon_wakeup_int()
1315 ci_irq(ci); in ci_extcon_wakeup_int()
1317 if (!IS_ERR(cable_vbus->edev) && ci->is_otg && in ci_extcon_wakeup_int()
1319 ci_irq(ci); in ci_extcon_wakeup_int()
1324 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_controller_resume() local
1329 if (!ci->in_lpm) { in ci_controller_resume()
1334 ci_hdrc_enter_lpm(ci, false); in ci_controller_resume()
1336 ret = ci_ulpi_resume(ci); in ci_controller_resume()
1340 if (ci->usb_phy) { in ci_controller_resume()
1341 usb_phy_set_suspend(ci->usb_phy, 0); in ci_controller_resume()
1342 usb_phy_set_wakeup(ci->usb_phy, false); in ci_controller_resume()
1346 ci->in_lpm = false; in ci_controller_resume()
1347 if (ci->wakeup_int) { in ci_controller_resume()
1348 ci->wakeup_int = false; in ci_controller_resume()
1349 pm_runtime_mark_last_busy(ci->dev); in ci_controller_resume()
1350 pm_runtime_put_autosuspend(ci->dev); in ci_controller_resume()
1351 enable_irq(ci->irq); in ci_controller_resume()
1352 if (ci_otg_is_fsm_mode(ci)) in ci_controller_resume()
1353 ci_otg_fsm_wakeup_by_srp(ci); in ci_controller_resume()
1354 ci_extcon_wakeup_int(ci); in ci_controller_resume()
1363 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_suspend() local
1365 if (ci->wq) in ci_suspend()
1366 flush_workqueue(ci->wq); in ci_suspend()
1373 if (ci->in_lpm) in ci_suspend()
1376 if (ci->in_lpm) { in ci_suspend()
1382 if (ci_otg_is_fsm_mode(ci)) in ci_suspend()
1383 ci_otg_fsm_suspend_for_srp(ci); in ci_suspend()
1385 usb_phy_set_wakeup(ci->usb_phy, true); in ci_suspend()
1386 enable_irq_wake(ci->irq); in ci_suspend()
1389 ci_controller_suspend(ci); in ci_suspend()
1396 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_resume() local
1400 disable_irq_wake(ci->irq); in ci_resume()
1406 if (ci->supports_runtime_pm) { in ci_resume()
1418 struct ci_hdrc *ci = dev_get_drvdata(dev); in ci_runtime_suspend() local
1422 if (ci->in_lpm) { in ci_runtime_suspend()
1427 if (ci_otg_is_fsm_mode(ci)) in ci_runtime_suspend()
1428 ci_otg_fsm_suspend_for_srp(ci); in ci_runtime_suspend()
1430 usb_phy_set_wakeup(ci->usb_phy, true); in ci_runtime_suspend()
1431 ci_controller_suspend(ci); in ci_runtime_suspend()